bump

Always showing currency name to prevent LND confusion

BTCPayServer.Tests/BTCPayServer.Tests.csproj

@@ -1,14 +1,15 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp2.0</TargetFramework>
+    <TargetFramework>netcoreapp2.1</TargetFramework>
 
     <IsPackable>false</IsPackable>
     <NoWarn>NU1701,CA1816,CA1308,CA1810,CA2208</NoWarn>
+    <LangVersion>7.2</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.7.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.7.2" />
     <PackageReference Include="xunit" Version="2.3.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.3.1" />
   </ItemGroup>

BTCPayServer.Tests/BTCPayServerTester.cs

@@ -120,7 +120,7 @@ namespace BTCPayServer.Tests
                     .Build();
             _Host.Start();
             InvoiceRepository = (InvoiceRepository)_Host.Services.GetService(typeof(InvoiceRepository));
-
+            StoreRepository = (StoreRepository)_Host.Services.GetService(typeof(StoreRepository)); 
             var rateProvider = (BTCPayRateProviderFactory)_Host.Services.GetService(typeof(BTCPayRateProviderFactory));
             rateProvider.DirectProviders.Clear();
 
@@ -129,19 +129,25 @@ namespace BTCPayServer.Tests
             {
                 Exchange = "coinaverage",
                 CurrencyPair = CurrencyPair.Parse("BTC_USD"),
-                Value = 5000m
+                BidAsk = new BidAsk(5000m)
             });
             coinAverageMock.ExchangeRates.Add(new Rating.ExchangeRate()
             {
                 Exchange = "coinaverage",
                 CurrencyPair = CurrencyPair.Parse("BTC_CAD"),
-                Value = 4500m
+                BidAsk = new BidAsk(4500m)
+            });
+            coinAverageMock.ExchangeRates.Add(new Rating.ExchangeRate()
+            {
+                Exchange = "coinaverage",
+                CurrencyPair = CurrencyPair.Parse("LTC_BTC"),
+                BidAsk = new BidAsk(0.001m)
             });
             coinAverageMock.ExchangeRates.Add(new Rating.ExchangeRate()
             {
                 Exchange = "coinaverage",
                 CurrencyPair = CurrencyPair.Parse("LTC_USD"),
-                Value = 500m
+                BidAsk = new BidAsk(500m)
             });
             rateProvider.DirectProviders.Add("coinaverage", coinAverageMock);
         }
@@ -152,6 +158,7 @@ namespace BTCPayServer.Tests
             internal set;
         }
         public InvoiceRepository InvoiceRepository { get; private set; }
+        public StoreRepository StoreRepository { get; private set; }
         public Uri IntegratedLightning { get; internal set; }
         public bool InContainer { get; internal set; }
 

BTCPayServer.Tests/ChargeTester.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Text;
+using BTCPayServer.Payments.Lightning;
 using BTCPayServer.Payments.Lightning.Charge;
 using BTCPayServer.Payments.Lightning.CLightning;
 using NBitcoin;
@@ -15,7 +16,7 @@ namespace BTCPayServer.Tests
         {
             this._Parent = serverTester;
             var url = serverTester.GetEnvironment(environmentName, defaultValue);
-            Client = new ChargeClient(new Uri(url), network);
+            Client = (ChargeClient)LightningClientFactory.CreateClient(url, network);
             P2PHost = _Parent.GetEnvironment(environmentName + "_HOST", defaultHost);
         }        
         public ChargeClient Client { get; set; }

BTCPayServer.Tests/Dockerfile

@@ -1,4 +1,4 @@
-FROM microsoft/dotnet:2.0.6-sdk-2.1.101-stretch
+FROM microsoft/dotnet:2.1.300-sdk-alpine3.7
 WORKDIR /app
  # caches restore result by copying csproj file separately
 COPY BTCPayServer.Tests/BTCPayServer.Tests.csproj BTCPayServer.Tests/BTCPayServer.Tests.csproj

BTCPayServer.Tests/Lnd/LndMockTester.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using BTCPayServer.Payments.Lightning.Lnd;
+using NBitcoin;
+
+namespace BTCPayServer.Tests.Lnd
+{
+    public class LndMockTester
+    {
+        private ServerTester _Parent;
+
+        public LndMockTester(ServerTester serverTester, string environmentName, string defaultValue, string defaultHost, Network network)
+        {
+            this._Parent = serverTester;
+            var url = serverTester.GetEnvironment(environmentName, defaultValue);
+
+            Swagger = new LndSwaggerClient(new LndRestSettings(new Uri(url)) { AllowInsecure = true });
+            Client = new LndInvoiceClient(Swagger);
+            P2PHost = _Parent.GetEnvironment(environmentName + "_HOST", defaultHost);
+        }
+
+        public LndSwaggerClient Swagger { get; set; }
+        public LndInvoiceClient Client { get; set; }
+        public string P2PHost { get; }
+    }
+}

BTCPayServer.Tests/Lnd/UnitTests.cs

@@ -0,0 +1,246 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Threading.Tasks;
+using BTCPayServer.Payments.Lightning;
+using BTCPayServer.Payments.Lightning.Lnd;
+using NBitcoin;
+using NBitcoin.RPC;
+using Xunit;
+using Xunit.Abstractions;
+using System.Linq;
+using System.Threading;
+using NBitpayClient;
+using System.Globalization;
+using Xunit.Sdk;
+
+namespace BTCPayServer.Tests.Lnd
+{
+    // this depends for now on `docker-compose up devlnd`
+    public class UnitTests
+    {
+        private readonly ITestOutputHelper output;
+
+        public UnitTests(ITestOutputHelper output)
+        {
+            this.output = output;
+            initializeEnvironment();
+
+            MerchantLnd = new LndSwaggerClient(new LndRestSettings(new Uri("https://127.0.0.1:53280")) { AllowInsecure = true });
+            InvoiceClient = new LndInvoiceClient(MerchantLnd);
+
+            CustomerLnd = new LndSwaggerClient(new LndRestSettings(new Uri("https://127.0.0.1:53281")) { AllowInsecure = true });
+        }
+
+        private LndSwaggerClient MerchantLnd { get; set; }
+        private LndInvoiceClient InvoiceClient { get; set; }
+
+        private LndSwaggerClient CustomerLnd { get; set; }
+
+        [Fact]
+        public async Task GetInfo()
+        {
+            var res = await InvoiceClient.GetInfo();
+            output.WriteLine("Result: " + res.ToJson());
+        }
+
+        [Fact]
+        public async Task CreateInvoice()
+        {
+            var res = await InvoiceClient.CreateInvoice(10000, "Hello world", TimeSpan.FromSeconds(3600));
+            output.WriteLine("Result: " + res.ToJson());
+        }
+
+        [Fact]
+        public async Task GetInvoice()
+        {
+            var createInvoice = await InvoiceClient.CreateInvoice(10000, "Hello world", TimeSpan.FromSeconds(3600));
+            var getInvoice = await InvoiceClient.GetInvoice(createInvoice.Id);
+
+            Assert.Equal(createInvoice.BOLT11, getInvoice.BOLT11);
+        }
+
+        [Fact]
+        public void Play()
+        {
+            var seq = new System.Buffers.ReadOnlySequence<byte>(new ReadOnlyMemory<byte>(new byte[1000]));
+            var seq2 = seq.Slice(3);
+            var pos = seq2.GetPosition(0);
+        }
+
+        // integration tests
+        [Fact]
+        public async Task TestWaitListenInvoice()
+        {
+            var merchantInvoice = await InvoiceClient.CreateInvoice(10000, "Hello world", TimeSpan.FromSeconds(3600));
+            var merchantInvoice2 = await InvoiceClient.CreateInvoice(10000, "Hello world", TimeSpan.FromSeconds(3600));
+
+            var waitToken = default(CancellationToken);
+            var listener = await InvoiceClient.Listen(waitToken);
+            var waitTask = listener.WaitInvoice(waitToken);
+
+            await EnsureLightningChannelAsync();
+            var payResponse = await CustomerLnd.SendPaymentSyncAsync(new LnrpcSendRequest
+            {
+                Payment_request = merchantInvoice.BOLT11
+            });
+
+            var invoice = await waitTask;
+            Assert.True(invoice.PaidAt.HasValue);
+
+            var waitTask2 = listener.WaitInvoice(waitToken);
+
+            payResponse = await CustomerLnd.SendPaymentSyncAsync(new LnrpcSendRequest
+            {
+                Payment_request = merchantInvoice2.BOLT11
+            });
+
+            invoice = await waitTask2;
+            Assert.True(invoice.PaidAt.HasValue);
+
+            var waitTask3 = listener.WaitInvoice(waitToken);
+            await Task.Delay(100);
+            listener.Dispose();
+            Assert.Throws<TaskCanceledException>(() => waitTask3.GetAwaiter().GetResult());
+        }
+
+        [Fact]
+        public async Task CreateLndInvoiceAndPay()
+        {
+            var merchantInvoice = await InvoiceClient.CreateInvoice(10000, "Hello world", TimeSpan.FromSeconds(3600));
+
+            await EnsureLightningChannelAsync();
+
+            await EventuallyAsync(async () =>
+            {
+                var payResponse = await CustomerLnd.SendPaymentSyncAsync(new LnrpcSendRequest
+                {
+                    Payment_request = merchantInvoice.BOLT11
+                });
+                
+                var invoice = await InvoiceClient.GetInvoice(merchantInvoice.Id);
+                Assert.True(invoice.PaidAt.HasValue);
+            });
+        }
+
+        private async Task EventuallyAsync(Func<Task> act)
+        {
+            CancellationTokenSource cts = new CancellationTokenSource(20000);
+            while (true)
+            {
+                try
+                {
+                    await act();
+                    break;
+                }
+                catch (XunitException) when (!cts.Token.IsCancellationRequested)
+                {
+                    await Task.Delay(500);
+                }
+            }
+        }
+
+        public async Task<LnrpcChannel> EnsureLightningChannelAsync()
+        {
+            var merchantInfo = await WaitLNSynched();
+            var merchantNodeAddress = new LnrpcLightningAddress
+            {
+                Pubkey = merchantInfo.NodeId,
+                Host = "merchant_lnd:9735"
+            };
+
+            while (true)
+            {
+                // if channel is pending generate blocks until confirmed
+                var pendingResponse = await CustomerLnd.PendingChannelsAsync();
+                if (pendingResponse.Pending_open_channels?
+                    .Any(a => a.Channel?.Remote_node_pub == merchantNodeAddress.Pubkey) == true)
+                {
+                    ExplorerNode.Generate(1);
+                    await WaitLNSynched();
+                    continue;
+                }
+
+                // check if channel is established
+                var chanResponse = await CustomerLnd.ListChannelsAsync(null, null, null, null);
+                LnrpcChannel channelToMerchant = null;
+                if (chanResponse != null && chanResponse.Channels != null)
+                {
+                    channelToMerchant = chanResponse.Channels
+                    .Where(a => a.Remote_pubkey == merchantNodeAddress.Pubkey)
+                    .FirstOrDefault();
+                }
+
+                if (channelToMerchant == null)
+                {
+                    // create new channel
+                    var isConnected = await CustomerLnd.ListPeersAsync();
+                    if (isConnected.Peers == null ||
+                        !isConnected.Peers.Any(a => a.Pub_key == merchantInfo.NodeId))
+                    {
+                        var connectResp = await CustomerLnd.ConnectPeerAsync(new LnrpcConnectPeerRequest
+                        {
+                            Addr = merchantNodeAddress
+                        });
+                    }
+
+                    var addressResponse = await CustomerLnd.NewWitnessAddressAsync();
+                    var address = BitcoinAddress.Create(addressResponse.Address, Network.RegTest);
+                    await ExplorerNode.SendToAddressAsync(address, Money.Coins(0.2m));
+                    ExplorerNode.Generate(1);
+                    await WaitLNSynched();
+
+                    var channelReq = new LnrpcOpenChannelRequest
+                    {
+                        Local_funding_amount = 16777215.ToString(CultureInfo.InvariantCulture),
+                        Node_pubkey_string = merchantInfo.NodeId
+                    };
+                    var channelResp = await CustomerLnd.OpenChannelSyncAsync(channelReq);
+                }
+                else
+                {
+                    // channel exists, return it
+                    ExplorerNode.Generate(1);
+                    await WaitLNSynched();
+                    return channelToMerchant;
+                }
+            }
+        }
+
+        private async Task<LightningNodeInformation> WaitLNSynched()
+        {
+            while (true)
+            {
+                var merchantInfo = await InvoiceClient.GetInfo();
+                var blockCount = await ExplorerNode.GetBlockCountAsync();
+                if (merchantInfo.BlockHeight != blockCount)
+                {
+                    await Task.Delay(500);
+                }
+                else
+                {
+                    return merchantInfo;
+                }
+            }
+        }
+
+
+
+
+        //
+        private void initializeEnvironment()
+        {
+            NetworkProvider = new BTCPayNetworkProvider(NetworkType.Regtest);
+            ExplorerNode = new RPCClient(RPCCredentialString.Parse(GetEnvironment("TESTS_BTCRPCCONNECTION", "server=http://127.0.0.1:43782;ceiwHEbqWI83:DwubwWsoo3")), NetworkProvider.GetNetwork("BTC").NBitcoinNetwork);
+        }
+
+        public BTCPayNetworkProvider NetworkProvider { get; private set; }
+        public RPCClient ExplorerNode { get; set; }
+
+        internal string GetEnvironment(string variable, string defaultValue)
+        {
+            var var = Environment.GetEnvironmentVariable(variable);
+            return String.IsNullOrEmpty(var) ? defaultValue : var;
+        }
+    }
+}

BTCPayServer.Tests/RateRulesTest.cs

@@ -4,6 +4,7 @@ using System.Collections.Generic;
 using System.Text;
 using BTCPayServer.Rating;
 using Xunit;
+using System.Globalization;
 
 namespace BTCPayServer.Tests
 {
@@ -35,9 +36,9 @@ namespace BTCPayServer.Tests
                 rules.ToString());
             var tests = new[]
             {
+                (Pair: "DOGE_USD", Expected: "bittrex(DOGE_BTC) * gdax(BTC_USD) * 1.1"),
                 (Pair: "BTC_USD", Expected: "gdax(BTC_USD)"),
                 (Pair: "BTC_CAD", Expected: "coinbase(BTC_CAD)"),
-                (Pair: "DOGE_USD", Expected: "bittrex(DOGE_BTC) * gdax(BTC_USD) * 1.1"),
                 (Pair: "DOGE_CAD", Expected: "bittrex(DOGE_BTC) * coinbase(BTC_CAD) * 1.1"),
                 (Pair: "LTC_CAD", Expected: "coinaverage(LTC_CAD) * 1.02"),
             };
@@ -45,8 +46,8 @@ namespace BTCPayServer.Tests
             {
                 Assert.Equal(test.Expected, rules.GetRuleFor(CurrencyPair.Parse(test.Pair)).ToString());
             }
-            rules.GlobalMultiplier = 2.32m;
-            Assert.Equal("(bittrex(DOGE_BTC) * gdax(BTC_USD) * 1.1) * 2.32", rules.GetRuleFor(CurrencyPair.Parse("DOGE_USD")).ToString());
+            rules.Spread = 0.2m;
+            Assert.Equal("(bittrex(DOGE_BTC) * gdax(BTC_USD) * 1.1) * (0.8, 1.2)", rules.GetRuleFor(CurrencyPair.Parse("DOGE_USD")).ToString());
             ////////////////
 
             // Check errors conditions
@@ -81,9 +82,9 @@ namespace BTCPayServer.Tests
 
             var tests2 = new[]
             {
+                (Pair: "DOGE_USD", Expected: "bittrex(DOGE_BTC) * gdax(BTC_USD) * 1.1", ExpectedExchangeRates: "bittrex(DOGE_BTC),gdax(BTC_USD)"),
                 (Pair: "BTC_USD", Expected: "gdax(BTC_USD)", ExpectedExchangeRates: "gdax(BTC_USD)"),
                 (Pair: "BTC_CAD", Expected: "coinbase(BTC_CAD)", ExpectedExchangeRates: "coinbase(BTC_CAD)"),
-                (Pair: "DOGE_USD", Expected: "bittrex(DOGE_BTC) * gdax(BTC_USD) * 1.1", ExpectedExchangeRates: "bittrex(DOGE_BTC),gdax(BTC_USD)"),
                 (Pair: "DOGE_CAD", Expected: "bittrex(DOGE_BTC) * coinbase(BTC_CAD) * 1.1", ExpectedExchangeRates: "bittrex(DOGE_BTC),coinbase(BTC_CAD)"),
                 (Pair: "LTC_CAD", Expected: "coinaverage(LTC_CAD) * 1.02", ExpectedExchangeRates: "coinaverage(LTC_CAD)"),
             };
@@ -94,16 +95,16 @@ namespace BTCPayServer.Tests
                 Assert.Equal(test.ExpectedExchangeRates, string.Join(',', rule.ExchangeRates.OfType<object>().ToArray()));
             }
             var rule2 = rules.GetRuleFor(CurrencyPair.Parse("DOGE_CAD"));
-            rule2.ExchangeRates.SetRate("bittrex", CurrencyPair.Parse("DOGE_BTC"), 5000);
+            rule2.ExchangeRates.SetRate("bittrex", CurrencyPair.Parse("DOGE_BTC"), new BidAsk(5000m));
             rule2.Reevaluate();
             Assert.True(rule2.HasError);
             Assert.Equal("5000 * ERR_RATE_UNAVAILABLE(coinbase, BTC_CAD) * 1.1", rule2.ToString(true));
             Assert.Equal("bittrex(DOGE_BTC) * coinbase(BTC_CAD) * 1.1", rule2.ToString(false));
-            rule2.ExchangeRates.SetRate("coinbase", CurrencyPair.Parse("BTC_CAD"), 2000.4m);
+            rule2.ExchangeRates.SetRate("coinbase", CurrencyPair.Parse("BTC_CAD"), new BidAsk(2000.4m));
             rule2.Reevaluate();
             Assert.False(rule2.HasError);
             Assert.Equal("5000 * 2000.4 * 1.1", rule2.ToString(true));
-            Assert.Equal(rule2.Value, 5000m * 2000.4m * 1.1m);
+            Assert.Equal(rule2.BidAsk.Bid, 5000m * 2000.4m * 1.1m);
             ////////
 
             // Make sure parenthesis are correctly calculated
@@ -112,23 +113,67 @@ namespace BTCPayServer.Tests
             builder.AppendLine("BTC_USD = -3 + coinbase(BTC_CAD) + 50 - 5");
             builder.AppendLine("DOGE_BTC = 2000");
             Assert.True(RateRules.TryParse(builder.ToString(), out rules));
-            rules.GlobalMultiplier = 1.1m;
+            rules.Spread = 0.1m;
 
             rule2 = rules.GetRuleFor(CurrencyPair.Parse("DOGE_USD"));
-            Assert.Equal("(2000 * (-3 + coinbase(BTC_CAD) + 50 - 5)) * 1.1", rule2.ToString());
-            rule2.ExchangeRates.SetRate("coinbase", CurrencyPair.Parse("BTC_CAD"), 1000m);
+            Assert.Equal("(2000 * (-3 + coinbase(BTC_CAD) + 50 - 5)) * (0.9, 1.1)", rule2.ToString());
+            rule2.ExchangeRates.SetRate("coinbase", CurrencyPair.Parse("BTC_CAD"), new BidAsk(1000m));
             Assert.True(rule2.Reevaluate());
-            Assert.Equal("(2000 * (-3 + 1000 + 50 - 5)) * 1.1", rule2.ToString(true));
-            Assert.Equal((2000m * (-3m + 1000m + 50m - 5m)) * 1.1m, rule2.Value.Value);
+            Assert.Equal("(2000 * (-3 + 1000 + 50 - 5)) * (0.9, 1.1)", rule2.ToString(true));
+            Assert.Equal((2000m * (-3m + 1000m + 50m - 5m)) * 0.9m, rule2.BidAsk.Bid);
 
             // Test inverse
             rule2 = rules.GetRuleFor(CurrencyPair.Parse("USD_DOGE"));
-            Assert.Equal("(1 / (2000 * (-3 + coinbase(BTC_CAD) + 50 - 5))) * 1.1", rule2.ToString());
-            rule2.ExchangeRates.SetRate("coinbase", CurrencyPair.Parse("BTC_CAD"), 1000m);
+            Assert.Equal("(1 / (2000 * (-3 + coinbase(BTC_CAD) + 50 - 5))) * (0.9, 1.1)", rule2.ToString());
+            rule2.ExchangeRates.SetRate("coinbase", CurrencyPair.Parse("BTC_CAD"), new BidAsk(1000m));
             Assert.True(rule2.Reevaluate());
-            Assert.Equal("(1 / (2000 * (-3 + 1000 + 50 - 5))) * 1.1", rule2.ToString(true));
-            Assert.Equal(( 1.0m / (2000m * (-3m + 1000m + 50m - 5m))) * 1.1m, rule2.Value.Value);
+            Assert.Equal("(1 / (2000 * (-3 + 1000 + 50 - 5))) * (0.9, 1.1)", rule2.ToString(true));
+            Assert.Equal((1.0m / (2000m * (-3m + 1000m + 50m - 5m))) * 0.9m, rule2.BidAsk.Bid);
             ////////
+
+            // Make sure kraken is not converted to CurrencyPair
+            builder = new StringBuilder();
+            builder.AppendLine("BTC_USD = kraken(BTC_USD)");
+            Assert.True(RateRules.TryParse(builder.ToString(), out rules));
+            rule2 = rules.GetRuleFor(CurrencyPair.Parse("BTC_USD"));
+            rule2.ExchangeRates.SetRate("kraken", CurrencyPair.Parse("BTC_USD"), new BidAsk(1000m));
+            Assert.True(rule2.Reevaluate());
+
+            // Make sure can handle pairs
+            builder = new StringBuilder();
+            builder.AppendLine("BTC_USD = kraken(BTC_USD)");
+            Assert.True(RateRules.TryParse(builder.ToString(), out rules));
+            rule2 = rules.GetRuleFor(CurrencyPair.Parse("BTC_USD"));
+            rule2.ExchangeRates.SetRate("kraken", CurrencyPair.Parse("BTC_USD"), new BidAsk(6000m, 6100m));
+            Assert.True(rule2.Reevaluate());
+            Assert.Equal("(6000, 6100)", rule2.ToString(true));
+            Assert.Equal(6000m, rule2.BidAsk.Bid);
+            rule2 = rules.GetRuleFor(CurrencyPair.Parse("USD_BTC"));
+            rule2.ExchangeRates.SetRate("kraken", CurrencyPair.Parse("BTC_USD"), new BidAsk(6000m, 6100m));
+            Assert.True(rule2.Reevaluate());
+            Assert.Equal("1 / (6000, 6100)", rule2.ToString(true));
+            Assert.Equal(1m / 6100m, rule2.BidAsk.Bid);
+
+            // Make sure the inverse has more priority than X_X or CDNT_X
+            builder = new StringBuilder();
+            builder.AppendLine("EUR_CDNT = 10");
+            builder.AppendLine("CDNT_BTC = CDNT_EUR * EUR_BTC;");
+            builder.AppendLine("CDNT_X = CDNT_BTC * BTC_X;");
+            builder.AppendLine("X_X = coinaverage(X_X);");
+            Assert.True(RateRules.TryParse(builder.ToString(), out rules));
+            rule2 = rules.GetRuleFor(CurrencyPair.Parse("CDNT_EUR"));
+            rule2.ExchangeRates.SetRate("coinaverage", CurrencyPair.Parse("BTC_USD"), new BidAsk(6000m, 6100m));
+            Assert.True(rule2.Reevaluate());
+            Assert.Equal("1 / 10", rule2.ToString(false));
+
+            // Make sure an inverse can be solved on an exchange
+            builder = new StringBuilder();
+            builder.AppendLine("X_X = coinaverage(X_X);");
+            Assert.True(RateRules.TryParse(builder.ToString(), out rules));
+            rule2 = rules.GetRuleFor(CurrencyPair.Parse("USD_BTC"));
+            rule2.ExchangeRates.SetRate("coinaverage", CurrencyPair.Parse("BTC_USD"), new BidAsk(6000m, 6100m));
+            Assert.True(rule2.Reevaluate());
+            Assert.Equal($"({(1m / 6100m).ToString(CultureInfo.InvariantCulture)}, {(1m / 6000m).ToString(CultureInfo.InvariantCulture)})", rule2.ToString(true));
         }
     }
 }

BTCPayServer.Tests/ServerTester.cs

@@ -20,6 +20,8 @@ using System.Threading;
 using System.Globalization;
 using BTCPayServer.Payments.Lightning.CLightning;
 using BTCPayServer.Payments.Lightning.Charge;
+using BTCPayServer.Tests.Lnd;
+using BTCPayServer.Payments.Lightning;
 
 namespace BTCPayServer.Tests
 {
@@ -47,10 +49,12 @@ namespace BTCPayServer.Tests
             LTCExplorerClient = new ExplorerClient(NetworkProvider.GetNetwork("LTC").NBXplorerNetwork, new Uri(GetEnvironment("TESTS_LTCNBXPLORERURL", "http://127.0.0.1:32838/")));
 
             var btc = NetworkProvider.GetNetwork("BTC").NBitcoinNetwork;
-            CustomerLightningD = new CLightningRPCClient(new Uri(GetEnvironment("TEST_CUSTOMERLIGHTNINGD", "tcp://127.0.0.1:30992/")), btc);
-            MerchantLightningD = new CLightningRPCClient(new Uri(GetEnvironment("TEST_MERCHANTLIGHTNINGD", "tcp://127.0.0.1:30993/")), btc);
+            CustomerLightningD = (CLightningRPCClient)LightningClientFactory.CreateClient(GetEnvironment("TEST_CUSTOMERLIGHTNINGD", "type=clightning;server=tcp://127.0.0.1:30992/"), btc);
+            MerchantLightningD = (CLightningRPCClient)LightningClientFactory.CreateClient(GetEnvironment("TEST_MERCHANTLIGHTNINGD", "type=clightning;server=tcp://127.0.0.1:30993/"), btc);
 
-            MerchantCharge = new ChargeTester(this, "TEST_MERCHANTCHARGE", "http://api-token:foiewnccewuify@127.0.0.1:54938/", "merchant_lightningd", btc);
+            MerchantCharge = new ChargeTester(this, "TEST_MERCHANTCHARGE", "type=charge;server=http://127.0.0.1:54938/;api-token=foiewnccewuify", "merchant_lightningd", btc);
+
+            MerchantLnd = new LndMockTester(this, "TEST_MERCHANTLND", "https://lnd:lnd@127.0.0.1:53280/", "merchant_lnd", btc);
 
             PayTester = new BTCPayServerTester(Path.Combine(_Directory, "pay"))
             {
@@ -78,41 +82,54 @@ namespace BTCPayServer.Tests
         /// <summary>
         /// Connect a customer LN node to the merchant LN node
         /// </summary>
-        public void PrepareLightning()
+        public void PrepareLightning(LightningConnectionType lndBackend)
         {
-            PrepareLightningAsync().GetAwaiter().GetResult();
+            ILightningInvoiceClient client = MerchantCharge.Client;
+            if (lndBackend == LightningConnectionType.LndREST)
+                client = MerchantLnd.Client;
+
+            PrepareLightningAsync(client).GetAwaiter().GetResult();
         }
 
 
+        private static readonly string[] SKIPPED_STATES =
+            { "ONCHAIN", "CHANNELD_SHUTTING_DOWN", "CLOSINGD_SIGEXCHANGE", "CLOSINGD_COMPLETE", "FUNDING_SPEND_SEEN" };
+
         /// <summary>
         /// Connect a customer LN node to the merchant LN node
         /// </summary>
         /// <returns></returns>
-        public async Task PrepareLightningAsync()
+        private async Task PrepareLightningAsync(ILightningInvoiceClient client)
         {
+            bool awaitingLocking = false;
             while (true)
             {
-                var skippedStates = new[] { "ONCHAIN", "CHANNELD_SHUTTING_DOWN", "CLOSINGD_SIGEXCHANGE", "CLOSINGD_COMPLETE", "FUNDING_SPEND_SEEN" };
-                var channel = (await CustomerLightningD.ListPeersAsync())
+                var merchantInfo = await WaitLNSynched(client, CustomerLightningD, MerchantLightningD);
+
+                var peers = await CustomerLightningD.ListPeersAsync();
+                var filteringToTargetedPeers = peers.Where(a => a.Id == merchantInfo.NodeId);
+                var channel = filteringToTargetedPeers
                             .SelectMany(p => p.Channels)
-                            .Where(c => !skippedStates.Contains(c.State ?? ""))
+                            .Where(c => !SKIPPED_STATES.Contains(c.State ?? ""))
                             .FirstOrDefault();
+
                 switch (channel?.State)
                 {
                     case null:
-                        var merchantInfo = await WaitLNSynched();
-                        var clightning = new NodeInfo(merchantInfo.Id, MerchantCharge.P2PHost, merchantInfo.Port);
-                        await CustomerLightningD.ConnectAsync(clightning);
                         var address = await CustomerLightningD.NewAddressAsync();
-                        await ExplorerNode.SendToAddressAsync(address, Money.Coins(0.2m));
+                        await ExplorerNode.SendToAddressAsync(address, Money.Coins(0.5m));
                         ExplorerNode.Generate(1);
-                        await WaitLNSynched();
+                        await WaitLNSynched(client, CustomerLightningD, MerchantLightningD);
                         await Task.Delay(1000);
-                        await CustomerLightningD.FundChannelAsync(clightning, Money.Satoshis(16777215));
+
+                        var merchantNodeInfo = new NodeInfo(merchantInfo.NodeId, merchantInfo.Address, merchantInfo.P2PPort);
+                        await CustomerLightningD.ConnectAsync(merchantNodeInfo);
+                        await CustomerLightningD.FundChannelAsync(merchantNodeInfo, Money.Satoshis(16777215));
                         break;
                     case "CHANNELD_AWAITING_LOCKIN":
-                        ExplorerNode.Generate(1);
-                        await WaitLNSynched();
+                        ExplorerNode.Generate(awaitingLocking ? 1 : 10);
+                        await WaitLNSynched(client, CustomerLightningD, MerchantLightningD);
+                        awaitingLocking = true;
                         break;
                     case "CHANNELD_NORMAL":
                         return;
@@ -122,23 +139,29 @@ namespace BTCPayServer.Tests
             }
         }
 
-        private async Task<GetInfoResponse> WaitLNSynched()
+        private async Task<LightningNodeInformation> WaitLNSynched(params ILightningInvoiceClient[] clients)
         {
             while (true)
             {
-                var merchantInfo = await MerchantCharge.Client.GetInfoAsync();
                 var blockCount = await ExplorerNode.GetBlockCountAsync();
-                if (merchantInfo.BlockHeight != blockCount)
-                {
-                    await Task.Delay(1000);
-                }
-                else
-                {
-                    return merchantInfo;
-                }
+                var synching = clients.Select(c => WaitLNSynchedCore(blockCount, c)).ToArray();
+                await Task.WhenAll(synching);
+                if (synching.All(c => c.Result != null))
+                    return synching[0].Result;
+                await Task.Delay(1000);
             }
         }
 
+        private async Task<LightningNodeInformation> WaitLNSynchedCore(int blockCount, ILightningInvoiceClient client)
+        {
+            var merchantInfo = await client.GetInfo();
+            if (merchantInfo.BlockHeight == blockCount)
+            {
+                return merchantInfo;
+            }
+            return null;
+        }
+
         public void SendLightningPayment(Invoice invoice)
         {
             SendLightningPaymentAsync(invoice).GetAwaiter().GetResult();
@@ -152,8 +175,10 @@ namespace BTCPayServer.Tests
         }
 
         public CLightningRPCClient CustomerLightningD { get; set; }
+
         public CLightningRPCClient MerchantLightningD { get; private set; }
         public ChargeTester MerchantCharge { get; private set; }
+        public LndMockTester MerchantLnd { get; set; }
 
         internal string GetEnvironment(string variable, string defaultValue)
         {
@@ -185,106 +210,18 @@ namespace BTCPayServer.Tests
 
         HttpClient _Http = new HttpClient();
 
-        class MockHttpRequest : HttpRequest
-        {
-            Uri serverUri;
-            public MockHttpRequest(Uri serverUri)
-            {
-                this.serverUri = serverUri;
-            }
-            public override HttpContext HttpContext => throw new NotImplementedException();
-
-            public override string Method
-            {
-                get => throw new NotImplementedException();
-                set => throw new NotImplementedException();
-            }
-            public override string Scheme
-            {
-                get => serverUri.Scheme;
-                set => throw new NotImplementedException();
-            }
-            public override bool IsHttps
-            {
-                get => throw new NotImplementedException();
-                set => throw new NotImplementedException();
-            }
-            public override HostString Host
-            {
-                get => new HostString(serverUri.Host, serverUri.Port);
-                set => throw new NotImplementedException();
-            }
-            public override PathString PathBase
-            {
-                get => "";
-                set => throw new NotImplementedException();
-            }
-            public override PathString Path
-            {
-                get => throw new NotImplementedException();
-                set => throw new NotImplementedException();
-            }
-            public override QueryString QueryString
-            {
-                get => throw new NotImplementedException();
-                set => throw new NotImplementedException();
-            }
-            public override IQueryCollection Query
-            {
-                get => throw new NotImplementedException();
-                set => throw new NotImplementedException();
-            }
-            public override string Protocol
-            {
-                get => throw new NotImplementedException();
-                set => throw new NotImplementedException();
-            }
-
-            public override IHeaderDictionary Headers => throw new NotImplementedException();
-
-            public override IRequestCookieCollection Cookies
-            {
-                get => throw new NotImplementedException();
-                set => throw new NotImplementedException();
-            }
-            public override long? ContentLength
-            {
-                get => throw new NotImplementedException();
-                set => throw new NotImplementedException();
-            }
-            public override string ContentType
-            {
-                get => throw new NotImplementedException();
-                set => throw new NotImplementedException();
-            }
-            public override Stream Body
-            {
-                get => throw new NotImplementedException();
-                set => throw new NotImplementedException();
-            }
-
-            public override bool HasFormContentType => throw new NotImplementedException();
-
-            public override IFormCollection Form
-            {
-                get => throw new NotImplementedException();
-                set => throw new NotImplementedException();
-            }
-
-            public override Task<IFormCollection> ReadFormAsync(CancellationToken cancellationToken = default(CancellationToken))
-            {
-                throw new NotImplementedException();
-            }
-        }
-
-
         public BTCPayServerTester PayTester
         {
             get; set;
         }
+        public List<string> Stores { get; internal set; } = new List<string>();
 
         public void Dispose()
         {
+            foreach(var store in Stores)
+            {
+                Xunit.Assert.True(PayTester.StoreRepository.DeleteStore(store).GetAwaiter().GetResult());
+            }
             if (PayTester != null)
                 PayTester.Dispose();
         }

BTCPayServer.Tests/TestAccount.cs

@@ -65,6 +65,7 @@ namespace BTCPayServer.Tests
             var store = this.GetController<UserStoresController>();
             await store.CreateStore(new CreateStoreViewModel() { Name = "Test Store" });
             StoreId = store.CreatedStoreId;
+            parent.Stores.Add(StoreId);
         }
 
         public BTCPayNetwork SupportedNetwork { get; set; }
@@ -117,7 +118,7 @@ namespace BTCPayServer.Tests
         {
             get; set;
         }
-        
+
         public void RegisterLightningNode(string cryptoCode, LightningConnectionType connectionType)
         {
             RegisterLightningNodeAsync(cryptoCode, connectionType).GetAwaiter().GetResult();
@@ -126,15 +127,24 @@ namespace BTCPayServer.Tests
         public async Task RegisterLightningNodeAsync(string cryptoCode, LightningConnectionType connectionType)
         {
             var storeController = this.GetController<StoresController>();
+
+            string connectionString = null;
+            if (connectionType == LightningConnectionType.Charge)
+                connectionString = "type=charge;server=" + parent.MerchantCharge.Client.Uri.AbsoluteUri;
+            else if (connectionType == LightningConnectionType.CLightning)
+                connectionString = "type=clightning;server=" + parent.MerchantLightningD.Address.AbsoluteUri;
+            else if (connectionType == LightningConnectionType.LndREST)
+                connectionString = $"type=lnd-rest;server={parent.MerchantLnd.Swagger.BaseUrl};allowinsecure=true";
+            else
+                throw new NotSupportedException(connectionType.ToString());
+
             await storeController.AddLightningNode(StoreId, new LightningNodeViewModel()
             {
-                Url = connectionType == LightningConnectionType.Charge ? parent.MerchantCharge.Client.Uri.AbsoluteUri :
-                      connectionType == LightningConnectionType.CLightning ? parent.MerchantLightningD.Address.AbsoluteUri
-                      : throw new NotSupportedException(connectionType.ToString()),
+                ConnectionString = connectionString,
                 SkipPortTest = true
             }, "save", "BTC");
             if (storeController.ModelState.ErrorCount != 0)
                 Assert.False(true, storeController.ModelState.FirstOrDefault().Value.Errors[0].ErrorMessage);
         }
-}
+    }
 }

BTCPayServer.Tests/UnitTest1.cs

@@ -35,8 +35,11 @@ using BTCPayServer.Services.Apps;
 using BTCPayServer.Services.Stores;
 using System.Net.Http;
 using System.Text;
+using BTCPayServer.Models;
 using BTCPayServer.Rating;
+using BTCPayServer.Validation;
 using ExchangeSharp;
+using System.Security.Cryptography.X509Certificates;
 
 namespace BTCPayServer.Tests
 {
@@ -48,6 +51,27 @@ namespace BTCPayServer.Tests
             Logs.LogProvider = new XUnitLogProvider(helper);
         }
 
+        [Fact]
+        public void CanHandleUriValidation()
+        {
+            var attribute = new UriAttribute();
+            Assert.True(attribute.IsValid("http://localhost"));
+            Assert.True(attribute.IsValid("http://localhost:1234"));
+            Assert.True(attribute.IsValid("https://localhost"));
+            Assert.True(attribute.IsValid("https://127.0.0.1"));
+            Assert.True(attribute.IsValid("http://127.0.0.1"));
+            Assert.True(attribute.IsValid("http://127.0.0.1:1234"));
+            Assert.True(attribute.IsValid("http://gozo.com"));
+            Assert.True(attribute.IsValid("https://gozo.com"));
+            Assert.True(attribute.IsValid("https://gozo.com:1234"));
+            Assert.True(attribute.IsValid("https://gozo.com:1234/test.css"));
+            Assert.True(attribute.IsValid("https://gozo.com:1234/test.png"));
+            Assert.False(attribute.IsValid("Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud e"));
+            Assert.False(attribute.IsValid(2));
+            Assert.False(attribute.IsValid("http://"));
+            Assert.False(attribute.IsValid("httpdsadsa.com"));
+        }
+
         [Fact]
         public void CanCalculateCryptoDue2()
         {
@@ -229,6 +253,89 @@ namespace BTCPayServer.Tests
 #pragma warning restore CS0618
         }
 
+        [Fact]
+        public void CanAcceptInvoiceWithTolerance()
+        {
+            var entity = new InvoiceEntity();
+#pragma warning disable CS0618
+            entity.Payments = new List<PaymentEntity>();
+            entity.SetPaymentMethod(new PaymentMethod() { CryptoCode = "BTC", Rate = 5000, TxFee = Money.Coins(0.1m) });
+            entity.ProductInformation = new ProductInformation() { Price = 5000 };
+            entity.PaymentTolerance = 0;
+
+
+            var paymentMethod = entity.GetPaymentMethods(null).TryGet("BTC", PaymentTypes.BTCLike);
+            var accounting = paymentMethod.Calculate();
+            Assert.Equal(Money.Coins(1.1m), accounting.Due);
+            Assert.Equal(Money.Coins(1.1m), accounting.TotalDue);
+            Assert.Equal(Money.Coins(1.1m), accounting.MinimumTotalDue);
+
+            entity.PaymentTolerance = 10;
+            accounting = paymentMethod.Calculate();
+            Assert.Equal(Money.Coins(0.99m), accounting.MinimumTotalDue);
+
+            entity.PaymentTolerance = 100;
+            accounting = paymentMethod.Calculate();
+            Assert.Equal(Money.Satoshis(1), accounting.MinimumTotalDue);
+
+        }
+
+        [Fact]
+        public void CanAcceptInvoiceWithTolerance2()
+        {
+            using (var tester = ServerTester.Create())
+            {
+                tester.Start();
+                var user = tester.NewAccount();
+                user.GrantAccess();
+                user.RegisterDerivationScheme("BTC");
+
+                // Set tolerance to 50%
+                var stores = user.GetController<StoresController>();
+                var vm = Assert.IsType<StoreViewModel>(Assert.IsType<ViewResult>(stores.UpdateStore()).Model);
+                Assert.Equal(0.0, vm.PaymentTolerance);
+                vm.PaymentTolerance = 50.0;
+                Assert.IsType<RedirectToActionResult>(stores.UpdateStore(vm).Result);
+
+                var invoice = user.BitPay.CreateInvoice(new Invoice()
+                {
+                    Buyer = new Buyer() { email = "test@fwf.com" },
+                    Price = 5000.0m,
+                    Currency = "USD",
+                    PosData = "posData",
+                    OrderId = "orderId",
+                    ItemDesc = "Some description",
+                    FullNotifications = true
+                }, Facade.Merchant);
+
+                // Pays 75%
+                var invoiceAddress = BitcoinAddress.Create(invoice.CryptoInfo[0].Address, tester.ExplorerNode.Network);
+                tester.ExplorerNode.SendToAddress(invoiceAddress, Money.Satoshis((decimal)invoice.BtcDue.Satoshi * 0.75m));
+
+                Eventually(() =>
+                {
+                    var localInvoice = user.BitPay.GetInvoice(invoice.Id, Facade.Merchant);
+                    Assert.Equal("paid", localInvoice.Status);
+                });
+            }
+        }
+
+        [Fact]
+        public void RoundupCurrenciesCorrectly()
+        {
+            foreach (var test in new[]
+            {
+                (0.0005m, "$0.0005 (USD)"),
+                (0.001m, "$0.001 (USD)"),
+                (0.01m, "$0.01 (USD)"),
+                (0.1m, "$0.10 (USD)"),
+            })
+            {
+                var actual = InvoiceController.FormatCurrency(test.Item1, "USD", new CurrencyNameTable());
+                Assert.Equal(test.Item2, actual);
+            }
+        }
+
         [Fact]
         public void CanPayUsingBIP70()
         {
@@ -238,10 +345,11 @@ namespace BTCPayServer.Tests
                 var user = tester.NewAccount();
                 user.GrantAccess();
                 user.RegisterDerivationScheme("BTC");
+                Assert.True(user.BitPay.TestAccess(Facade.Merchant));
                 var invoice = user.BitPay.CreateInvoice(new Invoice()
                 {
                     Buyer = new Buyer() { email = "test@fwf.com" },
-                    Price = 5000.0,
+                    Price = 5000.0m,
                     Currency = "USD",
                     PosData = "posData",
                     OrderId = "orderId",
@@ -303,14 +411,21 @@ namespace BTCPayServer.Tests
 
                 var testResult = storeController.AddLightningNode(user.StoreId, new LightningNodeViewModel()
                 {
-                    Url = tester.MerchantCharge.Client.Uri.AbsoluteUri
+                    ConnectionString = "type=charge;server=" + tester.MerchantCharge.Client.Uri.AbsoluteUri,
+                    SkipPortTest = true // We can't test this as the IP can't be resolved by the test host :(
                 }, "test", "BTC").GetAwaiter().GetResult();
                 Assert.DoesNotContain("Error", ((LightningNodeViewModel)Assert.IsType<ViewResult>(testResult).Model).StatusMessage, StringComparison.OrdinalIgnoreCase);
                 Assert.True(storeController.ModelState.IsValid);
 
                 Assert.IsType<RedirectToActionResult>(storeController.AddLightningNode(user.StoreId, new LightningNodeViewModel()
                 {
-                    Url = tester.MerchantCharge.Client.Uri.AbsoluteUri
+                    ConnectionString = "type=charge;server=" + tester.MerchantCharge.Client.Uri.AbsoluteUri
+                }, "save", "BTC").GetAwaiter().GetResult());
+
+                // Make sure old connection string format does not work
+                Assert.IsType<ViewResult>(storeController.AddLightningNode(user.StoreId, new LightningNodeViewModel()
+                {
+                    ConnectionString = tester.MerchantCharge.Client.Uri.AbsoluteUri
                 }, "save", "BTC").GetAwaiter().GetResult());
 
                 var storeVm = Assert.IsType<Models.StoreViewModels.StoreViewModel>(Assert.IsType<ViewResult>(storeController.UpdateStore()).Model);
@@ -322,106 +437,148 @@ namespace BTCPayServer.Tests
         public void CanParseLightningURL()
         {
             LightningConnectionString conn = null;
-            Assert.True(LightningConnectionString.TryParse("/test/a", out conn));
-            Assert.Equal("unix://test/a", conn.ToString());
-            Assert.Equal("unix://test/a", conn.ToUri(true).AbsoluteUri);
-            Assert.Equal("unix://test/a", conn.ToUri(false).AbsoluteUri);
-            Assert.Equal(LightningConnectionType.CLightning, conn.ConnectionType);
-
-            Assert.True(LightningConnectionString.TryParse("unix://test/a", out conn));
-            Assert.Equal("unix://test/a", conn.ToString());
-            Assert.Equal("unix://test/a", conn.ToUri(true).AbsoluteUri);
-            Assert.Equal("unix://test/a", conn.ToUri(false).AbsoluteUri);
-            Assert.Equal(LightningConnectionType.CLightning, conn.ConnectionType);
-
-            Assert.True(LightningConnectionString.TryParse("unix://test/a", out conn));
-            Assert.Equal("unix://test/a", conn.ToString());
-            Assert.Equal("unix://test/a", conn.ToUri(true).AbsoluteUri);
-            Assert.Equal("unix://test/a", conn.ToUri(false).AbsoluteUri);
-            Assert.Equal(LightningConnectionType.CLightning, conn.ConnectionType);
-
-            Assert.True(LightningConnectionString.TryParse("tcp://test/a", out conn));
-            Assert.Equal("tcp://test/a", conn.ToString());
-            Assert.Equal("tcp://test/a", conn.ToUri(true).AbsoluteUri);
-            Assert.Equal("tcp://test/a", conn.ToUri(false).AbsoluteUri);
-            Assert.Equal(LightningConnectionType.CLightning, conn.ConnectionType);
-
-            Assert.True(LightningConnectionString.TryParse("http://aaa:bbb@test/a", out conn));
-            Assert.Equal("http://aaa:bbb@test/a", conn.ToString());
-            Assert.Equal("http://aaa:bbb@test/a", conn.ToUri(true).AbsoluteUri);
-            Assert.Equal("http://test/a", conn.ToUri(false).AbsoluteUri);
-            Assert.Equal(LightningConnectionType.Charge, conn.ConnectionType);
-            Assert.Equal("aaa", conn.Username);
-            Assert.Equal("bbb", conn.Password);
-
-            Assert.False(LightningConnectionString.TryParse("lol://aaa:bbb@test/a", out conn));
-            Assert.False(LightningConnectionString.TryParse("https://test/a", out conn));
-            Assert.False(LightningConnectionString.TryParse("unix://dwewoi:dwdwqd@test/a", out conn));
-        }
-
-        [Fact]
-        public void CanSendLightningPayment2()
-        {
-            using (var tester = ServerTester.Create())
+            Assert.True(LightningConnectionString.TryParse("/test/a", true, out conn));
+            for (int i = 0; i < 2; i++)
             {
-                tester.Start();
-                tester.PrepareLightning();
-                var user = tester.NewAccount();
-                user.GrantAccess();
-                user.RegisterLightningNode("BTC", LightningConnectionType.CLightning);
-                user.RegisterDerivationScheme("BTC");
-
-                var invoice = user.BitPay.CreateInvoice(new Invoice()
-                {
-                    Price = 0.01,
-                    Currency = "USD",
-                    PosData = "posData",
-                    OrderId = "orderId",
-                    ItemDesc = "Some description"
-                });
-
-                tester.SendLightningPayment(invoice);
-
-                Eventually(() =>
-                {
-                    var localInvoice = user.BitPay.GetInvoice(invoice.Id);
-                    Assert.Equal("complete", localInvoice.Status);
-                    Assert.Equal("False", localInvoice.ExceptionStatus.ToString());
-                });
+                if (i == 1)
+                    Assert.True(LightningConnectionString.TryParse(conn.ToString(), false, out conn));
+                Assert.Equal(i == 0, conn.IsLegacy);
+                Assert.Equal("type=clightning;server=unix://test/a", conn.ToString());
+                Assert.Equal("unix://test/a", conn.ToUri(true).AbsoluteUri);
+                Assert.Equal("unix://test/a", conn.ToUri(false).AbsoluteUri);
+                Assert.Equal(LightningConnectionType.CLightning, conn.ConnectionType);
             }
+
+            Assert.True(LightningConnectionString.TryParse("unix://test/a", true, out conn));
+            for (int i = 0; i < 2; i++)
+            {
+                if (i == 1)
+                    Assert.True(LightningConnectionString.TryParse(conn.ToString(), false, out conn));
+                Assert.Equal("type=clightning;server=unix://test/a", conn.ToString());
+                Assert.Equal("unix://test/a", conn.ToUri(true).AbsoluteUri);
+                Assert.Equal("unix://test/a", conn.ToUri(false).AbsoluteUri);
+                Assert.Equal(LightningConnectionType.CLightning, conn.ConnectionType);
+            }
+
+            Assert.True(LightningConnectionString.TryParse("unix://test/a", true, out conn));
+            for (int i = 0; i < 2; i++)
+            {
+                if (i == 1)
+                    Assert.True(LightningConnectionString.TryParse(conn.ToString(), false, out conn));
+                Assert.Equal("type=clightning;server=unix://test/a", conn.ToString());
+                Assert.Equal("unix://test/a", conn.ToUri(true).AbsoluteUri);
+                Assert.Equal("unix://test/a", conn.ToUri(false).AbsoluteUri);
+                Assert.Equal(LightningConnectionType.CLightning, conn.ConnectionType);
+            }
+
+            Assert.True(LightningConnectionString.TryParse("tcp://test/a", true, out conn));
+            for (int i = 0; i < 2; i++)
+            {
+                if (i == 1)
+                    Assert.True(LightningConnectionString.TryParse(conn.ToString(), false, out conn));
+                Assert.Equal("type=clightning;server=tcp://test/a", conn.ToString());
+                Assert.Equal("tcp://test/a", conn.ToUri(true).AbsoluteUri);
+                Assert.Equal("tcp://test/a", conn.ToUri(false).AbsoluteUri);
+                Assert.Equal(LightningConnectionType.CLightning, conn.ConnectionType);
+            }
+
+            Assert.True(LightningConnectionString.TryParse("http://aaa:bbb@test/a", true, out conn));
+            for (int i = 0; i < 2; i++)
+            {
+                if (i == 1)
+                    Assert.True(LightningConnectionString.TryParse(conn.ToString(), false, out conn));
+                Assert.Equal("type=charge;server=http://aaa:bbb@test/a", conn.ToString());
+                Assert.Equal("http://aaa:bbb@test/a", conn.ToUri(true).AbsoluteUri);
+                Assert.Equal("http://test/a", conn.ToUri(false).AbsoluteUri);
+                Assert.Equal(LightningConnectionType.Charge, conn.ConnectionType);
+                Assert.Equal("aaa", conn.Username);
+                Assert.Equal("bbb", conn.Password);
+            }
+
+            Assert.True(LightningConnectionString.TryParse("http://api-token:bbb@test/a", true, out conn));
+            for (int i = 0; i < 2; i++)
+            {
+                if (i == 1)
+                    Assert.True(LightningConnectionString.TryParse(conn.ToString(), false, out conn));
+                Assert.Equal("type=charge;server=http://test/a;api-token=bbb", conn.ToString());
+            }
+
+            Assert.False(LightningConnectionString.TryParse("lol://aaa:bbb@test/a", true, out conn));
+            Assert.False(LightningConnectionString.TryParse("https://test/a", true, out conn));
+            Assert.False(LightningConnectionString.TryParse("unix://dwewoi:dwdwqd@test/a", true, out conn));
+            Assert.False(LightningConnectionString.TryParse("tcp://test/a", false, out conn));
+            Assert.False(LightningConnectionString.TryParse("type=charge;server=http://aaa:bbb@test/a;unk=lol", false, out conn));
+            Assert.False(LightningConnectionString.TryParse("type=charge;server=tcp://aaa:bbb@test/a", false, out conn));
+            Assert.False(LightningConnectionString.TryParse("type=charge", false, out conn));
+            Assert.False(LightningConnectionString.TryParse("type=clightning", false, out conn));
+            Assert.True(LightningConnectionString.TryParse("type=clightning;server=tcp://aaa:bbb@test/a", false, out conn));
+            Assert.True(LightningConnectionString.TryParse("type=clightning;server=/aaa:bbb@test/a", false, out conn));
+            Assert.True(LightningConnectionString.TryParse("type=clightning;server=unix://aaa:bbb@test/a", false, out conn));
+            Assert.False(LightningConnectionString.TryParse("type=clightning;server=wtf://aaa:bbb@test/a", false, out conn));
+
+            var macaroon = "0201036c6e640247030a10b0dbbde28f009f83d330bde05075ca251201301a160a0761646472657373120472656164120577726974651a170a08696e766f6963657312047265616412057772697465000006200ae088692e67cf14e767c3d2a4a67ce489150bf810654ff980e1b7a7e263d5e8";
+
+            var certthumbprint = "c51bb1d402306d0da00e85581b32aa56166bcbab7eb888ff925d7167eb436d06";
+
+            // We get this format from "openssl x509 -noout -fingerprint -sha256 -inform pem -in <certificate>"
+            var certthumbprint2 = "C5:1B:B1:D4:02:30:6D:0D:A0:0E:85:58:1B:32:AA:56:16:6B:CB:AB:7E:B8:88:FF:92:5D:71:67:EB:43:6D:06";
+
+            var lndUri = $"type=lnd-rest;server=https://lnd:lnd@127.0.0.1:53280/;macaroon={macaroon};certthumbprint={certthumbprint}";
+            var lndUri2 = $"type=lnd-rest;server=https://lnd:lnd@127.0.0.1:53280/;macaroon={macaroon};certthumbprint={certthumbprint2}";
+
+            var certificateHash = new X509Certificate2(Encoders.Hex.DecodeData("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"))
+                            .GetCertHash(System.Security.Cryptography.HashAlgorithmName.SHA256);
+
+
+            Assert.True(LightningConnectionString.TryParse(lndUri, false, out conn));
+            Assert.True(LightningConnectionString.TryParse(lndUri2, false, out var conn2));
+            Assert.Equal(conn2.ToString(), conn.ToString());
+            Assert.Equal(lndUri, conn.ToString());
+            Assert.Equal(LightningConnectionType.LndREST, conn.ConnectionType);
+            Assert.Equal(macaroon, Encoders.Hex.EncodeData(conn.Macaroon));
+            Assert.Equal(certthumbprint.Replace(":", "", StringComparison.OrdinalIgnoreCase).ToLowerInvariant(), Encoders.Hex.EncodeData(conn.CertificateThumbprint));
+            Assert.True(certificateHash.SequenceEqual(conn.CertificateThumbprint));
+
+            // AllowInsecure can be set to allow http
+            Assert.False(LightningConnectionString.TryParse($"type=lnd-rest;server=http://127.0.0.1:53280/;macaroon={macaroon};allowinsecure=false", false, out conn2));
+            Assert.True(LightningConnectionString.TryParse($"type=lnd-rest;server=http://127.0.0.1:53280/;macaroon={macaroon};allowinsecure=true", false, out conn2));
+            Assert.True(LightningConnectionString.TryParse($"type=lnd-rest;server=http://127.0.0.1:53280/;macaroon={macaroon};allowinsecure=true", false, out conn2));
         }
 
         [Fact]
-        public void CanSendLightningPayment()
+        public void CanSendLightningPaymentCLightning()
         {
+            ProcessLightningPayment(LightningConnectionType.CLightning);
+        }
+
+        [Fact]
+        public void CanSendLightningPaymentCharge()
+        {
+            ProcessLightningPayment(LightningConnectionType.Charge);
+        }
+
+        [Fact]
+        public void CanSendLightningPaymentLnd()
+        {
+            ProcessLightningPayment(LightningConnectionType.LndREST);
+        }
+
+        void ProcessLightningPayment(LightningConnectionType type)
+        {
+            // For easier debugging and testing
+            // LightningLikePaymentHandler.LIGHTNING_TIMEOUT = int.MaxValue;
 
             using (var tester = ServerTester.Create())
             {
                 tester.Start();
-                tester.PrepareLightning();
                 var user = tester.NewAccount();
                 user.GrantAccess();
-                user.RegisterLightningNode("BTC", LightningConnectionType.Charge);
+                user.RegisterLightningNode("BTC", type);
                 user.RegisterDerivationScheme("BTC");
 
-                var invoice = user.BitPay.CreateInvoice(new Invoice()
-                {
-                    Price = 0.01,
-                    Currency = "USD",
-                    PosData = "posData",
-                    OrderId = "orderId",
-                    ItemDesc = "Some description"
-                });
-
-                tester.SendLightningPayment(invoice);
-
-                Eventually(() =>
-                {
-                    var localInvoice = user.BitPay.GetInvoice(invoice.Id);
-                    Assert.Equal("complete", localInvoice.Status);
-                    Assert.Equal("False", localInvoice.ExceptionStatus.ToString());
-                });
+                tester.PrepareLightning(type);
 
+                Task.WaitAll(CanSendLightningPaymentCore(tester, user));
 
                 Task.WaitAll(Enumerable.Range(0, 5)
                     .Select(_ => CanSendLightningPaymentCore(tester, user))
@@ -431,10 +588,13 @@ namespace BTCPayServer.Tests
 
         async Task CanSendLightningPaymentCore(ServerTester tester, TestAccount user)
         {
-            await Task.Delay(TimeSpan.FromSeconds(RandomUtils.GetUInt32() % 5));
+            // TODO: If this parameter is less than 1 second we start having concurrency problems
+            await Task.Delay(TimeSpan.FromMilliseconds(1000));
+            //
+
             var invoice = await user.BitPay.CreateInvoiceAsync(new Invoice()
             {
-                Price = 0.01,
+                Price = 0.01m,
                 Currency = "USD",
                 PosData = "posData",
                 OrderId = "orderId",
@@ -487,7 +647,7 @@ namespace BTCPayServer.Tests
                     acc.RegisterDerivationScheme("BTC");
                     var invoice = acc.BitPay.CreateInvoice(new Invoice()
                     {
-                        Price = 5.0,
+                        Price = 5.0m,
                         Currency = "USD",
                         PosData = "posData",
                         OrderId = "orderId",
@@ -531,6 +691,87 @@ namespace BTCPayServer.Tests
             }
         }
 
+        [Fact]
+        public void CanListInvoices()
+        {
+            using (var tester = ServerTester.Create())
+            {
+                tester.Start();
+                var acc = tester.NewAccount();
+                acc.GrantAccess();
+                acc.RegisterDerivationScheme("BTC");
+                // First we try payment with a merchant having only BTC
+                var invoice = acc.BitPay.CreateInvoice(new Invoice()
+                {
+                    Price = 500,
+                    Currency = "USD",
+                    PosData = "posData",
+                    OrderId = "orderId",
+                    ItemDesc = "Some description",
+                    FullNotifications = true
+                }, Facade.Merchant);
+
+                var cashCow = tester.ExplorerNode;
+                var invoiceAddress = BitcoinAddress.Create(invoice.CryptoInfo[0].Address, cashCow.Network);
+                var firstPayment = invoice.CryptoInfo[0].TotalDue - Money.Satoshis(10);
+                cashCow.SendToAddress(invoiceAddress, firstPayment);
+                Eventually(() =>
+                {
+                    invoice = acc.BitPay.GetInvoice(invoice.Id);
+                    Assert.Equal(firstPayment, invoice.CryptoInfo[0].Paid);
+                });
+
+
+                AssertSearchInvoice(acc, true, invoice.Id, $"storeid:{acc.StoreId}");
+                AssertSearchInvoice(acc, false, invoice.Id, $"storeid:blah");
+                AssertSearchInvoice(acc, true, invoice.Id, $"{invoice.Id}");
+                AssertSearchInvoice(acc, true, invoice.Id, $"exceptionstatus:paidPartial");
+                AssertSearchInvoice(acc, false, invoice.Id, $"exceptionstatus:paidOver");
+                AssertSearchInvoice(acc, true, invoice.Id, $"unusual:true");
+                AssertSearchInvoice(acc, false, invoice.Id, $"unusual:false");
+            }
+        }
+
+        [Fact]
+        public void CanGetRates()
+        {
+            using (var tester = ServerTester.Create())
+            {
+                tester.Start();
+                var acc = tester.NewAccount();
+                acc.GrantAccess();
+                acc.RegisterDerivationScheme("BTC");
+                acc.RegisterDerivationScheme("LTC");
+
+                var rateController = acc.GetController<RateController>();
+                var GetBaseCurrencyRatesResult = JObject.Parse(((JsonResult)rateController.GetBaseCurrencyRates("BTC", acc.StoreId)
+                    .GetAwaiter().GetResult()).Value.ToJson()).ToObject<DataWrapper<Rate[]>>();
+                Assert.NotNull(GetBaseCurrencyRatesResult);
+                Assert.NotNull(GetBaseCurrencyRatesResult.Data);
+                Assert.Equal(2, GetBaseCurrencyRatesResult.Data.Length);
+                Assert.Single(GetBaseCurrencyRatesResult.Data.Where(o => o.Code == "LTC"));
+
+                var GetRatesResult = JObject.Parse(((JsonResult)rateController.GetRates(null, acc.StoreId)
+                    .GetAwaiter().GetResult()).Value.ToJson()).ToObject<DataWrapper<Rate[]>>();
+                Assert.NotNull(GetRatesResult);
+                Assert.NotNull(GetRatesResult.Data);
+                Assert.Equal(2, GetRatesResult.Data.Length);
+
+                var GetCurrencyPairRateResult = JObject.Parse(((JsonResult)rateController.GetCurrencyPairRate("BTC", "LTC", acc.StoreId)
+                    .GetAwaiter().GetResult()).Value.ToJson()).ToObject<DataWrapper<Rate>>();
+
+                Assert.NotNull(GetCurrencyPairRateResult);
+                Assert.NotNull(GetCurrencyPairRateResult.Data);
+                Assert.Equal("LTC", GetCurrencyPairRateResult.Data.Code);
+            }
+        }
+
+        private void AssertSearchInvoice(TestAccount acc, bool expected, string invoiceId, string filter)
+        {
+            var result = (Models.InvoicingModels.InvoicesModel)((ViewResult)acc.GetController<InvoiceController>().ListInvoices(filter).Result).Model;
+            Assert.Equal(expected, result.Invoices.Any(i => i.InvoiceId == invoiceId));
+        }
+
         [Fact]
         public void CanRBFPayment()
         {
@@ -542,7 +783,7 @@ namespace BTCPayServer.Tests
                 user.RegisterDerivationScheme("BTC");
                 var invoice = user.BitPay.CreateInvoice(new Invoice()
                 {
-                    Price = 5000.0,
+                    Price = 5000.0m,
                     Currency = "USD"
                 }, Facade.Merchant);
                 var payment1 = invoice.BtcDue + Money.Coins(0.0001m);
@@ -618,8 +859,30 @@ namespace BTCPayServer.Tests
                 Assert.False(user.BitPay.TestAccess(Facade.Merchant));
                 user.GrantAccess();
                 user.RegisterDerivationScheme("BTC");
+
                 Assert.True(user.BitPay.TestAccess(Facade.Merchant));
 
+                // Test request pairing code client side
+                var storeController = user.GetController<StoresController>();
+                storeController.CreateToken(new CreateTokenViewModel()
+                {
+                    Facade = Facade.Merchant.ToString(),
+                    Label = "test2",
+                    StoreId = user.StoreId
+                }).GetAwaiter().GetResult();
+                Assert.NotNull(storeController.GeneratedPairingCode);
+
+
+                var k = new Key();
+                var bitpay = new Bitpay(k, tester.PayTester.ServerUri);
+                bitpay.AuthorizeClient(new PairingCode(storeController.GeneratedPairingCode)).Wait();
+                Assert.True(bitpay.TestAccess(Facade.Merchant));
+                Assert.True(bitpay.TestAccess(Facade.PointOfSale));
+                // Same with new instance
+                bitpay = new Bitpay(k, tester.PayTester.ServerUri);
+                Assert.True(bitpay.TestAccess(Facade.Merchant));
+                Assert.True(bitpay.TestAccess(Facade.PointOfSale));
+
                 // Can generate API Key
                 var repo = tester.PayTester.GetService<TokenRepository>();
                 Assert.Empty(repo.GetLegacyAPIKeys(user.StoreId).GetAwaiter().GetResult());
@@ -642,7 +905,7 @@ namespace BTCPayServer.Tests
                 message.Headers.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Basic", Encoders.Base64.EncodeData(Encoders.ASCII.DecodeData(apiKey)));
                 var invoice = new Invoice()
                 {
-                    Price = 5000.0,
+                    Price = 5000.0m,
                     Currency = "USD"
                 };
                 message.Content = new StringContent(JsonConvert.SerializeObject(invoice), Encoding.UTF8, "application/json");
@@ -684,7 +947,7 @@ namespace BTCPayServer.Tests
             storeController.Rates(vm).Wait();
             var invoice2 = user.BitPay.CreateInvoice(new Invoice()
             {
-                Price = 5000.0,
+                Price = 5000.0m,
                 Currency = "USD",
                 PosData = "posData",
                 OrderId = "orderId",
@@ -708,7 +971,7 @@ namespace BTCPayServer.Tests
                 // First we try payment with a merchant having only BTC
                 var invoice1 = user.BitPay.CreateInvoice(new Invoice()
                 {
-                    Price = 5000.0,
+                    Price = 5000.0m,
                     Currency = "USD",
                     PosData = "posData",
                     OrderId = "orderId",
@@ -719,14 +982,14 @@ namespace BTCPayServer.Tests
 
                 var storeController = user.GetController<StoresController>();
                 var vm = (RatesViewModel)((ViewResult)storeController.Rates()).Model;
-                Assert.Equal(1.0, vm.RateMultiplier);
-                vm.RateMultiplier = 0.5;
+                Assert.Equal(0.0, vm.Spread);
+                vm.Spread = 40;
                 storeController.Rates(vm).Wait();
 
 
                 var invoice2 = user.BitPay.CreateInvoice(new Invoice()
                 {
-                    Price = 5000.0,
+                    Price = 5000.0m,
                     Currency = "USD",
                     PosData = "posData",
                     OrderId = "orderId",
@@ -734,7 +997,11 @@ namespace BTCPayServer.Tests
                     FullNotifications = true
                 }, Facade.Merchant);
 
-                Assert.True(invoice2.BtcPrice.Almost(invoice1.BtcPrice * 2, 0.00001m));
+                // The rate was 5000 USD per BTC
+                // Now it should be 3000 USD per BTC
+                // So the expected price should be
+                var expected = Money.Coins(5000m / 3000m);
+                Assert.True(invoice2.BtcPrice.Almost(expected, 0.00001m));
             }
         }
 
@@ -761,6 +1028,11 @@ namespace BTCPayServer.Tests
 
                 Assert.Single(invoice.CryptoInfo);
                 Assert.Equal("LTC", invoice.CryptoInfo[0].CryptoCode);
+                Assert.True(invoice.PaymentCodes.ContainsKey("LTC"));
+                Assert.True(invoice.SupportedTransactionCurrencies.ContainsKey("LTC"));
+                Assert.True(invoice.SupportedTransactionCurrencies["LTC"].Enabled);
+                Assert.True(invoice.PaymentSubtotals.ContainsKey("LTC"));
+                Assert.True(invoice.PaymentTotals.ContainsKey("LTC"));
                 var cashCow = tester.LTCExplorerNode;
                 var invoiceAddress = BitcoinAddress.Create(invoice.CryptoInfo[0].Address, cashCow.Network);
                 var firstPayment = Money.Coins(0.1m);
@@ -782,7 +1054,7 @@ namespace BTCPayServer.Tests
 
                 // Despite it is called BitcoinAddress it should be LTC because BTC is not available
                 Assert.Null(invoice.BitcoinAddress);
-                Assert.NotEqual(1.0, invoice.Rate);
+                Assert.NotEqual(1.0m, invoice.Rate);
                 Assert.NotEqual(invoice.BtcDue, invoice.CryptoInfo[0].Due); // Should be BTC rate
                 cashCow.SendToAddress(invoiceAddress, invoice.CryptoInfo[0].Due);
 
@@ -811,7 +1083,7 @@ namespace BTCPayServer.Tests
                 var rateVm = Assert.IsType<RatesViewModel>(Assert.IsType<ViewResult>(store.Rates()).Model);
                 Assert.False(rateVm.ShowScripting);
                 Assert.Equal("coinaverage", rateVm.PreferredExchange);
-                Assert.Equal(1.0, rateVm.RateMultiplier);
+                Assert.Equal(0.0, rateVm.Spread);
                 Assert.Null(rateVm.TestRateRules);
 
                 rateVm.PreferredExchange = "bitflyer";
@@ -820,13 +1092,13 @@ namespace BTCPayServer.Tests
                 Assert.Equal("bitflyer", rateVm.PreferredExchange);
 
                 rateVm.ScriptTest = "BTC_JPY,BTC_CAD";
-                rateVm.RateMultiplier = 1.1;
+                rateVm.Spread = 10;
                 store = user.GetController<StoresController>();
                 rateVm = Assert.IsType<RatesViewModel>(Assert.IsType<ViewResult>(store.Rates(rateVm, "Test").Result).Model);
                 Assert.NotNull(rateVm.TestRateRules);
                 Assert.Equal(2, rateVm.TestRateRules.Count);
                 Assert.False(rateVm.TestRateRules[0].Error);
-                Assert.StartsWith("(bitflyer(BTC_JPY)) * 1.10 =", rateVm.TestRateRules[0].Rule, StringComparison.OrdinalIgnoreCase);
+                Assert.StartsWith("(bitflyer(BTC_JPY)) * (0.9, 1.1) =", rateVm.TestRateRules[0].Rule, StringComparison.OrdinalIgnoreCase);
                 Assert.True(rateVm.TestRateRules[1].Error);
                 Assert.IsType<RedirectToActionResult>(store.Rates(rateVm, "Save").Result);
 
@@ -839,19 +1111,19 @@ namespace BTCPayServer.Tests
                 rateVm.ScriptTest = "BTC_JPY";
                 rateVm = Assert.IsType<RatesViewModel>(Assert.IsType<ViewResult>(store.Rates(rateVm, "Test").Result).Model);
                 Assert.True(rateVm.ShowScripting);
-                Assert.Contains("(bitflyer(BTC_JPY)) * 1.10 = ", rateVm.TestRateRules[0].Rule, StringComparison.OrdinalIgnoreCase);
+                Assert.Contains("(bitflyer(BTC_JPY)) * (0.9, 1.1) = ", rateVm.TestRateRules[0].Rule, StringComparison.OrdinalIgnoreCase);
 
                 rateVm.ScriptTest = "BTC_USD,BTC_CAD,DOGE_USD,DOGE_CAD";
                 rateVm.Script = "DOGE_X = bittrex(DOGE_BTC) * BTC_X;\n" +
                                 "X_CAD = quadrigacx(X_CAD);\n" +
                                  "X_X = gdax(X_X);";
-                rateVm.RateMultiplier = 0.5;
+                rateVm.Spread = 50;
                 rateVm = Assert.IsType<RatesViewModel>(Assert.IsType<ViewResult>(store.Rates(rateVm, "Test").Result).Model);
                 Assert.True(rateVm.TestRateRules.All(t => !t.Error));
                 Assert.IsType<RedirectToActionResult>(store.Rates(rateVm, "Save").Result);
                 store = user.GetController<StoresController>();
                 rateVm = Assert.IsType<RatesViewModel>(Assert.IsType<ViewResult>(store.Rates()).Model);
-                Assert.Equal(0.5, rateVm.RateMultiplier);
+                Assert.Equal(50, rateVm.Spread);
                 Assert.True(rateVm.ShowScripting);
                 Assert.Contains("DOGE_X", rateVm.Script, StringComparison.OrdinalIgnoreCase);
             }
@@ -869,7 +1141,7 @@ namespace BTCPayServer.Tests
                 // First we try payment with a merchant having only BTC
                 var invoice = user.BitPay.CreateInvoice(new Invoice()
                 {
-                    Price = 5000.0,
+                    Price = 5000.0m,
                     Currency = "USD",
                     PosData = "posData",
                     OrderId = "orderId",
@@ -895,13 +1167,23 @@ namespace BTCPayServer.Tests
                 Assert.Single(checkout.AvailableCryptos);
                 Assert.Equal("BTC", checkout.CryptoCode);
 
+                Assert.Single(invoice.PaymentCodes);
+                Assert.Single(invoice.SupportedTransactionCurrencies);
+                Assert.Single(invoice.SupportedTransactionCurrencies);
+                Assert.Single(invoice.PaymentSubtotals);
+                Assert.Single(invoice.PaymentTotals);
+                Assert.True(invoice.PaymentCodes.ContainsKey("BTC"));
+                Assert.True(invoice.SupportedTransactionCurrencies.ContainsKey("BTC"));
+                Assert.True(invoice.SupportedTransactionCurrencies["BTC"].Enabled);
+                Assert.True(invoice.PaymentSubtotals.ContainsKey("BTC"));
+                Assert.True(invoice.PaymentTotals.ContainsKey("BTC"));
                 //////////////////////
 
                 // Retry now with LTC enabled
                 user.RegisterDerivationScheme("LTC");
                 invoice = user.BitPay.CreateInvoice(new Invoice()
                 {
-                    Price = 5000.0,
+                    Price = 5000.0m,
                     Currency = "USD",
                     PosData = "posData",
                     OrderId = "orderId",
@@ -943,6 +1225,18 @@ namespace BTCPayServer.Tests
                 checkout = (Models.InvoicingModels.PaymentModel)((JsonResult)controller.GetStatus(invoice.Id, "LTC").GetAwaiter().GetResult()).Value;
                 Assert.Equal(2, checkout.AvailableCryptos.Count);
                 Assert.Equal("LTC", checkout.CryptoCode);
+
+
+                Assert.Equal(2, invoice.PaymentCodes.Count());
+                Assert.Equal(2, invoice.SupportedTransactionCurrencies.Count());
+                Assert.Equal(2, invoice.SupportedTransactionCurrencies.Count());
+                Assert.Equal(2, invoice.PaymentSubtotals.Count());
+                Assert.Equal(2, invoice.PaymentTotals.Count());
+                Assert.True(invoice.PaymentCodes.ContainsKey("LTC"));
+                Assert.True(invoice.SupportedTransactionCurrencies.ContainsKey("LTC"));
+                Assert.True(invoice.SupportedTransactionCurrencies["LTC"].Enabled);
+                Assert.True(invoice.PaymentSubtotals.ContainsKey("LTC"));
+                Assert.True(invoice.PaymentTotals.ContainsKey("LTC"));
             }
         }
 
@@ -1006,6 +1300,64 @@ namespace BTCPayServer.Tests
             Assert.Equal($"{tpub}-[p2sh]", result.ToString());
         }
 
+        [Fact]
+        public void CanDisablePaymentMethods()
+        {
+            using (var tester = ServerTester.Create())
+            {
+                tester.Start();
+                var user = tester.NewAccount();
+                user.GrantAccess();
+                user.RegisterDerivationScheme("BTC");
+                user.RegisterDerivationScheme("LTC");
+                user.RegisterLightningNode("BTC", LightningConnectionType.CLightning);
+
+                var invoice = user.BitPay.CreateInvoice(new Invoice()
+                {
+                    Price = 1.5m,
+                    Currency = "USD",
+                    PosData = "posData",
+                    OrderId = "orderId",
+                    ItemDesc = "Some description",
+                    FullNotifications = true
+                }, Facade.Merchant);
+
+                Assert.Equal(3, invoice.CryptoInfo.Length);
+
+                var controller = user.GetController<StoresController>();
+                var lightningVM = (LightningNodeViewModel)Assert.IsType<ViewResult>(controller.AddLightningNode(user.StoreId, "BTC")).Model;
+                Assert.True(lightningVM.Enabled);
+                lightningVM.Enabled = false;
+                controller.AddLightningNode(user.StoreId, lightningVM, "save", "BTC").GetAwaiter().GetResult();
+                lightningVM = (LightningNodeViewModel)Assert.IsType<ViewResult>(controller.AddLightningNode(user.StoreId, "BTC")).Model;
+                Assert.False(lightningVM.Enabled);
+
+                var derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(controller.AddDerivationScheme(user.StoreId, "BTC")).Model;
+                Assert.True(derivationVM.Enabled);
+                derivationVM.Enabled = false;
+                Assert.IsType<RedirectToActionResult>(controller.AddDerivationScheme(user.StoreId, derivationVM, "BTC").GetAwaiter().GetResult());
+                derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(controller.AddDerivationScheme(user.StoreId, "BTC")).Model;
+                // Confirmation
+                controller.AddDerivationScheme(user.StoreId, derivationVM, "BTC").GetAwaiter().GetResult();
+                Assert.False(derivationVM.Enabled);
+                derivationVM = (DerivationSchemeViewModel)Assert.IsType<ViewResult>(controller.AddDerivationScheme(user.StoreId, "BTC")).Model;
+                Assert.False(derivationVM.Enabled);
+
+                invoice = user.BitPay.CreateInvoice(new Invoice()
+                {
+                    Price = 1.5m,
+                    Currency = "USD",
+                    PosData = "posData",
+                    OrderId = "orderId",
+                    ItemDesc = "Some description",
+                    FullNotifications = true
+                }, Facade.Merchant);
+
+                Assert.Single(invoice.CryptoInfo);
+                Assert.Equal("LTC", invoice.CryptoInfo[0].CryptoCode);
+            }
+        }
+
         [Fact]
         public void CanSetPaymentMethodLimits()
         {
@@ -1023,7 +1375,7 @@ namespace BTCPayServer.Tests
 
                 var invoice = user.BitPay.CreateInvoice(new Invoice()
                 {
-                    Price = 1.5,
+                    Price = 1.5m,
                     Currency = "USD",
                     PosData = "posData",
                     OrderId = "orderId",
@@ -1036,7 +1388,7 @@ namespace BTCPayServer.Tests
 
                 invoice = user.BitPay.CreateInvoice(new Invoice()
                 {
-                    Price = 5.5,
+                    Price = 5.5m,
                     Currency = "USD",
                     PosData = "posData",
                     OrderId = "orderId",
@@ -1083,9 +1435,9 @@ namespace BTCPayServer.Tests
                 Assert.Equal("orange", vmview.Items[1].Title);
                 Assert.Equal(10.0m, vmview.Items[1].Price.Value);
                 Assert.Equal("$5.00", vmview.Items[0].Price.Formatted);
-                Assert.IsType<RedirectResult>(apps.ViewPointOfSale(appId, 0, "orange").Result);
+                Assert.IsType<RedirectResult>(apps.ViewPointOfSale(appId, 0, null, null, null, null, "orange").Result);
                 var invoice = user.BitPay.GetInvoices().First();
-                Assert.Equal(10.00, invoice.Price);
+                Assert.Equal(10.00m, invoice.Price);
                 Assert.Equal("CAD", invoice.Currency);
                 Assert.Equal("orange", invoice.ItemDesc);
             }
@@ -1107,8 +1459,9 @@ namespace BTCPayServer.Tests
                 Assert.NotNull(vm.SelectedAppType);
                 Assert.Null(vm.Name);
                 vm.Name = "test";
+                vm.SelectedAppType = AppType.PointOfSale.ToString();
                 var redirectToAction = Assert.IsType<RedirectToActionResult>(apps.CreateApp(vm).Result);
-                Assert.Equal(nameof(apps.ListApps), redirectToAction.ActionName);
+                Assert.Equal(nameof(apps.UpdatePointOfSale), redirectToAction.ActionName);
                 var appList = Assert.IsType<ListAppsViewModel>(Assert.IsType<ViewResult>(apps.ListApps().Result).Model);
                 var appList2 = Assert.IsType<ListAppsViewModel>(Assert.IsType<ViewResult>(apps2.ListApps().Result).Model);
                 Assert.Single(appList.Apps);
@@ -1136,7 +1489,7 @@ namespace BTCPayServer.Tests
                 user.RegisterDerivationScheme("BTC");
                 var invoice = user.BitPay.CreateInvoice(new Invoice()
                 {
-                    Price = 5000.0,
+                    Price = 5000.0m,
                     Currency = "USD",
                     PosData = "posData",
                     OrderId = "orderId",
@@ -1146,6 +1499,8 @@ namespace BTCPayServer.Tests
                 var repo = tester.PayTester.GetService<InvoiceRepository>();
                 var ctx = tester.PayTester.GetService<ApplicationDbContextFactory>().CreateContext();
                 Assert.Equal(0, invoice.CryptoInfo[0].TxCount);
+                Assert.True(invoice.MinerFees.ContainsKey("BTC"));
+                Assert.Equal(100m, invoice.MinerFees["BTC"].SatoshiPerBytes);
                 Eventually(() =>
                 {
                     var textSearchResult = tester.PayTester.InvoiceRepository.GetInvoices(new InvoiceQuery()
@@ -1241,12 +1596,12 @@ namespace BTCPayServer.Tests
                 {
                     var localInvoice = user.BitPay.GetInvoice(invoice.Id, Facade.Merchant);
                     Assert.Equal("complete", localInvoice.Status);
-                    Assert.NotEqual(0.0, localInvoice.Rate);
+                    Assert.NotEqual(0.0m, localInvoice.Rate);
                 });
 
                 invoice = user.BitPay.CreateInvoice(new Invoice()
                 {
-                    Price = 5000.0,
+                    Price = 5000.0m,
                     Currency = "USD",
                     PosData = "posData",
                     OrderId = "orderId",
@@ -1285,10 +1640,10 @@ namespace BTCPayServer.Tests
             var quadri = new QuadrigacxRateProvider();
             var rates = quadri.GetRatesAsync().GetAwaiter().GetResult();
             Assert.NotEmpty(rates);
-            Assert.NotEqual(0.0m, rates.First().Value);
-            Assert.NotEqual(0.0m, rates.GetRate(QuadrigacxRateProvider.QuadrigacxName, CurrencyPair.Parse("BTC_CAD")).Value);
-            Assert.NotEqual(0.0m, rates.GetRate(QuadrigacxRateProvider.QuadrigacxName, CurrencyPair.Parse("BTC_USD")).Value);
-            Assert.NotEqual(0.0m, rates.GetRate(QuadrigacxRateProvider.QuadrigacxName, CurrencyPair.Parse("LTC_CAD")).Value);
+            Assert.NotEqual(0.0m, rates.First().BidAsk.Bid);
+            Assert.NotEqual(0.0m, rates.GetRate(QuadrigacxRateProvider.QuadrigacxName, CurrencyPair.Parse("BTC_CAD")).Bid);
+            Assert.NotEqual(0.0m, rates.GetRate(QuadrigacxRateProvider.QuadrigacxName, CurrencyPair.Parse("BTC_USD")).Bid);
+            Assert.NotEqual(0.0m, rates.GetRate(QuadrigacxRateProvider.QuadrigacxName, CurrencyPair.Parse("LTC_CAD")).Bid);
             Assert.Null(rates.GetRate(QuadrigacxRateProvider.QuadrigacxName, CurrencyPair.Parse("LTC_USD")));
         }
 
@@ -1297,7 +1652,7 @@ namespace BTCPayServer.Tests
         {
             var provider = new BTCPayNetworkProvider(NetworkType.Mainnet);
             var factory = CreateBTCPayRateFactory(provider);
-            
+
             foreach (var result in factory
                 .DirectProviders
                 .Select(p => (ExpectedName: p.Key, ResultAsync: p.Value.GetRatesAsync()))
@@ -1309,11 +1664,11 @@ namespace BTCPayServer.Tests
                 Assert.NotEmpty(exchangeRates.ByExchange[result.ExpectedName]);
 
                 // This check if the currency pair is using right currency pair
-                Assert.Contains(exchangeRates.ByExchange[result.ExpectedName], 
-                        e => ( e.CurrencyPair == new CurrencyPair("BTC", "USD") ||
+                Assert.Contains(exchangeRates.ByExchange[result.ExpectedName],
+                        e => (e.CurrencyPair == new CurrencyPair("BTC", "USD") ||
                                e.CurrencyPair == new CurrencyPair("BTC", "EUR") ||
                                e.CurrencyPair == new CurrencyPair("BTC", "USDT"))
-                               && e.Value > 1.0m // 1BTC will always be more than 1USD
+                               && e.BidAsk.Bid > 1.0m // 1BTC will always be more than 1USD
                                );
             }
         }
@@ -1334,7 +1689,7 @@ namespace BTCPayServer.Tests
             foreach (var value in result)
             {
                 var rateResult = value.Value.GetAwaiter().GetResult();
-                Assert.NotNull(rateResult.Value);
+                Assert.NotNull(rateResult.BidAsk);
             }
         }
 
@@ -1356,7 +1711,6 @@ namespace BTCPayServer.Tests
             RateRules.TryParse("X_X = coinaverage(X_X);", out var rateRules);
 
             var factory = CreateBTCPayRateFactory(provider);
-            factory.DirectProviders.Clear();
             factory.CacheSpan = TimeSpan.FromSeconds(10);
 
             var fetchedRate = factory.FetchRate(CurrencyPair.Parse("BTC_USD"), rateRules).GetAwaiter().GetResult();
@@ -1372,7 +1726,7 @@ namespace BTCPayServer.Tests
             // Should cache at exchange level so this should hit the cache
             var fetchedRate2 = factory.FetchRate(CurrencyPair.Parse("LTC_USD"), rateRules).GetAwaiter().GetResult();
             Assert.True(fetchedRate.Cached);
-            Assert.NotEqual(fetchedRate.Value.Value, fetchedRate2.Value.Value);
+            Assert.NotEqual(fetchedRate.BidAsk.Bid, fetchedRate2.BidAsk.Bid);
 
             // Should cache at exchange level this should not hit the cache as it is different exchange
             RateRules.TryParse("X_X = bittrex(X_X);", out rateRules);

BTCPayServer.Tests/UnitTestPeusa.cs

@@ -0,0 +1,48 @@
+using System;
+using NBitcoin;
+using Xunit;
+
+namespace BTCPayServer.Tests
+{
+    // Helper class for testing functionality and generating data needed during coding/debuging
+    public class UnitTestPeusa
+    {
+        // Unit test that generates temorary checkout Bitpay page
+        // https://forkbitpay.slack.com/archives/C7M093Z55/p1508293682000217
+
+        // Testnet of Bitpay down
+        //[Fact]
+        //public void BitpayCheckout()
+        //{
+        //    var key = new Key(Encoders.Hex.DecodeData("7b70a06f35562873e3dcb46005ed0fe78e1991ad906e56adaaafa40ba861e056"));
+        //    var url = new Uri("https://test.bitpay.com/");
+        //    var btcpay = new Bitpay(key, url);
+        //    var invoice = btcpay.CreateInvoice(new Invoice()
+        //    {
+
+        //        Price = 5.0,
+        //        Currency = "USD",
+        //        PosData = "posData",
+        //        OrderId = "cdfd8a5f-6928-4c3b-ba9b-ddf438029e73",
+        //        ItemDesc = "Hello from the otherside"
+        //    }, Facade.Merchant);
+
+        //    // go to invoice.Url
+        //    Console.WriteLine(invoice.Url);
+        //}
+
+        // Generating Extended public key to use on http://localhost:14142/stores/{storeId}
+        [Fact]
+        public void GeneratePubkey()
+        {
+            var network = Network.RegTest;
+
+            ExtKey masterKey = new ExtKey();
+            Console.WriteLine("Master key : " + masterKey.ToString(network));
+            ExtPubKey masterPubKey = masterKey.Neuter();
+
+            ExtPubKey pubkey = masterPubKey.Derive(0);
+            Console.WriteLine("PubKey " + 0 + " : " + pubkey.ToString(network));
+        }
+    }
+}

BTCPayServer.Tests/docker-compose.yml

@@ -17,9 +17,10 @@ services:
       TESTS_POSTGRES: User ID=postgres;Host=postgres;Port=5432;Database=btcpayserver
       TESTS_PORT: 80
       TESTS_HOSTNAME: tests
-      TEST_MERCHANTLIGHTNINGD: "/etc/merchant_lightningd_datadir/lightning-rpc"
-      TEST_CUSTOMERLIGHTNINGD: "/etc/customer_lightningd_datadir/lightning-rpc"
-      TEST_MERCHANTCHARGE: http://api-token:foiewnccewuify@lightning-charged:9112/
+      TEST_MERCHANTLIGHTNINGD: "type=clightning;server=/etc/merchant_lightningd_datadir/lightning-rpc"
+      TEST_CUSTOMERLIGHTNINGD: "type=clightning;server=/etc/customer_lightningd_datadir/lightning-rpc"
+      TEST_MERCHANTCHARGE: "type=charge;server=https://lightning-charged:9112/;api-token=foiewnccewuify;allowinsecure=true"
+      TEST_MERCHANTLND: "type=lnd-rest;server=https://lnd:lnd@127.0.0.1:53280/;allowinsecure=true"
       TESTS_INCONTAINER: "true"
     expose:
       - "80"
@@ -44,9 +45,25 @@ services:
       - customer_lightningd
       - merchant_lightningd
       - lightning-charged
+      - customer_lnd
+      - merchant_lnd
+
+  devlnd: 
+    image: nicolasdorier/docker-bitcoin:0.16.0
+    environment:
+      BITCOIN_EXTRA_ARGS: |
+        regtest=1
+        connect=bitcoind:39388
+    links:
+      - nbxplorer
+      - postgres
+      - customer_lnd
+      - merchant_lnd
+
+
 
   nbxplorer:
-    image: nicolasdorier/nbxplorer:1.0.2.2
+    image: nicolasdorier/nbxplorer:1.0.2.14
     ports:
       - "32838:32838"
     expose: 
@@ -80,8 +97,13 @@ services:
         rpcport=43782
         port=39388
         whitelist=0.0.0.0/0
+        zmqpubrawtx=tcp://0.0.0.0:28332
+        zmqpubrawblock=tcp://0.0.0.0:28332
+        zmqpubrawtxlock=tcp://0.0.0.0:28332
+        zmqpubhashblock=tcp://0.0.0.0:28332
     ports: 
       - "43782:43782"
+      - "28332:28332"
     expose:
       - "43782" # RPC
       - "39388" # P2P
@@ -89,14 +111,15 @@ services:
       - "bitcoin_datadir:/data"
 
   customer_lightningd:
-    image: nicolasdorier/clightning:0.0.0.11-dev
+    image: nicolasdorier/clightning:v0.6-dev
     environment: 
       EXPOSE_TCP: "true"
       LIGHTNINGD_OPT: |
         bitcoin-datadir=/etc/bitcoin
         bitcoin-rpcconnect=bitcoind
         network=regtest
-        ipaddr=customer_lightningd
+        bind-addr=0.0.0.0
+        announce-addr=customer_lightningd
         log-level=debug
         dev-broadcast-interval=1000
     ports:
@@ -111,7 +134,7 @@ services:
       - bitcoind
 
   lightning-charged:
-    image: shesek/lightning-charge:0.3.9
+    image: shesek/lightning-charge:0.3.15
     environment:
       NETWORK: regtest
       API_TOKEN: foiewnccewuify
@@ -130,13 +153,14 @@ services:
       - merchant_lightningd
 
   merchant_lightningd:
-    image: nicolasdorier/clightning:0.0.0.11-dev
+    image: nicolasdorier/clightning:v0.6-dev
     environment: 
       EXPOSE_TCP: "true"
       LIGHTNINGD_OPT: |
         bitcoin-datadir=/etc/bitcoin
         bitcoin-rpcconnect=bitcoind
-        ipaddr=merchant_lightningd
+        bind-addr=0.0.0.0
+        announce-addr=merchant_lightningd
         network=regtest
         log-level=debug
         dev-broadcast-interval=1000
@@ -175,8 +199,59 @@ services:
     expose:
       - "5432"
 
+  merchant_lnd:
+    image: btcpayserver/lnd:0.4.2.0
+    environment:
+      LND_CHAIN: "btc"
+      LND_ENVIRONMENT: "regtest"
+      LND_EXTRA_ARGS: |
+        restlisten=0.0.0.0:8080
+        bitcoin.node=bitcoind
+        bitcoind.rpchost=bitcoind:43782
+        bitcoind.zmqpath=tcp://bitcoind:28332
+        externalip=merchant_lnd:9735
+        no-macaroons=1
+        debuglevel=debug
+        noencryptwallet=1
+    ports:
+      - "53280:8080"
+    expose:
+      - "9735"
+    volumes:
+      - "merchant_lnd_datadir:/data"
+      - "bitcoin_datadir:/deps/.bitcoin"
+    links:
+      - bitcoind
+
+  customer_lnd:
+    image: btcpayserver/lnd:0.4.2.0
+    environment:
+      LND_CHAIN: "btc"
+      LND_ENVIRONMENT: "regtest"
+      LND_EXTRA_ARGS: |
+        restlisten=0.0.0.0:8080
+        bitcoin.node=bitcoind
+        bitcoind.rpchost=bitcoind:43782
+        bitcoind.zmqpath=tcp://bitcoind:28332
+        externalip=customer_lnd:10009
+        no-macaroons=1
+        debuglevel=debug
+        noencryptwallet=1
+    ports:
+      - "53281:8080"
+    expose:
+      - "8080"
+      - "10009"
+    volumes:
+      - "customer_lnd_datadir:/root/.lnd"
+      - "bitcoin_datadir:/deps/.bitcoin"
+    links:
+      - bitcoind
+
 volumes:
     bitcoin_datadir:
     customer_lightningd_datadir:
     merchant_lightningd_datadir:
     lightning_charge_datadir:
+    customer_lnd_datadir:
+    merchant_lnd_datadir:

BTCPayServer/BTCPayNetwork.cs

@@ -44,6 +44,8 @@ namespace BTCPayServer
         public string CryptoCode { get; internal set; }
         public string BlockExplorerLink { get; internal set; }
         public string UriScheme { get; internal set; }
+        public Money MinFee { get; internal set; }
+        public string DisplayName { get; set; }
 
         [Obsolete("Should not be needed")]
         public bool IsBTC

BTCPayServer/BTCPayNetworkProvider.Bitcoin.cs

@@ -17,12 +17,13 @@ namespace BTCPayServer
             Add(new BTCPayNetwork()
             {
                 CryptoCode = nbxplorerNetwork.CryptoCode,
+                DisplayName = "Bitcoin",
                 BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://www.smartbit.com.au/tx/{0}" : "https://testnet.smartbit.com.au/tx/{0}",
                 NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
                 NBXplorerNetwork = nbxplorerNetwork,
                 UriScheme = "bitcoin",
-                CryptoImagePath = "imlegacy/bitcoin-symbol.svg",
-                LightningImagePath = "imlegacy/btc-lightning.svg",
+                CryptoImagePath = "imlegacy/bitcoin.svg",
+                LightningImagePath = "imlegacy/bitcoin-lightning.svg",
                 DefaultSettings = BTCPayDefaultSettings.GetDefaultSettings(NetworkType),
                 CoinType = NetworkType == NetworkType.Mainnet ? new KeyPath("0'") : new KeyPath("1'")
             });

BTCPayServer/BTCPayNetworkProvider.BitcoinGold.cs

@@ -0,0 +1,30 @@
+using NBitcoin;
+
+namespace BTCPayServer
+{
+    public partial class BTCPayNetworkProvider
+    {
+        public void InitBitcoinGold()
+        {
+            var nbxplorerNetwork = NBXplorerNetworkProvider.GetFromCryptoCode("BTG");
+            Add(new BTCPayNetwork()
+            {
+                CryptoCode = nbxplorerNetwork.CryptoCode,
+                DisplayName = "BGold",
+                BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://explorer.bitcoingold.org/insight/tx/{0}/" : "https://test-explorer.bitcoingold.org/insight/tx/{0}",
+                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
+                NBXplorerNetwork = nbxplorerNetwork,
+                UriScheme = "bitcoingold",
+                DefaultRateRules = new[]
+                {
+                    "BTG_X = BTG_BTC * BTC_X",
+                    "BTG_BTC = bitfinex(BTG_BTC)",
+                },
+                CryptoImagePath = "imlegacy/btg.svg",
+                LightningImagePath = "imlegacy/btg-lightning.svg",
+                DefaultSettings = BTCPayDefaultSettings.GetDefaultSettings(NetworkType),
+                CoinType = NetworkType == NetworkType.Mainnet ? new KeyPath("156'") : new KeyPath("1'")
+            });
+        }
+    }
+}

BTCPayServer/BTCPayNetworkProvider.Dash.cs

@@ -0,0 +1,35 @@
+using NBitcoin;
+
+namespace BTCPayServer
+{
+    public partial class BTCPayNetworkProvider
+    {
+        public void InitDash()
+        {
+            //not needed: NBitcoin.Altcoins.Dash.Instance.EnsureRegistered();
+            var nbxplorerNetwork = NBXplorerNetworkProvider.GetFromCryptoCode("DASH");
+            Add(new BTCPayNetwork()
+            {
+                CryptoCode = nbxplorerNetwork.CryptoCode,
+                DisplayName = "Dash",
+                BlockExplorerLink = NetworkType == NetworkType.Mainnet
+                    ? "https://insight.dash.org/insight/tx/{0}"
+                    : "https://testnet-insight.dashevo.org/insight/tx/{0}",
+                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
+                NBXplorerNetwork = nbxplorerNetwork,
+                UriScheme = "dash",
+                DefaultRateRules = new[]
+                    {
+                        "DASH_X = DASH_BTC * BTC_X",
+                        "DASH_BTC = bittrex(DASH_BTC)"
+                    },
+                CryptoImagePath = "imlegacy/dash.png",
+                DefaultSettings = BTCPayDefaultSettings.GetDefaultSettings(NetworkType),
+                //https://github.com/satoshilabs/slips/blob/master/slip-0044.md
+                CoinType = NetworkType == NetworkType.Mainnet ? new KeyPath("5'")
+                    : new KeyPath("1'"),
+                MinFee = Money.Satoshis(1m)
+            });
+        }
+    }
+}

BTCPayServer/BTCPayNetworkProvider.Dogecoin.cs

@@ -16,14 +16,20 @@ namespace BTCPayServer
             Add(new BTCPayNetwork()
             {
                 CryptoCode = nbxplorerNetwork.CryptoCode,
+                DisplayName = "Dogecoin",
                 BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://dogechain.info/tx/{0}" : "https://dogechain.info/tx/{0}",
                 NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
                 NBXplorerNetwork = nbxplorerNetwork,
                 UriScheme = "dogecoin",
-                DefaultRateRules = new[] { "DOGE_X = bittrex(DOGE_BTC) * BTC_X" },
+                DefaultRateRules = new[] 
+                {
+                                "DOGE_X = DOGE_BTC * BTC_X",
+                                "DOGE_BTC = bittrex(DOGE_BTC)"
+                },
                 CryptoImagePath = "imlegacy/dogecoin.png",
                 DefaultSettings = BTCPayDefaultSettings.GetDefaultSettings(NetworkType),
-                CoinType = NetworkType == NetworkType.Mainnet ? new KeyPath("3'") : new KeyPath("1'")
+                CoinType = NetworkType == NetworkType.Mainnet ? new KeyPath("3'") : new KeyPath("1'"),
+                MinFee = Money.Coins(1m)
             });
         }
     }

BTCPayServer/BTCPayNetworkProvider.Feathercoin.cs

@@ -0,0 +1,35 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using BTCPayServer.Services.Rates;
+using NBitcoin;
+using NBXplorer;
+
+namespace BTCPayServer
+{
+    public partial class BTCPayNetworkProvider
+    {
+        public void InitFeathercoin()
+        {
+            var nbxplorerNetwork = NBXplorerNetworkProvider.GetFromCryptoCode("FTC");
+            Add(new BTCPayNetwork()
+            {
+                CryptoCode = nbxplorerNetwork.CryptoCode,
+                DisplayName = "Feathercoin",
+                BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://explorer.feathercoin.com/tx/{0}" : "https://explorer.feathercoin.com/tx/{0}",
+                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
+                NBXplorerNetwork = nbxplorerNetwork,
+                UriScheme = "feathercoin",
+                DefaultRateRules = new[] 
+                {
+                                "FTC_X = FTC_BTC * BTC_X",
+                                "FTC_BTC = bittrex(FTC_BTC)"
+                },
+                CryptoImagePath = "imlegacy/feathercoin.png",
+                DefaultSettings = BTCPayDefaultSettings.GetDefaultSettings(NetworkType),
+                CoinType = NetworkType == NetworkType.Mainnet ? new KeyPath("8'") : new KeyPath("1'")
+            });
+        }
+    }
+}

BTCPayServer/BTCPayNetworkProvider.Groestlcoin.cs

@@ -0,0 +1,34 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using NBitcoin;
+
+namespace BTCPayServer
+{
+    public partial class BTCPayNetworkProvider
+    {
+        public void InitGroestlcoin()
+        {
+
+            var nbxplorerNetwork = NBXplorerNetworkProvider.GetFromCryptoCode("GRS");
+            Add(new BTCPayNetwork()
+            {
+                CryptoCode = nbxplorerNetwork.CryptoCode,
+                DisplayName = "Groestlcoin",
+                BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://chainz.cryptoid.info/grs/tx.dws?{0}.htm" : "https://chainz.cryptoid.info/grs-test/tx.dws?{0}.htm",
+                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
+                NBXplorerNetwork = nbxplorerNetwork,
+                UriScheme = "groestlcoin",
+                DefaultRateRules = new[]
+                {
+                                "GRS_X = GRS_BTC * BTC_X",
+                                "GRS_BTC = bittrex(GRS_BTC)"
+                },
+                CryptoImagePath = "imlegacy/groestlcoin.png",
+                DefaultSettings = BTCPayDefaultSettings.GetDefaultSettings(NetworkType),
+                CoinType = NetworkType == NetworkType.Mainnet ? new KeyPath("17'") : new KeyPath("1'")
+            });
+        }
+    }
+}

BTCPayServer/BTCPayNetworkProvider.Litecoin.cs

@@ -16,12 +16,13 @@ namespace BTCPayServer
             Add(new BTCPayNetwork()
             {
                 CryptoCode = nbxplorerNetwork.CryptoCode,
+                DisplayName = "Litecoin",
                 BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://live.blockcypher.com/ltc/tx/{0}/" : "http://explorer.litecointools.com/tx/{0}",
                 NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
                 NBXplorerNetwork = nbxplorerNetwork,
                 UriScheme = "litecoin",
-                CryptoImagePath = "imlegacy/litecoin-symbol.svg",
-                LightningImagePath = "imlegacy/ltc-lightning.svg",
+                CryptoImagePath = "imlegacy/litecoin.svg",
+                LightningImagePath = "imlegacy/litecoin-lightning.svg",
                 DefaultSettings = BTCPayDefaultSettings.GetDefaultSettings(NetworkType),
                 CoinType = NetworkType == NetworkType.Mainnet ? new KeyPath("2'") : new KeyPath("1'")
             });

BTCPayServer/BTCPayNetworkProvider.Monacoin.cs

@@ -0,0 +1,36 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using BTCPayServer.Services.Rates;
+using NBitcoin;
+using NBXplorer;
+
+namespace BTCPayServer
+{
+    public partial class BTCPayNetworkProvider
+    {
+        public void InitMonacoin()
+        {
+            var nbxplorerNetwork = NBXplorerNetworkProvider.GetFromCryptoCode("MONA");
+            Add(new BTCPayNetwork()
+            {
+                CryptoCode = nbxplorerNetwork.CryptoCode,
+                DisplayName = "Monacoin",
+                BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://mona.insight.monaco-ex.org/insight/tx/{0}" : "https://testnet-mona.insight.monaco-ex.org/insight/tx/{0}",
+                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
+                NBXplorerNetwork = nbxplorerNetwork,
+                UriScheme = "monacoin",
+                DefaultRateRules = new[] 
+                {
+                                "MONA_X = MONA_BTC * BTC_X",
+                                "MONA_BTC = zaif(MONA_BTC)"
+                },
+                CryptoImagePath = "imlegacy/monacoin.png",
+                LightningImagePath = "imlegacy/mona-lightning.svg",
+                DefaultSettings = BTCPayDefaultSettings.GetDefaultSettings(NetworkType),
+                CoinType = NetworkType == NetworkType.Mainnet ? new KeyPath("22'") : new KeyPath("1'")
+            });
+        }
+    }
+}

BTCPayServer/BTCPayNetworkProvider.Polis.cs

@@ -0,0 +1,35 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using BTCPayServer.Services.Rates;
+using NBitcoin;
+using NBXplorer;
+
+namespace BTCPayServer
+{
+    public partial class BTCPayNetworkProvider
+    {
+        public void InitPolis()
+        {
+            var nbxplorerNetwork = NBXplorerNetworkProvider.GetFromCryptoCode("POLIS");
+            Add(new BTCPayNetwork()
+            {
+                CryptoCode = nbxplorerNetwork.CryptoCode,
+                DisplayName = "Polis",
+                BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://insight.polispay.org/tx/{0}" : "https://insight.polispay.org/tx/{0}",
+                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
+                NBXplorerNetwork = nbxplorerNetwork,
+                UriScheme = "polis",
+                DefaultRateRules = new[]
+                {
+                                "POLIS_X = POLIS_BTC * BTC_X",
+                                "POLIS_BTC = cryptopia(POLIS_BTC)"
+                },
+                CryptoImagePath = "imlegacy/polis.png",
+                DefaultSettings = BTCPayDefaultSettings.GetDefaultSettings(NetworkType),
+                CoinType = NetworkType == NetworkType.Mainnet ? new KeyPath("1997'") : new KeyPath("1'")
+            });
+        }
+    }
+}

BTCPayServer/BTCPayNetworkProvider.Ufo.cs

@@ -0,0 +1,35 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using BTCPayServer.Services.Rates;
+using NBitcoin;
+using NBXplorer;
+
+namespace BTCPayServer
+{
+    public partial class BTCPayNetworkProvider
+    {
+        public void InitUfo()
+        {
+            var nbxplorerNetwork = NBXplorerNetworkProvider.GetFromCryptoCode("UFO");
+            Add(new BTCPayNetwork()
+            {
+                CryptoCode = nbxplorerNetwork.CryptoCode,
+                DisplayName = "Ufo",
+                BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://chainz.cryptoid.info/ufo/tx.dws?{0}" : "https://chainz.cryptoid.info/ufo/tx.dws?{0}",
+                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
+                NBXplorerNetwork = nbxplorerNetwork,
+                UriScheme = "ufo",
+                DefaultRateRules = new[] 
+                {
+                                "UFO_X = UFO_BTC * BTC_X",
+                                "UFO_BTC = coinexchange(UFO_BTC)"
+                },
+                CryptoImagePath = "imlegacy/ufo.png",
+                DefaultSettings = BTCPayDefaultSettings.GetDefaultSettings(NetworkType),
+                CoinType = NetworkType == NetworkType.Mainnet ? new KeyPath("202'") : new KeyPath("1'")
+            });
+        }
+    }
+}

BTCPayServer/BTCPayNetworkProvider.Viacoin.cs

@@ -0,0 +1,35 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using BTCPayServer.Services.Rates;
+using NBitcoin;
+using NBXplorer;
+
+namespace BTCPayServer
+{
+    public partial class BTCPayNetworkProvider
+    {
+        public void InitViacoin()
+        {
+            var nbxplorerNetwork = NBXplorerNetworkProvider.GetFromCryptoCode("VIA");
+            Add(new BTCPayNetwork()
+            {
+                CryptoCode = nbxplorerNetwork.CryptoCode,
+                DisplayName = "Viacoin",
+                BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://explorer.viacoin.org/tx/{0}" : "https://explorer.viacoin.org/tx/{0}",
+                NBitcoinNetwork = nbxplorerNetwork.NBitcoinNetwork,
+                NBXplorerNetwork = nbxplorerNetwork,
+                UriScheme = "viacoin",
+                DefaultRateRules = new[]
+                {
+                                "VIA_X = VIA_BTC * BTC_X",
+                                "VIA_BTC = bittrex(VIA_BTC)"
+                },
+                CryptoImagePath = "imlegacy/viacoin.png",
+                DefaultSettings = BTCPayDefaultSettings.GetDefaultSettings(NetworkType),
+                CoinType = NetworkType == NetworkType.Mainnet ? new KeyPath("14'") : new KeyPath("1'")
+            });
+        }
+    }
+}

BTCPayServer/BTCPayNetworkProvider.cs

@@ -48,6 +48,14 @@ namespace BTCPayServer
             InitBitcoin();
             InitLitecoin();
             InitDogecoin();
+            InitBitcoinGold();
+            InitMonacoin();
+            InitDash();
+            InitPolis();
+            InitFeathercoin();
+            InitGroestlcoin();
+            InitViacoin();
+            //InitUfo();
         }
 
         /// <summary>

BTCPayServer/BTCPayServer.csproj

@@ -1,8 +1,8 @@
-<Project Sdk="Microsoft.NET.Sdk.Web">
+<Project Sdk="Microsoft.NET.Sdk.Web">
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp2.0</TargetFramework>
-		<Version>1.0.2.3</Version>
+    <TargetFramework>netcoreapp2.1</TargetFramework>
+		<Version>1.0.2.87</Version>
     <NoWarn>NU1701,CA1816,CA1308,CA1810,CA2208</NoWarn>
   </PropertyGroup>
   <ItemGroup>
@@ -30,38 +30,36 @@
     <EmbeddedResource Include="Currencies.txt" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="BuildBundlerMinifier" Version="2.6.375" />
+    <PackageReference Include="BuildBundlerMinifier" Version="2.7.385" />
     <PackageReference Include="DigitalRuby.ExchangeSharp" Version="0.4.1" />
     <PackageReference Include="Hangfire" Version="1.6.19" />
     <PackageReference Include="Hangfire.MemoryStorage" Version="1.5.2" />
-    <PackageReference Include="Hangfire.PostgreSql" Version="1.4.8.1" />
-    <PackageReference Include="LedgerWallet" Version="1.0.1.36" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="2.6.1" />
-    <PackageReference Include="Meziantou.AspNetCore.BundleTagHelpers" Version="1.0.1" />
+    <PackageReference Include="Hangfire.PostgreSql" Version="1.4.8.2" />
+    <PackageReference Include="LedgerWallet" Version="2.0.0" />
+    <PackageReference Include="Meziantou.AspNetCore.BundleTagHelpers" Version="2.0.0" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="2.1.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Filter" Version="1.1.2" />
     <PackageReference Include="Microsoft.NetCore.Analyzers" Version="2.6.0" />
-    <PackageReference Include="NBitcoin" Version="4.1.1.4" />
-    <PackageReference Include="NBitpayClient" Version="1.0.0.18" />	  
+    <PackageReference Include="NBitcoin" Version="4.1.1.32" />
+    <PackageReference Include="NBitpayClient" Version="1.0.0.29" />	  
     <PackageReference Include="DBreeze" Version="1.87.0" />
-    <PackageReference Include="NBXplorer.Client" Version="1.0.2.3" />
-    <PackageReference Include="NicolasDorier.CommandLine" Version="1.0.0.1" />
-    <PackageReference Include="NicolasDorier.CommandLine.Configuration" Version="1.0.0.2" />
-    <PackageReference Include="NicolasDorier.StandardConfiguration" Version="1.0.0.13" />
-    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="2.0.1" />
-    <PackageReference Include="System.ValueTuple" Version="4.4.0" />
-    <PackageReference Include="System.Xml.XmlSerializer" Version="4.0.11" />
+    <PackageReference Include="NBXplorer.Client" Version="1.0.2.15" />
+    <PackageReference Include="NicolasDorier.CommandLine" Version="1.0.0.2" />
+    <PackageReference Include="NicolasDorier.CommandLine.Configuration" Version="1.0.0.3" />
+    <PackageReference Include="NicolasDorier.StandardConfiguration" Version="1.0.0.16" />
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="2.1.0" />
+    <PackageReference Include="SSH.NET" Version="2016.1.0" />
+    <PackageReference Include="System.Xml.XmlSerializer" Version="4.3.0" />
     <PackageReference Include="Text.Analyzers" Version="2.6.0" />
   </ItemGroup>
 
 	<ItemGroup>
-		<PackageReference Include="Microsoft.AspNetCore.All" Version="2.0.6" />
-		<PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="2.0.2" PrivateAssets="All" />
+    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.0" />
+		<PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version=" 2.1.0" PrivateAssets="All" />
 		<PackageReference Include="YamlDotNet" Version="4.3.1" />
 	</ItemGroup>
 
 	<ItemGroup>
-		<DotNetCliToolReference Include="Microsoft.EntityFrameworkCore.Tools.DotNet" Version="2.0.0" />
-		<DotNetCliToolReference Include="Microsoft.Extensions.SecretManager.Tools" Version="2.0.0" />
 		<DotNetCliToolReference Include="Microsoft.VisualStudio.Web.CodeGeneration.Tools" Version="2.0.0" />
 	</ItemGroup>
 
@@ -114,6 +112,34 @@
 	<ItemGroup>
 	  <Folder Include="Build\" />
 	  <Folder Include="wwwroot\vendor\clipboard.js\" />
+	  <Folder Include="wwwroot\vendor\highlightjs\" />
+	</ItemGroup>
+
+	<ItemGroup>
+	  <Content Update="Views\Server\LNDGRPCServices.cshtml">
+	    <Pack>$(IncludeRazorContentInPack)</Pack>
+	  </Content>
+	  <Content Update="Views\Server\Maintenance.cshtml">
+	    <Pack>$(IncludeRazorContentInPack)</Pack>
+	  </Content>
+	  <Content Update="Views\Server\Services.cshtml">
+	    <Pack>$(IncludeRazorContentInPack)</Pack>
+	  </Content>
+	  <Content Update="Views\Wallets\ListWallets.cshtml">
+	    <Pack>$(IncludeRazorContentInPack)</Pack>
+	  </Content>
+	  <Content Update="Views\Wallets\WalletTransactions.cshtml">
+	    <Pack>$(IncludeRazorContentInPack)</Pack>
+	  </Content>
+	  <Content Update="Views\Wallets\_Nav.cshtml">
+	    <Pack>$(IncludeRazorContentInPack)</Pack>
+	  </Content>
+	  <Content Update="Views\Wallets\_ViewImports.cshtml">
+	    <Pack>$(IncludeRazorContentInPack)</Pack>
+	  </Content>
+	  <Content Update="Views\Wallets\_ViewStart.cshtml">
+	    <Pack>$(IncludeRazorContentInPack)</Pack>
+	  </Content>
 	</ItemGroup>
 
 	<ItemGroup>

BTCPayServer/Configuration/BTCPayServerOptions.cs

@@ -74,16 +74,40 @@ namespace BTCPayServer.Configuration
                 setting.ExplorerUri = conf.GetOrDefault<Uri>($"{net.CryptoCode}.explorer.url", net.NBXplorerNetwork.DefaultSettings.DefaultUrl);
                 setting.CookieFile = conf.GetOrDefault<string>($"{net.CryptoCode}.explorer.cookiefile", net.NBXplorerNetwork.DefaultSettings.DefaultCookieFile);
                 NBXplorerConnectionSettings.Add(setting);
-                var lightning = conf.GetOrDefault<string>($"{net.CryptoCode}.lightning", string.Empty);
-                if(lightning.Length != 0)
                 {
-                    if(!LightningConnectionString.TryParse(lightning, out var connectionString, out var error))
+                    var lightning = conf.GetOrDefault<string>($"{net.CryptoCode}.lightning", string.Empty);
+                    if (lightning.Length != 0)
                     {
-                        throw new ConfigException($"Invalid setting {net.CryptoCode}.lightning, you need to pass either " +
-                            $"the absolute path to the unix socket of a running CLightning instance (eg. /root/.lightning/lightning-rpc), " +
-                            $"or the url to a charge server with crendetials (eg. https://apitoken@API_TOKEN_SECRET:charge.example.com/)");
+                        if (!LightningConnectionString.TryParse(lightning, true, out var connectionString, out var error))
+                        {
+                            throw new ConfigException($"Invalid setting {net.CryptoCode}.lightning, " + Environment.NewLine +
+                                $"If you have a lightning server use: 'type=clightning;server=/root/.lightning/lightning-rpc', " + Environment.NewLine +
+                                $"If you have a lightning charge server: 'type=charge;server=https://charge.example.com;api-token=yourapitoken'" + Environment.NewLine +
+                                $"If you have a lnd server: 'type=lnd-rest;server=https://lnd:lnd@lnd.example.com;macaroon=abf239...;certthumbprint=2abdf302...'" + Environment.NewLine +
+                                $"              lnd server: 'type=lnd-rest;server=https://lnd:lnd@lnd.example.com;macaroonfilepath=/root/.lnd/admin.macaroon;certthumbprint=2abdf302...'" + Environment.NewLine +
+                                error);
+                        }
+                        if (connectionString.IsLegacy)
+                        {
+                            Logs.Configuration.LogWarning($"Setting {net.CryptoCode}.lightning will work but use an deprecated format, please replace it by '{connectionString.ToString()}'");
+                        }
+                        InternalLightningByCryptoCode.Add(net.CryptoCode, connectionString);
+                    }
+                }
+
+                {
+                    var lightning = conf.GetOrDefault<string>($"{net.CryptoCode}.external.lnd.grpc", string.Empty);
+                    if (lightning.Length != 0)
+                    {
+                        if (!LightningConnectionString.TryParse(lightning, false, out var connectionString, out var error))
+                        {
+                            throw new ConfigException($"Invalid setting {net.CryptoCode}.external.lnd.grpc, " + Environment.NewLine +
+                                $"lnd server: 'type=lnd-grpc;server=https://lnd.example.com;macaroon=abf239...;certthumbprint=2abdf302...'" + Environment.NewLine +
+                                $"lnd server: 'type=lnd-grpc;server=https://lnd.example.com;macaroonfilepath=/root/.lnd/admin.macaroon;certthumbprint=2abdf302...'" + Environment.NewLine +
+                                error);
+                        }
+                        ExternalServicesByCryptoCode.Add(net.CryptoCode, new ExternalLNDGRPC(connectionString));
                     }
-                    InternalLightningByCryptoCode.Add(net.CryptoCode, connectionString);
                 }
             }
 
@@ -97,11 +121,12 @@ namespace BTCPayServer.Configuration
             if (!RootPath.StartsWith("/", StringComparison.InvariantCultureIgnoreCase))
                 RootPath = "/" + RootPath;
             var old = conf.GetOrDefault<Uri>("internallightningnode", null);
-            if(old != null)
+            if (old != null)
                 throw new ConfigException($"internallightningnode should not be used anymore, use btclightning instead");
         }
         public string RootPath { get; set; }
         public Dictionary<string, LightningConnectionString> InternalLightningByCryptoCode { get; set; } = new Dictionary<string, LightningConnectionString>();
+        public ExternalServices ExternalServicesByCryptoCode { get; set; } = new ExternalServices();
 
         public BTCPayNetworkProvider NetworkProvider { get; set; }
         public string PostgresConnectionString
@@ -129,4 +154,29 @@ namespace BTCPayServer.Configuration
             return builder.ToString();
         }
     }
+    
+    public class ExternalServices : MultiValueDictionary<string, ExternalService>
+    {
+        public IEnumerable<T> GetServices<T>(string cryptoCode) where T : ExternalService
+        {
+            if (!this.TryGetValue(cryptoCode.ToUpperInvariant(), out var services))
+                return Array.Empty<T>();
+            return services.OfType<T>();
+        }
+    }
+
+    public class ExternalService
+    {
+
+    }
+
+    public class ExternalLNDGRPC : ExternalService
+    {
+        public ExternalLNDGRPC(LightningConnectionString connectionString)
+        {
+            ConnectionString = connectionString;
+        }
+
+        public LightningConnectionString ConnectionString { get; set; }
+    }
 }

BTCPayServer/Configuration/DefaultConfiguration.cs

@@ -27,19 +27,20 @@ namespace BTCPayServer.Configuration
             };
             app.HelpOption("-? | -h | --help");
             app.Option("-n | --network", $"Set the network among (mainnet,testnet,regtest) (default: mainnet)", CommandOptionType.SingleValue);
-            app.Option("--testnet | -testnet", $"Use testnet (Deprecated, use --network instead)", CommandOptionType.BoolValue);
-            app.Option("--regtest | -regtest", $"Use regtest (Deprecated, use --network instead)", CommandOptionType.BoolValue);
-            app.Option("--chains | -c", $"Chains to support comma separated (default: btc, available: {chains})", CommandOptionType.SingleValue);
-            app.Option("--postgres", $"Connection string to postgres database (default: sqlite is used)", CommandOptionType.SingleValue);
-            app.Option("--externalurl", $"The expected external url of this service, to use if BTCPay is behind a reverse proxy (default: empty, use the incoming HTTP request to figure out)", CommandOptionType.SingleValue);
-            app.Option("--bundlejscss", $"Bundle javascript and css files for better performance (default: true)", CommandOptionType.SingleValue);
+            app.Option("--testnet | -testnet", $"Use testnet (deprecated, use --network instead)", CommandOptionType.BoolValue);
+            app.Option("--regtest | -regtest", $"Use regtest (deprecated, use --network instead)", CommandOptionType.BoolValue);
+            app.Option("--chains | -c", $"Chains to support as a comma separated (default: btc; available: {chains})", CommandOptionType.SingleValue);
+            app.Option("--postgres", $"Connection string to a PostgreSQL database (default: SQLite)", CommandOptionType.SingleValue);
+            app.Option("--externalurl", $"The expected external URL of this service, to use if BTCPay is behind a reverse proxy (default: empty, use the incoming HTTP request to figure out)", CommandOptionType.SingleValue);
+            app.Option("--bundlejscss", $"Bundle JavaScript and CSS files for better performance (default: true)", CommandOptionType.SingleValue);
             app.Option("--rootpath", "The root path in the URL to access BTCPay (default: /)", CommandOptionType.SingleValue);
             foreach (var network in provider.GetAll())
             {
                 var crypto = network.CryptoCode.ToLowerInvariant();
-                app.Option($"--{crypto}explorerurl", $"Url of the NBxplorer for {network.CryptoCode} (default: {network.NBXplorerNetwork.DefaultSettings.DefaultUrl})", CommandOptionType.SingleValue);
+                app.Option($"--{crypto}explorerurl", $"URL of the NBXplorer for {network.CryptoCode} (default: {network.NBXplorerNetwork.DefaultSettings.DefaultUrl})", CommandOptionType.SingleValue);
                 app.Option($"--{crypto}explorercookiefile", $"Path to the cookie file (default: {network.NBXplorerNetwork.DefaultSettings.DefaultCookieFile})", CommandOptionType.SingleValue);
-                app.Option($"--{crypto}lightning", $"Easy configuration of lightning for the server adnistrator: Must be a unix socket of CLightning (lightning-rpc) or URL to a charge server (default: empty)", CommandOptionType.SingleValue);
+                app.Option($"--{crypto}lightning", $"Easy configuration of lightning for the server administrator: Must be a UNIX socket of c-lightning (lightning-rpc) or URL to a charge server (default: empty)", CommandOptionType.SingleValue);
+                app.Option($"--{crypto}externallndgrpc", $"The LND gRPC configuration BTCPay will expose to easily connect to the internal lnd wallet from Zap wallet (default: empty)", CommandOptionType.SingleValue);
             }
             return app;
         }

BTCPayServer/Controllers/AccessTokenController.cs

@@ -12,7 +12,8 @@ using System.Threading.Tasks;
 
 namespace BTCPayServer.Controllers
 {
-    [BitpayAPIConstraint]
+    [Authorize(AuthenticationSchemes = Security.Policies.BitpayAuthentication)]
+    [BitpayAPIConstraint(true)]
     public class AccessTokenController : Controller
     {
         TokenRepository _TokenRepository;
@@ -30,6 +31,7 @@ namespace BTCPayServer.Controllers
 
         [HttpPost]
         [Route("tokens")]
+        [AllowAnonymous]
         public async Task<DataWrapper<List<PairingCodeResponse>>> Tokens([FromBody] TokenRequest request)
         {
             PairingCodeEntity pairingEntity = null;
@@ -53,7 +55,7 @@ namespace BTCPayServer.Controllers
             else
             {
                 var sin = this.User.GetSIN() ?? request.Id;
-                if (string.IsNullOrEmpty(request.Id) || !NBitpayClient.Extensions.BitIdExtensions.ValidateSIN(request.Id))
+                if (string.IsNullOrEmpty(sin) || !NBitpayClient.Extensions.BitIdExtensions.ValidateSIN(sin))
                     throw new BitpayHttpException(400, "'id' property is required, alternatively, use BitId");
 
                 pairingEntity = await _TokenRepository.GetPairingAsync(request.PairingCode);
@@ -77,6 +79,7 @@ namespace BTCPayServer.Controllers
                 {
                     new PairingCodeResponse()
                     {
+                        Policies = new Newtonsoft.Json.Linq.JArray(),
                         PairingCode = pairingEntity.Id,
                         PairingExpiration = pairingEntity.Expiration,
                         DateCreated = pairingEntity.CreatedTime,

BTCPayServer/Controllers/AccountController.cs

@@ -17,6 +17,7 @@ using BTCPayServer.Services.Mails;
 using BTCPayServer.Services.Stores;
 using BTCPayServer.Logging;
 using BTCPayServer.Security;
+using System.Globalization;
 
 namespace BTCPayServer.Controllers
 {
@@ -236,23 +237,25 @@ namespace BTCPayServer.Controllers
 
         [HttpGet]
         [AllowAnonymous]
-        public async Task<IActionResult> Register(string returnUrl = null)
+        public async Task<IActionResult> Register(string returnUrl = null, bool logon = true)
         {
             var policies = await _SettingsRepository.GetSettingAsync<PoliciesSettings>() ?? new PoliciesSettings();
-            if (policies.LockSubscription)
+            if (policies.LockSubscription && !User.IsInRole(Roles.ServerAdmin))
                 return RedirectToAction(nameof(HomeController.Index), "Home");
             ViewData["ReturnUrl"] = returnUrl;
+            ViewData["Logon"] = logon.ToString(CultureInfo.InvariantCulture).ToLowerInvariant();
             return View();
         }
 
         [HttpPost]
         [AllowAnonymous]
         [ValidateAntiForgeryToken]
-        public async Task<IActionResult> Register(RegisterViewModel model, string returnUrl = null)
+        public async Task<IActionResult> Register(RegisterViewModel model, string returnUrl = null, bool logon = true)
         {
             ViewData["ReturnUrl"] = returnUrl;
+            ViewData["Logon"] = logon.ToString(CultureInfo.InvariantCulture).ToLowerInvariant();
             var policies = await _SettingsRepository.GetSettingAsync<PoliciesSettings>() ?? new PoliciesSettings();
-            if (policies.LockSubscription)
+            if (policies.LockSubscription && !User.IsInRole(Roles.ServerAdmin))
                 return RedirectToAction(nameof(HomeController.Index), "Home");
             if (ModelState.IsValid)
             {
@@ -274,7 +277,8 @@ namespace BTCPayServer.Controllers
                     await _emailSender.SendEmailConfirmationAsync(model.Email, callbackUrl);
                     if (!policies.RequiresConfirmedEmail)
                     {
-                        await _signInManager.SignInAsync(user, isPersistent: false);
+                        if(logon)
+                            await _signInManager.SignInAsync(user, isPersistent: false);
                         return RedirectToLocal(returnUrl);
                     }
                     else

BTCPayServer/Controllers/AppsController.PointOfSale.cs

@@ -17,6 +17,9 @@ using YamlDotNet.RepresentationModel;
 using System.IO;
 using BTCPayServer.Services.Rates;
 using System.Globalization;
+using System.Text;
+using System.Text.Encodings.Web;
+using Microsoft.AspNetCore.Cors;
 
 namespace BTCPayServer.Controllers
 {
@@ -57,15 +60,56 @@ namespace BTCPayServer.Controllers
             var app = await GetOwnedApp(appId, AppType.PointOfSale);
             if (app == null)
                 return NotFound();
-
             var settings = app.GetSettings<PointOfSaleSettings>();
-            return View(new UpdatePointOfSaleViewModel() { Title = settings.Title, ShowCustomAmount = settings.ShowCustomAmount, Currency = settings.Currency, Template = settings.Template });
+            var vm = new UpdatePointOfSaleViewModel()
+            {
+                Title = settings.Title,
+                ShowCustomAmount = settings.ShowCustomAmount,
+                Currency = settings.Currency,
+                Template = settings.Template
+            };
+            if (HttpContext?.Request != null)
+            {
+                var appUrl = HttpContext.Request.GetAbsoluteRoot().WithTrailingSlash() + $"apps/{appId}/pos";
+                var encoder = HtmlEncoder.Default;
+                if (settings.ShowCustomAmount)
+                {
+                    StringBuilder builder = new StringBuilder();
+                    builder.AppendLine($"<form method=\"POST\" action=\"{encoder.Encode(appUrl)}\">");
+                    builder.AppendLine($"  <input type=\"hidden\" name=\"amount\" value=\"100\" />");
+                    builder.AppendLine($"  <input type=\"hidden\" name=\"email\" value=\"customer@example.com\" />");
+                    builder.AppendLine($"  <input type=\"hidden\" name=\"orderId\" value=\"CustomOrderId\" />");
+                    builder.AppendLine($"  <input type=\"hidden\" name=\"notificationUrl\" value=\"https://example.com/callbacks\" />");
+                    builder.AppendLine($"  <input type=\"hidden\" name=\"redirectUrl\" value=\"https://example.com/thanksyou\" />");
+                    builder.AppendLine($"  <button type=\"submit\">Buy now</button>");
+                    builder.AppendLine($"</form>");
+                    vm.Example1 = builder.ToString();
+                }
+                try
+                {
+                    var items = Parse(settings.Template, settings.Currency);
+                    var builder = new StringBuilder();
+                    builder.AppendLine($"<form method=\"POST\" action=\"{encoder.Encode(appUrl)}\">");
+                    builder.AppendLine($"  <input type=\"hidden\" name=\"email\" value=\"customer@example.com\" />");
+                    builder.AppendLine($"  <input type=\"hidden\" name=\"orderId\" value=\"CustomOrderId\" />");
+                    builder.AppendLine($"  <input type=\"hidden\" name=\"notificationUrl\" value=\"https://example.com/callbacks\" />");
+                    builder.AppendLine($"  <input type=\"hidden\" name=\"redirectUrl\" value=\"https://example.com/thanksyou\" />");
+                    builder.AppendLine($"  <button type=\"submit\" name=\"choiceKey\" value=\"{items[0].Id}\">Buy now</button>");
+                    builder.AppendLine($"</form>");
+                    vm.Example2 = builder.ToString();
+                }
+                catch { }
+                vm.InvoiceUrl = appUrl + "invoices/SkdsDghkdP3D3qkj7bLq3";
+            }
+
+            vm.ExampleCallback = "{\n  \"id\":\"SkdsDghkdP3D3qkj7bLq3\",\n  \"url\":\"https://btcpay.example.com/invoice?id=SkdsDghkdP3D3qkj7bLq3\",\n  \"status\":\"paid\",\n  \"price\":10,\n  \"currency\":\"EUR\",\n  \"invoiceTime\":1520373130312,\n  \"expirationTime\":1520374030312,\n  \"currentTime\":1520373179327,\n  \"exceptionStatus\":false,\n  \"buyerFields\":{\n    \"buyerEmail\":\"customer@example.com\",\n    \"buyerNotify\":false\n  },\n  \"paymentSubtotals\": {\n    \"BTC\":114700\n  },\n  \"paymentTotals\": {\n    \"BTC\":118400\n  },\n  \"transactionCurrency\": \"BTC\",\n  \"amountPaid\": \"1025900\",\n  \"exchangeRates\": {\n    \"BTC\": {\n      \"EUR\": 8721.690715789999,\n      \"USD\": 10817.99\n    }\n  }\n}";
+            return View(vm);
         }
         [HttpPost]
         [Route("{appId}/settings/pos")]
         public async Task<IActionResult> UpdatePointOfSale(string appId, UpdatePointOfSaleViewModel vm)
         {
-            if (_Currencies.GetCurrencyData(vm.Currency) == null)
+            if (_Currencies.GetCurrencyData(vm.Currency, false) == null)
                 ModelState.AddModelError(nameof(vm.Currency), "Invalid currency");
             try
             {
@@ -91,7 +135,7 @@ namespace BTCPayServer.Controllers
             });
             await UpdateAppSettings(app);
             StatusMessage = "App updated";
-            return RedirectToAction(nameof(UpdatePointOfSale));
+            return RedirectToAction(nameof(ListApps));
         }
 
         [HttpGet]
@@ -102,8 +146,9 @@ namespace BTCPayServer.Controllers
             if (app == null)
                 return NotFound();
             var settings = app.GetSettings<PointOfSaleSettings>();
-            var currency = _Currencies.GetCurrencyData(settings.Currency);
+            var currency = _Currencies.GetCurrencyData(settings.Currency, false);
             double step = currency == null ? 1 : Math.Pow(10, -(currency.Divisibility));
+
             return View(new ViewPointOfSaleViewModel()
             {
                 Title = settings.Title,
@@ -118,7 +163,8 @@ namespace BTCPayServer.Controllers
             using (var ctx = _ContextFactory.CreateContext())
             {
                 return await ctx.Apps
-                                .Where(us => us.Id == appId && us.AppType == appType.ToString())
+                                .Where(us => us.Id == appId && 
+                                             us.AppType == appType.ToString())
                                 .FirstOrDefaultAsync();
             }
         }
@@ -162,7 +208,15 @@ namespace BTCPayServer.Controllers
 
         [HttpPost]
         [Route("{appId}/pos")]
-        public async Task<IActionResult> ViewPointOfSale(string appId, double amount, string choiceKey)
+        [IgnoreAntiforgeryToken]
+        [EnableCors(CorsPolicies.All)]
+        public async Task<IActionResult> ViewPointOfSale(string appId,
+                                                        decimal amount,
+                                                        string email,
+                                                        string orderId,
+                                                        string notificationUrl,
+                                                        string redirectUrl,
+                                                        string choiceKey)
         {
             var app = await GetApp(appId, AppType.PointOfSale);
             if (string.IsNullOrEmpty(choiceKey) && amount <= 0)
@@ -172,12 +226,12 @@ namespace BTCPayServer.Controllers
             if (app == null)
                 return NotFound();
             var settings = app.GetSettings<PointOfSaleSettings>();
-            if(string.IsNullOrEmpty(choiceKey) && !settings.ShowCustomAmount)
+            if (string.IsNullOrEmpty(choiceKey) && !settings.ShowCustomAmount)
             {
                 return RedirectToAction(nameof(ViewPointOfSale), new { appId = appId });
             }
             string title = null;
-            double price = 0.0;
+            var price = 0.0m;
             if (!string.IsNullOrEmpty(choiceKey))
             {
                 var choices = Parse(settings.Template, settings.Currency);
@@ -185,20 +239,26 @@ namespace BTCPayServer.Controllers
                 if (choice == null)
                     return NotFound();
                 title = choice.Title;
-                price = (double)choice.Price.Value;
+                price = choice.Price.Value;
             }
             else
             {
+                if (!settings.ShowCustomAmount)
+                    return NotFound();
                 price = amount;
                 title = settings.Title;
             }
-
             var store = await GetStore(app);
             var invoice = await _InvoiceController.CreateInvoiceCore(new NBitpayClient.Invoice()
             {
                 ItemDesc = title,
                 Currency = settings.Currency,
                 Price = price,
+                BuyerEmail = email,
+                OrderId = orderId,
+                NotificationURL = notificationUrl,
+                RedirectURL = redirectUrl,
+                FullNotifications = true
             }, store, HttpContext.Request.GetAbsoluteRoot());
             return Redirect(invoice.Data.Url);
         }

BTCPayServer/Controllers/AppsController.cs

@@ -102,9 +102,9 @@ namespace BTCPayServer.Controllers
                 StatusMessage = "Error: You are not owner of this store";
                 return RedirectToAction(nameof(ListApps));
             }
+            var id = Encoders.Base58.EncodeData(RandomUtils.GetBytes(32));
             using (var ctx = _ContextFactory.CreateContext())
             {
-                var id = Encoders.Base58.EncodeData(RandomUtils.GetBytes(32));
                 var appData = new AppData() { Id = id };
                 appData.StoreDataId = selectedStore;
                 appData.Name = vm.Name;
@@ -113,6 +113,9 @@ namespace BTCPayServer.Controllers
                 await ctx.SaveChangesAsync();
             }
             StatusMessage = "App successfully created";
+
+            if (appType == AppType.PointOfSale)
+                return RedirectToAction(nameof(UpdatePointOfSale), new { appId = id });
             return RedirectToAction(nameof(ListApps));
         }
 
@@ -176,24 +179,19 @@ namespace BTCPayServer.Controllers
             using (var ctx = _ContextFactory.CreateContext())
             {
                 return await ctx.UserStore
-                   .Where(us => us.ApplicationUserId == userId)
-                   .Select(us => new
-                   {
-                       IsOwner = us.Role == StoreRoles.Owner,
-                       StoreId = us.StoreDataId,
-                       StoreName = us.StoreData.StoreName,
-                       Apps = us.StoreData.Apps
-                   })
-                   .SelectMany(us => us.Apps.Select(app => new ListAppsViewModel.ListAppViewModel()
-                   {
-                       IsOwner = us.IsOwner,
-                       AppName = app.Name,
-                       AppType = app.AppType,
-                       Id = app.Id,
-                       StoreId = us.StoreId,
-                       StoreName = us.StoreName
-                   }))
-                   .ToArrayAsync();
+                    .Where(us => us.ApplicationUserId == userId)
+                    .Join(ctx.Apps, us => us.StoreDataId, app => app.StoreDataId,
+                    (us, app) =>
+                    new ListAppsViewModel.ListAppViewModel()
+                    {
+                        IsOwner = us.Role == StoreRoles.Owner,
+                        StoreId = us.StoreDataId,
+                        StoreName = us.StoreData.StoreName,
+                        AppName = app.Name,
+                        AppType = app.AppType,
+                        Id = app.Id
+                    })
+                    .ToArrayAsync();
             }
         }
 

BTCPayServer/Controllers/HomeController.cs

@@ -5,6 +5,7 @@ using System.Linq;
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Mvc;
 using BTCPayServer.Models;
+using NBitcoin.DataEncoders;
 
 namespace BTCPayServer.Controllers
 {

BTCPayServer/Controllers/InvoiceController.API.cs

@@ -13,11 +13,14 @@ using BTCPayServer.Data;
 using BTCPayServer.Services.Invoices;
 using Microsoft.AspNetCore.Cors;
 using BTCPayServer.Services.Stores;
+using Microsoft.AspNetCore.Authorization;
+using BTCPayServer.Security;
 
 namespace BTCPayServer.Controllers
 {
     [EnableCors("BitpayAPI")]
     [BitpayAPIConstraint]
+    [Authorize(Policies.CanUseStore.Key, AuthenticationSchemes = Policies.BitpayAuthentication)]
     public class InvoiceControllerAPI : Controller
     {
         private InvoiceController _InvoiceController;
@@ -43,9 +46,10 @@ namespace BTCPayServer.Controllers
 
         [HttpGet]
         [Route("invoices/{id}")]
+        [AllowAnonymous]
         public async Task<DataWrapper<InvoiceResponse>> GetInvoice(string id, string token)
         {
-            var invoice = await _InvoiceRepository.GetInvoice(HttpContext.GetStoreData().Id, id);
+            var invoice = await _InvoiceRepository.GetInvoice(null, id);
             if (invoice == null)
                 throw new BitpayHttpException(404, "Object not found");
             var resp = invoice.EntityToDTO(_NetworkProvider);

BTCPayServer/Controllers/InvoiceController.PaymentProtocol.cs

@@ -78,7 +78,7 @@ namespace BTCPayServer.Controllers
             var wallet = _WalletProvider.GetWallet(network);
             if (wallet == null)
                 return NotFound();
-            var payment = PaymentMessage.Load(Request.Body);
+            var payment = PaymentMessage.Load(Request.Body, network.NBitcoinNetwork);
             var unused = wallet.BroadcastTransactionsAsync(payment.Transactions);
             await _InvoiceRepository.AddRefundsAsync(invoiceId, payment.RefundTo.Select(p => new TxOut(p.Amount, p.Script)).ToArray(), network.NBitcoinNetwork);
             return new PaymentAckActionResult(payment.CreateACK(invoiceId + " is currently processing, thanks for your purchase..."));

BTCPayServer/Controllers/InvoiceController.UI.cs

@@ -51,14 +51,17 @@ namespace BTCPayServer.Controllers
                 StoreLink = Url.Action(nameof(StoresController.UpdateStore), "Stores", new { storeId = store.Id }),
                 Id = invoice.Id,
                 Status = invoice.Status,
-                TransactionSpeed = invoice.SpeedPolicy == SpeedPolicy.HighSpeed ? "high" : invoice.SpeedPolicy == SpeedPolicy.MediumSpeed ? "medium" : "low",
+                TransactionSpeed = invoice.SpeedPolicy == SpeedPolicy.HighSpeed ? "high" :
+                                   invoice.SpeedPolicy == SpeedPolicy.MediumSpeed ? "medium" :
+                                   invoice.SpeedPolicy == SpeedPolicy.LowMediumSpeed ? "low-medium" :
+                                   "low",
                 RefundEmail = invoice.RefundMail,
                 CreatedDate = invoice.InvoiceTime,
                 ExpirationDate = invoice.ExpirationTime,
                 MonitoringDate = invoice.MonitoringExpiration,
                 OrderId = invoice.OrderId,
                 BuyerInformation = invoice.BuyerInformation,
-                Fiat = FormatCurrency((decimal)dto.Price, dto.Currency),
+                Fiat = FormatCurrency((decimal)dto.Price, dto.Currency, _CurrencyNameTable),
                 NotificationUrl = invoice.NotificationURL,
                 RedirectUrl = invoice.RedirectURL,
                 ProductInformation = invoice.ProductInformation,
@@ -82,7 +85,7 @@ namespace BTCPayServer.Controllers
                 {
                     cryptoPayment.Address = onchainMethod.DepositAddress;
                 }
-                cryptoPayment.Rate = FormatCurrency(data);
+                cryptoPayment.Rate = ExchangeRate(data);
                 cryptoPayment.PaymentUrl = cryptoInfo.PaymentUrls.BIP21;
                 model.CryptoPayments.Add(cryptoPayment);
             }
@@ -172,6 +175,7 @@ namespace BTCPayServer.Controllers
         [Route("invoice")]
         [AcceptMediaTypeConstraint("application/bitcoin-paymentrequest", false)]
         [XFrameOptionsAttribute(null)]
+        [ReferrerPolicyAttribute("origin")]
         public async Task<IActionResult> Checkout(string invoiceId, string id = null, string paymentMethodId = null)
         {
             //Keep compatibility with Bitpay
@@ -183,6 +187,20 @@ namespace BTCPayServer.Controllers
             if (model == null)
                 return NotFound();
 
+
+            _CSP.Add(new ConsentSecurityPolicy("script-src", "'unsafe-eval'")); // Needed by Vue
+            if (!string.IsNullOrEmpty(model.CustomCSSLink) &&
+                Uri.TryCreate(model.CustomCSSLink, UriKind.Absolute, out var uri))
+            {
+                _CSP.Clear();
+            }
+
+            if (!string.IsNullOrEmpty(model.CustomLogoLink) &&
+                Uri.TryCreate(model.CustomLogoLink, UriKind.Absolute, out uri))
+            {
+                _CSP.Clear();
+            }
+
             return View(nameof(Checkout), model);
         }
 
@@ -195,21 +213,32 @@ namespace BTCPayServer.Controllers
             bool isDefaultCrypto = false;
             if (paymentMethodIdStr == null)
             {
-                paymentMethodIdStr = store.GetDefaultCrypto();
+                paymentMethodIdStr = store.GetDefaultCrypto(_NetworkProvider);
                 isDefaultCrypto = true;
             }
 
             var paymentMethodId = PaymentMethodId.Parse(paymentMethodIdStr);
             var network = _NetworkProvider.GetNetwork(paymentMethodId.CryptoCode);
+            if (network == null && isDefaultCrypto)
+            {
+                network = _NetworkProvider.GetAll().FirstOrDefault();
+                paymentMethodId = new PaymentMethodId(network.CryptoCode, PaymentTypes.BTCLike);
+                paymentMethodIdStr = paymentMethodId.ToString();
+            }
             if (invoice == null || network == null)
                 return null;
             if (!invoice.Support(paymentMethodId))
             {
                 if (!isDefaultCrypto)
                     return null;
-                var paymentMethodTemp = invoice.GetPaymentMethods(_NetworkProvider).First();
+                var paymentMethodTemp = invoice.GetPaymentMethods(_NetworkProvider)
+                                               .Where(c=> paymentMethodId.CryptoCode == c.GetId().CryptoCode)
+                                               .FirstOrDefault();
+                if (paymentMethodTemp == null)
+                    paymentMethodTemp = invoice.GetPaymentMethods(_NetworkProvider).First();
                 network = paymentMethodTemp.Network;
                 paymentMethodId = paymentMethodTemp.GetId();
+                paymentMethodIdStr = paymentMethodId.ToString();
             }
 
             var paymentMethod = invoice.GetPaymentMethod(paymentMethodId, _NetworkProvider);
@@ -223,6 +252,8 @@ namespace BTCPayServer.Controllers
             {
                 CryptoCode = network.CryptoCode,
                 PaymentMethodId = paymentMethodId.ToString(),
+                PaymentMethodName = GetDisplayName(paymentMethodId, network),
+                CryptoImage = GetImage(paymentMethodId, network),
                 IsLightning = paymentMethodId.PaymentType == PaymentTypes.LightningLike,
                 ServerUrl = HttpContext.Request.GetAbsoluteRoot(),
                 OrderId = invoice.OrderId,
@@ -232,15 +263,16 @@ namespace BTCPayServer.Controllers
                 CustomCSSLink = storeBlob.CustomCSS?.AbsoluteUri,
                 CustomLogoLink = storeBlob.CustomLogo?.AbsoluteUri,
                 BtcAddress = paymentMethodDetails.GetPaymentDestination(),
-                OrderAmount = (accounting.TotalDue - accounting.NetworkFee).ToString(),
                 BtcDue = accounting.Due.ToString(),
+                OrderAmount = (accounting.TotalDue - accounting.NetworkFee).ToString(),
+                OrderAmountFiat = OrderAmountFromInvoice(network.CryptoCode, invoice.ProductInformation),
                 CustomerEmail = invoice.RefundMail,
                 RequiresRefundEmail = storeBlob.RequiresRefundEmail,
                 ExpirationSeconds = Math.Max(0, (int)(invoice.ExpirationTime - DateTimeOffset.UtcNow).TotalSeconds),
                 MaxTimeSeconds = (int)(invoice.ExpirationTime - invoice.InvoiceTime).TotalSeconds,
                 MaxTimeMinutes = (int)(invoice.ExpirationTime - invoice.InvoiceTime).TotalMinutes,
                 ItemDesc = invoice.ProductInformation.ItemDesc,
-                Rate = FormatCurrency(paymentMethod),
+                Rate = ExchangeRate(paymentMethod),
                 MerchantRefLink = invoice.RedirectURL ?? "/",
                 StoreName = store.StoreName,
                 InvoiceBitcoinUrl = paymentMethodId.PaymentType == PaymentTypes.BTCLike ? cryptoInfo.PaymentUrls.BIP21 :
@@ -253,7 +285,6 @@ namespace BTCPayServer.Controllers
                 TxCount = accounting.TxRequired,
                 BtcPaid = accounting.Paid.ToString(),
                 Status = invoice.Status,
-                CryptoImage = "/" + GetImage(paymentMethodId, network),
                 NetworkFee = paymentMethodDetails.GetTxFee(),
                 IsMultiCurrency = invoice.GetPayments().Select(p => p.GetPaymentMethodId()).Concat(new[] { paymentMethod.GetId() }).Distinct().Count() > 1,
                 AllowCoinConversion = storeBlob.AllowCoinConversion,
@@ -262,10 +293,14 @@ namespace BTCPayServer.Controllers
                                           .Select(kv => new PaymentModel.AvailableCrypto()
                                           {
                                               PaymentMethodId = kv.GetId().ToString(),
-                                              CryptoImage = "/" + GetImage(kv.GetId(), kv.Network),
+                                              CryptoCode = kv.GetId().CryptoCode,
+                                              PaymentMethodName = GetDisplayName(kv.GetId(), kv.Network),
+                                              IsLightning = kv.GetId().PaymentType == PaymentTypes.LightningLike,
+                                              CryptoImage = GetImage(kv.GetId(), kv.Network),
                                               Link = Url.Action(nameof(Checkout), new { invoiceId = invoiceId, paymentMethodId = kv.GetId().ToString() })
                                           }).Where(c => c.CryptoImage != "/")
-                .ToList()
+                                          .OrderByDescending(a => a.CryptoCode == "BTC").ThenBy(a => a.PaymentMethodName).ThenBy(a => a.IsLightning ? 1 : 0)
+                                          .ToList()
             };
 
             var expiration = TimeSpan.FromSeconds(model.ExpirationSeconds);
@@ -273,19 +308,58 @@ namespace BTCPayServer.Controllers
             return model;
         }
 
-        private string GetImage(PaymentMethodId paymentMethodId, BTCPayNetwork network)
+        private string GetDisplayName(PaymentMethodId paymentMethodId, BTCPayNetwork network)
         {
-            return (paymentMethodId.PaymentType == PaymentTypes.BTCLike ? Url.Content(network.CryptoImagePath) : Url.Content(network.LightningImagePath));
+            return paymentMethodId.PaymentType == PaymentTypes.BTCLike ?
+                network.DisplayName : network.DisplayName + " (via Lightning)";
         }
 
-        private string FormatCurrency(PaymentMethod paymentMethod)
+        private string GetImage(PaymentMethodId paymentMethodId, BTCPayNetwork network)
+        {
+            var res = paymentMethodId.PaymentType == PaymentTypes.BTCLike ?
+                Url.Content(network.CryptoImagePath) : Url.Content(network.LightningImagePath);
+            return "/" + res;
+        }
+
+        private string OrderAmountFromInvoice(string cryptoCode, ProductInformation productInformation)
+        {
+            // if invoice source currency is the same as currently display currency, no need for "order amount from invoice"
+            if (cryptoCode == productInformation.Currency)
+                return null;
+
+            return FormatCurrency(productInformation.Price, productInformation.Currency, _CurrencyNameTable);
+        }
+        private string ExchangeRate(PaymentMethod paymentMethod)
         {
             string currency = paymentMethod.ParentEntity.ProductInformation.Currency;
-            return FormatCurrency(paymentMethod.Rate, currency);
+            return FormatCurrency(paymentMethod.Rate, currency, _CurrencyNameTable);
         }
-        public string FormatCurrency(decimal price, string currency)
+
+        public static string FormatCurrency(decimal price, string currency, CurrencyNameTable currencies)
         {
-            return price.ToString("C", _CurrencyNameTable.GetCurrencyProvider(currency)) + $" ({currency})";
+            var provider = currencies.GetNumberFormatInfo(currency, true);
+            var currencyData = currencies.GetCurrencyData(currency, true);
+            var divisibility = currencyData.Divisibility;
+            while (true)
+            {
+                var rounded = decimal.Round(price, divisibility, MidpointRounding.AwayFromZero);
+                if ((Math.Abs(rounded - price) / price) < 0.001m)
+                {
+                    price = rounded;
+                    break;
+                }
+                divisibility++;
+            }
+            if (divisibility != provider.CurrencyDecimalDigits)
+            {
+                provider = (NumberFormatInfo)provider.Clone();
+                provider.CurrencyDecimalDigits = divisibility;
+            }
+
+            if (currencyData.Crypto)
+                return price.ToString("C", provider);
+            else
+                return price.ToString("C", provider) + $" ({currency})";
         }
 
         [HttpGet]
@@ -314,7 +388,7 @@ namespace BTCPayServer.Controllers
             {
                 leases.Add(_EventAggregator.Subscribe<Events.InvoiceDataChangedEvent>(async o => await NotifySocket(webSocket, o.InvoiceId, invoiceId)));
                 leases.Add(_EventAggregator.Subscribe<Events.InvoiceNewAddressEvent>(async o => await NotifySocket(webSocket, o.InvoiceId, invoiceId)));
-                leases.Add(_EventAggregator.Subscribe<Events.InvoiceEvent>(async o => await NotifySocket(webSocket, o.InvoiceId, invoiceId)));
+                leases.Add(_EventAggregator.Subscribe<Events.InvoiceEvent>(async o => await NotifySocket(webSocket, o.Invoice.Id, invoiceId)));
                 while (true)
                 {
                     var message = await webSocket.ReceiveAsync(DummyBuffer, default(CancellationToken));
@@ -370,15 +444,20 @@ namespace BTCPayServer.Controllers
                 Count = count,
                 Skip = skip,
                 UserId = GetUserId(),
+                Unusual = !filterString.Filters.ContainsKey("unusual") ? null
+                          : !bool.TryParse(filterString.Filters["unusual"].First(), out var r) ? (bool?)null
+                          : r,
                 Status = filterString.Filters.ContainsKey("status") ? filterString.Filters["status"].ToArray() : null,
+                ExceptionStatus = filterString.Filters.ContainsKey("exceptionstatus") ? filterString.Filters["exceptionstatus"].ToArray() : null,
                 StoreId = filterString.Filters.ContainsKey("storeid") ? filterString.Filters["storeid"].ToArray() : null
             }))
             {
                 model.SearchTerm = searchTerm;
                 model.Invoices.Add(new InvoiceModel()
                 {
-                    Status = invoice.Status,
-                    Date = (DateTimeOffset.UtcNow - invoice.InvoiceTime).Prettify() + " ago",
+                    Status = invoice.Status + (invoice.ExceptionStatus == null ? string.Empty : $" ({invoice.ExceptionStatus})"),
+                    ShowCheckout = invoice.Status == "new",
+                    Date = invoice.InvoiceTime,
                     InvoiceId = invoice.Id,
                     OrderId = invoice.OrderId ?? string.Empty,
                     RedirectUrl = invoice.RedirectURL ?? string.Empty,
@@ -415,7 +494,7 @@ namespace BTCPayServer.Controllers
             var stores = await _StoreRepository.GetStoresByUserId(GetUserId());
             model.Stores = new SelectList(stores, nameof(StoreData.Id), nameof(StoreData.StoreName), model.StoreId);
             var store = stores.FirstOrDefault(s => s.Id == model.StoreId);
-            if(store == null)
+            if (store == null)
             {
                 ModelState.AddModelError(nameof(model.StoreId), "Store not found");
             }
@@ -488,8 +567,11 @@ namespace BTCPayServer.Controllers
         [BitpayAPIConstraint(false)]
         public async Task<IActionResult> InvalidatePaidInvoice(string invoiceId)
         {
+            var invoice = await _InvoiceRepository.GetInvoice(null, invoiceId);
+            if (invoice == null)
+                return NotFound();
             await _InvoiceRepository.UpdatePaidInvoiceToInvalid(invoiceId);
-            _EventAggregator.Publish(new InvoiceEvent(invoiceId, 1008, "invoice_markedInvalid"));
+            _EventAggregator.Publish(new InvoiceEvent(invoice.EntityToDTO(_NetworkProvider), 1008, "invoice_markedInvalid"));
             return RedirectToAction(nameof(ListInvoices));
         }
 

BTCPayServer/Controllers/InvoiceController.cs

@@ -41,12 +41,14 @@ using NBXplorer;
 using BTCPayServer.HostedServices;
 using BTCPayServer.Payments;
 using BTCPayServer.Rating;
+using BTCPayServer.Security;
 
 namespace BTCPayServer.Controllers
 {
     public partial class InvoiceController : Controller
     {
         InvoiceRepository _InvoiceRepository;
+        ContentSecurityPolicies _CSP;
         BTCPayRateProviderFactory _RateProvider;
         StoreRepository _StoreRepository;
         UserManager<ApplicationUser> _UserManager;
@@ -64,6 +66,7 @@ namespace BTCPayServer.Controllers
             StoreRepository storeRepository,
             EventAggregator eventAggregator,
             BTCPayWalletProvider walletProvider,
+            ContentSecurityPolicies csp,
             BTCPayNetworkProvider networkProvider)
         {
             _ServiceProvider = serviceProvider;
@@ -75,11 +78,14 @@ namespace BTCPayServer.Controllers
             _EventAggregator = eventAggregator;
             _NetworkProvider = networkProvider;
             _WalletProvider = walletProvider;
+            _CSP = csp;
         }
 
 
         internal async Task<DataWrapper<InvoiceResponse>> CreateInvoiceCore(Invoice invoice, StoreData store, string serverUrl)
         {
+            InvoiceLogs logs = new InvoiceLogs();
+            logs.Write("Creation of invoice starting");
             var entity = new InvoiceEntity
             {
                 InvoiceTime = DateTimeOffset.UtcNow
@@ -98,6 +104,7 @@ namespace BTCPayServer.Controllers
             entity.ExtendedNotifications = invoice.ExtendedNotifications;
             entity.NotificationURL = notificationUri?.AbsoluteUri;
             entity.BuyerInformation = Map<Invoice, BuyerInformation>(invoice);
+            entity.PaymentTolerance = storeBlob.PaymentTolerance;
             //Another way of passing buyer info to support
             FillBuyerInfo(invoice.Buyer, entity.BuyerInformation);
             if (entity?.BuyerInformation?.BuyerEmail != null)
@@ -108,15 +115,18 @@ namespace BTCPayServer.Controllers
             }
             entity.ProductInformation = Map<Invoice, ProductInformation>(invoice);
             entity.RedirectURL = invoice.RedirectURL ?? store.StoreWebsite;
+            if (!Uri.IsWellFormedUriString(entity.RedirectURL, UriKind.Absolute))
+                entity.RedirectURL = null;
+
             entity.Status = "new";
             entity.SpeedPolicy = ParseSpeedPolicy(invoice.TransactionSpeed, store.SpeedPolicy);
 
-
             HashSet<CurrencyPair> currencyPairsToFetch = new HashSet<CurrencyPair>();
             var rules = storeBlob.GetRateRules(_NetworkProvider);
-
+            var excludeFilter = storeBlob.GetExcludedPaymentMethods(); // Here we can compose filters from other origin with PaymentFilter.Any()
             foreach (var network in store.GetSupportedPaymentMethods(_NetworkProvider)
-                                               .Select(c => _NetworkProvider.GetNetwork(c.PaymentId.CryptoCode))
+                                                .Where(s => !excludeFilter.Match(s.PaymentId))
+                                                .Select(c => _NetworkProvider.GetNetwork(c.PaymentId.CryptoCode))
                                                 .Where(c => c != null))
             {
                 currencyPairsToFetch.Add(new CurrencyPair(network.CryptoCode, invoice.Currency));
@@ -129,7 +139,9 @@ namespace BTCPayServer.Controllers
             var rateRules = storeBlob.GetRateRules(_NetworkProvider);
             var fetchingByCurrencyPair = _RateProvider.FetchRates(currencyPairsToFetch, rateRules);
 
+            var fetchingAll = WhenAllFetched(logs, fetchingByCurrencyPair);
             var supportedPaymentMethods = store.GetSupportedPaymentMethods(_NetworkProvider)
+                                               .Where(s => !excludeFilter.Match(s.PaymentId))
                                                .Select(c =>
                                                 (Handler: (IPaymentMethodHandler)_ServiceProvider.GetService(typeof(IPaymentMethodHandler<>).MakeGenericType(c.GetType())),
                                                 SupportedPaymentMethod: c,
@@ -137,65 +149,26 @@ namespace BTCPayServer.Controllers
                                                 .Where(c => c.Network != null)
                                                 .Select(o =>
                                                     (SupportedPaymentMethod: o.SupportedPaymentMethod,
-                                                    PaymentMethod: CreatePaymentMethodAsync(fetchingByCurrencyPair, o.Handler, o.SupportedPaymentMethod, o.Network, entity, store)))
+                                                    PaymentMethod: CreatePaymentMethodAsync(fetchingByCurrencyPair, o.Handler, o.SupportedPaymentMethod, o.Network, entity, store, logs)))
                                                 .ToList();
-
-            List<string> paymentMethodErrors = new List<string>();
             List<ISupportedPaymentMethod> supported = new List<ISupportedPaymentMethod>();
             var paymentMethods = new PaymentMethodDictionary();
-
-            foreach(var pair in fetchingByCurrencyPair)
-            {
-                var rateResult = await pair.Value;
-                bool hasError = false;
-                if(rateResult.Errors.Count != 0)
-                {
-                    var allRateRuleErrors = string.Join(", ", rateResult.Errors.ToArray());
-                    paymentMethodErrors.Add($"{pair.Key}: Rate rule error ({allRateRuleErrors})");
-                    hasError = true;
-                }
-                if(rateResult.ExchangeExceptions.Count != 0)
-                {
-                    foreach(var ex in rateResult.ExchangeExceptions)
-                    {
-                        paymentMethodErrors.Add($"{pair.Key}: Exception reaching exchange {ex.ExchangeName} ({ex.Exception.Message})");
-                    }
-                    hasError = true;
-                }
-                if(hasError)
-                {
-                    paymentMethodErrors.Add($"{pair.Key}: The rule is {rateResult.Rule}");
-                    paymentMethodErrors.Add($"{pair.Key}: Evaluated rule is {rateResult.EvaluatedRule}");
-                }
-            }
-
             foreach (var o in supportedPaymentMethods)
             {
-                try
-                {
-                    var paymentMethod = await o.PaymentMethod;
-                    if (paymentMethod == null)
-                        throw new PaymentMethodUnavailableException("Payment method unavailable");
-                    supported.Add(o.SupportedPaymentMethod);
-                    paymentMethods.Add(paymentMethod);
-                }
-                catch (PaymentMethodUnavailableException ex)
-                {
-                    paymentMethodErrors.Add($"{o.SupportedPaymentMethod.PaymentId.CryptoCode} ({o.SupportedPaymentMethod.PaymentId.PaymentType}): Payment method unavailable ({ex.Message})");
-                }
-                catch (Exception ex)
-                {
-                    paymentMethodErrors.Add($"{o.SupportedPaymentMethod.PaymentId.CryptoCode} ({o.SupportedPaymentMethod.PaymentId.PaymentType}): Unexpected exception ({ex.ToString()})");
-                }
+                var paymentMethod = await o.PaymentMethod;
+                if (paymentMethod == null)
+                    continue;
+                supported.Add(o.SupportedPaymentMethod);
+                paymentMethods.Add(paymentMethod);
             }
 
             if (supported.Count == 0)
             {
                 StringBuilder errors = new StringBuilder();
                 errors.AppendLine("No payment method available for this store");
-                foreach (var error in paymentMethodErrors)
+                foreach (var error in logs.ToList())
                 {
-                    errors.AppendLine(error);
+                    errors.AppendLine(error.ToString());
                 }
                 throw new BitpayHttpException(400, errors.ToString());
             }
@@ -203,71 +176,108 @@ namespace BTCPayServer.Controllers
             entity.SetSupportedPaymentMethods(supported);
             entity.SetPaymentMethods(paymentMethods);
             entity.PosData = invoice.PosData;
-            entity = await _InvoiceRepository.CreateInvoiceAsync(store.Id, entity, paymentMethodErrors, _NetworkProvider);
-
-            _EventAggregator.Publish(new Events.InvoiceEvent(entity, 1001, "invoice_created"));
+            entity = await _InvoiceRepository.CreateInvoiceAsync(store.Id, entity, logs, _NetworkProvider);
+            await fetchingAll;
+            _EventAggregator.Publish(new Events.InvoiceEvent(entity.EntityToDTO(_NetworkProvider), 1001, "invoice_created"));
             var resp = entity.EntityToDTO(_NetworkProvider);
             return new DataWrapper<InvoiceResponse>(resp) { Facade = "pos/invoice" };
         }
 
-        private async Task<PaymentMethod> CreatePaymentMethodAsync(Dictionary<CurrencyPair, Task<RateResult>> fetchingByCurrencyPair, IPaymentMethodHandler handler, ISupportedPaymentMethod supportedPaymentMethod, BTCPayNetwork network, InvoiceEntity entity, StoreData store)
+        private Task WhenAllFetched(InvoiceLogs logs, Dictionary<CurrencyPair, Task<RateResult>> fetchingByCurrencyPair)
         {
-            var storeBlob = store.GetStoreBlob();
-            var rate = await fetchingByCurrencyPair[new CurrencyPair(network.CryptoCode, entity.ProductInformation.Currency)];
-            if (rate.Value == null)
-                return null;
-            PaymentMethod paymentMethod = new PaymentMethod();
-            paymentMethod.ParentEntity = entity;
-            paymentMethod.Network = network;
-            paymentMethod.SetId(supportedPaymentMethod.PaymentId);
-            paymentMethod.Rate = rate.Value.Value;
-            var paymentDetails = await handler.CreatePaymentMethodDetails(supportedPaymentMethod, paymentMethod, store, network);
-            if (storeBlob.NetworkFeeDisabled)
-                paymentDetails.SetNoTxFee();
-            paymentMethod.SetPaymentMethodDetails(paymentDetails);
-
-            Func<Money, Money, bool> compare = null;
-            CurrencyValue limitValue = null;
-            string errorMessage = null;
-            if (supportedPaymentMethod.PaymentId.PaymentType == PaymentTypes.LightningLike &&
-               storeBlob.LightningMaxValue != null)
+            return Task.WhenAll(fetchingByCurrencyPair.Select(async pair =>
             {
-                compare = (a, b) => a > b;
-                limitValue = storeBlob.LightningMaxValue;
-                errorMessage = "The amount of the invoice is too high to be paid with lightning";
-            }
-            else if (supportedPaymentMethod.PaymentId.PaymentType == PaymentTypes.BTCLike &&
-               storeBlob.OnChainMinValue != null)
-            {
-                compare = (a, b) => a < b;
-                limitValue = storeBlob.OnChainMinValue;
-                errorMessage = "The amount of the invoice is too low to be paid on chain";
-            }
-
-            if (compare != null)
-            {
-                var limitValueRate = await fetchingByCurrencyPair[new CurrencyPair(network.CryptoCode, limitValue.Currency)];
-                if (limitValueRate.Value.HasValue)
+                var rateResult = await pair.Value;
+                logs.Write($"{pair.Key}: The rating rule is {rateResult.Rule}");
+                logs.Write($"{pair.Key}: The evaluated rating rule is {rateResult.EvaluatedRule}");
+                if (rateResult.Errors.Count != 0)
                 {
-                    var limitValueCrypto = Money.Coins(limitValue.Value / limitValueRate.Value.Value);
-                    if (compare(paymentMethod.Calculate().Due, limitValueCrypto))
+                    var allRateRuleErrors = string.Join(", ", rateResult.Errors.ToArray());
+                    logs.Write($"{pair.Key}: Rate rule error ({allRateRuleErrors})");
+                }
+                if (rateResult.ExchangeExceptions.Count != 0)
+                {
+                    foreach (var ex in rateResult.ExchangeExceptions)
                     {
-                        throw new PaymentMethodUnavailableException(errorMessage);
+                        logs.Write($"{pair.Key}: Exception reaching exchange {ex.ExchangeName} ({ex.Exception.Message})");
                     }
                 }
-            }
-            ///////////////
+            }).ToArray());
+        }
+
+        private async Task<PaymentMethod> CreatePaymentMethodAsync(Dictionary<CurrencyPair, Task<RateResult>> fetchingByCurrencyPair, IPaymentMethodHandler handler, ISupportedPaymentMethod supportedPaymentMethod, BTCPayNetwork network, InvoiceEntity entity, StoreData store, InvoiceLogs logs)
+        {
+            try
+            {
+                var storeBlob = store.GetStoreBlob();
+                var rate = await fetchingByCurrencyPair[new CurrencyPair(network.CryptoCode, entity.ProductInformation.Currency)];
+                if (rate.BidAsk == null)
+                {
+                    return null;
+                }
+                PaymentMethod paymentMethod = new PaymentMethod();
+                paymentMethod.ParentEntity = entity;
+                paymentMethod.Network = network;
+                paymentMethod.SetId(supportedPaymentMethod.PaymentId);
+                paymentMethod.Rate = rate.BidAsk.Bid;
+                var paymentDetails = await handler.CreatePaymentMethodDetails(supportedPaymentMethod, paymentMethod, store, network);
+                if (storeBlob.NetworkFeeDisabled)
+                    paymentDetails.SetNoTxFee();
+                paymentMethod.SetPaymentMethodDetails(paymentDetails);
+
+                Func<Money, Money, bool> compare = null;
+                CurrencyValue limitValue = null;
+                string errorMessage = null;
+                if (supportedPaymentMethod.PaymentId.PaymentType == PaymentTypes.LightningLike &&
+                   storeBlob.LightningMaxValue != null)
+                {
+                    compare = (a, b) => a > b;
+                    limitValue = storeBlob.LightningMaxValue;
+                    errorMessage = "The amount of the invoice is too high to be paid with lightning";
+                }
+                else if (supportedPaymentMethod.PaymentId.PaymentType == PaymentTypes.BTCLike &&
+                   storeBlob.OnChainMinValue != null)
+                {
+                    compare = (a, b) => a < b;
+                    limitValue = storeBlob.OnChainMinValue;
+                    errorMessage = "The amount of the invoice is too low to be paid on chain";
+                }
+
+                if (compare != null)
+                {
+                    var limitValueRate = await fetchingByCurrencyPair[new CurrencyPair(network.CryptoCode, limitValue.Currency)];
+                    if (limitValueRate.BidAsk != null)
+                    {
+                        var limitValueCrypto = Money.Coins(limitValue.Value / limitValueRate.BidAsk.Bid);
+                        if (compare(paymentMethod.Calculate().Due, limitValueCrypto))
+                        {
+                            logs.Write($"{supportedPaymentMethod.PaymentId.CryptoCode}: {errorMessage}");
+                            return null;
+                        }
+                    }
+                }
+                ///////////////
 
 
 #pragma warning disable CS0618
-            if (paymentMethod.GetId().IsBTCOnChain)
-            {
-                entity.TxFee = paymentMethod.TxFee;
-                entity.Rate = paymentMethod.Rate;
-                entity.DepositAddress = paymentMethod.DepositAddress;
-            }
+                if (paymentMethod.GetId().IsBTCOnChain)
+                {
+                    entity.TxFee = paymentMethod.TxFee;
+                    entity.Rate = paymentMethod.Rate;
+                    entity.DepositAddress = paymentMethod.DepositAddress;
+                }
 #pragma warning restore CS0618
-            return paymentMethod;
+                return paymentMethod;
+            }
+            catch (PaymentMethodUnavailableException ex)
+            {
+                logs.Write($"{supportedPaymentMethod.PaymentId.CryptoCode}: Payment method unavailable ({ex.Message})");
+            }
+            catch (Exception ex)
+            {
+                logs.Write($"{supportedPaymentMethod.PaymentId.CryptoCode}: Unexpected exception ({ex.ToString()})");
+            }
+            return null;
         }
 
         private SpeedPolicy ParseSpeedPolicy(string transactionSpeed, SpeedPolicy defaultPolicy)
@@ -276,6 +286,7 @@ namespace BTCPayServer.Controllers
                 return defaultPolicy;
             var mappings = new Dictionary<string, SpeedPolicy>();
             mappings.Add("low", SpeedPolicy.LowSpeed);
+            mappings.Add("low-medium", SpeedPolicy.LowMediumSpeed);
             mappings.Add("medium", SpeedPolicy.MediumSpeed);
             mappings.Add("high", SpeedPolicy.HighSpeed);
             if (!mappings.TryGetValue(transactionSpeed, out SpeedPolicy policy))

BTCPayServer/Controllers/RateController.cs

@@ -31,43 +31,106 @@ namespace BTCPayServer.Controllers
             _CurrencyNameTable = currencyNameTable ?? throw new ArgumentNullException(nameof(currencyNameTable));
         }
 
+        [Route("rates/{baseCurrency}")]
+        [HttpGet]
+        [BitpayAPIConstraint]
+        public async Task<IActionResult> GetBaseCurrencyRates(string baseCurrency, string storeId)
+        {
+            storeId = storeId ?? this.HttpContext.GetStoreData()?.Id;
+            var store = this.HttpContext.GetStoreData();
+            if (store == null || store.Id != storeId)
+                store = await _StoreRepo.FindStore(storeId);
+            if (store == null)
+            {
+                var err = Json(new BitpayErrorsModel() { Error = "Store not found" });
+                err.StatusCode = 404;
+                return err;
+            }
+            var supportedMethods = store.GetSupportedPaymentMethods(_NetworkProvider);
+
+            var currencyCodes = supportedMethods.Where(method => !string.IsNullOrEmpty(method.PaymentId.CryptoCode))
+                .Select(method => method.PaymentId.CryptoCode).Distinct();
+
+            var currencypairs = BuildCurrencyPairs(currencyCodes, baseCurrency);
+            
+            var result = await GetRates2(currencypairs, store.Id);
+            var rates = (result as JsonResult)?.Value as Rate[];
+            if (rates == null)
+                return result;
+            return Json(new DataWrapper<Rate[]>(rates));
+        }
+
+
+        [Route("rates/{baseCurrency}/{currency}")]
+        [HttpGet]
+        [BitpayAPIConstraint]
+        public async Task<IActionResult> GetCurrencyPairRate(string baseCurrency, string currency, string storeId)
+        {
+            storeId = storeId ?? this.HttpContext.GetStoreData()?.Id;
+            var result = await GetRates2($"{baseCurrency}_{currency}", storeId);
+            var rates = (result as JsonResult)?.Value as Rate[];
+            if (rates == null)
+                return result;
+            return Json(new DataWrapper<Rate>(rates.First()));
+        }
+
         [Route("rates")]
         [HttpGet]
         [BitpayAPIConstraint]
         public async Task<IActionResult> GetRates(string currencyPairs, string storeId)
         {
+            storeId = storeId ?? this.HttpContext.GetStoreData()?.Id;
             var result = await GetRates2(currencyPairs, storeId);
-            var rates = (result as JsonResult)?.Value as NBitpayClient.Rate[];
+            var rates = (result as JsonResult)?.Value as Rate[];
             if (rates == null)
                 return result;
-            return Json(new DataWrapper<NBitpayClient.Rate[]>(rates));
+            return Json(new DataWrapper<Rate[]>(rates));
         }
 
+
         [Route("api/rates")]
         [HttpGet]
         public async Task<IActionResult> GetRates2(string currencyPairs, string storeId)
         {
-            if(storeId == null || currencyPairs == null)
+            if (storeId == null)
             {
-                var result = Json(new BitpayErrorsModel() { Error = "You need to specify storeId (in your store settings) and currencyPairs (eg. BTC_USD,LTC_CAD)" });
+                var result = Json(new BitpayErrorsModel() { Error = "You need to specify storeId (in your store settings)" });
                 result.StatusCode = 400;
                 return result;
             }
-
-            
-            var store = await _StoreRepo.FindStore(storeId);
+            var store = this.HttpContext.GetStoreData();
+            if (store == null || store.Id != storeId)
+                store = await _StoreRepo.FindStore(storeId);
             if (store == null)
             {
                 var result = Json(new BitpayErrorsModel() { Error = "Store not found" });
                 result.StatusCode = 404;
                 return result;
             }
+
+            if (currencyPairs == null)
+            {
+                var supportedMethods = store.GetSupportedPaymentMethods(_NetworkProvider);
+                var currencyCodes = supportedMethods.Select(method => method.PaymentId.CryptoCode).Distinct();
+                var defaultCrypto = store.GetDefaultCrypto(_NetworkProvider);
+
+                currencyPairs = BuildCurrencyPairs(currencyCodes, defaultCrypto);
+
+                if (string.IsNullOrEmpty(currencyPairs))
+                {
+                    var result = Json(new BitpayErrorsModel() { Error = "You need to specify currencyPairs (eg. BTC_USD,LTC_CAD)" });
+                    result.StatusCode = 400;
+                    return result;
+                }
+            }
+
+
             var rules = store.GetStoreBlob().GetRateRules(_NetworkProvider);
 
             HashSet<CurrencyPair> pairs = new HashSet<CurrencyPair>();
-            foreach(var currency in currencyPairs.Split(','))
+            foreach (var currency in currencyPairs.Split(','))
             {
-                if(!CurrencyPair.TryParse(currency, out var pair))
+                if (!CurrencyPair.TryParse(currency, out var pair))
                 {
                     var result = Json(new BitpayErrorsModel() { Error = $"Currency pair {currency} uncorrectly formatted" });
                     result.StatusCode = 400;
@@ -79,18 +142,33 @@ namespace BTCPayServer.Controllers
             var fetching = _RateProviderFactory.FetchRates(pairs, rules);
             await Task.WhenAll(fetching.Select(f => f.Value).ToArray());
             return Json(pairs
-                            .Select(r => (Pair: r, Value: fetching[r].GetAwaiter().GetResult().Value))
+                            .Select(r => (Pair: r, Value: fetching[r].GetAwaiter().GetResult().BidAsk?.Bid))
                             .Where(r => r.Value.HasValue)
                             .Select(r =>
                             new Rate()
                             {
                                 CryptoCode = r.Pair.Left,
                                 Code = r.Pair.Right,
-                                Name = _CurrencyNameTable.GetCurrencyData(r.Pair.Right)?.Name,
+                                CurrencyPair = r.Pair.ToString(),
+                                Name = _CurrencyNameTable.GetCurrencyData(r.Pair.Right, true).Name,
                                 Value = r.Value.Value
                             }).Where(n => n.Name != null).ToArray());
         }
 
+        private static string BuildCurrencyPairs(IEnumerable<string> currencyCodes, string baseCrypto)
+        {
+            StringBuilder currencyPairsBuilder = new StringBuilder();
+            bool first = true;
+            foreach (var currencyCode in currencyCodes)
+            {
+                if(!first)
+                    currencyPairsBuilder.Append(",");
+                first = false;
+                currencyPairsBuilder.Append($"{baseCrypto}_{currencyCode}");
+            }
+            return currencyPairsBuilder.ToString();
+        }
+
         public class Rate
         {
 
@@ -106,6 +184,14 @@ namespace BTCPayServer.Controllers
                 get;
                 set;
             }
+
+            [JsonProperty(PropertyName = "currencyPair")]
+            public string CurrencyPair
+            {
+                get;
+                set;
+            }
+
             [JsonProperty(PropertyName = "code")]
             public string Code
             {

BTCPayServer/Controllers/ServerController.cs

@@ -1,13 +1,19 @@
-using BTCPayServer.HostedServices;
+using BTCPayServer.Configuration;
+using Microsoft.Extensions.Logging;
+using BTCPayServer.HostedServices;
 using BTCPayServer.Models;
 using BTCPayServer.Models.ServerViewModels;
+using BTCPayServer.Payments.Lightning;
 using BTCPayServer.Services;
 using BTCPayServer.Services.Mails;
 using BTCPayServer.Services.Rates;
+using BTCPayServer.Services.Stores;
 using BTCPayServer.Validations;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Identity;
 using Microsoft.AspNetCore.Mvc;
+using NBitcoin;
+using NBitcoin.DataEncoders;
 using System;
 using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
@@ -16,6 +22,8 @@ using System.Net;
 using System.Net.Http;
 using System.Net.Mail;
 using System.Threading.Tasks;
+using Renci.SshNet;
+using BTCPayServer.Logging;
 
 namespace BTCPayServer.Controllers
 {
@@ -24,15 +32,27 @@ namespace BTCPayServer.Controllers
     {
         private UserManager<ApplicationUser> _UserManager;
         SettingsRepository _SettingsRepository;
+        private readonly NBXplorerDashboard _dashBoard;
         private BTCPayRateProviderFactory _RateProviderFactory;
+        private StoreRepository _StoreRepository;
+        LightningConfigurationProvider _LnConfigProvider;
+        BTCPayServerOptions _Options;
 
         public ServerController(UserManager<ApplicationUser> userManager,
+            Configuration.BTCPayServerOptions options,
             BTCPayRateProviderFactory rateProviderFactory,
-            SettingsRepository settingsRepository)
+            SettingsRepository settingsRepository,
+            NBXplorerDashboard dashBoard,
+            LightningConfigurationProvider lnConfigProvider,
+            Services.Stores.StoreRepository storeRepository)
         {
+            _Options = options;
             _UserManager = userManager;
             _SettingsRepository = settingsRepository;
+            _dashBoard = dashBoard;
             _RateProviderFactory = rateProviderFactory;
+            _StoreRepository = storeRepository;
+            _LnConfigProvider = lnConfigProvider;
         }
 
         [Route("server/rates")]
@@ -74,7 +94,7 @@ namespace BTCPayServer.Controllers
             try
             {
                 var service = GetCoinaverageService(vm, true);
-                if(service != null)
+                if (service != null)
                     await service.TestAuthAsync();
             }
             catch
@@ -134,6 +154,150 @@ namespace BTCPayServer.Controllers
             return View(userVM);
         }
 
+        [Route("server/maintenance")]
+        public IActionResult Maintenance()
+        {
+            MaintenanceViewModel vm = new MaintenanceViewModel();
+            vm.UserName = "btcpayserver";
+            vm.DNSDomain = this.Request.Host.Host;
+            if (IPAddress.TryParse(vm.DNSDomain, out var unused))
+                vm.DNSDomain = null;
+            return View(vm);
+        }
+        [Route("server/maintenance")]
+        [HttpPost]
+        public async Task<IActionResult> Maintenance(MaintenanceViewModel vm, string command)
+        {
+            if (!ModelState.IsValid)
+                return View(vm);
+            if (command == "changedomain")
+            {
+                if (string.IsNullOrWhiteSpace(vm.DNSDomain))
+                {
+                    ModelState.AddModelError(nameof(vm.DNSDomain), $"Required field");
+                    return View(vm);
+                }
+                vm.DNSDomain = vm.DNSDomain.Trim().ToLowerInvariant();
+                if (IPAddress.TryParse(vm.DNSDomain, out var unused))
+                {
+                    ModelState.AddModelError(nameof(vm.DNSDomain), $"This should be a domain name");
+                    return View(vm);
+                }
+                if (vm.DNSDomain.Equals(this.Request.Host.Host, StringComparison.InvariantCultureIgnoreCase))
+                {
+                    ModelState.AddModelError(nameof(vm.DNSDomain), $"The server is already set to use this domain");
+                    return View(vm);
+                }
+                var builder = new UriBuilder();
+                using (var client = new HttpClient(new HttpClientHandler()
+                {
+                    ServerCertificateCustomValidationCallback = HttpClientHandler.DangerousAcceptAnyServerCertificateValidator
+                }))
+                {
+                    try
+                    {
+                        builder.Scheme = this.Request.Scheme;
+                        builder.Host = vm.DNSDomain;
+                        if (this.Request.Host.Port != null)
+                            builder.Port = this.Request.Host.Port.Value;
+                        builder.Path = "runid";
+                        builder.Query = $"expected={RunId}";
+                        var response = await client.GetAsync(builder.Uri);
+                        if (!response.IsSuccessStatusCode)
+                        {
+                            ModelState.AddModelError(nameof(vm.DNSDomain), $"Invalid host ({vm.DNSDomain} is not pointing to this BTCPay instance)");
+                            return View(vm);
+                        }
+                    }
+                    catch (Exception ex)
+                    {
+                        var messages = new List<object>();
+                        messages.Add(ex.Message);
+                        if (ex.InnerException != null)
+                            messages.Add(ex.InnerException.Message);
+                        ModelState.AddModelError(nameof(vm.DNSDomain), $"Invalid domain ({string.Join(", ", messages.ToArray())})");
+                        return View(vm);
+                    }
+                }
+
+                var error = RunSSH(vm, $"changedomain.sh {vm.DNSDomain}");
+                if (error != null)
+                    return error;
+
+                builder.Path = null;
+                builder.Query = null;
+                StatusMessage = $"Domain name changing... the server will restart, please use \"{builder.Uri.AbsoluteUri}\"";
+            }
+            else if (command == "update")
+            {
+                var error = RunSSH(vm, $"btcpay-update.sh");
+                if (error != null)
+                    return error;
+                StatusMessage = $"The server might restart soon if an update is available...";
+            }
+            else
+            {
+                return NotFound();
+            }
+            return RedirectToAction(nameof(Maintenance));
+        }
+
+        public static string RunId = Encoders.Hex.EncodeData(NBitcoin.RandomUtils.GetBytes(32));
+        [HttpGet]
+        [Route("runid")]
+        [AllowAnonymous]
+        public IActionResult SeeRunId(string expected = null)
+        {
+            if (expected == RunId)
+                return Ok();
+            return BadRequest();
+        }
+
+        private IActionResult RunSSH(MaintenanceViewModel vm, string ssh)
+        {
+            ssh = $"sudo bash -c '. /etc/profile.d/btcpay-env.sh && nohup {ssh} > /dev/null 2>&1 & disown'";
+            var sshClient = vm.CreateSSHClient(this.Request.Host.Host);
+            try
+            {
+                sshClient.Connect();
+            }
+            catch (Renci.SshNet.Common.SshAuthenticationException)
+            {
+                ModelState.AddModelError(nameof(vm.Password), "Invalid credentials");
+                sshClient.Dispose();
+                return View(vm);
+            }
+            catch (Exception ex)
+            {
+                var message = ex.Message;
+                if (ex is AggregateException aggrEx && aggrEx.InnerException?.Message != null)
+                {
+                    message = aggrEx.InnerException.Message;
+                }
+                ModelState.AddModelError(nameof(vm.UserName), $"Connection problem ({message})");
+                sshClient.Dispose();
+                return View(vm);
+            }
+
+            var sshCommand = sshClient.CreateCommand(ssh);
+            sshCommand.CommandTimeout = TimeSpan.FromMinutes(1.0);
+            sshCommand.BeginExecute(ar =>
+            {
+                try
+                {
+                    Logs.PayServer.LogInformation("Running SSH command: " + ssh);
+                    var result = sshCommand.EndExecute(ar);
+                    Logs.PayServer.LogInformation("SSH command executed: " + result);
+                }
+                catch (Exception ex)
+                {
+                    Logs.PayServer.LogWarning("Error while executing SSH command: " + ex.Message);
+                }
+                sshClient.Dispose();
+            });
+            return null;
+        }
+
         private static bool IsAdmin(IList<string> roles)
         {
             return roles.Contains(Roles.ServerAdmin, StringComparer.Ordinal);
@@ -188,6 +352,7 @@ namespace BTCPayServer.Controllers
             if (user == null)
                 return NotFound();
             await _UserManager.DeleteAsync(user);
+            await _StoreRepository.CleanUnreachableStores();
             StatusMessage = "User deleted";
             return RedirectToAction(nameof(ListUsers));
         }
@@ -220,6 +385,127 @@ namespace BTCPayServer.Controllers
             return View(settings);
         }
 
+        [Route("server/services")]
+        public IActionResult Services()
+        {
+            var result = new ServicesViewModel();
+            foreach (var cryptoCode in _Options.ExternalServicesByCryptoCode.Keys)
+            {
+                {
+                    int i = 0;
+                    foreach (var grpcService in _Options.ExternalServicesByCryptoCode.GetServices<ExternalLNDGRPC>(cryptoCode))
+                    {
+                        result.LNDServices.Add(new ServicesViewModel.LNDServiceViewModel()
+                        {
+                            Crypto = cryptoCode,
+                            Type = "gRPC",
+                            Index = i++,
+                        });
+                    }
+                }
+            }
+            return View(result);
+        }
+
+        [Route("server/services/lnd-grpc/{cryptoCode}/{index}")]
+        public IActionResult LNDGRPCServices(string cryptoCode, int index, uint? nonce)
+        {
+            if(!_dashBoard.IsFullySynched(cryptoCode, out var unusud))
+            {
+                StatusMessage = $"Error: {cryptoCode} is not fully synched";
+                return RedirectToAction(nameof(Services));
+            }
+            var external = GetExternalLNDConnectionString(cryptoCode, index);
+            if (external == null)
+                return NotFound();
+            var model = new LNDGRPCServicesViewModel();
+
+            model.Host = $"{external.BaseUri.DnsSafeHost}:{external.BaseUri.Port}";
+            model.SSL = external.BaseUri.Scheme == "https";
+            if (external.CertificateThumbprint != null)
+            {
+                model.CertificateThumbprint = Encoders.Hex.EncodeData(external.CertificateThumbprint);
+            }
+            if (external.Macaroon != null)
+            {
+                model.Macaroon = Encoders.Hex.EncodeData(external.Macaroon);
+            }
+
+            if (nonce != null)
+            {
+                var configKey = GetConfigKey("lnd-grpc", cryptoCode, index, nonce.Value);
+                var lnConfig = _LnConfigProvider.GetConfig(configKey);
+                if (lnConfig != null)
+                {
+                    model.QRCodeLink = $"{this.Request.GetAbsoluteRoot().WithTrailingSlash()}lnd-config/{configKey}/lnd.config";
+                    model.QRCode = $"config={model.QRCodeLink}";
+                }
+            }
+
+            return View(model);
+        }
+
+        private static uint GetConfigKey(string type, string cryptoCode, int index, uint nonce)
+        {
+            return (uint)HashCode.Combine(type, cryptoCode, index, nonce);
+        }
+
+        [Route("lnd-config/{configKey}/lnd.config")]
+        [AllowAnonymous]
+        public IActionResult GetLNDConfig(uint configKey)
+        {
+            var conf = _LnConfigProvider.GetConfig(configKey);
+            if (conf == null)
+                return NotFound();
+            return Json(conf);
+        }
+
+        [Route("server/services/lnd-grpc/{cryptoCode}/{index}")]
+        [HttpPost]
+        public IActionResult LNDGRPCServicesPOST(string cryptoCode, int index)
+        {
+            var external = GetExternalLNDConnectionString(cryptoCode, index);
+            if (external == null)
+                return NotFound();
+            LightningConfigurations confs = new LightningConfigurations();
+            LightningConfiguration conf = new LightningConfiguration();
+            conf.Type = "grpc";
+            conf.CryptoCode = cryptoCode;
+            conf.Host = external.BaseUri.DnsSafeHost;
+            conf.Port = external.BaseUri.Port;
+            conf.SSL = external.BaseUri.Scheme == "https";
+            conf.Macaroon = external.Macaroon == null ? null : Encoders.Hex.EncodeData(external.Macaroon);
+            conf.CertificateThumbprint = external.CertificateThumbprint == null ? null : Encoders.Hex.EncodeData(external.CertificateThumbprint);
+            confs.Configurations.Add(conf);
+
+            var nonce = RandomUtils.GetUInt32();
+            var configKey = GetConfigKey("lnd-grpc", cryptoCode, index, nonce);
+            _LnConfigProvider.KeepConfig(configKey, confs);
+            return RedirectToAction(nameof(LNDGRPCServices), new { cryptoCode = cryptoCode, nonce = nonce });
+        }
+
+        private LightningConnectionString GetExternalLNDConnectionString(string cryptoCode, int index)
+        {
+            var connectionString = _Options.ExternalServicesByCryptoCode.GetServices<ExternalLNDGRPC>(cryptoCode).Skip(index).Select(c => c.ConnectionString).FirstOrDefault();
+            if (connectionString == null)
+                return null;
+            connectionString = connectionString.Clone();
+            if (connectionString.MacaroonFilePath != null)
+            {
+                try
+                {
+                    connectionString.Macaroon = System.IO.File.ReadAllBytes(connectionString.MacaroonFilePath);
+                    connectionString.MacaroonFilePath = null;
+                }
+                catch
+                {
+                    Logging.Logs.Configuration.LogWarning($"{cryptoCode}: The macaroon file path of the external LND grpc config was not found ({connectionString.MacaroonFilePath})");
+                    return null;
+                }
+            }
+            return connectionString;
+        }
+
         [Route("server/theme")]
         public async Task<IActionResult> Theme()
         {
@@ -243,10 +529,7 @@ namespace BTCPayServer.Controllers
             {
                 try
                 {
-                    if(string.IsNullOrWhiteSpace(model.Settings.From)
-                       || string.IsNullOrWhiteSpace(model.TestEmail)
-                       || string.IsNullOrWhiteSpace(model.Settings.Login)
-                       || string.IsNullOrWhiteSpace(model.Settings.Server))
+                    if (!model.Settings.IsComplete())
                     {
                         model.StatusMessage = "Error: Required fields missing";
                         return View(model);

BTCPayServer/Controllers/StoresController.BTCLike.cs

@@ -10,6 +10,7 @@ using BTCPayServer.Data;
 using BTCPayServer.Models.StoreViewModels;
 using BTCPayServer.Payments;
 using BTCPayServer.Services;
+using LedgerWallet;
 using Microsoft.AspNetCore.Mvc;
 using NBitcoin;
 using NBXplorer.DerivationStrategy;
@@ -33,7 +34,7 @@ namespace BTCPayServer.Controllers
             }
 
             DerivationSchemeViewModel vm = new DerivationSchemeViewModel();
-            vm.ServerUrl = GetStoreUrl(storeId);
+            vm.ServerUrl = WalletsController.GetLedgerWebsocketUrl(this.HttpContext, cryptoCode, null);
             vm.CryptoCode = cryptoCode;
             vm.RootKeyPath = network.GetRootKeyPath();
             SetExistingValues(store, vm);
@@ -43,6 +44,7 @@ namespace BTCPayServer.Controllers
         private void SetExistingValues(StoreData store, DerivationSchemeViewModel vm)
         {
             vm.DerivationScheme = GetExistingDerivationStrategy(vm.CryptoCode, store)?.DerivationStrategyBase.ToString();
+            vm.Enabled = !store.GetStoreBlob().IsExcluded(new PaymentMethodId(vm.CryptoCode, PaymentTypes.BTCLike));
         }
 
         private DerivationStrategy GetExistingDerivationStrategy(string cryptoCode, StoreData store)
@@ -58,7 +60,7 @@ namespace BTCPayServer.Controllers
         [Route("{storeId}/derivations/{cryptoCode}")]
         public async Task<IActionResult> AddDerivationScheme(string storeId, DerivationSchemeViewModel vm, string cryptoCode)
         {
-            vm.ServerUrl = GetStoreUrl(storeId);
+            vm.ServerUrl = WalletsController.GetLedgerWebsocketUrl(this.HttpContext, cryptoCode, null);
             vm.CryptoCode = cryptoCode;
             var store = HttpContext.GetStoreData();
             if (store == null)
@@ -77,6 +79,11 @@ namespace BTCPayServer.Controllers
             }
 
             PaymentMethodId paymentMethodId = new PaymentMethodId(network.CryptoCode, PaymentTypes.BTCLike);
+            var exisingStrategy = store.GetSupportedPaymentMethods(_NetworkProvider)
+                                       .Where(c => c.PaymentId == paymentMethodId)
+                                       .OfType<DerivationStrategy>()
+                                       .Select(c => c.DerivationStrategyBase.ToString())
+                                       .FirstOrDefault();
             DerivationStrategy strategy = null;
             try
             {
@@ -93,10 +100,32 @@ namespace BTCPayServer.Controllers
                 return View(vm);
             }
 
-            if (!vm.Confirmation && strategy != null)
-                return ShowAddresses(vm, strategy);
+            var showAddress = (vm.Confirmation && !string.IsNullOrWhiteSpace(vm.HintAddress)) || // Testing hint address
+                              (!vm.Confirmation && strategy != null && exisingStrategy != strategy.DerivationStrategyBase.ToString());  // Checking addresses after setting xpub
 
-            if (vm.Confirmation && !string.IsNullOrWhiteSpace(vm.HintAddress))
+            if (!showAddress)
+            {
+                try
+                {
+                    if (strategy != null)
+                        await wallet.TrackAsync(strategy.DerivationStrategyBase);
+                    store.SetSupportedPaymentMethod(paymentMethodId, strategy);
+
+                    var storeBlob = store.GetStoreBlob();
+                    storeBlob.SetExcluded(paymentMethodId, !vm.Enabled);
+                    store.SetStoreBlob(storeBlob);
+                }
+                catch
+                {
+                    ModelState.AddModelError(nameof(vm.DerivationScheme), "Invalid Derivation Scheme");
+                    return View(vm);
+                }
+
+                await _Repo.UpdateStore(store);
+                StatusMessage = $"Derivation scheme for {network.CryptoCode} has been modified.";
+                return RedirectToAction(nameof(UpdateStore), new { storeId = storeId });
+            }
+            else if (!string.IsNullOrEmpty(vm.HintAddress))
             {
                 BitcoinAddress address = null;
                 try
@@ -122,26 +151,8 @@ namespace BTCPayServer.Controllers
                 vm.StatusMessage = "Address successfully found, please verify that the rest is correct and click on \"Confirm\"";
                 ModelState.Remove(nameof(vm.HintAddress));
                 ModelState.Remove(nameof(vm.DerivationScheme));
-                return ShowAddresses(vm, strategy);
-            }
-            else
-            {
-                try
-                {
-                    if (strategy != null)
-                        await wallet.TrackAsync(strategy.DerivationStrategyBase);
-                    store.SetSupportedPaymentMethod(paymentMethodId, strategy);
-                }
-                catch
-                {
-                    ModelState.AddModelError(nameof(vm.DerivationScheme), "Invalid Derivation Scheme");
-                    return View(vm);
-                }
-
-                await _Repo.UpdateStore(store);
-                StatusMessage = $"Derivation scheme for {network.CryptoCode} has been modified.";
-                return RedirectToAction(nameof(UpdateStore), new { storeId = storeId });
             }
+            return ShowAddresses(vm, strategy);
         }
 
         private IActionResult ShowAddresses(DerivationSchemeViewModel vm, DerivationStrategy strategy)
@@ -160,199 +171,5 @@ namespace BTCPayServer.Controllers
             vm.Confirmation = true;
             return View(vm);
         }
-
-
-        public class GetInfoResult
-        {
-            public int RecommendedSatoshiPerByte { get; set; }
-            public double Balance { get; set; }
-        }
-
-        public class SendToAddressResult
-        {
-            public string TransactionId { get; set; }
-        }
-
-        [HttpGet]
-        [Route("{storeId}/ws/ledger")]
-        public async Task<IActionResult> LedgerConnection(
-            string storeId,
-            string command,
-            // getinfo
-            string cryptoCode = null,
-            // getxpub
-            int account = 0,
-            // sendtoaddress
-            string destination = null, string amount = null, string feeRate = null, string substractFees = null
-            )
-        {
-            if (!HttpContext.WebSockets.IsWebSocketRequest)
-                return NotFound();
-            var store = HttpContext.GetStoreData();
-            if (store == null)
-                return NotFound();
-
-            var webSocket = await HttpContext.WebSockets.AcceptWebSocketAsync();
-
-            var hw = new HardwareWalletService(webSocket);
-            object result = null;
-            try
-            {
-                BTCPayNetwork network = null;
-                if (cryptoCode != null)
-                {
-                    network = _NetworkProvider.GetNetwork(cryptoCode);
-                    if (network == null)
-                        throw new FormatException("Invalid value for crypto code");
-                }
-
-                BitcoinAddress destinationAddress = null;
-                if (destination != null)
-                {
-                    try
-                    {
-                        destinationAddress = BitcoinAddress.Create(destination, network.NBitcoinNetwork);
-                    }
-                    catch { }
-                    if (destinationAddress == null)
-                        throw new FormatException("Invalid value for destination");
-                }
-
-                FeeRate feeRateValue = null;
-                if (feeRate != null)
-                {
-                    try
-                    {
-                        feeRateValue = new FeeRate(Money.Satoshis(int.Parse(feeRate, CultureInfo.InvariantCulture)), 1);
-                    }
-                    catch { }
-                    if (feeRateValue == null || feeRateValue.FeePerK <= Money.Zero)
-                        throw new FormatException("Invalid value for fee rate");
-                }
-
-                Money amountBTC = null;
-                if (amount != null)
-                {
-                    try
-                    {
-                        amountBTC = Money.Parse(amount);
-                    }
-                    catch { }
-                    if (amountBTC == null || amountBTC <= Money.Zero)
-                        throw new FormatException("Invalid value for amount");
-                }
-
-                bool subsctractFeesValue = false;
-                if (substractFees != null)
-                {
-                    try
-                    {
-                        subsctractFeesValue = bool.Parse(substractFees);
-                    }
-                    catch { throw new FormatException("Invalid value for subtract fees"); }
-                }
-                if (command == "test")
-                {
-                    result = await hw.Test();
-                }
-                if (command == "getxpub")
-                {
-                    var getxpubResult = await hw.GetExtPubKey(network, account);
-                    result = getxpubResult;
-                }
-                if (command == "getinfo")
-                {
-                    var strategy = GetDirectDerivationStrategy(store, network);
-                    var strategyBase = GetDerivationStrategy(store, network);
-                    if (strategy == null || !await hw.SupportDerivation(network, strategy))
-                    {
-                        throw new Exception($"This store is not configured to use this ledger");
-                    }
-
-                    var feeProvider = _FeeRateProvider.CreateFeeProvider(network);
-                    var recommendedFees = feeProvider.GetFeeRateAsync();
-                    var balance = _WalletProvider.GetWallet(network).GetBalance(strategyBase);
-                    result = new GetInfoResult() { Balance = (double)(await balance).ToDecimal(MoneyUnit.BTC), RecommendedSatoshiPerByte = (int)(await recommendedFees).GetFee(1).Satoshi };
-                }
-
-                if (command == "sendtoaddress")
-                {
-                    if (!_Dashboard.IsFullySynched(network.CryptoCode, out var summary))
-                        throw new Exception($"{network.CryptoCode}: not started or fully synched");
-                    var strategy = GetDirectDerivationStrategy(store, network);
-                    var strategyBase = GetDerivationStrategy(store, network);
-                    var wallet = _WalletProvider.GetWallet(network);
-                    var change = wallet.GetChangeAddressAsync(strategyBase);
-
-                    var unspentCoins = await wallet.GetUnspentCoins(strategyBase);
-                    var changeAddress = await change;
-                    var transaction = await hw.SendToAddress(strategy, unspentCoins, network,
-                                            new[] { (destinationAddress as IDestination, amountBTC, subsctractFeesValue) },
-                                            feeRateValue,
-                                            changeAddress.Item1,
-                                            changeAddress.Item2, summary.Status.BitcoinStatus.MinRelayTxFee);
-                    try
-                    {
-                        var broadcastResult = await wallet.BroadcastTransactionsAsync(new List<Transaction>() { transaction });
-                        if (!broadcastResult[0].Success)
-                        {
-                            throw new Exception($"RPC Error while broadcasting: {broadcastResult[0].RPCCode} {broadcastResult[0].RPCCodeMessage} {broadcastResult[0].RPCMessage}");
-                        }
-                    }
-                    catch (Exception ex)
-                    {
-                        throw new Exception("Error while broadcasting: " + ex.Message);
-                    }
-                    wallet.InvalidateCache(strategyBase);
-                    result = new SendToAddressResult() { TransactionId = transaction.GetHash().ToString() };
-                }
-            }
-            catch (OperationCanceledException)
-            { result = new LedgerTestResult() { Success = false, Error = "Timeout" }; }
-            catch (Exception ex)
-            { result = new LedgerTestResult() { Success = false, Error = ex.Message }; }
-
-            try
-            {
-                if (result != null)
-                {
-                    UTF8Encoding UTF8NOBOM = new UTF8Encoding(false);
-                    var bytes = UTF8NOBOM.GetBytes(JsonConvert.SerializeObject(result, _MvcJsonOptions.SerializerSettings));
-                    await webSocket.SendAsync(new ArraySegment<byte>(bytes), WebSocketMessageType.Text, true, new CancellationTokenSource(2000).Token);
-                }
-            }
-            catch { }
-            finally
-            {
-                await webSocket.CloseSocket();
-            }
-
-            return new EmptyResult();
-        }
-
-        private DirectDerivationStrategy GetDirectDerivationStrategy(StoreData store, BTCPayNetwork network)
-        {
-            var strategy = GetDerivationStrategy(store, network);
-            var directStrategy = strategy as DirectDerivationStrategy;
-            if (directStrategy == null)
-                directStrategy = (strategy as P2SHDerivationStrategy).Inner as DirectDerivationStrategy;
-            if (!directStrategy.Segwit)
-                return null;
-            return directStrategy;
-        }
-
-        private DerivationStrategyBase GetDerivationStrategy(StoreData store, BTCPayNetwork network)
-        {
-            var strategy = store
-                            .GetSupportedPaymentMethods(_NetworkProvider)
-                            .OfType<DerivationStrategy>()
-                            .FirstOrDefault(s => s.Network.NBitcoinNetwork == network.NBitcoinNetwork);
-            if (strategy == null)
-            {
-                throw new Exception($"Derivation strategy for {network.CryptoCode} is not set");
-            }
-
-            return strategy.DerivationStrategyBase;
-        }
     }
 }

BTCPayServer/Controllers/StoresController.LightningLike.cs

@@ -24,18 +24,20 @@ namespace BTCPayServer.Controllers
             var store = HttpContext.GetStoreData();
             if (store == null)
                 return NotFound();
-            LightningNodeViewModel vm = new LightningNodeViewModel();
-            vm.CryptoCode = cryptoCode;
-            vm.InternalLightningNode = GetInternalLighningNode(cryptoCode)?.ToUri(true)?.AbsoluteUri;
+            LightningNodeViewModel vm = new LightningNodeViewModel
+            {
+                CryptoCode = cryptoCode,
+                InternalLightningNode = GetInternalLighningNode(cryptoCode)?.ToString()
+            };
             SetExistingValues(store, vm);
             return View(vm);
         }
 
         private void SetExistingValues(StoreData store, LightningNodeViewModel vm)
         {
-            vm.Url = GetExistingLightningSupportedPaymentMethod(vm.CryptoCode, store)?.GetLightningUrl()?.ToString();
+            vm.ConnectionString = GetExistingLightningSupportedPaymentMethod(vm.CryptoCode, store)?.GetLightningUrl()?.ToString();
+            vm.Enabled = !store.GetStoreBlob().IsExcluded(new PaymentMethodId(vm.CryptoCode, PaymentTypes.LightningLike));
         }
-
         private LightningSupportedPaymentMethod GetExistingLightningSupportedPaymentMethod(string cryptoCode, StoreData store)
         {
             var id = new PaymentMethodId(cryptoCode, PaymentTypes.LightningLike);
@@ -65,7 +67,7 @@ namespace BTCPayServer.Controllers
             var network = vm.CryptoCode == null ? null : _ExplorerProvider.GetNetwork(vm.CryptoCode);
 
             var internalLightning = GetInternalLighningNode(network.CryptoCode);
-            vm.InternalLightningNode = internalLightning?.ToUri(true)?.AbsoluteUri;
+            vm.InternalLightningNode = internalLightning?.ToString();
             if (network == null)
             {
                 ModelState.AddModelError(nameof(vm.CryptoCode), "Invalid network");
@@ -74,33 +76,57 @@ namespace BTCPayServer.Controllers
 
             PaymentMethodId paymentMethodId = new PaymentMethodId(network.CryptoCode, PaymentTypes.LightningLike);
             Payments.Lightning.LightningSupportedPaymentMethod paymentMethod = null;
-            if (!string.IsNullOrEmpty(vm.Url))
+            if (!string.IsNullOrEmpty(vm.ConnectionString))
             {
-                if (!LightningConnectionString.TryParse(vm.Url, out var connectionString, out var error))
+                if (!LightningConnectionString.TryParse(vm.ConnectionString, false, out var connectionString, out var error))
                 {
-                    ModelState.AddModelError(nameof(vm.Url), $"Invalid URL ({error})");
+                    ModelState.AddModelError(nameof(vm.ConnectionString), $"Invalid URL ({error})");
                     return View(vm);
                 }
 
-                var internalDomain = internalLightning?.ToUri(false)?.DnsSafeHost;
-                bool isLocal = (internalDomain == "127.0.0.1" || internalDomain == "localhost");
+                if(connectionString.ConnectionType == LightningConnectionType.LndGRPC)
+                {
+                    ModelState.AddModelError(nameof(vm.ConnectionString), $"BTCPay does not support gRPC connections");
+                    return View(vm);
+                }
+
+                var internalDomain = internalLightning?.BaseUri?.DnsSafeHost;
 
                 bool isInternalNode = connectionString.ConnectionType == LightningConnectionType.CLightning ||
                                       connectionString.BaseUri.DnsSafeHost == internalDomain ||
-                                      isLocal;
+                                      (internalDomain == "127.0.0.1" || internalDomain == "localhost");
 
-                if (connectionString.BaseUri.Scheme == "http" && !isLocal)
+                if (connectionString.BaseUri.Scheme == "http")
                 {
-                    if (!isInternalNode || (isInternalNode && !CanUseInternalLightning()))
+                    if (!isInternalNode)
                     {
-                        ModelState.AddModelError(nameof(vm.Url), "The url must be HTTPS");
+                        ModelState.AddModelError(nameof(vm.ConnectionString), "The url must be HTTPS");
+                        return View(vm);
+                    }
+                }
+
+                if(connectionString.MacaroonFilePath != null)
+                {
+                    if(!CanUseInternalLightning())
+                    {
+                        ModelState.AddModelError(nameof(vm.ConnectionString), "You are not authorized to use macaroonfilepath");
+                        return View(vm);
+                    }
+                    if(!System.IO.File.Exists(connectionString.MacaroonFilePath))
+                    {
+                        ModelState.AddModelError(nameof(vm.ConnectionString), "The macaroonfilepath file does exist");
+                        return View(vm);
+                    }
+                    if(!System.IO.Path.IsPathRooted(connectionString.MacaroonFilePath))
+                    {
+                        ModelState.AddModelError(nameof(vm.ConnectionString), "The macaroonfilepath should be fully rooted");
                         return View(vm);
                     }
                 }
 
                 if (isInternalNode && !CanUseInternalLightning())
                 {
-                    ModelState.AddModelError(nameof(vm.Url), "Unauthorized url");
+                    ModelState.AddModelError(nameof(vm.ConnectionString), "Unauthorized url");
                     return View(vm);
                 }
 
@@ -109,40 +135,43 @@ namespace BTCPayServer.Controllers
                     CryptoCode = paymentMethodId.CryptoCode
                 };
                 paymentMethod.SetLightningUrl(connectionString);
+                var storeBlob = store.GetStoreBlob();
+                storeBlob.SetExcluded(paymentMethod.PaymentId , !vm.Enabled);
+                store.SetStoreBlob(storeBlob);
             }
-            if (command == "save")
+
+            switch (command)
             {
-                store.SetSupportedPaymentMethod(paymentMethodId, paymentMethod);
-                await _Repo.UpdateStore(store);
-                StatusMessage = $"Lightning node modified ({network.CryptoCode})";
-                return RedirectToAction(nameof(UpdateStore), new { storeId = storeId });
-            }
-            else // if(command == "test")
-            {
-                if (paymentMethod == null)
-                {
-                    ModelState.AddModelError(nameof(vm.Url), "Missing url parameter");
+                case "save":
+                    store.SetSupportedPaymentMethod(paymentMethodId, paymentMethod);
+                    await _Repo.UpdateStore(store);
+                    StatusMessage = $"Lightning node modified ({network.CryptoCode})";
+                    return RedirectToAction(nameof(UpdateStore), new { storeId = storeId });
+                case "test" when paymentMethod == null:
+                    ModelState.AddModelError(nameof(vm.ConnectionString), "Missing url parameter");
                     return View(vm);
-                }
-                var handler = (LightningLikePaymentHandler)_ServiceProvider.GetRequiredService<IPaymentMethodHandler<Payments.Lightning.LightningSupportedPaymentMethod>>();
-                try
-                {
-                    var info = await handler.Test(paymentMethod, network);
-                    if (!vm.SkipPortTest)
+                case "test":
+                    var handler = (LightningLikePaymentHandler)_ServiceProvider.GetRequiredService<IPaymentMethodHandler<Payments.Lightning.LightningSupportedPaymentMethod>>();
+                    try
                     {
-                        using (CancellationTokenSource cts = new CancellationTokenSource(TimeSpan.FromSeconds(20)))
+                        var info = await handler.Test(paymentMethod, network);
+                        if (!vm.SkipPortTest)
                         {
-                            await handler.TestConnection(info, cts.Token);
+                            using (CancellationTokenSource cts = new CancellationTokenSource(TimeSpan.FromSeconds(20)))
+                            {
+                                await handler.TestConnection(info, cts.Token);
+                            }
                         }
+                        vm.StatusMessage = $"Connection to the lightning node succeeded ({info})";
+                    }
+                    catch (Exception ex)
+                    {
+                        vm.StatusMessage = $"Error: {ex.Message}";
+                        return View(vm);
                     }
-                    vm.StatusMessage = $"Connection to the lightning node succeed ({info})";
-                }
-                catch (Exception ex)
-                {
-                    vm.StatusMessage = $"Error: {ex.Message}";
                     return View(vm);
-                }
-                return View(vm);
+                default:
+                    return View(vm);
             }
         }
 

BTCPayServer/Controllers/StoresController.cs

@@ -38,11 +38,9 @@ namespace BTCPayServer.Controllers
         BTCPayRateProviderFactory _RateFactory;
         public string CreatedStoreId { get; set; }
         public StoresController(
-            NBXplorerDashboard dashboard,
             IServiceProvider serviceProvider,
             BTCPayServerOptions btcpayServerOptions,
             BTCPayServerEnvironment btcpayEnv,
-            IOptions<MvcJsonOptions> mvcJsonOptions,
             StoreRepository repo,
             TokenRepository tokenRepo,
             UserManager<ApplicationUser> userManager,
@@ -53,11 +51,9 @@ namespace BTCPayServer.Controllers
             ExplorerClientProvider explorerProvider,
             IFeeProviderFactory feeRateProvider,
             LanguageService langService,
-            IHostingEnvironment env,
-            CoinAverageSettings coinAverage)
+            IHostingEnvironment env)
         {
             _RateFactory = rateFactory;
-            _Dashboard = dashboard;
             _Repo = repo;
             _TokenRepository = tokenRepo;
             _UserManager = userManager;
@@ -67,21 +63,16 @@ namespace BTCPayServer.Controllers
             _Env = env;
             _NetworkProvider = networkProvider;
             _ExplorerProvider = explorerProvider;
-            _MvcJsonOptions = mvcJsonOptions.Value;
             _FeeRateProvider = feeRateProvider;
             _ServiceProvider = serviceProvider;
             _BtcpayServerOptions = btcpayServerOptions;
             _BTCPayEnv = btcpayEnv;
-            _CoinAverage = coinAverage;
         }
-        CoinAverageSettings _CoinAverage;
-        NBXplorerDashboard _Dashboard;
         BTCPayServerOptions _BtcpayServerOptions;
         BTCPayServerEnvironment _BTCPayEnv;
         IServiceProvider _ServiceProvider;
         BTCPayNetworkProvider _NetworkProvider;
         private ExplorerClientProvider _ExplorerProvider;
-        private MvcJsonOptions _MvcJsonOptions;
         private IFeeProviderFactory _FeeRateProvider;
         BTCPayWalletProvider _WalletProvider;
         AccessTokenController _TokenController;
@@ -97,21 +88,6 @@ namespace BTCPayServer.Controllers
             get; set;
         }
 
-        [HttpGet]
-        [Route("{storeId}/wallet/{cryptoCode}")]
-        public IActionResult Wallet(string cryptoCode)
-        {
-            WalletModel model = new WalletModel();
-            model.ServerUrl = GetStoreUrl(StoreData.Id);
-            model.CryptoCurrency = cryptoCode;
-            return View(model);
-        }
-
-        private string GetStoreUrl(string storeId)
-        {
-            return HttpContext.Request.GetAbsoluteRoot() + "/stores/" + storeId + "/";
-        }
-
         [HttpGet]
         [Route("{storeId}/users")]
         public async Task<IActionResult> StoreUsers()
@@ -203,7 +179,7 @@ namespace BTCPayServer.Controllers
             var storeBlob = StoreData.GetStoreBlob();
             var vm = new RatesViewModel();
             vm.SetExchangeRates(GetSupportedExchanges(), storeBlob.PreferredExchange ?? CoinAverageRateProvider.CoinAverageName);
-            vm.RateMultiplier = (double)storeBlob.GetRateMultiplier();
+            vm.Spread = (double)(storeBlob.Spread * 100m);
             vm.Script = storeBlob.GetRateRules(_NetworkProvider).ToString();
             vm.DefaultScript = storeBlob.GetDefaultRateRules(_NetworkProvider).ToString();
             vm.AvailableExchanges = GetSupportedExchanges();
@@ -228,7 +204,7 @@ namespace BTCPayServer.Controllers
             model.AvailableExchanges = GetSupportedExchanges();
 
             blob.PreferredExchange = model.PreferredExchange;
-            blob.SetRateMultiplier(model.RateMultiplier);
+            blob.Spread = (decimal)model.Spread / 100.0m;
 
             if (!model.ShowScripting)
             {
@@ -286,7 +262,7 @@ namespace BTCPayServer.Controllers
                     {
                         CurrencyPair = fetch.Key.ToString(),
                         Error = testResult.Errors.Count != 0,
-                        Rule = testResult.Errors.Count == 0 ? testResult.Rule + " = " + testResult.Value.Value.ToString(CultureInfo.InvariantCulture) 
+                        Rule = testResult.Errors.Count == 0 ? testResult.Rule + " = " + testResult.BidAsk.Bid.ToString(CultureInfo.InvariantCulture)
                                                             : testResult.EvaluatedRule
                     });
                 }
@@ -316,7 +292,7 @@ namespace BTCPayServer.Controllers
                 Action = "Continue",
                 Title = "Rate rule scripting",
                 Description = scripting ?
-                                "This action will mofify your current rate sources. Are you sure to turn on rate rules scripting? (Advanced users)"
+                                "This action will modify your current rate sources. Are you sure to turn on rate rules scripting? (Advanced users)"
                                 : "This action will delete your rate script. Are you sure to turn off rate rules scripting?",
                 ButtonClass = "btn-primary"
             });
@@ -341,7 +317,7 @@ namespace BTCPayServer.Controllers
         {
             var storeBlob = StoreData.GetStoreBlob();
             var vm = new CheckoutExperienceViewModel();
-            vm.SetCryptoCurrencies(_ExplorerProvider, StoreData.GetDefaultCrypto());
+            vm.SetCryptoCurrencies(_ExplorerProvider, StoreData.GetDefaultCrypto(_NetworkProvider));
             vm.SetLanguages(_LangService, storeBlob.DefaultLang);
             vm.LightningMaxValue = storeBlob.LightningMaxValue?.ToString() ?? "";
             vm.OnChainMinValue = storeBlob.OnChainMinValue?.ToString() ?? "";
@@ -376,7 +352,7 @@ namespace BTCPayServer.Controllers
             }
             bool needUpdate = false;
             var blob = StoreData.GetStoreBlob();
-            if (StoreData.GetDefaultCrypto() != model.DefaultCryptoCurrency)
+            if (StoreData.GetDefaultCrypto(_NetworkProvider) != model.DefaultCryptoCurrency)
             {
                 needUpdate = true;
                 StoreData.SetDefaultCrypto(model.DefaultCryptoCurrency);
@@ -427,16 +403,19 @@ namespace BTCPayServer.Controllers
             vm.StoreWebsite = store.StoreWebsite;
             vm.NetworkFee = !storeBlob.NetworkFeeDisabled;
             vm.SpeedPolicy = store.SpeedPolicy;
-            AddPaymentMethods(store, vm);
+            vm.CanDelete = _Repo.CanDeleteStores();
+            AddPaymentMethods(store, storeBlob, vm);
             vm.MonitoringExpiration = storeBlob.MonitoringExpiration;
             vm.InvoiceExpiration = storeBlob.InvoiceExpiration;
             vm.LightningDescriptionTemplate = storeBlob.LightningDescriptionTemplate;
+            vm.PaymentTolerance = storeBlob.PaymentTolerance;
             return View(vm);
         }
 
 
-        private void AddPaymentMethods(StoreData store, StoreViewModel vm)
+        private void AddPaymentMethods(StoreData store, StoreBlob storeBlob, StoreViewModel vm)
         {
+            var excludeFilters = storeBlob.GetExcludedPaymentMethods();
             var derivationByCryptoCode =
                 store
                 .GetSupportedPaymentMethods(_NetworkProvider)
@@ -448,7 +427,9 @@ namespace BTCPayServer.Controllers
                 vm.DerivationSchemes.Add(new StoreViewModel.DerivationScheme()
                 {
                     Crypto = network.CryptoCode,
-                    Value = strategy?.DerivationStrategyBase?.ToString() ?? string.Empty
+                    Value = strategy?.DerivationStrategyBase?.ToString() ?? string.Empty,
+                    WalletId = new WalletId(store.Id, network.CryptoCode),
+                    Enabled = !excludeFilters.Match(new Payments.PaymentMethodId(network.CryptoCode, Payments.PaymentTypes.BTCLike))
                 });
             }
 
@@ -460,20 +441,20 @@ namespace BTCPayServer.Controllers
             foreach (var network in _NetworkProvider.GetAll())
             {
                 var lightning = lightningByCryptoCode.TryGet(network.CryptoCode);
+                var paymentId = new Payments.PaymentMethodId(network.CryptoCode, Payments.PaymentTypes.LightningLike);
                 vm.LightningNodes.Add(new StoreViewModel.LightningNode()
                 {
                     CryptoCode = network.CryptoCode,
-                    Address = lightning?.GetLightningUrl()?.BaseUri.AbsoluteUri ?? string.Empty
+                    Address = lightning?.GetLightningUrl()?.BaseUri.AbsoluteUri ?? string.Empty,
+                    Enabled = !excludeFilters.Match(paymentId)
                 });
             }
         }
 
         [HttpPost]
         [Route("{storeId}")]
-        public async Task<IActionResult> UpdateStore(StoreViewModel model)
+        public async Task<IActionResult> UpdateStore(StoreViewModel model, string command = null)
         {
-            AddPaymentMethods(StoreData, model);
-
             bool needUpdate = false;
             if (StoreData.SpeedPolicy != model.SpeedPolicy)
             {
@@ -496,6 +477,7 @@ namespace BTCPayServer.Controllers
             blob.MonitoringExpiration = model.MonitoringExpiration;
             blob.InvoiceExpiration = model.InvoiceExpiration;
             blob.LightningDescriptionTemplate = model.LightningDescriptionTemplate ?? string.Empty;
+            blob.PaymentTolerance = model.PaymentTolerance;
 
             if (StoreData.SetStoreBlob(blob))
             {
@@ -512,11 +494,34 @@ namespace BTCPayServer.Controllers
             {
                 storeId = StoreData.Id
             });
+
+        }
+
+        [HttpGet]
+        [Route("{storeId}/delete")]
+        public IActionResult DeleteStore(string storeId)
+        {
+            return View("Confirm", new ConfirmModel()
+            {
+                Action = "Delete this store",
+                Title = "Delete this store",
+                Description = "This action is irreversible and will remove all information related to this store. (Invoices, Apps etc...)",
+                ButtonClass = "btn-danger"
+            });
+        }
+
+        [HttpPost]
+        [Route("{storeId}/delete")]
+        public async Task<IActionResult> DeleteStorePost(string storeId)
+        {
+            await _Repo.DeleteStore(StoreData.Id);
+            StatusMessage = "Success: Store successfully deleted";
+            return RedirectToAction(nameof(UserStoresController.ListStores), "UserStores");
         }
 
         private CoinAverageExchange[] GetSupportedExchanges()
         {
-            return _CoinAverage.AvailableExchanges
+            return _RateFactory.GetSupportedExchanges()
                     .Select(c => c.Value)
                     .OrderBy(s => s.Name, StringComparer.OrdinalIgnoreCase)
                     .ToArray();
@@ -644,11 +649,11 @@ namespace BTCPayServer.Controllers
             {
                 var stores = await _Repo.GetStoresByUserId(userId);
                 model.Stores = new SelectList(stores.Where(s => s.HasClaim(Policies.CanModifyStoreSettings.Key)), nameof(StoreData.Id), nameof(StoreData.StoreName), storeId);
-            }
-            if (model.Stores.Count() == 0)
-            {
-                StatusMessage = "Error: You need to be owner of at least one store before pairing";
-                return RedirectToAction(nameof(UserStoresController.ListStores), "UserStores");
+                if (model.Stores.Count() == 0)
+                {
+                    StatusMessage = "Error: You need to be owner of at least one store before pairing";
+                    return RedirectToAction(nameof(UserStoresController.ListStores), "UserStores");
+                }
             }
             return View(model);
         }

BTCPayServer/Controllers/UserStoresController.cs

@@ -23,33 +23,16 @@ namespace BTCPayServer.Controllers
         private StoreRepository _Repo;
         private BTCPayNetworkProvider _NetworkProvider;
         private UserManager<ApplicationUser> _UserManager;
-        private BTCPayWalletProvider _WalletProvider;
 
         public UserStoresController(
             UserManager<ApplicationUser> userManager,
             BTCPayNetworkProvider networkProvider,
-            BTCPayWalletProvider walletProvider,
             StoreRepository storeRepository)
         {
             _Repo = storeRepository;
             _NetworkProvider = networkProvider;
             _UserManager = userManager;
-            _WalletProvider = walletProvider;
-        }
-        [HttpGet]
-        [Route("{storeId}/delete")]
-        public IActionResult DeleteStore(string storeId)
-        {
-            var store = HttpContext.GetStoreData();
-            if (store == null)
-                return NotFound();
-            return View("Confirm", new ConfirmModel()
-            {
-                Title = "Delete store " + store.StoreName,
-                Description = "This store will still be accessible to users sharing it",
-                Action = "Delete"
-            });
-        }
+        }        
 
         [HttpGet]
         [Route("create")]
@@ -63,8 +46,23 @@ namespace BTCPayServer.Controllers
             get; set;
         }
 
+        [HttpGet]
+        [Route("{storeId}/me/delete")]
+        public IActionResult DeleteStore(string storeId)
+        {
+            var store = HttpContext.GetStoreData();
+            if (store == null)
+                return NotFound();
+            return View("Confirm", new ConfirmModel()
+            {
+                Title = "Delete store " + store.StoreName,
+                Description = "This store will still be accessible to users sharing it",
+                Action = "Delete"
+            });
+        }
+
         [HttpPost]
-        [Route("{storeId}/delete")]
+        [Route("{storeId}/me/delete")]
         public async Task<IActionResult> DeleteStorePost(string storeId)
         {
             var userId = GetUserId();
@@ -84,17 +82,6 @@ namespace BTCPayServer.Controllers
         {
             StoresViewModel result = new StoresViewModel();
             var stores = await _Repo.GetStoresByUserId(GetUserId());
-
-            var balances = stores
-                                .Select(s => s.GetSupportedPaymentMethods(_NetworkProvider)
-                                              .OfType<DerivationStrategy>()
-                                              .Select(d => ((Wallet: _WalletProvider.GetWallet(d.Network),
-                                                            DerivationStrategy: d.DerivationStrategyBase)))
-                                              .Where(_ => _.Wallet != null)
-                                              .Select(async _ => (await GetBalanceString(_)) + " " + _.Wallet.Network.CryptoCode))
-                                .ToArray();
-
-            await Task.WhenAll(balances.SelectMany(_ => _));
             for (int i = 0; i < stores.Length; i++)
             {
                 var store = stores[i];
@@ -103,8 +90,7 @@ namespace BTCPayServer.Controllers
                     Id = store.Id,
                     Name = store.StoreName,
                     WebSite = store.StoreWebsite,
-                    IsOwner = store.HasClaim(Policies.CanModifyStoreSettings.Key),
-                    Balances = store.HasClaim(Policies.CanModifyStoreSettings.Key) ? balances[i].Select(t => t.Result).ToArray() : Array.Empty<string>()
+                    IsOwner = store.HasClaim(Policies.CanModifyStoreSettings.Key)
                 });
             }
             return View(result);
@@ -121,25 +107,12 @@ namespace BTCPayServer.Controllers
             var store = await _Repo.CreateStore(GetUserId(), vm.Name);
             CreatedStoreId = store.Id;
             StatusMessage = "Store successfully created";
-            return RedirectToAction(nameof(ListStores));
-        }
-
-        private static async Task<string> GetBalanceString((BTCPayWallet Wallet, DerivationStrategyBase DerivationStrategy) _)
-        {
-            using (CancellationTokenSource cts = new CancellationTokenSource(TimeSpan.FromSeconds(10)))
+            return RedirectToAction(nameof(StoresController.UpdateStore), "Stores", new
             {
-                try
-                {
-                    return (await _.Wallet.GetBalance(_.DerivationStrategy, cts.Token)).ToString();
-                }
-                catch
-                {
-                    return "--";
-                }
-            }
+                storeId = store.Id
+            });
         }
 
-
         private string GetUserId()
         {
             return _UserManager.GetUserId(User);

BTCPayServer/Controllers/WalletsController.cs

@@ -0,0 +1,487 @@
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.Linq;
+using System.Net.WebSockets;
+using System.Text;
+using System.Threading;
+using System.Threading.Tasks;
+using BTCPayServer.Data;
+using BTCPayServer.HostedServices;
+using BTCPayServer.ModelBinders;
+using BTCPayServer.Models;
+using BTCPayServer.Models.WalletViewModels;
+using BTCPayServer.Security;
+using BTCPayServer.Services;
+using BTCPayServer.Services.Rates;
+using BTCPayServer.Services.Stores;
+using BTCPayServer.Services.Wallets;
+using LedgerWallet;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Identity;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Options;
+using NBitcoin;
+using NBXplorer.DerivationStrategy;
+using Newtonsoft.Json;
+using static BTCPayServer.Controllers.StoresController;
+
+namespace BTCPayServer.Controllers
+{
+    [Route("wallets")]
+    [Authorize(AuthenticationSchemes = Policies.CookieAuthentication)]
+    [AutoValidateAntiforgeryToken]
+    public class WalletsController : Controller
+    {
+        private StoreRepository _Repo;
+        private BTCPayNetworkProvider _NetworkProvider;
+        private readonly UserManager<ApplicationUser> _userManager;
+        private readonly IOptions<MvcJsonOptions> _mvcJsonOptions;
+        private readonly NBXplorerDashboard _dashboard;
+        private readonly ExplorerClientProvider _explorerProvider;
+        private readonly IFeeProviderFactory _feeRateProvider;
+        private readonly BTCPayWalletProvider _walletProvider;
+        BTCPayRateProviderFactory _RateProvider;
+        CurrencyNameTable _currencyTable;
+        public WalletsController(StoreRepository repo,
+                                 CurrencyNameTable currencyTable,
+                                 BTCPayNetworkProvider networkProvider,
+                                 UserManager<ApplicationUser> userManager,
+                                 IOptions<MvcJsonOptions> mvcJsonOptions,
+                                 NBXplorerDashboard dashboard,
+                                 BTCPayRateProviderFactory rateProvider,
+                                 ExplorerClientProvider explorerProvider,
+                                 IFeeProviderFactory feeRateProvider,
+                                 BTCPayWalletProvider walletProvider)
+        {
+            _currencyTable = currencyTable;
+            _Repo = repo;
+            _RateProvider = rateProvider;
+            _NetworkProvider = networkProvider;
+            _userManager = userManager;
+            _mvcJsonOptions = mvcJsonOptions;
+            _dashboard = dashboard;
+            _explorerProvider = explorerProvider;
+            _feeRateProvider = feeRateProvider;
+            _walletProvider = walletProvider;
+        }
+
+        public async Task<IActionResult> ListWallets()
+        {
+            var wallets = new ListWalletsViewModel();
+            var stores = await _Repo.GetStoresByUserId(GetUserId());
+
+            var onChainWallets = stores
+                                .SelectMany(s => s.GetSupportedPaymentMethods(_NetworkProvider)
+                                              .OfType<DerivationStrategy>()
+                                              .Select(d => ((Wallet: _walletProvider.GetWallet(d.Network),
+                                                            DerivationStrategy: d.DerivationStrategyBase,
+                                                            Network: d.Network)))
+                                              .Where(_ => _.Wallet != null)
+                                              .Select(_ => (Wallet: _.Wallet,
+                                                            Store: s,
+                                                            Balance: GetBalanceString(_.Wallet, _.DerivationStrategy),
+                                                            DerivationStrategy: _.DerivationStrategy,
+                                                            Network: _.Network)))
+                                              .ToList();
+
+            foreach (var wallet in onChainWallets)
+            {
+                ListWalletsViewModel.WalletViewModel walletVm = new ListWalletsViewModel.WalletViewModel();
+                wallets.Wallets.Add(walletVm);
+                walletVm.Balance = await wallet.Balance + " " + wallet.Wallet.Network.CryptoCode;
+                if (!wallet.Store.HasClaim(Policies.CanModifyStoreSettings.Key))
+                {
+                    walletVm.Balance = "";
+                }
+                walletVm.CryptoCode = wallet.Network.CryptoCode;
+                walletVm.StoreId = wallet.Store.Id;
+                walletVm.Id = new WalletId(wallet.Store.Id, wallet.Network.CryptoCode);
+                walletVm.StoreName = wallet.Store.StoreName;
+                walletVm.IsOwner = wallet.Store.HasClaim(Policies.CanModifyStoreSettings.Key);
+            }
+
+            return View(wallets);
+        }
+
+        [HttpGet]
+        [Route("{walletId}")]
+        public async Task<IActionResult> WalletTransactions(
+            [ModelBinder(typeof(WalletIdModelBinder))]
+            WalletId walletId)
+        {
+            var store = await _Repo.FindStore(walletId.StoreId, GetUserId());
+            DerivationStrategy paymentMethod = GetPaymentMethod(walletId, store);
+            if (paymentMethod == null)
+                return NotFound();
+
+            var wallet = _walletProvider.GetWallet(paymentMethod.Network);
+            var transactions = await wallet.FetchTransactions(paymentMethod.DerivationStrategyBase);
+
+            var model = new ListTransactionsViewModel();
+            foreach(var tx in transactions.UnconfirmedTransactions.Transactions.Concat(transactions.ConfirmedTransactions.Transactions))
+            {
+                var vm = new ListTransactionsViewModel.TransactionViewModel();
+                model.Transactions.Add(vm);
+                vm.Id = tx.TransactionId.ToString();
+                vm.Link = string.Format(CultureInfo.InvariantCulture, paymentMethod.Network.BlockExplorerLink, vm.Id);
+                vm.Timestamp = tx.Timestamp;
+                vm.Positive = tx.BalanceChange >= Money.Zero;
+                vm.Balance = tx.BalanceChange.ToString();
+            }
+            model.Transactions = model.Transactions.OrderByDescending(t => t.Timestamp).ToList();
+            return View(model);
+        }
+
+
+        [HttpGet]
+        [Route("{walletId}/send")]
+        public async Task<IActionResult> WalletSend(
+            [ModelBinder(typeof(WalletIdModelBinder))]
+            WalletId walletId)
+        {
+            if (walletId?.StoreId == null)
+                return NotFound();
+            var store = await _Repo.FindStore(walletId.StoreId, GetUserId());
+            DerivationStrategy paymentMethod = GetPaymentMethod(walletId, store);
+            if (paymentMethod == null)
+                return NotFound();
+
+            var storeData = store.GetStoreBlob();
+            var rateRules = store.GetStoreBlob().GetRateRules(_NetworkProvider);
+            rateRules.Spread = 0.0m;
+            var currencyPair = new Rating.CurrencyPair(paymentMethod.PaymentId.CryptoCode, GetCurrencyCode(storeData.DefaultLang) ?? "USD");
+            WalletModel model = new WalletModel();
+            model.ServerUrl = GetLedgerWebsocketUrl(this.HttpContext, walletId.CryptoCode, paymentMethod.DerivationStrategyBase);
+            model.CryptoCurrency = walletId.CryptoCode;
+
+            using (CancellationTokenSource cts = new CancellationTokenSource())
+            {
+                try
+                {
+                    cts.CancelAfter(TimeSpan.FromSeconds(5));
+                    var result = await _RateProvider.FetchRate(currencyPair, rateRules).WithCancellation(cts.Token);
+                    if (result.BidAsk != null)
+                    {
+                        model.Rate = result.BidAsk.Center;
+                        model.Divisibility = _currencyTable.GetNumberFormatInfo(currencyPair.Right, true).CurrencyDecimalDigits;
+                        model.Fiat = currencyPair.Right;
+                    }
+                    else
+                    {
+                        model.RateError = $"{result.EvaluatedRule} ({string.Join(", ", result.Errors.OfType<object>().ToArray())})";
+                    }
+                }
+                catch(Exception ex) { model.RateError = ex.Message; }
+            }
+            return View(model);
+        }
+
+        private string GetCurrencyCode(string defaultLang)
+        {
+            if (defaultLang == null)
+                return null;
+            try
+            {
+                var ri = new RegionInfo(defaultLang);
+                return ri.ISOCurrencySymbol;
+            }
+            catch(ArgumentException) { }
+            return null;
+        }
+
+        private DerivationStrategy GetPaymentMethod(WalletId walletId, StoreData store)
+        {
+            if (store == null || !store.HasClaim(Policies.CanModifyStoreSettings.Key))
+                return null;
+
+            var paymentMethod = store
+                            .GetSupportedPaymentMethods(_NetworkProvider)
+                            .OfType<DerivationStrategy>()
+                            .FirstOrDefault(p => p.PaymentId.PaymentType == Payments.PaymentTypes.BTCLike && p.PaymentId.CryptoCode == walletId.CryptoCode);
+            return paymentMethod;
+        }
+
+        private static async Task<string> GetBalanceString(BTCPayWallet wallet, DerivationStrategyBase derivationStrategy)
+        {
+            using (CancellationTokenSource cts = new CancellationTokenSource(TimeSpan.FromSeconds(10)))
+            {
+                try
+                {
+                    return (await wallet.GetBalance(derivationStrategy, cts.Token)).ToString();
+                }
+                catch
+                {
+                    return "--";
+                }
+            }
+        }
+
+        private string GetUserId()
+        {
+            return _userManager.GetUserId(User);
+        }
+
+        public static string GetLedgerWebsocketUrl(HttpContext httpContext, string cryptoCode, DerivationStrategyBase derivationStrategy)
+        {
+            return $"{httpContext.Request.GetAbsoluteRoot().WithTrailingSlash()}ws/ledger/{cryptoCode}/{derivationStrategy?.ToString() ?? string.Empty}";
+        }
+
+        [HttpGet]
+        [Route("/ws/ledger/{cryptoCode}/{derivationScheme?}")]
+        public async Task<IActionResult> LedgerConnection(
+            string command,
+            // getinfo
+            string cryptoCode = null,
+            // getxpub
+            [ModelBinder(typeof(ModelBinders.DerivationSchemeModelBinder))]
+            DerivationStrategyBase derivationScheme = null,
+            int account = 0,
+            // sendtoaddress
+            string destination = null, string amount = null, string feeRate = null, string substractFees = null
+            )
+        {
+            if (!HttpContext.WebSockets.IsWebSocketRequest)
+                return NotFound();
+            var webSocket = await HttpContext.WebSockets.AcceptWebSocketAsync();
+
+            using (var normalOperationTimeout = new CancellationTokenSource())
+            using (var signTimeout = new CancellationTokenSource())
+            {
+                normalOperationTimeout.CancelAfter(TimeSpan.FromMinutes(30));
+                var hw = new HardwareWalletService(webSocket);
+                object result = null;
+                try
+                {
+                    BTCPayNetwork network = null;
+                    if (cryptoCode != null)
+                    {
+                        network = _NetworkProvider.GetNetwork(cryptoCode);
+                        if (network == null)
+                            throw new FormatException("Invalid value for crypto code");
+                    }
+
+                    BitcoinAddress destinationAddress = null;
+                    if (destination != null)
+                    {
+                        try
+                        {
+                            destinationAddress = BitcoinAddress.Create(destination, network.NBitcoinNetwork);
+                        }
+                        catch { }
+                        if (destinationAddress == null)
+                            throw new FormatException("Invalid value for destination");
+                    }
+
+                    FeeRate feeRateValue = null;
+                    if (feeRate != null)
+                    {
+                        try
+                        {
+                            feeRateValue = new FeeRate(Money.Satoshis(int.Parse(feeRate, CultureInfo.InvariantCulture)), 1);
+                        }
+                        catch { }
+                        if (feeRateValue == null || feeRateValue.FeePerK <= Money.Zero)
+                            throw new FormatException("Invalid value for fee rate");
+                    }
+
+                    Money amountBTC = null;
+                    if (amount != null)
+                    {
+                        try
+                        {
+                            amountBTC = Money.Parse(amount);
+                        }
+                        catch { }
+                        if (amountBTC == null || amountBTC <= Money.Zero)
+                            throw new FormatException("Invalid value for amount");
+                    }
+
+                    bool subsctractFeesValue = false;
+                    if (substractFees != null)
+                    {
+                        try
+                        {
+                            subsctractFeesValue = bool.Parse(substractFees);
+                        }
+                        catch { throw new FormatException("Invalid value for subtract fees"); }
+                    }
+                    if (command == "test")
+                    {
+                        result = await hw.Test(normalOperationTimeout.Token);
+                    }
+                    if (command == "getxpub")
+                    {
+                        var getxpubResult = await hw.GetExtPubKey(network, account, normalOperationTimeout.Token);
+                        result = getxpubResult;
+                    }
+                    if (command == "getinfo")
+                    {
+                        var strategy = GetDirectDerivationStrategy(derivationScheme);
+                        if (strategy == null || await hw.GetKeyPath(network, strategy, normalOperationTimeout.Token) == null)
+                        {
+                            throw new Exception($"This store is not configured to use this ledger");
+                        }
+
+                        var feeProvider = _feeRateProvider.CreateFeeProvider(network);
+                        var recommendedFees = feeProvider.GetFeeRateAsync();
+                        var balance = _walletProvider.GetWallet(network).GetBalance(derivationScheme);
+                        result = new GetInfoResult() { Balance = (double)(await balance).ToDecimal(MoneyUnit.BTC), RecommendedSatoshiPerByte = (int)(await recommendedFees).GetFee(1).Satoshi };
+                    }
+
+                    if (command == "sendtoaddress")
+                    {
+                        if (!_dashboard.IsFullySynched(network.CryptoCode, out var summary))
+                            throw new Exception($"{network.CryptoCode}: not started or fully synched");
+                        var strategy = GetDirectDerivationStrategy(derivationScheme);
+                        var wallet = _walletProvider.GetWallet(network);
+                        var change = wallet.GetChangeAddressAsync(derivationScheme);
+
+                        var unspentCoins = await wallet.GetUnspentCoins(derivationScheme);
+                        var changeAddress = await change;
+                        var send = new[] { (
+                        destination: destinationAddress as IDestination,
+                        amount: amountBTC,
+                        substractFees: subsctractFeesValue) };
+
+                        foreach (var element in send)
+                        {
+                            if (element.destination == null)
+                                throw new ArgumentNullException(nameof(element.destination));
+                            if (element.amount == null)
+                                throw new ArgumentNullException(nameof(element.amount));
+                            if (element.amount <= Money.Zero)
+                                throw new ArgumentOutOfRangeException(nameof(element.amount), "The amount should be above zero");
+                        }
+
+                        var foundKeyPath = await hw.GetKeyPath(network, strategy, normalOperationTimeout.Token);
+                        if (foundKeyPath == null)
+                        {
+                            throw new HardwareWalletException($"This store is not configured to use this ledger");
+                        }
+
+                        TransactionBuilder builder = new TransactionBuilder();
+                        builder.StandardTransactionPolicy.MinRelayTxFee = summary.Status.BitcoinStatus.MinRelayTxFee;
+                        builder.SetConsensusFactory(network.NBitcoinNetwork);
+                        builder.AddCoins(unspentCoins.Select(c => c.Coin).ToArray());
+
+                        foreach (var element in send)
+                        {
+                            builder.Send(element.destination, element.amount);
+                            if (element.substractFees)
+                                builder.SubtractFees();
+                        }
+                        builder.SetChange(changeAddress.Item1);
+
+                        if (network.MinFee == null)
+                        {
+                            builder.SendEstimatedFees(feeRateValue);
+                        }
+                        else
+                        {
+                            var estimatedFee = builder.EstimateFees(feeRateValue);
+                            if (network.MinFee > estimatedFee)
+                                builder.SendFees(network.MinFee);
+                            else
+                                builder.SendEstimatedFees(feeRateValue);
+                        }
+                        builder.Shuffle();
+                        var unsigned = builder.BuildTransaction(false);
+
+                        var keypaths = new Dictionary<Script, KeyPath>();
+                        foreach (var c in unspentCoins)
+                        {
+                            keypaths.TryAdd(c.Coin.ScriptPubKey, c.KeyPath);
+                        }
+
+                        var hasChange = unsigned.Outputs.Count == 2;
+                        var usedCoins = builder.FindSpentCoins(unsigned);
+
+                        Dictionary<uint256, Transaction> parentTransactions = new Dictionary<uint256, Transaction>();
+
+                        if (!strategy.Segwit)
+                        {
+                            var parentHashes = usedCoins.Select(c => c.Outpoint.Hash).ToHashSet();
+                            var explorer = _explorerProvider.GetExplorerClient(network);
+                            var getTransactionAsyncs = parentHashes.Select(h => (Op: explorer.GetTransactionAsync(h), Hash: h)).ToList();
+                            foreach (var getTransactionAsync in getTransactionAsyncs)
+                            {
+                                var tx = (await getTransactionAsync.Op);
+                                if (tx == null)
+                                    throw new Exception($"Parent transaction {getTransactionAsync.Hash} not found");
+                                parentTransactions.Add(tx.Transaction.GetHash(), tx.Transaction);
+                            }
+                        }
+
+
+                        signTimeout.CancelAfter(TimeSpan.FromMinutes(5));
+                        var transaction = await hw.SignTransactionAsync(usedCoins.Select(c => new SignatureRequest
+                        {
+                            InputTransaction = parentTransactions.TryGet(c.Outpoint.Hash),
+                            InputCoin = c,
+                            KeyPath = foundKeyPath.Derive(keypaths[c.TxOut.ScriptPubKey]),
+                            PubKey = strategy.Root.Derive(keypaths[c.TxOut.ScriptPubKey]).PubKey
+                        }).ToArray(), unsigned, hasChange ? foundKeyPath.Derive(changeAddress.Item2) : null, signTimeout.Token);
+                        try
+                        {
+                            var broadcastResult = await wallet.BroadcastTransactionsAsync(new List<Transaction>() { transaction });
+                            if (!broadcastResult[0].Success)
+                            {
+                                throw new Exception($"RPC Error while broadcasting: {broadcastResult[0].RPCCode} {broadcastResult[0].RPCCodeMessage} {broadcastResult[0].RPCMessage}");
+                            }
+                        }
+                        catch (Exception ex)
+                        {
+                            throw new Exception("Error while broadcasting: " + ex.Message);
+                        }
+                        wallet.InvalidateCache(derivationScheme);
+                        result = new SendToAddressResult() { TransactionId = transaction.GetHash().ToString() };
+                    }
+                }
+                catch (OperationCanceledException)
+                { result = new LedgerTestResult() { Success = false, Error = "Timeout" }; }
+                catch (Exception ex)
+                { result = new LedgerTestResult() { Success = false, Error = ex.Message }; }
+                finally { hw.Dispose(); }
+                try
+                {
+                    if (result != null)
+                    {
+                        UTF8Encoding UTF8NOBOM = new UTF8Encoding(false);
+                        var bytes = UTF8NOBOM.GetBytes(JsonConvert.SerializeObject(result, _mvcJsonOptions.Value.SerializerSettings));
+                        await webSocket.SendAsync(new ArraySegment<byte>(bytes), WebSocketMessageType.Text, true, new CancellationTokenSource(2000).Token);
+                    }
+                }
+                catch { }
+                finally
+                {
+                    await webSocket.CloseSocket();
+                }
+            }
+            return new EmptyResult();
+        }
+
+        private DirectDerivationStrategy GetDirectDerivationStrategy(DerivationStrategyBase strategy)
+        {
+            if (strategy == null)
+                throw new Exception("The derivation scheme is not provided");
+            var directStrategy = strategy as DirectDerivationStrategy;
+            if (directStrategy == null)
+                directStrategy = (strategy as P2SHDerivationStrategy).Inner as DirectDerivationStrategy;
+            return directStrategy;
+        }
+    }
+
+
+    public class GetInfoResult
+    {
+        public int RecommendedSatoshiPerByte { get; set; }
+        public double Balance { get; set; }
+    }
+
+    public class SendToAddressResult
+    {
+        public string TransactionId { get; set; }
+    }
+}

BTCPayServer/CorsPolicies.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace BTCPayServer
+{
+    public static class CorsPolicies
+    {
+        public const string All = "BTCPAY_ALL";
+    }
+}

BTCPayServer/CurrencyValue.cs

@@ -21,7 +21,7 @@ namespace BTCPayServer
                 return false;
 
             var currency = match.Groups.Last().Value.ToUpperInvariant();
-            var currencyData = _CurrencyTable.GetCurrencyData(currency);
+            var currencyData = _CurrencyTable.GetCurrencyData(currency, false);
             if (currencyData == null)
                 return false;
             v = Math.Round(v, currencyData.Divisibility);

BTCPayServer/Data/APIKeyData.cs

@@ -19,5 +19,7 @@ namespace BTCPayServer.Data
         {
             get; set;
         }
+
+        public StoreData StoreData { get; set; }
     }
 }

BTCPayServer/Data/ApplicationDbContext.cs

@@ -102,14 +102,27 @@ namespace BTCPayServer.Data
         {
             base.OnModelCreating(builder);
             builder.Entity<InvoiceData>()
-                .HasIndex(o => o.StoreDataId);
+                .HasOne(o => o.StoreData)
+                .WithMany(a => a.Invoices).OnDelete(DeleteBehavior.Cascade);
+            builder.Entity<InvoiceData>().HasIndex(o => o.StoreDataId);
+
 
             builder.Entity<PaymentData>()
-                .HasIndex(o => o.InvoiceDataId);
+                   .HasOne(o => o.InvoiceData)
+                   .WithMany(i => i.Payments).OnDelete(DeleteBehavior.Cascade);
+            builder.Entity<PaymentData>()
+                   .HasIndex(o => o.InvoiceDataId);
 
+
+            builder.Entity<RefundAddressesData>()
+                   .HasOne(o => o.InvoiceData)
+                   .WithMany(i => i.RefundAddresses).OnDelete(DeleteBehavior.Cascade);
             builder.Entity<RefundAddressesData>()
                 .HasIndex(o => o.InvoiceDataId);
 
+            builder.Entity<UserStore>()
+                   .HasOne(o => o.StoreData)
+                   .WithMany(i => i.UserStores).OnDelete(DeleteBehavior.Cascade);
             builder.Entity<UserStore>()
                    .HasKey(t => new
                    {
@@ -117,9 +130,16 @@ namespace BTCPayServer.Data
                        t.StoreDataId
                    });
 
+            builder.Entity<APIKeyData>()
+                   .HasOne(o => o.StoreData)
+                   .WithMany(i => i.APIKeys)
+                   .HasForeignKey(i => i.StoreId).OnDelete(DeleteBehavior.Cascade);
             builder.Entity<APIKeyData>()
                 .HasIndex(o => o.StoreId);
 
+            builder.Entity<AppData>()
+                   .HasOne(o => o.StoreData)
+                   .WithMany(i => i.Apps).OnDelete(DeleteBehavior.Cascade);
             builder.Entity<AppData>()
                     .HasOne(a => a.StoreData);
 
@@ -133,6 +153,10 @@ namespace BTCPayServer.Data
                 .WithMany(t => t.UserStores)
                 .HasForeignKey(pt => pt.StoreDataId);
 
+
+            builder.Entity<AddressInvoiceData>()
+                   .HasOne(o => o.InvoiceData)
+                   .WithMany(i => i.AddressInvoices).OnDelete(DeleteBehavior.Cascade);
             builder.Entity<AddressInvoiceData>()
 #pragma warning disable CS0618
                 .HasKey(o => o.Address);
@@ -141,12 +165,24 @@ namespace BTCPayServer.Data
             builder.Entity<PairingCodeData>()
                 .HasKey(o => o.Id);
 
+            builder.Entity<PendingInvoiceData>()
+                .HasOne(o => o.InvoiceData)
+                .WithMany(o => o.PendingInvoices)
+                .HasForeignKey(o => o.Id).OnDelete(DeleteBehavior.Cascade);
+
+
+            builder.Entity<PairedSINData>()
+                   .HasOne(o => o.StoreData)
+                   .WithMany(i => i.PairedSINs).OnDelete(DeleteBehavior.Cascade);
             builder.Entity<PairedSINData>(b =>
             {
                 b.HasIndex(o => o.SIN);
                 b.HasIndex(o => o.StoreDataId);
             });
 
+            builder.Entity<HistoricalAddressInvoiceData>()
+                   .HasOne(o => o.InvoiceData)
+                   .WithMany(i => i.HistoricalAddressInvoices).OnDelete(DeleteBehavior.Cascade);
             builder.Entity<HistoricalAddressInvoiceData>()
                 .HasKey(o => new
                 {
@@ -156,6 +192,10 @@ namespace BTCPayServer.Data
 #pragma warning restore CS0618
                 });
 
+
+            builder.Entity<InvoiceEventData>()
+                   .HasOne(o => o.InvoiceData)
+                   .WithMany(i => i.Events).OnDelete(DeleteBehavior.Cascade);
             builder.Entity<InvoiceEventData>()
                 .HasKey(o => new
                 {

BTCPayServer/Data/ApplicationDbContextFactory.cs

@@ -6,6 +6,11 @@ using System.Threading.Tasks;
 using Hangfire;
 using Hangfire.MemoryStorage;
 using Hangfire.PostgreSql;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Migrations;
+using JetBrains.Annotations;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Migrations.Operations;
+using Microsoft.EntityFrameworkCore.Metadata;
 
 namespace BTCPayServer.Data
 {
@@ -24,6 +29,15 @@ namespace BTCPayServer.Data
             _Type = type;
         }
 
+
+        public DatabaseType Type
+        {
+            get
+            {
+                return _Type;
+            }
+        }
+
         public ApplicationDbContext CreateContext()
         {
             var builder = new DbContextOptionsBuilder<ApplicationDbContext>();
@@ -31,20 +45,66 @@ namespace BTCPayServer.Data
             return new ApplicationDbContext(builder.Options);
         }
 
+        class CustomNpgsqlMigrationsSqlGenerator : NpgsqlMigrationsSqlGenerator
+        {
+            public CustomNpgsqlMigrationsSqlGenerator(MigrationsSqlGeneratorDependencies dependencies) : base(dependencies)
+            {
+            }
+
+            protected override void Generate(NpgsqlCreateDatabaseOperation operation, IModel model, MigrationCommandListBuilder builder)
+            {
+                builder
+                     .Append("CREATE DATABASE ")
+                     .Append(Dependencies.SqlGenerationHelper.DelimitIdentifier(operation.Name));
+
+                // POSTGRES gotcha: Indexed Text column (even if PK) are not used if we are not using C locale
+                builder
+                    .Append(" TEMPLATE ")
+                    .Append(Dependencies.SqlGenerationHelper.DelimitIdentifier("template0"));
+
+                builder
+                    .Append(" LC_CTYPE ")
+                    .Append(Dependencies.SqlGenerationHelper.DelimitIdentifier("C"));
+
+                builder
+                    .Append(" LC_COLLATE ")
+                    .Append(Dependencies.SqlGenerationHelper.DelimitIdentifier("C"));
+
+                builder
+                    .Append(" ENCODING ")
+                    .Append(Dependencies.SqlGenerationHelper.DelimitIdentifier("UTF8"));
+
+                if (operation.Tablespace != null)
+                {
+                    builder
+                        .Append(" TABLESPACE ")
+                        .Append(Dependencies.SqlGenerationHelper.DelimitIdentifier(operation.Tablespace));
+                }
+
+                builder.AppendLine(Dependencies.SqlGenerationHelper.StatementTerminator);
+
+                EndStatement(builder, suppressTransaction: true);
+            }
+        }
+
         public void ConfigureBuilder(DbContextOptionsBuilder builder)
         {
             if (_Type == DatabaseType.Sqlite)
                 builder.UseSqlite(_ConnectionString);
             else if (_Type == DatabaseType.Postgres)
-                builder.UseNpgsql(_ConnectionString);
+                builder
+                    .UseNpgsql(_ConnectionString)
+                    .ReplaceService<IMigrationsSqlGenerator, CustomNpgsqlMigrationsSqlGenerator>();
         }
 
         public void ConfigureHangfireBuilder(IGlobalConfiguration builder)
         {
-            if (_Type == DatabaseType.Sqlite)
-                builder.UseMemoryStorage(); //Sql provider does not support multiple workers
-            else if (_Type == DatabaseType.Postgres)
-                builder.UsePostgreSqlStorage(_ConnectionString);
+            builder.UseMemoryStorage();
+            //We always use memory storage because of incompatibilities with the latest postgres in 2.1
+            //if (_Type == DatabaseType.Sqlite)
+            //    builder.UseMemoryStorage(); //Sqlite provider does not support multiple workers
+            //else if (_Type == DatabaseType.Postgres)
+            //    builder.UsePostgreSqlStorage(_ConnectionString);
         }
     }
 }

BTCPayServer/Data/HistoricalAddressInvoiceData.cs

@@ -12,6 +12,11 @@ namespace BTCPayServer.Data
             get; set;
         }
 
+        public InvoiceData InvoiceData
+        {
+            get; set;
+        }
+
         /// <summary>
         /// Some crypto currencies share same address prefix
         /// For not having exceptions thrown by two address on different network, we suffix by "#CRYPTOCODE" 

BTCPayServer/Data/InvoiceData.cs

@@ -80,5 +80,6 @@ namespace BTCPayServer.Data
         {
             get; set;
         }
+        public List<PendingInvoiceData> PendingInvoices { get; set; }
     }
 }

BTCPayServer/Data/InvoiceEventData.cs

@@ -11,6 +11,10 @@ namespace BTCPayServer.Data
         {
             get; set;
         }
+        public InvoiceData InvoiceData
+        {
+            get; set;
+        }
         public string UniqueId { get; internal set; }
         public DateTimeOffset Timestamp
         {

BTCPayServer/Data/PairedSINData.cs

@@ -21,6 +21,9 @@ namespace BTCPayServer.Data
         {
             get; set;
         }
+
+        public StoreData StoreData { get; set; }
+
         public string Label
         {
             get;

BTCPayServer/Data/PendingInvoiceData.cs

@@ -11,5 +11,6 @@ namespace BTCPayServer.Data
         {
             get; set;
         }
+        public InvoiceData InvoiceData { get; set; }
     }
 }

BTCPayServer/Data/StoreData.cs

@@ -34,12 +34,13 @@ namespace BTCPayServer.Data
         {
             get; set;
         }
-
         public List<AppData> Apps
         {
             get; set;
         }
 
+        public List<InvoiceData> Invoices { get; set; }
+
         [Obsolete("Use GetDerivationStrategies instead")]
         public string DerivationStrategy
         {
@@ -192,11 +193,13 @@ namespace BTCPayServer.Data
         }
         [Obsolete("Use GetDefaultCrypto instead")]
         public string DefaultCrypto { get; set; }
+        public List<PairedSINData> PairedSINs { get; set; }
+        public IEnumerable<APIKeyData> APIKeys { get; set; }
 
 #pragma warning disable CS0618
-        public string GetDefaultCrypto()
+        public string GetDefaultCrypto(BTCPayNetworkProvider networkProvider = null)
         {
-            return DefaultCrypto ?? "BTC";
+            return DefaultCrypto ?? (networkProvider == null ? "BTC" : GetSupportedPaymentMethods(networkProvider).First().PaymentId.CryptoCode);
         }
         public void SetDefaultCrypto(string defaultCryptoCurrency)
         {
@@ -247,6 +250,7 @@ namespace BTCPayServer.Data
         {
             InvoiceExpiration = 15;
             MonitoringExpiration = 60;
+            PaymentTolerance = 0;
             RequiresRefundEmail = true;
         }
         public bool NetworkFeeDisabled
@@ -277,23 +281,9 @@ namespace BTCPayServer.Data
             set;
         }
 
-        public void SetRateMultiplier(double rate)
-        {
-            RateRules = new List<RateRule_Obsolete>();
-            RateRules.Add(new RateRule_Obsolete() { Multiplier = rate });
-        }
-        public decimal GetRateMultiplier()
-        {
-            decimal rate = 1.0m;
-            if (RateRules == null || RateRules.Count == 0)
-                return rate;
-            foreach (var rule in RateRules)
-            {
-                rate = rule.Apply(null, rate);
-            }
-            return rate;
-        }
+        public decimal Spread { get; set; } = 0.0m;
 
+        [Obsolete]
         public List<RateRule_Obsolete> RateRules { get; set; } = new List<RateRule_Obsolete>();
         public string PreferredExchange { get; set; }
 
@@ -326,17 +316,21 @@ namespace BTCPayServer.Data
             }
         }
 
+        [DefaultValue(0)]
+        [JsonProperty(DefaultValueHandling = DefaultValueHandling.Populate)]
+        public double PaymentTolerance { get; set; }
+
         public BTCPayServer.Rating.RateRules GetRateRules(BTCPayNetworkProvider networkProvider)
         {
-            if (!RateScripting || 
-                string.IsNullOrEmpty(RateScript) || 
+            if (!RateScripting ||
+                string.IsNullOrEmpty(RateScript) ||
                 !BTCPayServer.Rating.RateRules.TryParse(RateScript, out var rules))
             {
                 return GetDefaultRateRules(networkProvider);
             }
             else
             {
-                rules.GlobalMultiplier = GetRateMultiplier();
+                rules.Spread = Spread;
                 return rules;
             }
         }
@@ -362,8 +356,37 @@ namespace BTCPayServer.Data
             builder.AppendLine($"X_X = {preferredExchange}(X_X);");
 
             BTCPayServer.Rating.RateRules.TryParse(builder.ToString(), out var rules);
-            rules.GlobalMultiplier = GetRateMultiplier();
+            rules.Spread = Spread;
             return rules;
         }
+
+        [Obsolete("Use GetExcludedPaymentMethods instead")]
+        public string[] ExcludedPaymentMethods { get; set; }
+
+        public IPaymentFilter GetExcludedPaymentMethods()
+        {
+#pragma warning disable CS0618 // Type or member is obsolete
+            if (ExcludedPaymentMethods == null || ExcludedPaymentMethods.Length == 0)
+                return PaymentFilter.Never();
+            return PaymentFilter.Any(ExcludedPaymentMethods.Select(p => PaymentFilter.WhereIs(PaymentMethodId.Parse(p))).ToArray());
+#pragma warning restore CS0618 // Type or member is obsolete
+        }
+
+        public bool IsExcluded(PaymentMethodId paymentMethodId)
+        {
+            return GetExcludedPaymentMethods().Match(paymentMethodId);
+        }
+
+        public void SetExcluded(PaymentMethodId paymentMethodId, bool value)
+        {
+#pragma warning disable CS0618 // Type or member is obsolete
+            var methods = new HashSet<string>(ExcludedPaymentMethods ?? Array.Empty<string>());
+            if (value)
+                methods.Add(paymentMethodId.ToString());
+            else
+                methods.Remove(paymentMethodId.ToString());
+            ExcludedPaymentMethods = methods.ToArray();
+#pragma warning restore CS0618 // Type or member is obsolete
+        }
     }
 }

BTCPayServer/DerivationSchemeParser.cs

@@ -72,7 +72,7 @@ namespace BTCPayServer
                 }
                 try
                 {
-                    var data = Encoders.Base58Check.DecodeData(parts[i]);
+                    var data = Network.GetBase58CheckEncoder().DecodeData(parts[i]);
                     if (data.Length < 4)
                         continue;
                     var prefix = Utils.ToUInt32(data, false);
@@ -80,7 +80,7 @@ namespace BTCPayServer
                     for (int ii = 0; ii < 4; ii++)
                         data[ii] = standardPrefix[ii];
 
-                    var derivationScheme = new BitcoinExtPubKey(Encoders.Base58Check.EncodeData(data), Network).ToString();
+                    var derivationScheme = new BitcoinExtPubKey(Network.GetBase58CheckEncoder().EncodeData(data), Network).ToString();
                     electrumMapping.TryGetValue(prefix, out string[] labels);
                     if (labels != null)
                     {

BTCPayServer/DerivationStrategy.cs

@@ -32,7 +32,7 @@ namespace BTCPayServer
 
         public BTCPayNetwork Network { get { return this._Network; } }
 
-        public DerivationStrategyBase DerivationStrategyBase { get { return this._DerivationStrategy; } }
+        public DerivationStrategyBase DerivationStrategyBase => this._DerivationStrategy;
 
         public PaymentMethodId PaymentId => new PaymentMethodId(Network.CryptoCode, PaymentTypes.BTCLike);
 

BTCPayServer/Events/InvoiceEvent.cs

@@ -8,24 +8,20 @@ namespace BTCPayServer.Events
 {
     public class InvoiceEvent
     {
-        public InvoiceEvent(InvoiceEntity invoice, int code, string name) : this(invoice.Id, code, name)
+        public InvoiceEvent(Models.InvoiceResponse invoice, int code, string name)
         {
-
-        }
-        public InvoiceEvent(string invoiceId, int code, string name)
-        {
-            InvoiceId = invoiceId;
+            Invoice = invoice;
             EventCode = code;
             Name = name;
         }
 
-        public string InvoiceId { get; set; }
+        public Models.InvoiceResponse Invoice { get; set; }
         public int EventCode { get; set; }
         public string Name { get; set; }
 
         public override string ToString()
         {
-            return $"Invoice {InvoiceId} new event: {Name} ({EventCode})";
+            return $"Invoice {Invoice.Id} new event: {Name} ({EventCode})";
         }
     }
 }

BTCPayServer/Events/NBXplorerStateChangedEvent.cs

@@ -6,21 +6,6 @@ using BTCPayServer.HostedServices;
 
 namespace BTCPayServer.Events
 {
-    public class NBXplorerErrorEvent
-    {
-        public NBXplorerErrorEvent(BTCPayNetwork network, string errorMessage)
-        {
-            Message = errorMessage;
-            Network = network;
-        }
-        public string Message { get; set; }
-        public BTCPayNetwork Network { get; set; }
-
-        public override string ToString()
-        {
-            return $"{Network.CryptoCode}: NBXplorer error `{Message}`";
-        }
-    }
     public class NBXplorerStateChangedEvent
     {
         public NBXplorerStateChangedEvent(BTCPayNetwork network, NBXplorerState old, NBXplorerState newState)

BTCPayServer/Extensions.cs

@@ -31,33 +31,12 @@ using System.Security.Claims;
 using System.Globalization;
 using BTCPayServer.Services;
 using BTCPayServer.Data;
+using Microsoft.EntityFrameworkCore.Infrastructure;
 
 namespace BTCPayServer
 {
     public static class Extensions
     {
-        public static string Prettify(this TimeSpan timeSpan)
-        {
-            if (timeSpan.TotalMinutes < 1)
-            {
-                return $"{(int)timeSpan.TotalSeconds} second{Plural((int)timeSpan.TotalSeconds)}";
-            }
-            if (timeSpan.TotalHours < 1)
-            {
-                return $"{(int)timeSpan.TotalMinutes} minute{Plural((int)timeSpan.TotalMinutes)}";
-            }
-            if (timeSpan.Days < 1)
-            {
-                return $"{(int)timeSpan.TotalHours} hour{Plural((int)timeSpan.TotalHours)}";
-            }
-            return $"{(int)timeSpan.TotalDays} day{Plural((int)timeSpan.TotalDays)}";
-        }
-
-        private static string Plural(int totalDays)
-        {
-            return totalDays > 1 ? "s" : string.Empty;
-        }
-
         public static string PrettyPrint(this TimeSpan expiration)
         {
             StringBuilder builder = new StringBuilder();
@@ -104,6 +83,15 @@ namespace BTCPayServer
             return activeProvider != "Microsoft.EntityFrameworkCore.Sqlite";
         }
 
+        public static bool SupportDropForeignKey(this Microsoft.EntityFrameworkCore.Migrations.Migration migration, string activeProvider)
+        {
+            return activeProvider != "Microsoft.EntityFrameworkCore.Sqlite";
+        }
+        public static bool SupportDropForeignKey(this DatabaseFacade facade)
+        {
+            return facade.ProviderName != "Microsoft.EntityFrameworkCore.Sqlite";
+        }
+
         public static async Task<Dictionary<uint256, TransactionResult>> GetTransactions(this BTCPayWallet client, uint256[] hashes, CancellationToken cts = default(CancellationToken))
         {
             hashes = hashes.Distinct().ToArray();
@@ -120,6 +108,26 @@ namespace BTCPayServer
             return str + "/";
         }
 
+        public static void SetHeaderOnStarting(this HttpResponse resp, string name, string value)
+        {
+            if (resp.HasStarted)
+                return;
+            resp.OnStarting(() =>
+            {
+                SetHeader(resp, name, value);
+                return Task.CompletedTask;
+            });
+        }
+
+        public static void SetHeader(this HttpResponse resp, string name, string value)
+        {
+            var existing = resp.Headers[name].FirstOrDefault();
+            if (existing != null && value == null)
+                resp.Headers.Remove(name);
+            else
+                resp.Headers[name] = value;
+        }
+
         public static string GetAbsoluteRoot(this HttpRequest request)
         {
             return string.Concat(
@@ -129,9 +137,26 @@ namespace BTCPayServer
                         request.PathBase.ToUriComponent());
         }
 
+        public static string GetCurrentUrl(this HttpRequest request)
+        {
+            return string.Concat(
+                        request.Scheme,
+                        "://",
+                        request.Host.ToUriComponent(),
+                        request.PathBase.ToUriComponent(),
+                        request.Path.ToUriComponent());
+        }
+
+        public static string GetCurrentPath(this HttpRequest request)
+        {
+            return string.Concat(
+                        request.PathBase.ToUriComponent(),
+                        request.Path.ToUriComponent());
+        }
+
         public static string GetAbsoluteUri(this HttpRequest request, string redirectUrl)
         {
-            bool isRelative = 
+            bool isRelative =
                 (redirectUrl.Length > 0 && redirectUrl[0] == '/')
                 || !new Uri(redirectUrl, UriKind.RelativeOrAbsolute).IsAbsoluteUri;
             return isRelative ? request.GetAbsoluteRoot() + redirectUrl : redirectUrl;
@@ -163,7 +188,7 @@ namespace BTCPayServer
 
         public static void AddRange<T>(this HashSet<T> hashSet, IEnumerable<T> items)
         {
-            foreach(var item in items)
+            foreach (var item in items)
             {
                 hashSet.Add(item);
             }
@@ -179,6 +204,30 @@ namespace BTCPayServer
             NBitcoin.Extensions.TryAdd(ctx.Items, "BitpayAuth", value);
         }
 
+        public static async Task<T> WithCancellation<T>(this Task<T> task, CancellationToken cancellationToken)
+        {
+            using (var delayCTS = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken))
+            {
+                var waiting = Task.Delay(-1, delayCTS.Token);
+                var doing = task;
+                await Task.WhenAny(waiting, doing);
+                delayCTS.Cancel();
+                cancellationToken.ThrowIfCancellationRequested();
+                return await doing;
+            }
+        }
+        public static async Task WithCancellation(this Task task, CancellationToken cancellationToken)
+        {
+            using (var delayCTS = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken))
+            {
+                var waiting = Task.Delay(-1, delayCTS.Token);
+                var doing = task;
+                await Task.WhenAny(waiting, doing);
+                delayCTS.Cancel();
+                cancellationToken.ThrowIfCancellationRequested();
+            }
+        }
+
         public static (string Signature, String Id, String Authorization) GetBitpayAuth(this HttpContext ctx)
         {
             ctx.Items.TryGetValue("BitpayAuth", out object obj);

BTCPayServer/Filters/ContentSecurityPolicyAttribute.cs

@@ -0,0 +1,106 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using BTCPayServer.Security;
+using Microsoft.AspNetCore.Mvc.Filters;
+
+namespace BTCPayServer.Filters
+{
+    public interface IContentSecurityPolicy : IFilterMetadata { }
+    public class ContentSecurityPolicyAttribute : Attribute, IActionFilter, IContentSecurityPolicy
+    {
+        public void OnActionExecuted(ActionExecutedContext context)
+        {
+
+        }
+
+        public bool AutoSelf { get; set; } = true;
+        public bool UnsafeInline { get; set; } = true;
+        public bool FixWebsocket { get; set; } = true;
+        public string FontSrc { get; set; } = null;
+        public string ImgSrc { get; set; } = null;
+        public string DefaultSrc { get; set; }
+        public string StyleSrc { get; set; }
+        public string ScriptSrc { get; set; }
+
+        public void OnActionExecuting(ActionExecutingContext context)
+        {
+            if (context.IsEffectivePolicy<IContentSecurityPolicy>(this))
+            {
+                var policies = context.HttpContext.RequestServices.GetService(typeof(ContentSecurityPolicies)) as ContentSecurityPolicies;
+                if (policies == null)
+                    return;
+                if (DefaultSrc != null)
+                {
+                    policies.Add(new ConsentSecurityPolicy("default-src", DefaultSrc));
+                }
+                if (UnsafeInline)
+                {
+                    policies.Add(new ConsentSecurityPolicy("script-src", "'unsafe-inline'"));
+                }
+                if (!string.IsNullOrEmpty(FontSrc))
+                {
+                    policies.Add(new ConsentSecurityPolicy("font-src", FontSrc));
+                }
+
+                if (!string.IsNullOrEmpty(ImgSrc))
+                {
+                    policies.Add(new ConsentSecurityPolicy("img-src", ImgSrc));
+                }
+
+                if (!string.IsNullOrEmpty(StyleSrc))
+                {
+                    policies.Add(new ConsentSecurityPolicy("style-src", StyleSrc));
+                }
+
+                if (!string.IsNullOrEmpty(ScriptSrc))
+                {
+                    policies.Add(new ConsentSecurityPolicy("script-src", ScriptSrc));
+                }
+
+                if (FixWebsocket && AutoSelf) // Self does not match wss:// and ws:// :(
+                {
+                    var request = context.HttpContext.Request;
+
+                    var url = string.Concat(
+                            request.Scheme.Equals("http", StringComparison.OrdinalIgnoreCase) ? "ws" : "wss",
+                            "://",
+                            request.Host.ToUriComponent(),
+                            request.PathBase.ToUriComponent());
+                    policies.Add(new ConsentSecurityPolicy("connect-src", url));
+                }
+
+                context.HttpContext.Response.OnStarting(() =>
+                {
+                    if (!policies.HasRules)
+                        return Task.CompletedTask;
+                    if (AutoSelf)
+                    {
+                        bool hasSelf = false;
+                        foreach (var group in policies.Rules.GroupBy(p => p.Name))
+                        {
+                            hasSelf = group.Any(g => g.Value.Contains("'self'", StringComparison.OrdinalIgnoreCase));
+                            if (!hasSelf && !group.Any(g => g.Value.Contains("'none'", StringComparison.OrdinalIgnoreCase) ||
+                                               g.Value.Contains("*", StringComparison.OrdinalIgnoreCase)))
+                            {
+                                policies.Add(new ConsentSecurityPolicy(group.Key, "'self'"));
+                                hasSelf = true;
+                            }
+                            if (hasSelf)
+                            {
+                                foreach (var authorized in policies.Authorized)
+                                {
+                                    policies.Add(new ConsentSecurityPolicy(group.Key, authorized));
+                                }
+                            }
+                        }
+                    }
+                    context.HttpContext.Response.SetHeader("Content-Security-Policy", policies.ToString());
+                    return Task.CompletedTask;
+                });
+            }
+        }
+    }
+}

BTCPayServer/Filters/ReferrerPolicyAttribute.cs

@@ -0,0 +1,30 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Mvc.Filters;
+
+namespace BTCPayServer.Filters
+{
+    public interface IReferrerPolicy : IFilterMetadata { }
+    public class ReferrerPolicyAttribute : Attribute, IActionFilter
+    {
+        public ReferrerPolicyAttribute(string value)
+        {
+            Value = value;
+        }
+        public string Value { get; set; }
+        public void OnActionExecuted(ActionExecutedContext context)
+        {
+
+        }
+
+        public void OnActionExecuting(ActionExecutingContext context)
+        {
+            if (context.IsEffectivePolicy<ReferrerPolicyAttribute>(this))
+            {
+                context.HttpContext.Response.SetHeaderOnStarting("Referrer-Policy", Value);
+            }
+        }
+    }
+}

BTCPayServer/Filters/XContentTypeOptionsAttribute.cs

@@ -0,0 +1,25 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Mvc.Filters;
+
+namespace BTCPayServer.Filters
+{
+    public class XContentTypeOptionsAttribute : Attribute, IActionFilter
+    {
+        public XContentTypeOptionsAttribute(string value)
+        {
+            Value = value;
+        }
+        public void OnActionExecuted(ActionExecutedContext context)
+        {
+        }
+
+        public string Value { get; set; }
+        public void OnActionExecuting(ActionExecutingContext context)
+        {
+            context.HttpContext.Response.SetHeaderOnStarting("X-Content-Type-Options", Value);
+        }
+    }
+}

BTCPayServer/Filters/XFrameOptionsAttribute.cs

@@ -23,11 +23,7 @@ namespace BTCPayServer.Filters
 
         public void OnActionExecuting(ActionExecutingContext context)
         {
-            var existing = context.HttpContext.Response.Headers["x-frame-options"].FirstOrDefault();
-            if (existing != null && Value == null)
-                context.HttpContext.Response.Headers.Remove("x-frame-options");
-            else
-                context.HttpContext.Response.Headers["x-frame-options"] = Value;
+            context.HttpContext.Response.SetHeaderOnStarting("X-Frame-Options", Value);
         }
     }
 }

BTCPayServer/Filters/XXSSProtectionAttribute.cs

@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Mvc.Filters;
+using Microsoft.AspNetCore.Mvc.ViewFeatures;
+using Microsoft.AspNetCore.Mvc.ViewFeatures.Internal;
+
+namespace BTCPayServer.Filters
+{
+    public class XXSSProtectionAttribute : Attribute, IActionFilter
+    {
+        public void OnActionExecuted(ActionExecutedContext context)
+        {
+        }
+
+        public void OnActionExecuting(ActionExecutingContext context)
+        {
+            context.HttpContext.Response.SetHeaderOnStarting("X-XSS-Protection", "1; mode=block");
+        }
+        
+    }
+}

BTCPayServer/HostedServices/CssThemeManager.cs

@@ -11,6 +11,8 @@ using NBXplorer.Models;
 using System.Collections.Concurrent;
 using BTCPayServer.Events;
 using BTCPayServer.Services;
+using Microsoft.AspNetCore.Mvc.Filters;
+using BTCPayServer.Security;
 
 namespace BTCPayServer.HostedServices
 {
@@ -41,6 +43,40 @@ namespace BTCPayServer.HostedServices
         {
             get { return _creativeStartUri; }
         }
+
+        public bool ShowRegister { get; set; }
+
+        internal void Update(PoliciesSettings data)
+        {
+            ShowRegister = !data.LockSubscription;
+        }
+    }
+
+    public class ContentSecurityPolicyCssThemeManager : Attribute, IActionFilter, IOrderedFilter
+    {
+        public int Order => 1001;
+
+        public void OnActionExecuted(ActionExecutedContext context)
+        {
+            
+        }
+
+        public void OnActionExecuting(ActionExecutingContext context)
+        {
+            var manager = context.HttpContext.RequestServices.GetService(typeof(CssThemeManager)) as CssThemeManager;
+            var policies = context.HttpContext.RequestServices.GetService(typeof(ContentSecurityPolicies)) as ContentSecurityPolicies;
+            if (manager != null && policies != null)
+            {
+                if(manager.CreativeStartUri != null && Uri.TryCreate(manager.CreativeStartUri, UriKind.Absolute, out var uri))
+                {
+                    policies.Clear();
+                }
+                if (manager.BootstrapUri != null && Uri.TryCreate(manager.BootstrapUri, UriKind.Absolute, out uri))
+                {
+                    policies.Clear();
+                }
+            }
+        }
     }
 
     public class CssThemeManagerHostedService : BaseAsyncService
@@ -58,10 +94,19 @@ namespace BTCPayServer.HostedServices
         {
             return new[]
             {
-                CreateLoopTask(ListenForThemeChanges)
+                CreateLoopTask(ListenForThemeChanges),
+                CreateLoopTask(ListenForPoliciesChanges),
             };
         }
 
+        async Task ListenForPoliciesChanges()
+        {
+            await new SynchronizationContextRemover();
+            var data = (await _SettingsRepository.GetSettingAsync<PoliciesSettings>()) ?? new PoliciesSettings();
+            _CssThemeManager.Update(data);
+            await _SettingsRepository.WaitSettingsChanged<PoliciesSettings>(Cancellation);
+        }
+
         async Task ListenForThemeChanges()
         {
             await new SynchronizationContextRemover();

BTCPayServer/HostedServices/InvoiceNotificationManager.cs

@@ -198,7 +198,12 @@ namespace BTCPayServer.HostedServices
                 PosData = dto.PosData,
                 Price = dto.Price,
                 Status = dto.Status,
-                BuyerFields = invoice.RefundMail == null ? null : new Newtonsoft.Json.Linq.JObject() { new JProperty("buyerEmail", invoice.RefundMail) }
+                BuyerFields = invoice.RefundMail == null ? null : new Newtonsoft.Json.Linq.JObject() { new JProperty("buyerEmail", invoice.RefundMail) },
+                PaymentSubtotals = dto.PaymentSubtotals,
+                PaymentTotals = dto.PaymentTotals,
+                AmountPaid = dto.AmountPaid,
+                ExchangeRates = dto.ExchangeRates,
+                
             };
 
             // We keep backward compatibility with bitpay by passing BTC info to the notification
@@ -207,7 +212,7 @@ namespace BTCPayServer.HostedServices
             if (btcCryptoInfo != null)
             {
 #pragma warning disable CS0618
-                notification.Rate = (double)dto.Rate;
+                notification.Rate = dto.Rate;
                 notification.Url = dto.Url;
                 notification.BTCDue = dto.BTCDue;
                 notification.BTCPaid = dto.BTCPaid;
@@ -304,8 +309,13 @@ namespace BTCPayServer.HostedServices
         {
             leases.Add(_EventAggregator.Subscribe<InvoiceEvent>(async e =>
             {
-                var invoice = await _InvoiceRepository.GetInvoice(null, e.InvoiceId);
-                await SaveEvent(invoice.Id, e);
+                var invoice = await _InvoiceRepository.GetInvoice(null, e.Invoice.Id);
+                if (invoice == null)
+                    return;
+                List<Task> tasks = new List<Task>();
+
+                // Awaiting this later help make sure invoices should arrive in order
+                tasks.Add(SaveEvent(invoice.Id, e));
 
                 // we need to use the status in the event and not in the invoice. The invoice might now be in another status.
                 if (invoice.FullNotifications)
@@ -315,20 +325,22 @@ namespace BTCPayServer.HostedServices
                        e.Name == "invoice_failedToConfirm" ||
                        e.Name == "invoice_markedInvalid" ||
                        e.Name == "invoice_failedToConfirm" ||
-                       e.Name == "invoice_completed"
+                       e.Name == "invoice_completed" ||
+                       e.Name == "invoice_expiredPaidPartial"
                      )
-                        await Notify(invoice);
+                        tasks.Add(Notify(invoice));
                 }
 
                 if (e.Name == "invoice_confirmed")
                 {
-                    await Notify(invoice);
+                    tasks.Add(Notify(invoice));
                 }
 
                 if (invoice.ExtendedNotifications)
                 {
-                    await Notify(invoice, e.EventCode, e.Name);
+                    tasks.Add(Notify(invoice, e.EventCode, e.Name));
                 }
+                await Task.WhenAll(tasks.ToArray());
             }));
 
 

BTCPayServer/HostedServices/InvoiceWatcher.cs

@@ -66,8 +66,10 @@ namespace BTCPayServer.HostedServices
                 context.MarkDirty();
                 await _InvoiceRepository.UnaffectAddress(invoice.Id);
 
-                context.Events.Add(new InvoiceEvent(invoice, 1004, "invoice_expired"));
+                context.Events.Add(new InvoiceEvent(invoice.EntityToDTO(_NetworkProvider), 1004, "invoice_expired"));
                 invoice.Status = "expired";
+                if(invoice.ExceptionStatus == "paidPartial")
+                    context.Events.Add(new InvoiceEvent(invoice.EntityToDTO(_NetworkProvider), 2000, "invoice_expiredPaidPartial"));
             }
 
             var payments = invoice.GetPayments().Where(p => p.Accounted).ToArray();
@@ -78,11 +80,11 @@ namespace BTCPayServer.HostedServices
             var network = _NetworkProvider.GetNetwork(paymentMethod.GetId().CryptoCode);
             if (invoice.Status == "new" || invoice.Status == "expired")
             {
-                if (accounting.Paid >= accounting.TotalDue)
+                if (accounting.Paid >= accounting.MinimumTotalDue)
                 {
                     if (invoice.Status == "new")
                     {
-                        context.Events.Add(new InvoiceEvent(invoice, 1003, "invoice_paidInFull"));
+                        context.Events.Add(new InvoiceEvent(invoice.EntityToDTO(_NetworkProvider), 1003, "invoice_paidInFull"));
                         invoice.Status = "paid";
                         invoice.ExceptionStatus = accounting.Paid > accounting.TotalDue ? "paidOver" : null;
                         await _InvoiceRepository.UnaffectAddress(invoice.Id);
@@ -91,22 +93,22 @@ namespace BTCPayServer.HostedServices
                     else if (invoice.Status == "expired" && invoice.ExceptionStatus != "paidLate")
                     {
                         invoice.ExceptionStatus = "paidLate";
-                        context.Events.Add(new InvoiceEvent(invoice, 1009, "invoice_paidAfterExpiration"));
+                        context.Events.Add(new InvoiceEvent(invoice.EntityToDTO(_NetworkProvider), 1009, "invoice_paidAfterExpiration"));
                         context.MarkDirty();
                     }
                 }
 
-                if (accounting.Paid < accounting.TotalDue && invoice.GetPayments().Count != 0 && invoice.ExceptionStatus != "paidPartial")
+                if (accounting.Paid < accounting.MinimumTotalDue && invoice.GetPayments().Count != 0 && invoice.ExceptionStatus != "paidPartial")
                 {
-                    invoice.ExceptionStatus = "paidPartial";
-                    context.MarkDirty();
+                        invoice.ExceptionStatus = "paidPartial";
+                        context.MarkDirty();
                 }
             }
 
             // Just make sure RBF did not cancelled a payment
             if (invoice.Status == "paid")
             {
-                if (accounting.Paid == accounting.TotalDue && invoice.ExceptionStatus == "paidOver")
+                if (accounting.MinimumTotalDue <= accounting.Paid && accounting.Paid <= accounting.TotalDue && invoice.ExceptionStatus == "paidOver")
                 {
                     invoice.ExceptionStatus = null;
                     context.MarkDirty();
@@ -118,7 +120,7 @@ namespace BTCPayServer.HostedServices
                     context.MarkDirty();
                 }
 
-                if (accounting.Paid < accounting.TotalDue)
+                if (accounting.Paid < accounting.MinimumTotalDue)
                 {
                     invoice.Status = "new";
                     invoice.ExceptionStatus = accounting.Paid == Money.Zero ? null : "paidPartial";
@@ -134,17 +136,17 @@ namespace BTCPayServer.HostedServices
                    (invoice.MonitoringExpiration < DateTimeOffset.UtcNow)
                    &&
                    // And not enough amount confirmed
-                   (confirmedAccounting.Paid < accounting.TotalDue))
+                   (confirmedAccounting.Paid < accounting.MinimumTotalDue))
                 {
                     await _InvoiceRepository.UnaffectAddress(invoice.Id);
-                    context.Events.Add(new InvoiceEvent(invoice, 1013, "invoice_failedToConfirm"));
+                    context.Events.Add(new InvoiceEvent(invoice.EntityToDTO(_NetworkProvider), 1013, "invoice_failedToConfirm"));
                     invoice.Status = "invalid";
                     context.MarkDirty();
                 }
-                else if (confirmedAccounting.Paid >= accounting.TotalDue)
+                else if (confirmedAccounting.Paid >= accounting.MinimumTotalDue)
                 {
                     await _InvoiceRepository.UnaffectAddress(invoice.Id);
-                    context.Events.Add(new InvoiceEvent(invoice, 1005, "invoice_confirmed"));
+                    context.Events.Add(new InvoiceEvent(invoice.EntityToDTO(_NetworkProvider), 1005, "invoice_confirmed"));
                     invoice.Status = "confirmed";
                     context.MarkDirty();
                 }
@@ -153,9 +155,9 @@ namespace BTCPayServer.HostedServices
             if (invoice.Status == "confirmed")
             {
                 var completedAccounting = paymentMethod.Calculate(p => p.GetCryptoPaymentData().PaymentCompleted(p, network));
-                if (completedAccounting.Paid >= accounting.TotalDue)
+                if (completedAccounting.Paid >= accounting.MinimumTotalDue)
                 {
-                    context.Events.Add(new InvoiceEvent(invoice, 1006, "invoice_completed"));
+                    context.Events.Add(new InvoiceEvent(invoice.EntityToDTO(_NetworkProvider), 1006, "invoice_completed"));
                     invoice.Status = "complete";
                     context.MarkDirty();
                 }
@@ -247,13 +249,13 @@ namespace BTCPayServer.HostedServices
             {
                 if (b.Name == "invoice_created")
                 {
-                    Watch(b.InvoiceId);
-                    await Wait(b.InvoiceId);
+                    Watch(b.Invoice.Id);
+                    await Wait(b.Invoice.Id);
                 }
 
                 if (b.Name == "invoice_receivedPayment")
                 {
-                    Watch(b.InvoiceId);
+                    Watch(b.Invoice.Id);
                 }
             }));
             return Task.CompletedTask;
@@ -289,7 +291,7 @@ namespace BTCPayServer.HostedServices
                             if (updateContext.Dirty)
                             {
                                 await _InvoiceRepository.UpdateInvoiceStatus(invoice.Id, invoice.Status, invoice.ExceptionStatus);
-                                updateContext.Events.Add(new InvoiceDataChangedEvent(invoice));
+                                updateContext.Events.Insert(0, new InvoiceDataChangedEvent(invoice));
                             }
 
                             foreach (var evt in updateContext.Events)

BTCPayServer/HostedServices/MigratorHostedService.cs

@@ -0,0 +1,120 @@
+using System;
+using Microsoft.Extensions.Logging;
+using Microsoft.EntityFrameworkCore;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using BTCPayServer.Data;
+using BTCPayServer.Services;
+using BTCPayServer.Services.Stores;
+using BTCPayServer.Logging;
+
+namespace BTCPayServer.HostedServices
+{
+    public class MigratorHostedService : BaseAsyncService
+    {
+        private ApplicationDbContextFactory _DBContextFactory;
+        private StoreRepository _StoreRepository;
+        private BTCPayNetworkProvider _NetworkProvider;
+        private SettingsRepository _Settings;
+        public MigratorHostedService(
+            BTCPayNetworkProvider networkProvider,
+            StoreRepository storeRepository,
+            ApplicationDbContextFactory dbContextFactory,
+            SettingsRepository settingsRepository)
+        {
+            _DBContextFactory = dbContextFactory;
+            _StoreRepository = storeRepository;
+            _NetworkProvider = networkProvider;
+            _Settings = settingsRepository;
+        }
+        internal override Task[] InitializeTasks()
+        {
+            return new[]
+            {
+                Update()
+            };
+        }
+
+        private async Task Update()
+        {
+            try
+            {
+                var settings = (await _Settings.GetSettingAsync<MigrationSettings>()) ?? new MigrationSettings();
+                if (!settings.DeprecatedLightningConnectionStringCheck)
+                {
+                    await DeprecatedLightningConnectionStringCheck();
+                    settings.DeprecatedLightningConnectionStringCheck = true;
+                    await _Settings.UpdateSetting(settings);
+                }
+                if (!settings.UnreachableStoreCheck)
+                {
+                    await UnreachableStoreCheck();
+                    settings.UnreachableStoreCheck = true;
+                    await _Settings.UpdateSetting(settings);
+                }
+                if (!settings.ConvertMultiplierToSpread)
+                {
+                    await ConvertMultiplierToSpread();
+                    settings.ConvertMultiplierToSpread = true;
+                    await _Settings.UpdateSetting(settings);
+                }
+            }
+            catch (Exception ex)
+            {
+                Logs.PayServer.LogError(ex, "Error on the MigratorHostedService");
+                throw;
+            }
+        }
+
+        private async Task ConvertMultiplierToSpread()
+        {
+            using (var ctx = _DBContextFactory.CreateContext())
+            {
+                foreach (var store in await ctx.Stores.ToArrayAsync())
+                {
+                    var blob = store.GetStoreBlob();
+#pragma warning disable CS0612 // Type or member is obsolete
+                    decimal multiplier = 1.0m;
+                    if (blob.RateRules != null && blob.RateRules.Count != 0)
+                    {
+                        foreach (var rule in blob.RateRules)
+                        {
+                            multiplier = rule.Apply(null, multiplier);
+                        }
+                    }
+                    blob.RateRules = null;
+                    blob.Spread = Math.Min(1.0m, Math.Max(0m, -(multiplier - 1.0m)));
+                    store.SetStoreBlob(blob);
+#pragma warning restore CS0612 // Type or member is obsolete
+                }
+                await ctx.SaveChangesAsync();
+            }
+        }
+
+        private Task UnreachableStoreCheck()
+        {
+            return _StoreRepository.CleanUnreachableStores();
+        }
+
+        private async Task DeprecatedLightningConnectionStringCheck()
+        {
+            using (var ctx = _DBContextFactory.CreateContext())
+            {
+                foreach (var store in await ctx.Stores.ToArrayAsync())
+                {
+                    foreach (var method in store.GetSupportedPaymentMethods(_NetworkProvider).OfType<Payments.Lightning.LightningSupportedPaymentMethod>())
+                    {
+                        var lightning = method.GetLightningUrl();
+                        if (lightning.IsLegacy)
+                        {
+                            method.SetLightningUrl(lightning);
+                            store.SetSupportedPaymentMethod(method.PaymentId, method);
+                        }
+                    }
+                }
+                await ctx.SaveChangesAsync();
+            }
+        }
+    }
+}

BTCPayServer/HostedServices/NBXplorerWaiter.cs

@@ -192,7 +192,7 @@ namespace BTCPayServer.HostedServices
             {
                 State = NBXplorerState.NotConnected;
                 status = null;
-                _Aggregator.Publish(new NBXplorerErrorEvent(_Network, error));
+                Logs.PayServer.LogError($"{_Network.CryptoCode}: NBXplorer error `{error}`");
             }
 
             _Dashboard.Publish(_Network, State, status, error);

BTCPayServer/Hosting/BTCPayServerServices.cs

@@ -12,7 +12,6 @@ using NBitcoin;
 using BTCPayServer.Data;
 using Microsoft.EntityFrameworkCore;
 using System.IO;
-using Microsoft.Data.Sqlite;
 using NBXplorer;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.Extensions.Hosting;
@@ -40,6 +39,8 @@ using BTCPayServer.HostedServices;
 using Meziantou.AspNetCore.BundleTagHelpers;
 using System.Security.Claims;
 using BTCPayServer.Security;
+using Microsoft.AspNetCore.Mvc.ModelBinding;
+using NBXplorer.DerivationStrategy;
 
 namespace BTCPayServer.Hosting
 {
@@ -93,6 +94,7 @@ namespace BTCPayServer.Hosting
                 return opts.NetworkProvider;
             });
 
+            services.TryAddSingleton<LightningConfigurationProvider>();
             services.TryAddSingleton<LanguageService>();
             services.TryAddSingleton<NBXplorerDashboard>();
             services.TryAddSingleton<StoreRepository>();
@@ -105,7 +107,13 @@ namespace BTCPayServer.Hosting
             });
 
             services.AddSingleton<CssThemeManager>();
+            services.Configure<MvcOptions>((o) => {
+                o.Filters.Add(new ContentSecurityPolicyCssThemeManager());
+                o.ModelMetadataDetailsProviders.Add(new SuppressChildValidationMetadataProvider(typeof(WalletId)));
+                o.ModelMetadataDetailsProviders.Add(new SuppressChildValidationMetadataProvider(typeof(DerivationStrategyBase)));
+            });
             services.AddSingleton<IHostedService, CssThemeManagerHostedService>();
+            services.AddSingleton<IHostedService, MigratorHostedService>();
 
             services.AddSingleton<Payments.IPaymentMethodHandler<DerivationStrategy>, Payments.Bitcoin.BitcoinLikePaymentHandler>();
             services.AddSingleton<IHostedService, Payments.Bitcoin.NBXplorerListener>();
@@ -118,7 +126,6 @@ namespace BTCPayServer.Hosting
             services.AddSingleton<IHostedService, InvoiceWatcher>();
             services.AddSingleton<IHostedService, RatesHostedService>();
             services.AddTransient<IConfigureOptions<MvcOptions>, BTCPayClaimsFilter>();
-            services.AddTransient<IConfigureOptions<MvcOptions>, BitpayClaimsFilter>();
 
             services.TryAddSingleton<ExplorerClientProvider>();
             services.TryAddSingleton<Bitpay>(o =>
@@ -138,6 +145,7 @@ namespace BTCPayServer.Hosting
             // bundling
 
             services.AddAuthorization(o => Policies.AddBTCPayPolicies(o));
+            BitpayAuthentication.AddAuthentication(services);
 
             services.AddBundles();
             services.AddTransient<BundleOptions>(provider =>
@@ -149,6 +157,10 @@ namespace BTCPayServer.Hosting
                 return bundle;
             });
 
+            services.AddCors(options=> 
+            {
+                options.AddPolicy(CorsPolicies.All, p=>p.AllowAnyHeader().AllowAnyMethod().AllowAnyOrigin());
+            });
             return services;
         }
 

BTCPayServer/Hosting/BTCpayMiddleware.cs

@@ -79,12 +79,13 @@ namespace BTCPayServer.Hosting
             if (!httpContext.Request.Path.HasValue)
                 return false;
 
+            var isJson = (httpContext.Request.ContentType ?? string.Empty).StartsWith("application/json", StringComparison.OrdinalIgnoreCase);
             var path = httpContext.Request.Path.Value;
             if (
                 bitpayAuth &&
                 path == "/invoices" &&
               httpContext.Request.Method == "POST" &&
-              (httpContext.Request.ContentType ?? string.Empty).StartsWith("application/json", StringComparison.OrdinalIgnoreCase))
+              isJson)
                 return true;
 
             if (
@@ -94,12 +95,12 @@ namespace BTCPayServer.Hosting
                 return true;
 
             if (
-                bitpayAuth &&
                 path.StartsWith("/invoices/", StringComparison.OrdinalIgnoreCase) &&
-                httpContext.Request.Method == "GET")
+                httpContext.Request.Method == "GET" &&
+                (isJson || httpContext.Request.Query.ContainsKey("token")))
                 return true;
 
-            if (path.Equals("/rates", StringComparison.OrdinalIgnoreCase) &&
+            if (path.StartsWith("/rates", StringComparison.OrdinalIgnoreCase) &&
                 httpContext.Request.Method == "GET")
                 return true;
 

BTCPayServer/Hosting/Startup.cs

@@ -35,11 +35,11 @@ using Hangfire.Annotations;
 using Microsoft.Extensions.DependencyInjection.Extensions;
 using System.Threading;
 using Microsoft.Extensions.Options;
-using Microsoft.ApplicationInsights.AspNetCore.Extensions;
 using Microsoft.AspNetCore.Mvc.Cors.Internal;
 using Microsoft.AspNetCore.Server.Kestrel.Core;
 using System.Net;
 using Meziantou.AspNetCore.BundleTagHelpers;
+using BTCPayServer.Security;
 
 namespace BTCPayServer.Hosting
 {
@@ -80,8 +80,19 @@ namespace BTCPayServer.Hosting
             services.AddMvc(o =>
             {
                 o.Filters.Add(new XFrameOptionsAttribute("DENY"));
+                o.Filters.Add(new XContentTypeOptionsAttribute("nosniff"));
+                o.Filters.Add(new XXSSProtectionAttribute());
+                o.Filters.Add(new ReferrerPolicyAttribute("same-origin"));
+                //o.Filters.Add(new ContentSecurityPolicyAttribute()
+                //{
+                //    FontSrc = "'self' https://fonts.gstatic.com/",
+                //    ImgSrc = "'self' data:",
+                //    DefaultSrc = "'none'",
+                //    StyleSrc = "'self' 'unsafe-inline'",
+                //    ScriptSrc = "'self' 'unsafe-inline'"
+                //});
             });
-
+            services.TryAddScoped<ContentSecurityPolicies>();
             services.Configure<IdentityOptions>(options =>
             {
                 options.Password.RequireDigit = false;
@@ -104,10 +115,6 @@ namespace BTCPayServer.Hosting
                     b.AllowAnyMethod().AllowAnyHeader().AllowAnyOrigin();
                 });
             });
-            services.Configure<IOptions<ApplicationInsightsServiceOptions>>(o =>
-            {
-                o.Value.DeveloperMode = _Env.IsDevelopment();
-            });
 
             // Needed to debug U2F for ledger support
             //services.Configure<KestrelServerOptions>(kestrel =>
@@ -146,12 +153,9 @@ namespace BTCPayServer.Hosting
             if (env.IsDevelopment())
             {
                 app.UseDeveloperExceptionPage();
-                app.UseBrowserLink();
             }
 
-            //App insight do not that by itself...
-            loggerFactory.AddApplicationInsights(prov, LogLevel.Information);
-
+            app.UseCors();
             app.UsePayServer();
             app.UseStaticFiles();
             app.UseAuthentication();

BTCPayServer/Logging/ConsoleLogger.cs

@@ -1,13 +1,14 @@
-using Microsoft.Extensions.Logging;
-using Microsoft.Extensions.Logging.Console;
-using Microsoft.Extensions.Logging.Console.Internal;
-using System;
+using System;
 using System.Collections.Concurrent;
-using System.Collections.Generic;
 using System.Runtime.InteropServices;
 using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging;
+using Microsoft.Extensions.Logging.Abstractions.Internal;
+using Microsoft.Extensions.Logging.Console;
+using Microsoft.Extensions.Logging.Console.Internal;
 
 namespace BTCPayServer.Logging
 {
@@ -20,19 +21,18 @@ namespace BTCPayServer.Logging
         }
         public ILogger CreateLogger(string categoryName)
         {
-            return new CustomConsoleLogger(categoryName, (a, b) => true, false, _Processor);
+            return new CustomerConsoleLogger(categoryName, (a, b) => true, null, _Processor);
         }
 
         public void Dispose()
         {
-
         }
     }
 
     /// <summary>
     /// A variant of ASP.NET Core ConsoleLogger which does not make new line for the category
     /// </summary>
-    public class CustomConsoleLogger : ILogger
+    public class CustomerConsoleLogger : ILogger
     {
         private static readonly string _loglevelPadding = ": ";
         private static readonly string _messagePadding;
@@ -47,19 +47,33 @@ namespace BTCPayServer.Logging
         [ThreadStatic]
         private static StringBuilder _logBuilder;
 
-        static CustomConsoleLogger()
+        static CustomerConsoleLogger()
         {
             var logLevelString = GetLogLevelString(LogLevel.Information);
             _messagePadding = new string(' ', logLevelString.Length + _loglevelPadding.Length);
             _newLineWithMessagePadding = Environment.NewLine + _messagePadding;
         }
 
-        public CustomConsoleLogger(string name, Func<string, LogLevel, bool> filter, bool includeScopes, ConsoleLoggerProcessor loggerProcessor)
+        public CustomerConsoleLogger(string name, Func<string, LogLevel, bool> filter, bool includeScopes)
+            : this(name, filter, includeScopes ? new LoggerExternalScopeProvider() : null, new ConsoleLoggerProcessor())
         {
-            Name = name ?? throw new ArgumentNullException(nameof(name));
-            Filter = filter ?? ((category, logLevel) => true);
-            IncludeScopes = includeScopes;
+        }
 
+        internal CustomerConsoleLogger(string name, Func<string, LogLevel, bool> filter, IExternalScopeProvider scopeProvider)
+            : this(name, filter, scopeProvider, new ConsoleLoggerProcessor())
+        {
+        }
+
+        internal CustomerConsoleLogger(string name, Func<string, LogLevel, bool> filter, IExternalScopeProvider scopeProvider, ConsoleLoggerProcessor loggerProcessor)
+        {
+            if (name == null)
+            {
+                throw new ArgumentNullException(nameof(name));
+            }
+
+            Name = name;
+            Filter = filter ?? ((category, logLevel) => true);
+            ScopeProvider = scopeProvider;
             _queueProcessor = loggerProcessor;
 
             if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
@@ -80,7 +94,12 @@ namespace BTCPayServer.Logging
             }
             set
             {
-                _queueProcessor.Console = value ?? throw new ArgumentNullException(nameof(value));
+                if (value == null)
+                {
+                    throw new ArgumentNullException(nameof(value));
+                }
+
+                _queueProcessor.Console = value;
             }
         }
 
@@ -92,13 +111,13 @@ namespace BTCPayServer.Logging
             }
             set
             {
-                _filter = value ?? throw new ArgumentNullException(nameof(value));
-            }
-        }
+                if (value == null)
+                {
+                    throw new ArgumentNullException(nameof(value));
+                }
 
-        public bool IncludeScopes
-        {
-            get; set;
+                _filter = value;
+            }
         }
 
         public string Name
@@ -106,6 +125,16 @@ namespace BTCPayServer.Logging
             get;
         }
 
+        internal IExternalScopeProvider ScopeProvider
+        {
+            get; set;
+        }
+
+        public bool DisableColors
+        {
+            get; set;
+        }
+
         public void Log<TState>(LogLevel logLevel, EventId eventId, TState state, Exception exception, Func<TState, Exception, string> formatter)
         {
             if (!IsEnabled(logLevel))
@@ -154,10 +183,7 @@ namespace BTCPayServer.Logging
             while (lenAfter++ < 18)
                 logBuilder.Append(" ");
             // scope information
-            if (IncludeScopes)
-            {
-                GetScopeInformation(logBuilder);
-            }
+            GetScopeInformation(logBuilder);
 
             if (!string.IsNullOrEmpty(message))
             {
@@ -202,18 +228,15 @@ namespace BTCPayServer.Logging
 
         public bool IsEnabled(LogLevel logLevel)
         {
+            if (logLevel == LogLevel.None)
+            {
+                return false;
+            }
+
             return Filter(Name, logLevel);
         }
 
-        public IDisposable BeginScope<TState>(TState state)
-        {
-            if (state == null)
-            {
-                throw new ArgumentNullException(nameof(state));
-            }
-
-            return ConsoleLogScope.Push(Name, state);
-        }
+        public IDisposable BeginScope<TState>(TState state) => ScopeProvider?.Push(state) ?? NullScope.Instance;
 
         private static string GetLogLevelString(LogLevel logLevel)
         {
@@ -238,6 +261,11 @@ namespace BTCPayServer.Logging
 
         private ConsoleColors GetLogLevelConsoleColors(LogLevel logLevel)
         {
+            if (DisableColors)
+            {
+                return new ConsoleColors(null, null);
+            }
+
             // We must explicitly set the background color if we are setting the foreground color,
             // since just setting one can look bad on the users console.
             switch (logLevel)
@@ -259,30 +287,25 @@ namespace BTCPayServer.Logging
             }
         }
 
-        private void GetScopeInformation(StringBuilder builder)
+        private void GetScopeInformation(StringBuilder stringBuilder)
         {
-            var current = ConsoleLogScope.Current;
-            string scopeLog = string.Empty;
-            var length = builder.Length;
-
-            while (current != null)
+            var scopeProvider = ScopeProvider;
+            if (scopeProvider != null)
             {
-                if (length == builder.Length)
-                {
-                    scopeLog = $"=> {current}";
-                }
-                else
-                {
-                    scopeLog = $"=> {current} ";
-                }
+                var initialLength = stringBuilder.Length;
 
-                builder.Insert(length, scopeLog);
-                current = current.Parent;
-            }
-            if (builder.Length > length)
-            {
-                builder.Insert(length, _messagePadding);
-                builder.AppendLine();
+                scopeProvider.ForEachScope((scope, state) =>
+                {
+                    var (builder, length) = state;
+                    var first = length == builder.Length;
+                    builder.Append(first ? "=> " : " => ").Append(scope);
+                }, (stringBuilder, initialLength));
+
+                if (stringBuilder.Length > initialLength)
+                {
+                    stringBuilder.Insert(initialLength, _messagePadding);
+                    stringBuilder.AppendLine();
+                }
             }
         }
 
@@ -333,9 +356,9 @@ namespace BTCPayServer.Logging
             // Start Console message queue processor
             _outputTask = Task.Factory.StartNew(
                 ProcessLogQueue,
-                this,
-                default(CancellationToken),
-                TaskCreationOptions.LongRunning, TaskScheduler.Default);
+                state: this,
+                cancellationToken: default(CancellationToken),
+                creationOptions: TaskCreationOptions.LongRunning, scheduler: TaskScheduler.Default);
         }
 
         public virtual void EnqueueMessage(LogMessageEntry message)

BTCPayServer/Logging/InvoiceLog.cs

@@ -0,0 +1,37 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace BTCPayServer.Logging
+{
+    public class InvoiceLog
+    {
+        public DateTimeOffset Timestamp { get; set; }
+        public string Log { get; set; }
+
+        public override string ToString()
+        {
+            return $"{Timestamp.UtcDateTime}: {Log}";
+        }
+    }
+    public class InvoiceLogs
+    {
+        List<InvoiceLog> _InvoiceLogs = new List<InvoiceLog>();
+        public void Write(string data)
+        {
+            lock (_InvoiceLogs)
+            {
+                _InvoiceLogs.Add(new InvoiceLog() { Timestamp = DateTimeOffset.UtcNow, Log = data });
+            }
+        }
+
+        public List<InvoiceLog> ToList()
+        {
+            lock (_InvoiceLogs)
+            {
+                return _InvoiceLogs.ToList();
+            }
+        }
+    }
+}

BTCPayServer/Logging/Logs.cs

@@ -15,9 +15,14 @@ namespace BTCPayServer.Logging
         }
         public static void Configure(ILoggerFactory factory)
         {
-            Configuration = factory.CreateLogger("Configuration");
-            PayServer = factory.CreateLogger("PayServer");
-            Events = factory.CreateLogger("Events");
+            if (factory == null)
+                Configure(new FuncLoggerFactory(n => NullLogger.Instance));
+            else
+            {
+                Configuration = factory.CreateLogger("Configuration");
+                PayServer = factory.CreateLogger("PayServer");
+                Events = factory.CreateLogger("Events");
+            }
         }
         public static ILogger Configuration
         {

BTCPayServer/Migrations/20170913143004_Init.cs

@@ -12,10 +12,10 @@ namespace BTCPayServer.Migrations
                 name: "AspNetRoles",
                 columns: table => new
                 {
-                    Id = table.Column<string>(type: "TEXT", nullable: false),
-                    ConcurrencyStamp = table.Column<string>(type: "TEXT", nullable: true),
-                    Name = table.Column<string>(type: "TEXT", maxLength: 256, nullable: true),
-                    NormalizedName = table.Column<string>(type: "TEXT", maxLength: 256, nullable: true)
+                    Id = table.Column<string>(nullable: false),
+                    ConcurrencyStamp = table.Column<string>(nullable: true),
+                    Name = table.Column<string>(maxLength: 256, nullable: true),
+                    NormalizedName = table.Column<string>(maxLength: 256, nullable: true)
                 },
                 constraints: table =>
                 {
@@ -26,21 +26,21 @@ namespace BTCPayServer.Migrations
                 name: "AspNetUsers",
                 columns: table => new
                 {
-                    Id = table.Column<string>(type: "TEXT", nullable: false),
-                    AccessFailedCount = table.Column<int>(type: "INTEGER", nullable: false),
-                    ConcurrencyStamp = table.Column<string>(type: "TEXT", nullable: true),
-                    Email = table.Column<string>(type: "TEXT", maxLength: 256, nullable: true),
+                    Id = table.Column<string>(nullable: false),
+                    AccessFailedCount = table.Column<int>(nullable: false),
+                    ConcurrencyStamp = table.Column<string>(nullable: true),
+                    Email = table.Column<string>(maxLength: 256, nullable: true),
                     EmailConfirmed = table.Column<bool>(nullable: false),
                     LockoutEnabled = table.Column<bool>(nullable: false),
                     LockoutEnd = table.Column<DateTimeOffset>(nullable: true),
-                    NormalizedEmail = table.Column<string>(type: "TEXT", maxLength: 256, nullable: true),
-                    NormalizedUserName = table.Column<string>(type: "TEXT", maxLength: 256, nullable: true),
-                    PasswordHash = table.Column<string>(type: "TEXT", nullable: true),
-                    PhoneNumber = table.Column<string>(type: "TEXT", nullable: true),
+                    NormalizedEmail = table.Column<string>(maxLength: 256, nullable: true),
+                    NormalizedUserName = table.Column<string>(maxLength: 256, nullable: true),
+                    PasswordHash = table.Column<string>(nullable: true),
+                    PhoneNumber = table.Column<string>(nullable: true),
                     PhoneNumberConfirmed = table.Column<bool>(nullable: false),
-                    SecurityStamp = table.Column<string>(type: "TEXT", nullable: true),
+                    SecurityStamp = table.Column<string>(nullable: true),
                     TwoFactorEnabled = table.Column<bool>(nullable: false),
-                    UserName = table.Column<string>(type: "TEXT", maxLength: 256, nullable: true)
+                    UserName = table.Column<string>(maxLength: 256, nullable: true)
                 },
                 constraints: table =>
                 {
@@ -51,12 +51,12 @@ namespace BTCPayServer.Migrations
                 name: "Stores",
                 columns: table => new
                 {
-                    Id = table.Column<string>(type: "TEXT", nullable: false),
-                    DerivationStrategy = table.Column<string>(type: "TEXT", nullable: true),
-                    SpeedPolicy = table.Column<int>(type: "INTEGER", nullable: false),
+                    Id = table.Column<string>(nullable: false),
+                    DerivationStrategy = table.Column<string>(nullable: true),
+                    SpeedPolicy = table.Column<int>(nullable: false),
                     StoreCertificate = table.Column<byte[]>(nullable: true),
-                    StoreName = table.Column<string>(type: "TEXT", nullable: true),
-                    StoreWebsite = table.Column<string>(type: "TEXT", nullable: true)
+                    StoreName = table.Column<string>(nullable: true),
+                    StoreWebsite = table.Column<string>(nullable: true)
                 },
                 constraints: table =>
                 {
@@ -67,11 +67,11 @@ namespace BTCPayServer.Migrations
                 name: "AspNetRoleClaims",
                 columns: table => new
                 {
-                    Id = table.Column<int>(type: "INTEGER", nullable: false)
+                    Id = table.Column<int>(nullable: false)
                         .Annotation("Sqlite:Autoincrement", true),
-                    ClaimType = table.Column<string>(type: "TEXT", nullable: true),
-                    ClaimValue = table.Column<string>(type: "TEXT", nullable: true),
-                    RoleId = table.Column<string>(type: "TEXT", nullable: false)
+                    ClaimType = table.Column<string>(nullable: true),
+                    ClaimValue = table.Column<string>(nullable: true),
+                    RoleId = table.Column<string>(nullable: false)
                 },
                 constraints: table =>
                 {
@@ -88,11 +88,11 @@ namespace BTCPayServer.Migrations
                 name: "AspNetUserClaims",
                 columns: table => new
                 {
-                    Id = table.Column<int>(type: "INTEGER", nullable: false)
+                    Id = table.Column<int>(nullable: false)
                         .Annotation("Sqlite:Autoincrement", true),
-                    ClaimType = table.Column<string>(type: "TEXT", nullable: true),
-                    ClaimValue = table.Column<string>(type: "TEXT", nullable: true),
-                    UserId = table.Column<string>(type: "TEXT", nullable: false)
+                    ClaimType = table.Column<string>(nullable: true),
+                    ClaimValue = table.Column<string>(nullable: true),
+                    UserId = table.Column<string>(nullable: false)
                 },
                 constraints: table =>
                 {
@@ -109,10 +109,10 @@ namespace BTCPayServer.Migrations
                 name: "AspNetUserLogins",
                 columns: table => new
                 {
-                    LoginProvider = table.Column<string>(type: "TEXT", nullable: false),
-                    ProviderKey = table.Column<string>(type: "TEXT", nullable: false),
-                    ProviderDisplayName = table.Column<string>(type: "TEXT", nullable: true),
-                    UserId = table.Column<string>(type: "TEXT", nullable: false)
+                    LoginProvider = table.Column<string>(nullable: false),
+                    ProviderKey = table.Column<string>(nullable: false),
+                    ProviderDisplayName = table.Column<string>(nullable: true),
+                    UserId = table.Column<string>(nullable: false)
                 },
                 constraints: table =>
                 {
@@ -129,8 +129,8 @@ namespace BTCPayServer.Migrations
                 name: "AspNetUserRoles",
                 columns: table => new
                 {
-                    UserId = table.Column<string>(type: "TEXT", nullable: false),
-                    RoleId = table.Column<string>(type: "TEXT", nullable: false)
+                    UserId = table.Column<string>(nullable: false),
+                    RoleId = table.Column<string>(nullable: false)
                 },
                 constraints: table =>
                 {
@@ -153,10 +153,10 @@ namespace BTCPayServer.Migrations
                 name: "AspNetUserTokens",
                 columns: table => new
                 {
-                    UserId = table.Column<string>(type: "TEXT", nullable: false),
-                    LoginProvider = table.Column<string>(type: "TEXT", nullable: false),
-                    Name = table.Column<string>(type: "TEXT", nullable: false),
-                    Value = table.Column<string>(type: "TEXT", nullable: true)
+                    UserId = table.Column<string>(nullable: false),
+                    LoginProvider = table.Column<string>(nullable: false),
+                    Name = table.Column<string>(nullable: false),
+                    Value = table.Column<string>(nullable: true)
                 },
                 constraints: table =>
                 {
@@ -173,15 +173,15 @@ namespace BTCPayServer.Migrations
                 name: "Invoices",
                 columns: table => new
                 {
-                    Id = table.Column<string>(type: "TEXT", nullable: false),
+                    Id = table.Column<string>(nullable: false),
                     Blob = table.Column<byte[]>(nullable: true),
                     Created = table.Column<DateTimeOffset>(nullable: false),
-                    CustomerEmail = table.Column<string>(type: "TEXT", nullable: true),
-                    ExceptionStatus = table.Column<string>(type: "TEXT", nullable: true),
-                    ItemCode = table.Column<string>(type: "TEXT", nullable: true),
-                    OrderId = table.Column<string>(type: "TEXT", nullable: true),
-                    Status = table.Column<string>(type: "TEXT", nullable: true),
-                    StoreDataId = table.Column<string>(type: "TEXT", nullable: true)
+                    CustomerEmail = table.Column<string>(nullable: true),
+                    ExceptionStatus = table.Column<string>(nullable: true),
+                    ItemCode = table.Column<string>(nullable: true),
+                    OrderId = table.Column<string>(nullable: true),
+                    Status = table.Column<string>(nullable: true),
+                    StoreDataId = table.Column<string>(nullable: true)
                 },
                 constraints: table =>
                 {
@@ -198,9 +198,9 @@ namespace BTCPayServer.Migrations
                 name: "UserStore",
                 columns: table => new
                 {
-                    ApplicationUserId = table.Column<string>(type: "TEXT", nullable: false),
-                    StoreDataId = table.Column<string>(type: "TEXT", nullable: false),
-                    Role = table.Column<string>(type: "TEXT", nullable: true)
+                    ApplicationUserId = table.Column<string>(nullable: false),
+                    StoreDataId = table.Column<string>(nullable: false),
+                    Role = table.Column<string>(nullable: true)
                 },
                 constraints: table =>
                 {
@@ -223,9 +223,9 @@ namespace BTCPayServer.Migrations
                 name: "Payments",
                 columns: table => new
                 {
-                    Id = table.Column<string>(type: "TEXT", nullable: false),
+                    Id = table.Column<string>(nullable: false),
                     Blob = table.Column<byte[]>(nullable: true),
-                    InvoiceDataId = table.Column<string>(type: "TEXT", nullable: true)
+                    InvoiceDataId = table.Column<string>(nullable: true)
                 },
                 constraints: table =>
                 {
@@ -242,9 +242,9 @@ namespace BTCPayServer.Migrations
                 name: "RefundAddresses",
                 columns: table => new
                 {
-                    Id = table.Column<string>(type: "TEXT", nullable: false),
+                    Id = table.Column<string>(nullable: false),
                     Blob = table.Column<byte[]>(nullable: true),
-                    InvoiceDataId = table.Column<string>(type: "TEXT", nullable: true)
+                    InvoiceDataId = table.Column<string>(nullable: true)
                 },
                 constraints: table =>
                 {

BTCPayServer/Migrations/20170926073744_Settings.cs

@@ -12,8 +12,8 @@ namespace BTCPayServer.Migrations
                 name: "Settings",
                 columns: table => new
                 {
-                    Id = table.Column<string>(type: "TEXT", nullable: false),
-                    Value = table.Column<string>(type: "TEXT", nullable: true)
+                    Id = table.Column<string>(nullable: false),
+                    Value = table.Column<string>(nullable: true)
                 },
                 constraints: table =>
                 {

BTCPayServer/Migrations/20171006013443_AddressMapping.cs

@@ -12,8 +12,8 @@ namespace BTCPayServer.Migrations
                 name: "AddressInvoices",
                 columns: table => new
                 {
-                    Address = table.Column<string>(type: "TEXT", nullable: false),
-                    InvoiceDataId = table.Column<string>(type: "TEXT", nullable: true)
+                    Address = table.Column<string>(nullable: false),
+                    InvoiceDataId = table.Column<string>(nullable: true)
                 },
                 constraints: table =>
                 {

BTCPayServer/Migrations/20171010082424_Tokens.cs

@@ -12,13 +12,13 @@ namespace BTCPayServer.Migrations
                 name: "PairedSINData",
                 columns: table => new
                 {
-                    Id = table.Column<string>(type: "TEXT", nullable: false),
-                    Facade = table.Column<string>(type: "TEXT", nullable: true),
-                    Label = table.Column<string>(type: "TEXT", nullable: true),
-                    Name = table.Column<string>(type: "TEXT", nullable: true),
+                    Id = table.Column<string>(nullable: false),
+                    Facade = table.Column<string>(nullable: true),
+                    Label = table.Column<string>(nullable: true),
+                    Name = table.Column<string>(nullable: true),
                     PairingTime = table.Column<DateTimeOffset>(nullable: false),
-                    SIN = table.Column<string>(type: "TEXT", nullable: true),
-                    StoreDataId = table.Column<string>(type: "TEXT", nullable: true)
+                    SIN = table.Column<string>(nullable: true),
+                    StoreDataId = table.Column<string>(nullable: true)
                 },
                 constraints: table =>
                 {
@@ -29,15 +29,15 @@ namespace BTCPayServer.Migrations
                 name: "PairingCodes",
                 columns: table => new
                 {
-                    Id = table.Column<string>(type: "TEXT", nullable: false),
+                    Id = table.Column<string>(nullable: false),
                     DateCreated = table.Column<DateTime>(nullable: false),
                     Expiration = table.Column<DateTimeOffset>(nullable: false),
-                    Facade = table.Column<string>(type: "TEXT", nullable: true),
-                    Label = table.Column<string>(type: "TEXT", nullable: true),
-                    Name = table.Column<string>(type: "TEXT", nullable: true),
-                    SIN = table.Column<string>(type: "TEXT", nullable: true),
-                    StoreDataId = table.Column<string>(type: "TEXT", nullable: true),
-                    TokenValue = table.Column<string>(type: "TEXT", nullable: true)
+                    Facade = table.Column<string>(nullable: true),
+                    Label = table.Column<string>(nullable: true),
+                    Name = table.Column<string>(nullable: true),
+                    SIN = table.Column<string>(nullable: true),
+                    StoreDataId = table.Column<string>(nullable: true),
+                    TokenValue = table.Column<string>(nullable: true)
                 },
                 constraints: table =>
                 {

BTCPayServer/Migrations/20171012020112_PendingInvoices.cs

@@ -22,7 +22,7 @@ namespace BTCPayServer.Migrations
                 name: "PendingInvoices",
                 columns: table => new
                 {
-                    Id = table.Column<string>(type: "TEXT", nullable: false)
+                    Id = table.Column<string>(nullable: false)
                 },
                 constraints: table =>
                 {

BTCPayServer/Migrations/20171024163354_RenewUsedAddresses.cs

@@ -17,8 +17,8 @@ namespace BTCPayServer.Migrations
                 name: "HistoricalAddressInvoices",
                 columns: table => new
                 {
-                    InvoiceDataId = table.Column<string>(type: "TEXT", nullable: false),
-                    Address = table.Column<string>(type: "TEXT", nullable: false),
+                    InvoiceDataId = table.Column<string>(nullable: false),
+                    Address = table.Column<string>(nullable: false),
                     Assigned = table.Column<DateTimeOffset>(nullable: false),
                     UnAssigned = table.Column<DateTimeOffset>(nullable: true)
                 },

BTCPayServer/Migrations/20180719095626_CanDeleteStores.Designer.cs

@@ -0,0 +1,578 @@
+// <auto-generated />
+using System;
+using BTCPayServer.Data;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+namespace BTCPayServer.Migrations
+{
+    [DbContext(typeof(ApplicationDbContext))]
+    [Migration("20180719095626_CanDeleteStores")]
+    partial class CanDeleteStores
+    {
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "2.1.0-rtm-30799");
+
+            modelBuilder.Entity("BTCPayServer.Data.AddressInvoiceData", b =>
+                {
+                    b.Property<string>("Address")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<DateTimeOffset?>("CreatedTime");
+
+                    b.Property<string>("InvoiceDataId");
+
+                    b.HasKey("Address");
+
+                    b.HasIndex("InvoiceDataId");
+
+                    b.ToTable("AddressInvoices");
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.APIKeyData", b =>
+                {
+                    b.Property<string>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasMaxLength(50);
+
+                    b.Property<string>("StoreId")
+                        .HasMaxLength(50);
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("StoreId");
+
+                    b.ToTable("ApiKeys");
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.AppData", b =>
+                {
+                    b.Property<string>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("AppType");
+
+                    b.Property<DateTimeOffset>("Created");
+
+                    b.Property<string>("Name");
+
+                    b.Property<string>("Settings");
+
+                    b.Property<string>("StoreDataId");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("StoreDataId");
+
+                    b.ToTable("Apps");
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.HistoricalAddressInvoiceData", b =>
+                {
+                    b.Property<string>("InvoiceDataId");
+
+                    b.Property<string>("Address");
+
+                    b.Property<DateTimeOffset>("Assigned");
+
+                    b.Property<string>("CryptoCode");
+
+                    b.Property<DateTimeOffset?>("UnAssigned");
+
+                    b.HasKey("InvoiceDataId", "Address");
+
+                    b.ToTable("HistoricalAddressInvoices");
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.InvoiceData", b =>
+                {
+                    b.Property<string>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<byte[]>("Blob");
+
+                    b.Property<DateTimeOffset>("Created");
+
+                    b.Property<string>("CustomerEmail");
+
+                    b.Property<string>("ExceptionStatus");
+
+                    b.Property<string>("ItemCode");
+
+                    b.Property<string>("OrderId");
+
+                    b.Property<string>("Status");
+
+                    b.Property<string>("StoreDataId");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("StoreDataId");
+
+                    b.ToTable("Invoices");
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.InvoiceEventData", b =>
+                {
+                    b.Property<string>("InvoiceDataId");
+
+                    b.Property<string>("UniqueId");
+
+                    b.Property<string>("Message");
+
+                    b.Property<DateTimeOffset>("Timestamp");
+
+                    b.HasKey("InvoiceDataId", "UniqueId");
+
+                    b.ToTable("InvoiceEvents");
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.PairedSINData", b =>
+                {
+                    b.Property<string>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("Facade");
+
+                    b.Property<string>("Label");
+
+                    b.Property<DateTimeOffset>("PairingTime");
+
+                    b.Property<string>("SIN");
+
+                    b.Property<string>("StoreDataId");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("SIN");
+
+                    b.HasIndex("StoreDataId");
+
+                    b.ToTable("PairedSINData");
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.PairingCodeData", b =>
+                {
+                    b.Property<string>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<DateTime>("DateCreated");
+
+                    b.Property<DateTimeOffset>("Expiration");
+
+                    b.Property<string>("Facade");
+
+                    b.Property<string>("Label");
+
+                    b.Property<string>("SIN");
+
+                    b.Property<string>("StoreDataId");
+
+                    b.Property<string>("TokenValue");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("PairingCodes");
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.PaymentData", b =>
+                {
+                    b.Property<string>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<bool>("Accounted");
+
+                    b.Property<byte[]>("Blob");
+
+                    b.Property<string>("InvoiceDataId");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("InvoiceDataId");
+
+                    b.ToTable("Payments");
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.PendingInvoiceData", b =>
+                {
+                    b.Property<string>("Id");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("PendingInvoices");
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.RefundAddressesData", b =>
+                {
+                    b.Property<string>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<byte[]>("Blob");
+
+                    b.Property<string>("InvoiceDataId");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("InvoiceDataId");
+
+                    b.ToTable("RefundAddresses");
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.SettingData", b =>
+                {
+                    b.Property<string>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("Value");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Settings");
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.StoreData", b =>
+                {
+                    b.Property<string>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("DefaultCrypto");
+
+                    b.Property<string>("DerivationStrategies");
+
+                    b.Property<string>("DerivationStrategy");
+
+                    b.Property<int>("SpeedPolicy");
+
+                    b.Property<byte[]>("StoreBlob");
+
+                    b.Property<byte[]>("StoreCertificate");
+
+                    b.Property<string>("StoreName");
+
+                    b.Property<string>("StoreWebsite");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Stores");
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.UserStore", b =>
+                {
+                    b.Property<string>("ApplicationUserId");
+
+                    b.Property<string>("StoreDataId");
+
+                    b.Property<string>("Role");
+
+                    b.HasKey("ApplicationUserId", "StoreDataId");
+
+                    b.HasIndex("StoreDataId");
+
+                    b.ToTable("UserStore");
+                });
+
+            modelBuilder.Entity("BTCPayServer.Models.ApplicationUser", b =>
+                {
+                    b.Property<string>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<int>("AccessFailedCount");
+
+                    b.Property<string>("ConcurrencyStamp")
+                        .IsConcurrencyToken();
+
+                    b.Property<string>("Email")
+                        .HasMaxLength(256);
+
+                    b.Property<bool>("EmailConfirmed");
+
+                    b.Property<bool>("LockoutEnabled");
+
+                    b.Property<DateTimeOffset?>("LockoutEnd");
+
+                    b.Property<string>("NormalizedEmail")
+                        .HasMaxLength(256);
+
+                    b.Property<string>("NormalizedUserName")
+                        .HasMaxLength(256);
+
+                    b.Property<string>("PasswordHash");
+
+                    b.Property<string>("PhoneNumber");
+
+                    b.Property<bool>("PhoneNumberConfirmed");
+
+                    b.Property<bool>("RequiresEmailConfirmation");
+
+                    b.Property<string>("SecurityStamp");
+
+                    b.Property<bool>("TwoFactorEnabled");
+
+                    b.Property<string>("UserName")
+                        .HasMaxLength(256);
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("NormalizedEmail")
+                        .HasName("EmailIndex");
+
+                    b.HasIndex("NormalizedUserName")
+                        .IsUnique()
+                        .HasName("UserNameIndex");
+
+                    b.ToTable("AspNetUsers");
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRole", b =>
+                {
+                    b.Property<string>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("ConcurrencyStamp")
+                        .IsConcurrencyToken();
+
+                    b.Property<string>("Name")
+                        .HasMaxLength(256);
+
+                    b.Property<string>("NormalizedName")
+                        .HasMaxLength(256);
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("NormalizedName")
+                        .IsUnique()
+                        .HasName("RoleNameIndex");
+
+                    b.ToTable("AspNetRoles");
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRoleClaim<string>", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("ClaimType");
+
+                    b.Property<string>("ClaimValue");
+
+                    b.Property<string>("RoleId")
+                        .IsRequired();
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("RoleId");
+
+                    b.ToTable("AspNetRoleClaims");
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserClaim<string>", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd();
+
+                    b.Property<string>("ClaimType");
+
+                    b.Property<string>("ClaimValue");
+
+                    b.Property<string>("UserId")
+                        .IsRequired();
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("AspNetUserClaims");
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserLogin<string>", b =>
+                {
+                    b.Property<string>("LoginProvider");
+
+                    b.Property<string>("ProviderKey");
+
+                    b.Property<string>("ProviderDisplayName");
+
+                    b.Property<string>("UserId")
+                        .IsRequired();
+
+                    b.HasKey("LoginProvider", "ProviderKey");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("AspNetUserLogins");
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserRole<string>", b =>
+                {
+                    b.Property<string>("UserId");
+
+                    b.Property<string>("RoleId");
+
+                    b.HasKey("UserId", "RoleId");
+
+                    b.HasIndex("RoleId");
+
+                    b.ToTable("AspNetUserRoles");
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserToken<string>", b =>
+                {
+                    b.Property<string>("UserId");
+
+                    b.Property<string>("LoginProvider");
+
+                    b.Property<string>("Name");
+
+                    b.Property<string>("Value");
+
+                    b.HasKey("UserId", "LoginProvider", "Name");
+
+                    b.ToTable("AspNetUserTokens");
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.AddressInvoiceData", b =>
+                {
+                    b.HasOne("BTCPayServer.Data.InvoiceData", "InvoiceData")
+                        .WithMany("AddressInvoices")
+                        .HasForeignKey("InvoiceDataId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.APIKeyData", b =>
+                {
+                    b.HasOne("BTCPayServer.Data.StoreData", "StoreData")
+                        .WithMany("APIKeys")
+                        .HasForeignKey("StoreId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.AppData", b =>
+                {
+                    b.HasOne("BTCPayServer.Data.StoreData", "StoreData")
+                        .WithMany("Apps")
+                        .HasForeignKey("StoreDataId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.HistoricalAddressInvoiceData", b =>
+                {
+                    b.HasOne("BTCPayServer.Data.InvoiceData", "InvoiceData")
+                        .WithMany("HistoricalAddressInvoices")
+                        .HasForeignKey("InvoiceDataId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.InvoiceData", b =>
+                {
+                    b.HasOne("BTCPayServer.Data.StoreData", "StoreData")
+                        .WithMany("Invoices")
+                        .HasForeignKey("StoreDataId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.InvoiceEventData", b =>
+                {
+                    b.HasOne("BTCPayServer.Data.InvoiceData", "InvoiceData")
+                        .WithMany("Events")
+                        .HasForeignKey("InvoiceDataId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.PairedSINData", b =>
+                {
+                    b.HasOne("BTCPayServer.Data.StoreData", "StoreData")
+                        .WithMany("PairedSINs")
+                        .HasForeignKey("StoreDataId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.PaymentData", b =>
+                {
+                    b.HasOne("BTCPayServer.Data.InvoiceData", "InvoiceData")
+                        .WithMany("Payments")
+                        .HasForeignKey("InvoiceDataId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.PendingInvoiceData", b =>
+                {
+                    b.HasOne("BTCPayServer.Data.InvoiceData", "InvoiceData")
+                        .WithMany("PendingInvoices")
+                        .HasForeignKey("Id")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.RefundAddressesData", b =>
+                {
+                    b.HasOne("BTCPayServer.Data.InvoiceData", "InvoiceData")
+                        .WithMany("RefundAddresses")
+                        .HasForeignKey("InvoiceDataId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.UserStore", b =>
+                {
+                    b.HasOne("BTCPayServer.Models.ApplicationUser", "ApplicationUser")
+                        .WithMany("UserStores")
+                        .HasForeignKey("ApplicationUserId")
+                        .OnDelete(DeleteBehavior.Cascade);
+
+                    b.HasOne("BTCPayServer.Data.StoreData", "StoreData")
+                        .WithMany("UserStores")
+                        .HasForeignKey("StoreDataId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRoleClaim<string>", b =>
+                {
+                    b.HasOne("Microsoft.AspNetCore.Identity.IdentityRole")
+                        .WithMany()
+                        .HasForeignKey("RoleId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserClaim<string>", b =>
+                {
+                    b.HasOne("BTCPayServer.Models.ApplicationUser")
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserLogin<string>", b =>
+                {
+                    b.HasOne("BTCPayServer.Models.ApplicationUser")
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserRole<string>", b =>
+                {
+                    b.HasOne("Microsoft.AspNetCore.Identity.IdentityRole")
+                        .WithMany()
+                        .HasForeignKey("RoleId")
+                        .OnDelete(DeleteBehavior.Cascade);
+
+                    b.HasOne("BTCPayServer.Models.ApplicationUser")
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserToken<string>", b =>
+                {
+                    b.HasOne("BTCPayServer.Models.ApplicationUser")
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

BTCPayServer/Migrations/20180719095626_CanDeleteStores.cs

@@ -0,0 +1,172 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace BTCPayServer.Migrations
+{
+    public partial class CanDeleteStores : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            if (this.SupportDropForeignKey(migrationBuilder.ActiveProvider))
+            {
+                migrationBuilder.DropForeignKey(
+                name: "FK_AddressInvoices_Invoices_InvoiceDataId",
+                table: "AddressInvoices");
+
+                migrationBuilder.DropForeignKey(
+                    name: "FK_Apps_Stores_StoreDataId",
+                    table: "Apps");
+
+                migrationBuilder.DropForeignKey(
+                    name: "FK_Invoices_Stores_StoreDataId",
+                    table: "Invoices");
+
+                migrationBuilder.DropForeignKey(
+                    name: "FK_Payments_Invoices_InvoiceDataId",
+                    table: "Payments");
+
+                migrationBuilder.DropForeignKey(
+                    name: "FK_RefundAddresses_Invoices_InvoiceDataId",
+                    table: "RefundAddresses");
+
+                migrationBuilder.AddForeignKey(
+                    name: "FK_AddressInvoices_Invoices_InvoiceDataId",
+                    table: "AddressInvoices",
+                    column: "InvoiceDataId",
+                    principalTable: "Invoices",
+                    principalColumn: "Id",
+                    onDelete: ReferentialAction.Cascade);
+
+                migrationBuilder.AddForeignKey(
+                    name: "FK_ApiKeys_Stores_StoreId",
+                    table: "ApiKeys",
+                    column: "StoreId",
+                    principalTable: "Stores",
+                    principalColumn: "Id",
+                    onDelete: ReferentialAction.Cascade);
+
+                migrationBuilder.AddForeignKey(
+                    name: "FK_Apps_Stores_StoreDataId",
+                    table: "Apps",
+                    column: "StoreDataId",
+                    principalTable: "Stores",
+                    principalColumn: "Id",
+                    onDelete: ReferentialAction.Cascade);
+
+                migrationBuilder.AddForeignKey(
+                    name: "FK_Invoices_Stores_StoreDataId",
+                    table: "Invoices",
+                    column: "StoreDataId",
+                    principalTable: "Stores",
+                    principalColumn: "Id",
+                    onDelete: ReferentialAction.Cascade);
+
+                migrationBuilder.AddForeignKey(
+                    name: "FK_PairedSINData_Stores_StoreDataId",
+                    table: "PairedSINData",
+                    column: "StoreDataId",
+                    principalTable: "Stores",
+                    principalColumn: "Id",
+                    onDelete: ReferentialAction.Cascade);
+
+                migrationBuilder.AddForeignKey(
+                    name: "FK_Payments_Invoices_InvoiceDataId",
+                    table: "Payments",
+                    column: "InvoiceDataId",
+                    principalTable: "Invoices",
+                    principalColumn: "Id",
+                    onDelete: ReferentialAction.Cascade);
+
+                migrationBuilder.AddForeignKey(
+                    name: "FK_PendingInvoices_Invoices_Id",
+                    table: "PendingInvoices",
+                    column: "Id",
+                    principalTable: "Invoices",
+                    principalColumn: "Id",
+                    onDelete: ReferentialAction.Cascade);
+
+                migrationBuilder.AddForeignKey(
+                    name: "FK_RefundAddresses_Invoices_InvoiceDataId",
+                    table: "RefundAddresses",
+                    column: "InvoiceDataId",
+                    principalTable: "Invoices",
+                    principalColumn: "Id",
+                    onDelete: ReferentialAction.Cascade);
+            }
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_AddressInvoices_Invoices_InvoiceDataId",
+                table: "AddressInvoices");
+
+            migrationBuilder.DropForeignKey(
+                name: "FK_ApiKeys_Stores_StoreId",
+                table: "ApiKeys");
+
+            migrationBuilder.DropForeignKey(
+                name: "FK_Apps_Stores_StoreDataId",
+                table: "Apps");
+
+            migrationBuilder.DropForeignKey(
+                name: "FK_Invoices_Stores_StoreDataId",
+                table: "Invoices");
+
+            migrationBuilder.DropForeignKey(
+                name: "FK_PairedSINData_Stores_StoreDataId",
+                table: "PairedSINData");
+
+            migrationBuilder.DropForeignKey(
+                name: "FK_Payments_Invoices_InvoiceDataId",
+                table: "Payments");
+
+            migrationBuilder.DropForeignKey(
+                name: "FK_PendingInvoices_Invoices_Id",
+                table: "PendingInvoices");
+
+            migrationBuilder.DropForeignKey(
+                name: "FK_RefundAddresses_Invoices_InvoiceDataId",
+                table: "RefundAddresses");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_AddressInvoices_Invoices_InvoiceDataId",
+                table: "AddressInvoices",
+                column: "InvoiceDataId",
+                principalTable: "Invoices",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Restrict);
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Apps_Stores_StoreDataId",
+                table: "Apps",
+                column: "StoreDataId",
+                principalTable: "Stores",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Restrict);
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Invoices_Stores_StoreDataId",
+                table: "Invoices",
+                column: "StoreDataId",
+                principalTable: "Stores",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Restrict);
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Payments_Invoices_InvoiceDataId",
+                table: "Payments",
+                column: "InvoiceDataId",
+                principalTable: "Invoices",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Restrict);
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_RefundAddresses_Invoices_InvoiceDataId",
+                table: "RefundAddresses",
+                column: "InvoiceDataId",
+                principalTable: "Invoices",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Restrict);
+        }
+    }
+}

BTCPayServer/Migrations/ApplicationDbContextModelSnapshot.cs

@@ -1,13 +1,9 @@
 // <auto-generated />
+using System;
 using BTCPayServer.Data;
-using BTCPayServer.Services.Invoices;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Metadata;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage;
-using Microsoft.EntityFrameworkCore.Storage.Internal;
-using System;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
 
 namespace BTCPayServer.Migrations
 {
@@ -18,7 +14,7 @@ namespace BTCPayServer.Migrations
         {
 #pragma warning disable 612, 618
             modelBuilder
-                .HasAnnotation("ProductVersion", "2.0.2-rtm-10011");
+                .HasAnnotation("ProductVersion", "2.1.0-rtm-30799");
 
             modelBuilder.Entity("BTCPayServer.Data.AddressInvoiceData", b =>
                 {
@@ -202,8 +198,7 @@ namespace BTCPayServer.Migrations
 
             modelBuilder.Entity("BTCPayServer.Data.PendingInvoiceData", b =>
                 {
-                    b.Property<string>("Id")
-                        .ValueGeneratedOnAdd();
+                    b.Property<string>("Id");
 
                     b.HasKey("Id");
 
@@ -442,19 +437,29 @@ namespace BTCPayServer.Migrations
                 {
                     b.HasOne("BTCPayServer.Data.InvoiceData", "InvoiceData")
                         .WithMany("AddressInvoices")
-                        .HasForeignKey("InvoiceDataId");
+                        .HasForeignKey("InvoiceDataId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.APIKeyData", b =>
+                {
+                    b.HasOne("BTCPayServer.Data.StoreData", "StoreData")
+                        .WithMany("APIKeys")
+                        .HasForeignKey("StoreId")
+                        .OnDelete(DeleteBehavior.Cascade);
                 });
 
             modelBuilder.Entity("BTCPayServer.Data.AppData", b =>
                 {
                     b.HasOne("BTCPayServer.Data.StoreData", "StoreData")
                         .WithMany("Apps")
-                        .HasForeignKey("StoreDataId");
+                        .HasForeignKey("StoreDataId")
+                        .OnDelete(DeleteBehavior.Cascade);
                 });
 
             modelBuilder.Entity("BTCPayServer.Data.HistoricalAddressInvoiceData", b =>
                 {
-                    b.HasOne("BTCPayServer.Data.InvoiceData")
+                    b.HasOne("BTCPayServer.Data.InvoiceData", "InvoiceData")
                         .WithMany("HistoricalAddressInvoices")
                         .HasForeignKey("InvoiceDataId")
                         .OnDelete(DeleteBehavior.Cascade);
@@ -463,30 +468,49 @@ namespace BTCPayServer.Migrations
             modelBuilder.Entity("BTCPayServer.Data.InvoiceData", b =>
                 {
                     b.HasOne("BTCPayServer.Data.StoreData", "StoreData")
-                        .WithMany()
-                        .HasForeignKey("StoreDataId");
+                        .WithMany("Invoices")
+                        .HasForeignKey("StoreDataId")
+                        .OnDelete(DeleteBehavior.Cascade);
                 });
 
             modelBuilder.Entity("BTCPayServer.Data.InvoiceEventData", b =>
                 {
-                    b.HasOne("BTCPayServer.Data.InvoiceData")
+                    b.HasOne("BTCPayServer.Data.InvoiceData", "InvoiceData")
                         .WithMany("Events")
                         .HasForeignKey("InvoiceDataId")
                         .OnDelete(DeleteBehavior.Cascade);
                 });
 
+            modelBuilder.Entity("BTCPayServer.Data.PairedSINData", b =>
+                {
+                    b.HasOne("BTCPayServer.Data.StoreData", "StoreData")
+                        .WithMany("PairedSINs")
+                        .HasForeignKey("StoreDataId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
             modelBuilder.Entity("BTCPayServer.Data.PaymentData", b =>
                 {
                     b.HasOne("BTCPayServer.Data.InvoiceData", "InvoiceData")
                         .WithMany("Payments")
-                        .HasForeignKey("InvoiceDataId");
+                        .HasForeignKey("InvoiceDataId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.PendingInvoiceData", b =>
+                {
+                    b.HasOne("BTCPayServer.Data.InvoiceData", "InvoiceData")
+                        .WithMany("PendingInvoices")
+                        .HasForeignKey("Id")
+                        .OnDelete(DeleteBehavior.Cascade);
                 });
 
             modelBuilder.Entity("BTCPayServer.Data.RefundAddressesData", b =>
                 {
                     b.HasOne("BTCPayServer.Data.InvoiceData", "InvoiceData")
                         .WithMany("RefundAddresses")
-                        .HasForeignKey("InvoiceDataId");
+                        .HasForeignKey("InvoiceDataId")
+                        .OnDelete(DeleteBehavior.Cascade);
                 });
 
             modelBuilder.Entity("BTCPayServer.Data.UserStore", b =>

BTCPayServer/ModelBinders/DerivationSchemeModelBinder.cs

@@ -0,0 +1,58 @@
+using Microsoft.AspNetCore.Mvc.ModelBinding;
+using NBitcoin;
+using System.Reflection;
+using System;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Mvc.Internal;
+using NBXplorer.DerivationStrategy;
+
+namespace BTCPayServer.ModelBinders
+{
+    public class DerivationSchemeModelBinder : IModelBinder
+    {
+        public DerivationSchemeModelBinder()
+        {
+
+        }
+
+        #region IModelBinder Members
+
+        public Task BindModelAsync(ModelBindingContext bindingContext)
+        {
+            if (!typeof(DerivationStrategyBase).GetTypeInfo().IsAssignableFrom(bindingContext.ModelType))
+            {
+                return Task.CompletedTask;
+            }
+
+            ValueProviderResult val = bindingContext.ValueProvider.GetValue(
+                bindingContext.ModelName);
+            if (val == null)
+            {
+                return Task.CompletedTask;
+            }
+
+            string key = val.FirstValue as string;
+            if (key == null)
+            {
+                return Task.CompletedTask;
+            }
+
+            var networkProvider = (BTCPayNetworkProvider)bindingContext.HttpContext.RequestServices.GetService(typeof(BTCPayNetworkProvider));
+            var cryptoCode = bindingContext.ValueProvider.GetValue("cryptoCode").FirstValue;
+            var network = networkProvider.GetNetwork(cryptoCode ?? "BTC");
+            try
+            {
+                var data = new DerivationStrategyFactory(network.NBitcoinNetwork).Parse(key);
+                if (!bindingContext.ModelType.IsInstanceOfType(data))
+                {
+                    throw new FormatException("Invalid destination type");
+                }
+                bindingContext.Result = ModelBindingResult.Success(data);
+            }
+            catch { throw new FormatException("Invalid derivation scheme"); }
+            return Task.CompletedTask;
+        }
+
+        #endregion
+    }
+}

BTCPayServer/ModelBinders/WalletIdModelBinder.cs

@@ -0,0 +1,39 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Mvc.ModelBinding;
+
+namespace BTCPayServer.ModelBinders
+{
+    public class WalletIdModelBinder : IModelBinder
+    {
+        public Task BindModelAsync(ModelBindingContext bindingContext)
+        {
+            if (!typeof(WalletId).GetTypeInfo().IsAssignableFrom(bindingContext.ModelType))
+            {
+                return Task.CompletedTask;
+            }
+
+            ValueProviderResult val = bindingContext.ValueProvider.GetValue(
+                bindingContext.ModelName);
+            if (val == null)
+            {
+                return Task.CompletedTask;
+            }
+
+            string key = val.FirstValue as string;
+            if (key == null)
+            {
+                return Task.CompletedTask;
+            }
+
+            if(WalletId.TryParse(key, out var walletId))
+            {
+                bindingContext.Result = ModelBindingResult.Success(walletId);
+            }
+            return Task.CompletedTask;
+        }
+    }
+}

BTCPayServer/Models/AppViewModels/UpdatePointOfSaleViewModel.cs

@@ -20,5 +20,9 @@ namespace BTCPayServer.Models.AppViewModels
 
         [Display(Name = "User can input custom amount")]
         public bool ShowCustomAmount { get; set; }
+        public string Example1 { get; internal set; }
+        public string Example2 { get; internal set; }
+        public string ExampleCallback { get; internal set; }
+        public string InvoiceUrl { get; internal set; }
     }
 }

BTCPayServer/Models/InvoiceResponse.cs

@@ -79,7 +79,7 @@ namespace BTCPayServer.Models
 
         //"price":5
         [JsonProperty("price")]
-        public double Price
+        public decimal Price
         {
             get; set;
         }
@@ -94,7 +94,7 @@ namespace BTCPayServer.Models
         //"exRates":{"USD":4320.02}
         [JsonProperty("exRates")]
         [Obsolete("Use CryptoInfo.ExRates instead")]
-        public Dictionary<string, double> ExRates
+        public Dictionary<string, decimal> ExRates
         {
             get; set;
         }
@@ -224,6 +224,29 @@ namespace BTCPayServer.Models
         {
             get; set;
         }
+
+        [JsonProperty("paymentSubtotals")]
+        public Dictionary<string, long> PaymentSubtotals { get; set; }
+
+        [JsonProperty("paymentTotals")]
+        public Dictionary<string, long> PaymentTotals { get; set; }
+
+        [JsonProperty("amountPaid", DefaultValueHandling = DefaultValueHandling.Include)]
+        public long AmountPaid { get; set; }
+
+        [JsonProperty("minerFees")]
+        public Dictionary<string, NBitpayClient.MinerFeeInfo> MinerFees { get; set; }
+
+        [JsonProperty("exchangeRates")]
+        public Dictionary<string, Dictionary<string, decimal>> ExchangeRates { get; set; }
+
+        [JsonProperty("supportedTransactionCurrencies")]
+        public Dictionary<string, NBitpayClient.InvoiceSupportedTransactionCurrency> SupportedTransactionCurrencies { get; set; }
+
+        [JsonProperty("addresses")]
+        public Dictionary<string, string> Addresses { get; set; }
+        [JsonProperty("paymentCodes")]
+        public Dictionary<string, NBitpayClient.InvoicePaymentUrls> PaymentCodes { get; set; }
     }
     public class Flags
     {
@@ -233,4 +256,5 @@ namespace BTCPayServer.Models
             get; set;
         }
     }
+
 }

BTCPayServer/Models/InvoicingModels/CreateInvoiceModel.cs

@@ -4,6 +4,7 @@ using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 using System.Linq;
 using System.Threading.Tasks;
+using BTCPayServer.Validation;
 
 namespace BTCPayServer.Models.InvoicingModels
 {
@@ -14,7 +15,7 @@ namespace BTCPayServer.Models.InvoicingModels
             Currency = "USD";
         }
         [Required]
-        public double? Amount
+        public decimal? Amount
         {
             get; set;
         }
@@ -52,8 +53,7 @@ namespace BTCPayServer.Models.InvoicingModels
             get; set;
         }
 
-
-        [Url]
+        [Uri]
         public string NotificationUrl
         {
             get; set;

BTCPayServer/Models/InvoicingModels/InvoicesModel.cs

@@ -33,10 +33,7 @@ namespace BTCPayServer.Models.InvoicingModels
 
     public class InvoiceModel
     {
-        public string Date
-        {
-            get; set;
-        }
+        public DateTimeOffset Date { get; set; }
 
         public string OrderId { get; set; }
         public string RedirectUrl { get; set; }
@@ -49,6 +46,8 @@ namespace BTCPayServer.Models.InvoicingModels
         {
             get; set;
         }
+        public bool ShowCheckout { get; set; }
+        public string ExceptionStatus { get; set; }
         public string AmountCurrency
         {
             get; set;

BTCPayServer/Models/InvoicingModels/PaymentModel.cs

@@ -12,6 +12,9 @@ namespace BTCPayServer.Models.InvoicingModels
             public string PaymentMethodId { get; set; }
             public string CryptoImage { get; set; }
             public string Link { get; set; }
+            public string PaymentMethodName { get; set; }
+            public bool IsLightning { get; set; }
+            public string CryptoCode { get; set; }
         }
         public string HtmlTitle { get; set; }
         public string CustomCSSLink { get; set; }
@@ -30,13 +33,13 @@ namespace BTCPayServer.Models.InvoicingModels
         public string Status { get; set; }
         public string MerchantRefLink { get; set; }
         public int MaxTimeSeconds { get; set; }
-
-        // These properties are not used in client side code
+        
         public string StoreName { get; set; }
         public string ItemDesc { get; set; }
         public string TimeLeft { get; set; }
         public string Rate { get; set; }
         public string OrderAmount { get; set; }
+        public string OrderAmountFiat { get; set; }
         public string InvoiceBitcoinUrl { get; set; }
         public string InvoiceBitcoinUrlQR { get; set; }
         public int TxCount { get; set; }
@@ -44,12 +47,13 @@ namespace BTCPayServer.Models.InvoicingModels
         public string StoreEmail { get; set; }
 
         public string OrderId { get; set; }
-        public string CryptoImage { get; set; }
         public decimal NetworkFee { get; set; }
         public bool IsMultiCurrency { get; set; }
-        public int MaxTimeMinutes { get; internal set; }
-        public string PaymentType { get; internal set; }
-        public string PaymentMethodId { get; internal set; }
+        public int MaxTimeMinutes { get; set; }
+        public string PaymentType { get; set; }
+        public string PaymentMethodId { get; set; }
+        public string PaymentMethodName { get; set; }
+        public string CryptoImage { get; set; }
 
         public bool AllowCoinConversion { get; set; }
         public string PeerInfo { get; set; }

BTCPayServer/Models/ServerViewModels/LNDGRPCServicesViewModel.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace BTCPayServer.Models.ServerViewModels
+{
+    public class LNDGRPCServicesViewModel
+    {
+        public string Host { get; set; }
+        public bool SSL { get; set; }
+        public string Macaroon { get; set; }
+        public string CertificateThumbprint { get; set; }
+        public string QRCode { get; set; }
+        public string QRCodeLink { get; set; }
+    }
+}

BTCPayServer/Models/ServerViewModels/MaintenanceViewModel.cs

@@ -0,0 +1,24 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Threading.Tasks;
+using Renci.SshNet;
+
+namespace BTCPayServer.Models.ServerViewModels
+{
+    public class MaintenanceViewModel
+    {
+        [Required]
+        public string UserName { get; set; }
+        [Required]
+        [DataType(DataType.Password)]
+        public string Password { get; set; }
+        [Display(Name = "Change domain")]
+        public string DNSDomain { get; set; }
+        public SshClient CreateSSHClient(string host)
+        {
+            return new SshClient(host, UserName, Password);
+        }
+    }
+}

BTCPayServer/Models/ServerViewModels/ServicesViewModel.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace BTCPayServer.Models.ServerViewModels
+{
+    public class ServicesViewModel
+    {
+        public class LNDServiceViewModel
+        {
+            public string Crypto { get; set; }
+            public string Type { get; set; }
+            public int Index { get; set; }
+        }
+        public List<LNDServiceViewModel> LNDServices { get; set; } = new List<LNDServiceViewModel>();
+    }
+}

BTCPayServer/Models/StoreViewModels/CheckoutExperienceViewModel.cs

@@ -4,6 +4,7 @@ using System.ComponentModel.DataAnnotations;
 using System.Linq;
 using System.Threading.Tasks;
 using BTCPayServer.Services;
+using BTCPayServer.Validation;
 using Microsoft.AspNetCore.Mvc.Rendering;
 
 namespace BTCPayServer.Models.StoreViewModels
@@ -42,10 +43,10 @@ namespace BTCPayServer.Models.StoreViewModels
         public string OnChainMinValue { get; set; }
 
         [Display(Name = "Link to a custom CSS stylesheet")]
-        [Url]
+        [Uri]
         public string CustomCSS { get; set; }
         [Display(Name = "Link to a custom logo")]
-        [Url]
+        [Uri]
         public string CustomLogo { get; set; }
 
         [Display(Name = "Custom HTML title to display on Checkout page")]

BTCPayServer/Models/StoreViewModels/DerivationSchemeViewModel.cs

@@ -27,6 +27,7 @@ namespace BTCPayServer.Models.StoreViewModels
         [Display(Name = "Hint address")]
         public string HintAddress { get; set; }
         public bool Confirmation { get; set; }
+        public bool Enabled { get; set; } = true;
 
         public string ServerUrl { get; set; }
         public string StatusMessage { get; internal set; }

BTCPayServer/Models/StoreViewModels/LightningNodeViewModel.cs

@@ -9,8 +9,8 @@ namespace BTCPayServer.Models.StoreViewModels
 {
     public class LightningNodeViewModel
     {
-        [Display(Name = "Lightning charge url")]
-        public string Url
+        [Display(Name = "Connection string")]
+        public string ConnectionString
         {
             get;
             set;
@@ -24,5 +24,6 @@ namespace BTCPayServer.Models.StoreViewModels
         public string StatusMessage { get; set; }
         public string InternalLightningNode { get; internal set; }
         public bool SkipPortTest { get; set; }
+        public bool Enabled { get; set; } = true;
     }
 }

BTCPayServer/Models/StoreViewModels/RatesViewModel.cs

@@ -44,9 +44,9 @@ namespace BTCPayServer.Models.StoreViewModels
         public string ScriptTest { get; set; }
         public CoinAverageExchange[] AvailableExchanges { get; set; }
 
-        [Display(Name = "Multiply the rate by ...")]
-        [Range(0.01, 10.0)]
-        public double RateMultiplier
+        [Display(Name = "Add a spread on exchange rate of ... %")]
+        [Range(0.0, 100.0)]
+        public double Spread
         {
             get;
             set;

BTCPayServer/Models/StoreViewModels/StoreViewModel.cs

@@ -1,6 +1,7 @@
 using BTCPayServer.Services;
 using BTCPayServer.Services.Invoices;
 using BTCPayServer.Services.Rates;
+using BTCPayServer.Validation;
 using BTCPayServer.Validations;
 using Microsoft.AspNetCore.Mvc.Rendering;
 using System;
@@ -17,6 +18,8 @@ namespace BTCPayServer.Models.StoreViewModels
         {
             public string Crypto { get; set; }
             public string Value { get; set; }
+            public WalletId WalletId { get; set; }
+            public bool Enabled { get; set; }
         }
 
         public StoreViewModel()
@@ -24,6 +27,7 @@ namespace BTCPayServer.Models.StoreViewModels
 
         }
 
+        public bool CanDelete { get; set; }
         public string Id { get; set; }
         [Display(Name = "Store Name")]
         [Required]
@@ -34,7 +38,7 @@ namespace BTCPayServer.Models.StoreViewModels
             get; set;
         }
 
-        [Url]
+        [Uri]
         [Display(Name = "Store Website")]
         [MaxLength(500)]
         public string StoreWebsite
@@ -80,10 +84,19 @@ namespace BTCPayServer.Models.StoreViewModels
         {
             public string CryptoCode { get; set; }
             public string Address { get; set; }
+            public bool Enabled { get; set; }
         }
         public List<LightningNode> LightningNodes
         {
             get; set;
         } = new List<LightningNode>();
+
+        [Display(Name = "Consider the invoice paid even if the paid amount is ... % less than expected")]
+        [Range(0, 100)]
+        public double PaymentTolerance
+        {
+            get;
+            set;
+        }
     }
 }