Improve logs of the invoice text search import

* Changelog 1.0.6.5

* Update Changelog.md

Co-authored-by: Zaxounette <51208677+Zaxounette@users.noreply.github.com>

Co-authored-by: Zaxounette <51208677+Zaxounette@users.noreply.github.com>

.github/ISSUE_TEMPLATE/bug-report.md

@@ -1,38 +1,63 @@
 ---
-name: Bug report
-about: File a bug report
-title: ''
-labels: ''
-assignees: ''
+name: "\U0001F41B Bug report"
+about: Report a bug or a technical issue
 
 ---
 
+<!--
+Thank you for reporting a technical issue.
+
+This issue tracker is only for bug reports and problems. 
+
+For general questions please read our documentation docs.btcpayserver.org. You can ask technical questions in discussions https://github.com/btcpayserver/btcpayserver/discussions and general support on our community chat chat.btcpayserver.org
+
+Please fill in as much of the template below as you're able. 
+-->
+
 **Describe the bug**
 A clear and concise description of what the bug is.
 
-**To Reproduce**
-Steps to reproduce the behavior:
+**To Reproduce the bug**
+Steps to reproduce the reported bug:
 1. Go to '...'
 2. Click on '....'
 3. Scroll down to '....'
 4. See error
 
 **Expected behavior**
+
+<!--
 A clear and concise description of what you expected to happen.
+-->
 
 **Screenshots**
+
+
+<!--
 If applicable, add screenshots to help explain your problem.
+-->
 
 **Your BTCPay Environment (please complete the following information):**
-- BTCPay Server Version: [available in the right bottom corner of footer] 
-- Deployment Method: [e.g. Docker, Manual, Third-Party-host]
-- Browser: [e.g. Chrome, Safari]
+- BTCPay Server Version:    <!--[available in the right bottom corner of footer] -->
+- Deployment Method:        <!--[e.g. Docker, Manual, Third-Party-host]-->
+- Browser:                  <!--[e.g. Chrome, Safari]-->
 
 **Logs (if applicable)**
-Basic logs can be found in Server Settings > Logs. More logs https://docs.btcpayserver.org/Troubleshooting/#2-looking-through-the-logs
+
+
+<!--
+Basic logs can be found in Server Settings > Logs. 
+More logs https://docs.btcpayserver.org/Troubleshooting/#2-looking-through-the-logs
+-->
 
 **Setup Parameters**
+
+<!--
 If you're reporting a deployment issue run `. btcpay-setup.sh -i` and paste the setup parameters here with your private information removed or obscured.
+-->
 
 **Additional context**
+
+<!--
 Add any other context about the problem here.
+-->

.github/ISSUE_TEMPLATE/config.yml

@@ -1,5 +1,11 @@
 blank_issues_enabled: false
-contact_links:
-  - name: Community Support Chat 
+contact_links: 
+  - name: 🚀 Discussions  
+    url: https://github.com/btcpayserver/btcpayserver/discussions
+    about: Technical discussions, questions and feature requests    
+  - name: 📝 Official Documentation
+    url: https://docs.btcpayserver.org
+    about: Check our documentation for answers to common questions 
+  - name: 💬 Community Support Chat  
     url: https://chat.btcpayserver.org/
-    about: Ask general questions and get community support in real-time.
+    about: Ask general questions and get community support in real-time

.github/ISSUE_TEMPLATE/feature_request.md

@@ -1,23 +0,0 @@
----
-name: Feature request
-about: Suggest a new feature or enhancement
-title: ''
-labels: ''
-assignees: ''
-
----
-
-**Is your feature request related to a problem? Please describe.**
-A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
-
-**Describe the solution you'd like**
-A clear and concise description of what you want to happen.
-
-**Sketch/Image/Wireframe/Mockup**
- If applicable provide examples, wireframes, sketches or images to better explain your idea.
-
-**Describe alternatives you've considered**
-A clear and concise description of any alternative solutions or features you've considered.
-
-**Additional context**
-Add any other context or screenshots about the feature request here.

.run/Build and pack extensions.run.xml

@@ -1,6 +0,0 @@
-<component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="Build and pack plugins" type="CompoundRunConfigurationType">
-    <toRun name="Pack Test Plugin" type="DotNetProject" />
-    <method v="2" />
-  </configuration>
-</component>

BTCPayServer.Abstractions/BTCPayServer.Abstractions.csproj

@@ -30,4 +30,10 @@
   <ItemGroup>
     <None Include="icon.png" Pack="true" PackagePath="\" />
   </ItemGroup>
+  <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="3.1.4" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="3.1.4" />
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="3.1.4" />
+    <PackageReference Include="Pomelo.EntityFrameworkCore.MySql" Version="3.1.1" />
+  </ItemGroup>
 </Project>

BTCPayServer.Abstractions/Configuration/DataDirectories.cs

@@ -0,0 +1,12 @@
+namespace BTCPayServer.Configuration
+{
+    public class DataDirectories
+    {
+        public string DataDir  { get; set; }
+        public string PluginDir  { get; set; }
+        public string TempStorageDir { get; set; }
+        public string StorageDir { get; set; }
+    }
+    
+    
+}

BTCPayServer.Abstractions/Constants/AuthenticationSchemes.cs

@@ -1,4 +1,4 @@
-namespace BTCPayServer.Security
+namespace BTCPayServer.Abstractions.Constants
 {
     public class AuthenticationSchemes
     {

BTCPayServer.Abstractions/Contracts/BaseDbContextFactory.cs

@@ -0,0 +1,109 @@
+using System;
+using BTCPayServer.Abstractions.Models;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.Extensions.Options;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Migrations;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Migrations.Operations;
+
+namespace BTCPayServer.Abstractions.Contracts
+{
+    public abstract class BaseDbContextFactory<T> where T: DbContext
+    {
+        private readonly IOptions<DatabaseOptions> _options;
+        private readonly string _schemaPrefix;
+
+        public BaseDbContextFactory(IOptions<DatabaseOptions> options, string schemaPrefix)
+        {
+            _options = options;
+            _schemaPrefix = schemaPrefix;
+        }
+
+        public abstract T CreateContext();
+
+        class CustomNpgsqlMigrationsSqlGenerator : NpgsqlMigrationsSqlGenerator
+        {
+            public CustomNpgsqlMigrationsSqlGenerator(MigrationsSqlGeneratorDependencies dependencies, IMigrationsAnnotationProvider annotations, Npgsql.EntityFrameworkCore.PostgreSQL.Infrastructure.Internal.INpgsqlOptions opts) : base(dependencies, annotations, opts)
+            {
+            }
+
+            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)
+        {
+            switch (_options.Value.DatabaseType)
+            {
+                case DatabaseType.Sqlite:
+                    builder.UseSqlite(_options.Value.ConnectionString, o =>
+                    {
+                        if (!string.IsNullOrEmpty(_schemaPrefix))
+                        {
+                            o.MigrationsHistoryTable(_schemaPrefix);
+                        }
+                    });
+                    break;
+                case DatabaseType.Postgres:
+                    builder
+                        .UseNpgsql(_options.Value.ConnectionString, o =>
+                        {
+                            o.EnableRetryOnFailure(10);
+                            if (!string.IsNullOrEmpty(_schemaPrefix))
+                            {
+                                o.MigrationsHistoryTable(_schemaPrefix);
+                            }
+                        })
+                        .ReplaceService<IMigrationsSqlGenerator, CustomNpgsqlMigrationsSqlGenerator>();
+                    break;
+                case DatabaseType.MySQL:
+                    builder.UseMySql(_options.Value.ConnectionString, o =>
+                    {
+                        o.EnableRetryOnFailure(10);
+                            
+                        if (!string.IsNullOrEmpty(_schemaPrefix))
+                        {
+                            o.MigrationsHistoryTable(_schemaPrefix);
+                        }
+                    });
+                    break;
+                default:
+                    throw new ArgumentOutOfRangeException();
+            }
+        }
+        
+    }
+}

BTCPayServer.Abstractions/Contracts/IBTCPayServerPlugin.cs

@@ -4,7 +4,7 @@ using BTCPayServer.Abstractions.Converters;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.Extensions.DependencyInjection;
 
-namespace BTCPayServer.Contracts
+namespace BTCPayServer.Abstractions.Contracts
 {
     public interface IBTCPayServerPlugin
     {
@@ -14,8 +14,19 @@ namespace BTCPayServer.Contracts
         Version Version { get; }
         string Description { get; }
         bool SystemPlugin { get; set; }
-        string[] Dependencies { get; }
+        PluginDependency[] Dependencies { get; }
         void Execute(IApplicationBuilder applicationBuilder, IServiceProvider applicationBuilderApplicationServices);
         void Execute(IServiceCollection applicationBuilder);
+
+        public class PluginDependency
+        {
+            public string Identifier { get; set; }
+            public string Condition { get; set; }
+            public override string ToString()
+            {
+                return $"{Identifier}: {Condition}";
+            }
+        }
     }
+    
 }

BTCPayServer.Abstractions/Contracts/INotificationHandler.cs

@@ -1,6 +1,6 @@
 using System;
 
-namespace BTCPayServer.Contracts
+namespace BTCPayServer.Abstractions.Contracts
 {
     public abstract class BaseNotification
     {

BTCPayServer.Abstractions/Contracts/IPluginHookAction.cs

@@ -0,0 +1,10 @@
+using System.Threading.Tasks;
+
+namespace BTCPayServer.Abstractions.Contracts
+{
+    public interface IPluginHookAction
+    {
+        public string Hook { get; }
+        Task Execute(object args);
+    }
+}

BTCPayServer.Abstractions/Contracts/IPluginHookFilter.cs

@@ -0,0 +1,11 @@
+using System.Threading.Tasks;
+
+namespace BTCPayServer.Abstractions.Contracts
+{
+    public interface IPluginHookFilter
+    {
+        public string Hook { get; }
+        
+        Task<object> Execute(object args);
+    }
+}

BTCPayServer.Abstractions/Contracts/IPluginHookService.cs

@@ -0,0 +1,10 @@
+using System.Threading.Tasks;
+
+namespace BTCPayServer.Abstractions.Contracts
+{
+    public interface IPluginHookService
+    {
+        Task ApplyAction(string hook, object args);
+        Task<object> ApplyFilter(string hook, object args);
+    }
+}

BTCPayServer.Abstractions/Contracts/ISettingsRepository.cs

@@ -1,7 +1,7 @@
 using System.Threading;
 using System.Threading.Tasks;
 
-namespace BTCPayServer.Services
+namespace BTCPayServer.Abstractions.Contracts
 {
     public interface ISettingsRepository
     {

BTCPayServer.Abstractions/Contracts/IStartupTask.cs

@@ -1,7 +1,7 @@
 using System.Threading;
 using System.Threading.Tasks;
 
-namespace BTCPayServer.Hosting
+namespace BTCPayServer.Abstractions.Contracts
 {
     public interface IStartupTask
     {

BTCPayServer.Abstractions/Contracts/ISyncSummaryProvider.cs

@@ -1,4 +1,4 @@
-namespace BTCPayServer.Contracts
+namespace BTCPayServer.Abstractions.Contracts
 {
     public interface ISyncSummaryProvider
     {

BTCPayServer.Abstractions/Contracts/IUIExtension.cs

@@ -0,0 +1,9 @@
+namespace BTCPayServer.Abstractions.Contracts
+{
+    public interface IUIExtension
+    {
+        string Partial { get; }
+        
+        string Location { get; }
+    }
+}

BTCPayServer.Abstractions/Extensions/Extensions.cs

@@ -1,8 +1,8 @@
 using System.Text.Json;
-using BTCPayServer.Models;
+using BTCPayServer.Abstractions.Models;
 using Microsoft.AspNetCore.Mvc.ViewFeatures;
 
-namespace BTCPayServer
+namespace BTCPayServer.Abstractions.Extensions
 {
     public static class SetStatusMessageModelExtensions
     {

BTCPayServer.Abstractions/Extensions/ServiceCollectionExtensions.cs

@@ -1,6 +1,7 @@
-using BTCPayServer.Hosting;
+using BTCPayServer.Abstractions.Contracts;
+using Microsoft.Extensions.DependencyInjection;
 
-namespace Microsoft.Extensions.DependencyInjection
+namespace BTCPayServer.Abstractions.Extensions
 {
     public static class ServiceCollectionExtensions
     {

BTCPayServer.Abstractions/Models/BaseBTCPayServerPlugin.cs

@@ -1,10 +1,10 @@
 using System;
 using System.Reflection;
-using BTCPayServer.Contracts;
+using BTCPayServer.Abstractions.Contracts;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.Extensions.DependencyInjection;
 
-namespace BTCPayServer.Models
+namespace BTCPayServer.Abstractions.Models
 {
     public abstract class BaseBTCPayServerPlugin : IBTCPayServerPlugin
     {
@@ -21,8 +21,7 @@ namespace BTCPayServer.Models
 
         public abstract string Description { get; }
         public bool SystemPlugin { get; set; }
-        public bool SystemExtension { get; set; }
-        public virtual string[] Dependencies { get; } = Array.Empty<string>();
+        public virtual IBTCPayServerPlugin.PluginDependency[] Dependencies { get; } = Array.Empty<IBTCPayServerPlugin.PluginDependency>();
 
         public virtual void Execute(IApplicationBuilder applicationBuilder,
             IServiceProvider applicationBuilderApplicationServices)

BTCPayServer.Abstractions/Models/DatabaseOptions.cs

@@ -0,0 +1,8 @@
+namespace BTCPayServer.Abstractions.Models
+{
+    public class DatabaseOptions
+    {
+        public DatabaseType DatabaseType { get; set; }
+        public string ConnectionString { get; set; }
+    }
+}

BTCPayServer.Abstractions/Models/DatabaseType.cs

@@ -0,0 +1,9 @@
+namespace BTCPayServer.Abstractions.Models
+{
+    public enum DatabaseType
+    {
+        Sqlite,
+        Postgres,
+        MySQL,
+    }
+}

BTCPayServer.Abstractions/Models/StatusMessageModel.cs

@@ -1,6 +1,6 @@
 using System;
 
-namespace BTCPayServer.Models
+namespace BTCPayServer.Abstractions.Models
 {
     public class StatusMessageModel
     {

BTCPayServer.Abstractions/Services/PluginAction.cs

@@ -0,0 +1,16 @@
+using System.Threading.Tasks;
+using BTCPayServer.Abstractions.Contracts;
+
+namespace BTCPayServer.Abstractions.Services
+{
+    public abstract class PluginAction<T>:IPluginHookAction
+    {
+        public abstract string Hook { get; }
+        public Task Execute(object args)
+        {
+            return Execute(args is T args1 ? args1 : default);
+        }
+
+        public abstract Task Execute(T arg);
+    }
+}

BTCPayServer.Abstractions/Services/PluginHookFilter.cs

@@ -0,0 +1,17 @@
+using System.Threading.Tasks;
+using BTCPayServer.Abstractions.Contracts;
+
+namespace BTCPayServer.Abstractions.Services
+{
+    public abstract class PluginHookFilter<T>:IPluginHookFilter
+    {
+        public abstract string Hook { get; }
+
+        public Task<object> Execute(object args)
+        {
+            return Execute(args is T args1 ? args1 : default).ContinueWith(task => task.Result as object);
+        }
+
+        public abstract Task<T> Execute(T arg);
+    }
+}

BTCPayServer.Abstractions/Services/UIExtension.cs

@@ -1,12 +1,7 @@
-namespace BTCPayServer.Contracts
-{
-    public interface IUIExtension
-    {
-        string Partial { get; }
-        
-        string Location { get; }
-    }
+using BTCPayServer.Abstractions.Contracts;
 
+namespace BTCPayServer.Abstractions.Services
+{
     public class UIExtension: IUIExtension
     {
         public UIExtension(string partial, string location)

BTCPayServer.Client/BTCPayServer.Client.csproj

@@ -13,7 +13,7 @@
         <RepositoryType>git</RepositoryType>
     </PropertyGroup>
   <PropertyGroup>
-    <Version Condition=" '$(Version)' == '' ">1.1.1</Version>
+    <Version Condition=" '$(Version)' == '' ">1.2.0</Version>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)' == 'Release' ">
     <PublishRepositoryUrl>true</PublishRepositoryUrl>
@@ -27,7 +27,7 @@
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All" />
   </ItemGroup>
     <ItemGroup>
-      <PackageReference Include="NBitcoin" Version="5.0.60" />
+      <PackageReference Include="NBitcoin" Version="5.0.68" />
       <PackageReference Include="BTCPayServer.Lightning.Common" Version="1.2.0" />
       <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
     </ItemGroup>

BTCPayServer.Client/BTCPayServerClient.Authorization.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Threading.Tasks;
 
 namespace BTCPayServer.Client
 {

BTCPayServer.Client/BTCPayServerClient.Invoices.cs

@@ -26,6 +26,13 @@ namespace BTCPayServer.Client
                 CreateHttpRequest($"api/v1/stores/{storeId}/invoices/{invoiceId}"), token);
             return await HandleResponse<InvoiceData>(response);
         }
+        public virtual async Task<InvoicePaymentMethodDataModel[]> GetInvoicePaymentMethods(string storeId, string invoiceId,
+            CancellationToken token = default)
+        {
+            var response = await _httpClient.SendAsync(
+                CreateHttpRequest($"api/v1/stores/{storeId}/invoices/{invoiceId}/payment-methods"), token);
+            return await HandleResponse<InvoicePaymentMethodDataModel[]>(response);
+        }
 
         public virtual async Task ArchiveInvoice(string storeId, string invoiceId,
             CancellationToken token = default)
@@ -47,12 +54,23 @@ namespace BTCPayServer.Client
             return await HandleResponse<InvoiceData>(response);
         }
 
+        public virtual async Task<InvoiceData> UpdateInvoice(string storeId, string invoiceId,
+            UpdateInvoiceRequest request, CancellationToken token = default)
+        {
+            if (request == null)
+                throw new ArgumentNullException(nameof(request));
+            var response = await _httpClient.SendAsync(
+                CreateHttpRequest($"api/v1/stores/{storeId}/invoices/{invoiceId}", bodyPayload: request,
+                    method: HttpMethod.Put), token);
+            return await HandleResponse<InvoiceData>(response);
+        }
+
         public virtual async Task<InvoiceData> MarkInvoiceStatus(string storeId, string invoiceId,
             MarkInvoiceStatusRequest request, CancellationToken token = default)
         {
             if (request == null)
                 throw new ArgumentNullException(nameof(request));
-            if (request.Status!= InvoiceStatus.Complete && request.Status!= InvoiceStatus.Invalid)
+            if (request.Status!= InvoiceStatus.Settled && request.Status!= InvoiceStatus.Invalid)
                 throw new ArgumentOutOfRangeException(nameof(request.Status), "Status can only be Invalid or Complete");
             var response = await _httpClient.SendAsync(
                 CreateHttpRequest($"api/v1/stores/{storeId}/invoices/{invoiceId}/status", bodyPayload: request,

BTCPayServer.Client/BTCPayServerClient.Notifications.cs

@@ -0,0 +1,47 @@
+using System;
+using System.Collections.Generic;
+using System.Net.Http;
+using System.Threading;
+using System.Threading.Tasks;
+using BTCPayServer.Client.Models;
+
+namespace BTCPayServer.Client
+{
+    public partial class BTCPayServerClient
+    {
+        public virtual async Task<IEnumerable<NotificationData>> GetNotifications(bool? seen = null,
+            CancellationToken token = default)
+        {
+            var response =
+                await _httpClient.SendAsync(
+                    CreateHttpRequest($"api/v1/users/me/notifications",
+                        seen != null ? new Dictionary<string, object>() {{nameof(seen), seen}} : null), token);
+            return await HandleResponse<IEnumerable<NotificationData>>(response);
+        }
+
+        public virtual async Task<NotificationData> GetNotification(string notificationId,
+            CancellationToken token = default)
+        {
+            var response = await _httpClient.SendAsync(
+                CreateHttpRequest($"api/v1/users/me/notifications/{notificationId}"), token);
+            return await HandleResponse<NotificationData>(response);
+        }
+
+        public virtual async Task<NotificationData> UpdateNotification(string notificationId, bool? seen,
+            CancellationToken token = default)
+        {
+            var response = await _httpClient.SendAsync(
+                CreateHttpRequest($"api/v1/users/me/notifications/{notificationId}",
+                    method: HttpMethod.Put, bodyPayload: new UpdateNotification() {Seen = seen}), token);
+            return await HandleResponse<NotificationData>(response);
+        }
+
+        public virtual async Task RemoveNotification(string notificationId, CancellationToken token = default)
+        {
+            var response = await _httpClient.SendAsync(
+                CreateHttpRequest($"api/v1/users/me/notifications/{notificationId}",
+                    method: HttpMethod.Delete), token);
+            await HandleResponse(response);
+        }
+    }
+}

BTCPayServer.Client/BTCPayServerClient.OnChainPaymentMethods.cs

@@ -0,0 +1,74 @@
+using System.Collections.Generic;
+using System.Net.Http;
+using System.Threading;
+using System.Threading.Tasks;
+using BTCPayServer.Client.Models;
+
+namespace BTCPayServer.Client
+{
+    public partial class BTCPayServerClient
+    {
+        public virtual async Task<IEnumerable<OnChainPaymentMethodData>> GetStoreOnChainPaymentMethods(string storeId,
+            CancellationToken token = default)
+        {
+            var response =
+                await _httpClient.SendAsync(
+                    CreateHttpRequest($"api/v1/stores/{storeId}/payment-methods/Onchain"), token);
+            return await HandleResponse<IEnumerable<OnChainPaymentMethodData>>(response);
+        }
+
+        public virtual async Task<OnChainPaymentMethodData> GetStoreOnChainPaymentMethod(string storeId,
+            string cryptoCode, CancellationToken token = default)
+        {
+            var response =
+                await _httpClient.SendAsync(
+                    CreateHttpRequest($"api/v1/stores/{storeId}/payment-methods/Onchain/{cryptoCode}"), token);
+            return await HandleResponse<OnChainPaymentMethodData>(response);
+        }
+
+        public virtual async Task RemoveStoreOnChainPaymentMethod(string storeId,
+            string cryptoCode, CancellationToken token = default)
+        {
+            var response =
+                await _httpClient.SendAsync(
+                    CreateHttpRequest($"api/v1/stores/{storeId}/payment-methods/Onchain/{cryptoCode}",
+                        method: HttpMethod.Delete), token);
+            await HandleResponse(response);
+        }
+
+        public virtual async Task<OnChainPaymentMethodData> UpdateStoreOnChainPaymentMethod(string storeId,
+            string cryptoCode, OnChainPaymentMethodData paymentMethod,
+            CancellationToken token = default)
+        {
+            var response = await _httpClient.SendAsync(
+                CreateHttpRequest($"api/v1/stores/{storeId}/payment-methods/Onchain/{cryptoCode}",
+                    bodyPayload: paymentMethod, method: HttpMethod.Put), token);
+            return await HandleResponse<OnChainPaymentMethodData>(response);
+        }
+
+        public virtual async Task<OnChainPaymentMethodPreviewResultData>
+            PreviewProposedStoreOnChainPaymentMethodAddresses(
+                string storeId, string cryptoCode, OnChainPaymentMethodData paymentMethod, int offset = 0,
+                int amount = 10,
+                CancellationToken token = default)
+        {
+            var response = await _httpClient.SendAsync(
+                CreateHttpRequest($"api/v1/stores/{storeId}/payment-methods/Onchain/{cryptoCode}/preview",
+                    bodyPayload: paymentMethod,
+                    queryPayload: new Dictionary<string, object>() {{"offset", offset}, {"amount", amount}},
+                    method: HttpMethod.Post), token);
+            return await HandleResponse<OnChainPaymentMethodPreviewResultData>(response);
+        }
+
+        public virtual async Task<OnChainPaymentMethodPreviewResultData> PreviewStoreOnChainPaymentMethodAddresses(
+            string storeId, string cryptoCode, int offset = 0, int amount = 10,
+            CancellationToken token = default)
+        {
+            var response = await _httpClient.SendAsync(
+                CreateHttpRequest($"api/v1/stores/{storeId}/payment-methods/Onchain/{cryptoCode}/preview",
+                    queryPayload: new Dictionary<string, object>() {{"offset", offset}, {"amount", amount}},
+                    method: HttpMethod.Get), token);
+            return await HandleResponse<OnChainPaymentMethodPreviewResultData>(response);
+        }
+    }
+}

BTCPayServer.Client/BTCPayServerClient.Webhooks.cs

@@ -0,0 +1,65 @@
+using System;
+using System.Collections.Generic;
+using System.Net.Http;
+using System.Runtime.CompilerServices;
+using System.Threading;
+using System.Threading.Tasks;
+using BTCPayServer.Client.Models;
+using Newtonsoft.Json.Linq;
+
+namespace BTCPayServer.Client
+{
+    public partial class BTCPayServerClient
+    {
+        public async Task<StoreWebhookData> CreateWebhook(string storeId, Client.Models.CreateStoreWebhookRequest create, CancellationToken token = default)
+        {
+            var response = await _httpClient.SendAsync(CreateHttpRequest($"api/v1/stores/{storeId}/webhooks", bodyPayload: create, method: HttpMethod.Post), token);
+            return await HandleResponse<StoreWebhookData>(response);
+        }
+        public async Task<StoreWebhookData> GetWebhook(string storeId, string webhookId, CancellationToken token = default)
+        {
+            var response = await _httpClient.SendAsync(CreateHttpRequest($"api/v1/stores/{storeId}/webhooks/{webhookId}"), token);
+            if (response.StatusCode == System.Net.HttpStatusCode.NotFound)
+                return null;
+            return await HandleResponse<StoreWebhookData>(response);
+        }
+        public async Task<StoreWebhookData> UpdateWebhook(string storeId, string webhookId, Models.UpdateStoreWebhookRequest update, CancellationToken token = default)
+        {
+            var response = await _httpClient.SendAsync(CreateHttpRequest($"api/v1/stores/{storeId}/webhooks/{webhookId}", bodyPayload: update, method: HttpMethod.Put), token);
+            return await HandleResponse<StoreWebhookData>(response);
+        }
+        public async Task<bool> DeleteWebhook(string storeId, string webhookId, CancellationToken token = default)
+        {
+            var response = await _httpClient.SendAsync(CreateHttpRequest($"api/v1/stores/{storeId}/webhooks/{webhookId}", method: HttpMethod.Delete), token);
+            return response.IsSuccessStatusCode;
+        }
+        public async Task<StoreWebhookData[]> GetWebhooks(string storeId, CancellationToken token = default)
+        {
+            var response = await _httpClient.SendAsync(CreateHttpRequest($"api/v1/stores/{storeId}/webhooks"), token);
+            return await HandleResponse<StoreWebhookData[]>(response);
+        }
+        public async Task<WebhookDeliveryData[]> GetWebhookDeliveries(string storeId, string webhookId, CancellationToken token = default)
+        {
+            var response = await _httpClient.SendAsync(CreateHttpRequest($"api/v1/stores/{storeId}/webhooks/{webhookId}/deliveries"), token);
+            return await HandleResponse<WebhookDeliveryData[]>(response);
+        }
+        public async Task<WebhookDeliveryData> GetWebhookDelivery(string storeId, string webhookId, string deliveryId, CancellationToken token = default)
+        {
+            var response = await _httpClient.SendAsync(CreateHttpRequest($"api/v1/stores/{storeId}/webhooks/{webhookId}/deliveries/{deliveryId}"), token);
+            return await HandleResponse<WebhookDeliveryData>(response);
+        }
+        public async Task<string> RedeliverWebhook(string storeId, string webhookId, string deliveryId, CancellationToken token = default)
+        {
+            var response = await _httpClient.SendAsync(CreateHttpRequest($"api/v1/stores/{storeId}/webhooks/{webhookId}/deliveries/{deliveryId}/redeliver", null, HttpMethod.Post), token);
+            return await HandleResponse<string>(response);
+        }
+
+        public async Task<WebhookEvent> GetWebhookDeliveryRequest(string storeId, string webhookId, string deliveryId, CancellationToken token = default)
+        {
+            var response = await _httpClient.SendAsync(CreateHttpRequest($"api/v1/stores/{storeId}/webhooks/{webhookId}/deliveries/{deliveryId}/request"), token);
+            if (response.StatusCode == System.Net.HttpStatusCode.NotFound)
+                return null;
+            return await HandleResponse<WebhookEvent>(response);
+        }
+    }
+}

BTCPayServer.Client/BTCPayServerClient.cs

@@ -65,7 +65,8 @@ namespace BTCPayServer.Client
         protected async Task<T> HandleResponse<T>(HttpResponseMessage message)
         {
             await HandleResponse(message);
-            return JsonConvert.DeserializeObject<T>(await message.Content.ReadAsStringAsync());
+            var str = await message.Content.ReadAsStringAsync();
+            return JsonConvert.DeserializeObject<T>(str);
         }
 
         protected virtual HttpRequestMessage CreateHttpRequest(string path,

BTCPayServer.Client/Models/CreateInvoiceRequest.cs

@@ -17,6 +17,7 @@ namespace BTCPayServer.Client.Models
 
         public class CheckoutOptions
         {
+
             [JsonConverter(typeof(StringEnumConverter))]
             public SpeedPolicy? SpeedPolicy { get; set; }
 
@@ -30,6 +31,9 @@ namespace BTCPayServer.Client.Models
             public TimeSpan? Monitoring { get; set; }
 
             public double? PaymentTolerance { get; set; }
+            [JsonProperty("redirectURL")]
+            public string RedirectURL { get; set; }
+            public string DefaultLanguage { get; set; }
         }
     }
 }

BTCPayServer.Client/Models/GreenfieldAPIError.cs

@@ -10,8 +10,7 @@ namespace BTCPayServer.Client.Models
         }
         public GreenfieldAPIError(string code, string message)
         {
-            if (code == null)
-                throw new ArgumentNullException(nameof(code));
+            code = code ?? "generic-error";
             if (message == null)
                 throw new ArgumentNullException(nameof(message));
             Code = code;

BTCPayServer.Client/Models/InvoiceData.cs

@@ -1,6 +1,4 @@
 using System;
-using System.Collections.Generic;
-using BTCPayServer.JsonConverters;
 using Newtonsoft.Json;
 using Newtonsoft.Json.Converters;
 
@@ -9,6 +7,7 @@ namespace BTCPayServer.Client.Models
     public class InvoiceData : CreateInvoiceRequest
     {
         public string Id { get; set; }
+        public string CheckoutLink { get; set; }
         [JsonConverter(typeof(StringEnumConverter))]
         public InvoiceStatus Status { get; set; }
         [JsonConverter(typeof(StringEnumConverter))]
@@ -20,4 +19,12 @@ namespace BTCPayServer.Client.Models
         [JsonConverter(typeof(NBitcoin.JsonConverters.DateTimeToUnixTimeConverter))]
         public DateTimeOffset CreatedTime { get; set; }
     }
+    public enum InvoiceStatus
+    {
+        New,
+        Processing,
+        Expired,
+        Invalid,
+        Settled
+    }
 }

BTCPayServer.Client/Models/InvoicePaymentMethodDataModel.cs

@@ -0,0 +1,61 @@
+using System;
+using System.Collections.Generic;
+using BTCPayServer.JsonConverters;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+
+namespace BTCPayServer.Client.Models
+{
+    public class InvoicePaymentMethodDataModel
+    {
+        public string Destination { get; set; }
+        public string PaymentLink { get; set; }
+
+        [JsonConverter(typeof(NumericStringJsonConverter))]
+        public decimal Rate { get; set; }
+
+        [JsonConverter(typeof(NumericStringJsonConverter))]
+        public decimal PaymentMethodPaid { get; set; }
+
+        [JsonConverter(typeof(NumericStringJsonConverter))]
+        public decimal TotalPaid { get; set; }
+
+        [JsonConverter(typeof(NumericStringJsonConverter))]
+        public decimal Due { get; set; }
+
+        [JsonConverter(typeof(NumericStringJsonConverter))]
+        public decimal Amount { get; set; }
+
+        [JsonConverter(typeof(NumericStringJsonConverter))]
+        public decimal NetworkFee { get; set; }
+
+        public List<Payment> Payments { get; set; }
+        public string PaymentMethod { get; set; }
+
+        public class Payment
+        {
+            public string Id { get; set; }
+
+            [JsonConverter(typeof(NBitcoin.JsonConverters.DateTimeToUnixTimeConverter))]
+            public DateTime ReceivedDate { get; set; }
+
+            [JsonConverter(typeof(NumericStringJsonConverter))]
+            public decimal Value { get; set; }
+
+            [JsonConverter(typeof(NumericStringJsonConverter))]
+            public decimal Fee { get; set; }
+
+            [JsonConverter(typeof(StringEnumConverter))]
+            public PaymentStatus Status { get; set; }
+
+            public string Destination { get; set; }
+            
+            public enum PaymentStatus
+            {
+                Invalid,
+                Processing,
+                Settled
+            }
+        }
+    }
+}

BTCPayServer.Client/Models/InvoiceStatus.cs

@@ -1,12 +0,0 @@
-namespace BTCPayServer.Client.Models
-{
-    public enum InvoiceStatus
-    {
-        New,
-        Paid,
-        Expired,
-        Invalid,
-        Complete,
-        Confirmed
-    }
-}

BTCPayServer.Client/Models/NotificationData.cs

@@ -0,0 +1,16 @@
+using System;
+using Newtonsoft.Json;
+
+namespace BTCPayServer.Client.Models
+{
+    public class NotificationData
+    {
+        public string Id { get; set; }
+        public string Body { get; set; }
+        public bool Seen { get; set; }
+        public Uri Link { get; set; }
+
+        [JsonConverter(typeof(NBitcoin.JsonConverters.DateTimeToUnixTimeConverter))]
+        public DateTimeOffset CreatedTime { get; set; }
+    }
+}

BTCPayServer.Client/Models/OnChainPaymentMethodData.cs

@@ -0,0 +1,39 @@
+using NBitcoin;
+using Newtonsoft.Json;
+
+namespace BTCPayServer.Client.Models
+{
+    public class OnChainPaymentMethodData
+    {
+        /// <summary>
+        /// Whether the payment method is enabled
+        /// </summary>
+        public bool Enabled { get; set; }
+
+        /// <summary>
+        /// Crypto code of the payment method
+        /// </summary>
+        public string CryptoCode { get; set; }
+
+        /// <summary>
+        /// The derivation scheme
+        /// </summary>
+        public string DerivationScheme { get; set; }
+
+        public string Label { get; set; }
+
+        [JsonConverter(typeof(NBitcoin.JsonConverters.KeyPathJsonConverter))]
+        public RootedKeyPath AccountKeyPath { get; set; }
+
+        public OnChainPaymentMethodData()
+        {
+        }
+
+        public OnChainPaymentMethodData(string cryptoCode, string derivationScheme, bool enabled)
+        {
+            Enabled = enabled;
+            CryptoCode = cryptoCode;
+            DerivationScheme = derivationScheme;
+        }
+    }
+}

BTCPayServer.Client/Models/OnChainPaymentMethodPreviewResultData.cs

@@ -0,0 +1,23 @@
+using System.Collections.Generic;
+
+namespace BTCPayServer.Client.Models
+{
+    public class OnChainPaymentMethodPreviewResultData
+    {
+        /// <summary>
+        /// a list of addresses generated by the derivation scheme
+        /// </summary>
+        public IList<OnChainPaymentMethodPreviewResultAddressItem> Addresses { get; set; } =
+            new List<OnChainPaymentMethodPreviewResultAddressItem>();
+
+        public class OnChainPaymentMethodPreviewResultAddressItem
+        {
+            /// <summary>
+            /// The key path relative to the account key path. 
+            /// </summary>
+            public string KeyPath { get; set; }
+            //The address generated at the key path
+            public string Address { get; set; }
+        }
+    }
+}

BTCPayServer.Client/Models/StoreBaseData.cs

@@ -30,14 +30,22 @@ namespace BTCPayServer.Client.Models
         public double PaymentTolerance { get; set; } = 0;
         public bool AnyoneCanCreateInvoice { get; set; }
 
+
+        public bool RequiresRefundEmail { get; set; }
+        public bool LightningAmountInSatoshi { get; set; }
+        public bool LightningPrivateRouteHints { get; set; }
+        public bool OnChainWithLnInvoiceFallback { get; set; }
+        public bool RedirectAutomatically { get; set; }
+
         [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
         public bool ShowRecommendedFee { get; set; } = true;
         [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
         public int RecommendedFeeBlockTarget { get; set; } = 1;
-
+        
+        public string DefaultPaymentMethod { get; set; }
+        
         [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
         public string DefaultLang { get; set; } = "en";
-        public bool LightningAmountInSatoshi { get; set; }
 
         public string CustomLogo { get; set; }
 
@@ -45,16 +53,13 @@ namespace BTCPayServer.Client.Models
 
         public string HtmlTitle { get; set; }
 
-        public bool RedirectAutomatically { get; set; }
 
-        public bool RequiresRefundEmail { get; set; }
 
         [JsonConverter(typeof(StringEnumConverter))]
         [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
         public NetworkFeeMode NetworkFeeMode { get; set; } = NetworkFeeMode.Never;
 
         public bool PayJoinEnabled { get; set; }
-        public bool LightningPrivateRouteHints { get; set; }
 
 
         [JsonExtensionData]

BTCPayServer.Client/Models/StoreWebhookData.cs

@@ -0,0 +1,35 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using Newtonsoft.Json;
+
+namespace BTCPayServer.Client.Models
+{
+    public class StoreWebhookBaseData
+    {
+        public class AuthorizedEventsData
+        {
+            public bool Everything { get; set; } = true;
+
+            [JsonProperty(ItemConverterType = typeof(Newtonsoft.Json.Converters.StringEnumConverter))]
+            public WebhookEventType[] SpecificEvents { get; set; } = Array.Empty<WebhookEventType>();
+        }
+
+        public bool Enabled { get; set; } = true;
+        [JsonProperty(DefaultValueHandling = DefaultValueHandling.Ignore)]
+        public string Secret { get; set; }
+        public bool AutomaticRedelivery { get; set; } = true;
+        public string Url { get; set; }
+        public AuthorizedEventsData AuthorizedEvents { get; set; } = new AuthorizedEventsData();
+    }
+    public class UpdateStoreWebhookRequest : StoreWebhookBaseData
+    {
+    }
+    public class CreateStoreWebhookRequest : StoreWebhookBaseData
+    {
+    }
+    public class StoreWebhookData : StoreWebhookBaseData
+    {
+        public string Id { get; set; }
+    }
+}

BTCPayServer.Client/Models/UpdateInvoiceRequest.cs

@@ -0,0 +1,9 @@
+using Newtonsoft.Json.Linq;
+
+namespace BTCPayServer.Client.Models
+{
+    public class UpdateInvoiceRequest
+    {
+        public JObject Metadata { get; set; }
+    }
+}

BTCPayServer.Client/Models/UpdateNotification.cs

@@ -0,0 +1,7 @@
+namespace BTCPayServer.Client.Models
+{
+    public class UpdateNotification
+    {
+        public bool? Seen { get; set; }
+    }
+}

BTCPayServer.Client/Models/WebhookDeliveryData.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using Newtonsoft.Json;
+
+namespace BTCPayServer.Client.Models
+{
+    public class WebhookDeliveryData
+    {
+        public string Id { get; set; }
+        [JsonConverter(typeof(NBitcoin.JsonConverters.DateTimeToUnixTimeConverter))]
+        public DateTimeOffset Timestamp { get; set; }
+        public int? HttpCode { get; set; }
+        public string ErrorMessage { get; set; }
+        [JsonConverter(typeof(Newtonsoft.Json.Converters.StringEnumConverter))]
+        public WebhookDeliveryStatus Status { get; set; }
+    }
+}

BTCPayServer.Client/Models/WebhookDeliveryStatus.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace BTCPayServer.Client.Models
+{
+    public enum WebhookDeliveryStatus
+    {
+        Failed,
+        HttpError,
+        HttpSuccess
+    }
+}

BTCPayServer.Client/Models/WebhookEvent.cs

@@ -0,0 +1,36 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+using Newtonsoft.Json.Linq;
+
+namespace BTCPayServer.Client.Models
+{
+    public class WebhookEvent
+    {
+        public readonly static JsonSerializerSettings DefaultSerializerSettings;
+        static WebhookEvent()
+        {
+            DefaultSerializerSettings = new JsonSerializerSettings();
+            DefaultSerializerSettings.ContractResolver = new Newtonsoft.Json.Serialization.CamelCasePropertyNamesContractResolver();
+            NBitcoin.JsonConverters.Serializer.RegisterFrontConverters(DefaultSerializerSettings);
+            DefaultSerializerSettings.Formatting = Formatting.None;
+        }
+        public string DeliveryId { get; set; }
+        public string WebhookId { get; set; }
+        public string OrignalDeliveryId { get; set; }
+        public bool IsRedelivery { get; set; }
+        [JsonConverter(typeof(StringEnumConverter))]
+        public WebhookEventType Type { get; set; }
+        [JsonConverter(typeof(NBitcoin.JsonConverters.DateTimeToUnixTimeConverter))]
+        public DateTimeOffset Timestamp { get; set; }
+        [JsonExtensionData]
+        public IDictionary<string, JToken> AdditionalData { get; set; }
+        public T ReadAs<T>()
+        {
+            var str = JsonConvert.SerializeObject(this, DefaultSerializerSettings);
+            return JsonConvert.DeserializeObject<T>(str, DefaultSerializerSettings);
+        }
+    }
+}

BTCPayServer.Client/Models/WebhookEventType.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace BTCPayServer.Client.Models
+{
+    public enum WebhookEventType
+    {
+        InvoiceCreated,
+        InvoiceReceivedPayment,
+        InvoiceProcessing,
+        InvoiceExpired,
+        InvoiceSettled,
+        InvoiceInvalid
+    }
+}

BTCPayServer.Client/Models/WebhookInvoiceEvent.cs

@@ -0,0 +1,85 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+
+namespace BTCPayServer.Client.Models
+{
+    public class WebhookInvoiceEvent : WebhookEvent
+    {
+        public WebhookInvoiceEvent()
+        {
+
+        }
+        public WebhookInvoiceEvent(WebhookEventType evtType)
+        {
+            this.Type = evtType;
+        }
+        [JsonProperty(Order = 1)]
+        public string StoreId { get; set; }
+        [JsonProperty(Order = 2)]
+        public string InvoiceId { get; set; }
+    }
+
+    public class WebhookInvoiceSettledEvent : WebhookInvoiceEvent
+    {
+        public WebhookInvoiceSettledEvent()
+        {
+
+        }
+        public WebhookInvoiceSettledEvent(WebhookEventType evtType) : base(evtType)
+        {
+        }
+
+        public bool ManuallyMarked { get; set; }
+    }
+    public class WebhookInvoiceInvalidEvent : WebhookInvoiceEvent
+    {
+        public WebhookInvoiceInvalidEvent()
+        {
+
+        }
+        public WebhookInvoiceInvalidEvent(WebhookEventType evtType) : base(evtType)
+        {
+        }
+
+        public bool ManuallyMarked { get; set; }
+    }
+    public class WebhookInvoiceProcessingEvent : WebhookInvoiceEvent
+    {
+        public WebhookInvoiceProcessingEvent()
+        {
+
+        }
+        public WebhookInvoiceProcessingEvent(WebhookEventType evtType) : base(evtType)
+        {
+        }
+
+        public bool OverPaid { get; set; }
+    }
+    public class WebhookInvoiceReceivedPaymentEvent : WebhookInvoiceEvent
+    {
+        public WebhookInvoiceReceivedPaymentEvent()
+        {
+
+        }
+        public WebhookInvoiceReceivedPaymentEvent(WebhookEventType evtType) : base(evtType)
+        {
+        }
+
+        public bool AfterExpiration { get; set; }
+    }
+    public class WebhookInvoiceExpiredEvent : WebhookInvoiceEvent
+    {
+        public WebhookInvoiceExpiredEvent()
+        {
+
+        }
+        public WebhookInvoiceExpiredEvent(WebhookEventType evtType) : base(evtType)
+        {
+        }
+
+        public bool PartiallyPaid { get; set; }
+    }
+}

BTCPayServer.Client/Permissions.cs

@@ -12,6 +12,7 @@ namespace BTCPayServer.Client
         public const string CanUseLightningNodeInStore = "btcpay.store.canuselightningnode";
         public const string CanModifyServerSettings = "btcpay.server.canmodifyserversettings";
         public const string CanModifyStoreSettings = "btcpay.store.canmodifystoresettings";
+        public const string CanModifyStoreWebhooks = "btcpay.store.webhooks.canmodifywebhooks";
         public const string CanModifyStoreSettingsUnscoped = "btcpay.store.canmodifystoresettings:";
         public const string CanViewStoreSettings = "btcpay.store.canviewstoresettings";
         public const string CanViewInvoices = "btcpay.store.canviewinvoices";
@@ -20,6 +21,8 @@ namespace BTCPayServer.Client
         public const string CanModifyPaymentRequests = "btcpay.store.canmodifypaymentrequests";
         public const string CanModifyProfile = "btcpay.user.canmodifyprofile";
         public const string CanViewProfile = "btcpay.user.canviewprofile";
+        public const string CanManageNotificationsForUser = "btcpay.user.canmanagenotificationsforuser";
+        public const string CanViewNotificationsForUser = "btcpay.user.canviewnotificationsforuser";
         public const string CanCreateUser = "btcpay.server.cancreateuser";
         public const string CanManagePullPayments = "btcpay.store.canmanagepullpayments";
         public const string Unrestricted = "unrestricted";
@@ -29,6 +32,7 @@ namespace BTCPayServer.Client
             {
                 yield return CanViewInvoices;
                 yield return CanCreateInvoice;
+                yield return CanModifyStoreWebhooks;
                 yield return CanModifyServerSettings;
                 yield return CanModifyStoreSettings;
                 yield return CanViewStoreSettings;
@@ -37,6 +41,8 @@ namespace BTCPayServer.Client
                 yield return CanModifyProfile;
                 yield return CanViewProfile;
                 yield return CanCreateUser;
+                yield return CanManageNotificationsForUser;
+                yield return CanViewNotificationsForUser;
                 yield return Unrestricted;
                 yield return CanUseInternalLightningNode;
                 yield return CanCreateLightningInvoiceInternalNode;
@@ -156,6 +162,7 @@ namespace BTCPayServer.Client
             switch (subpolicy)
             {
                 case Policies.CanViewInvoices when this.Policy == Policies.CanModifyStoreSettings:
+                case Policies.CanModifyStoreWebhooks when this.Policy == Policies.CanModifyStoreSettings:
                 case Policies.CanViewInvoices when this.Policy == Policies.CanViewStoreSettings:
                 case Policies.CanViewStoreSettings when this.Policy == Policies.CanModifyStoreSettings:
                 case Policies.CanCreateInvoice when this.Policy == Policies.CanModifyStoreSettings:
@@ -165,6 +172,7 @@ namespace BTCPayServer.Client
                 case Policies.CanViewPaymentRequests when this.Policy == Policies.CanViewStoreSettings:
                 case Policies.CanCreateLightningInvoiceInternalNode when this.Policy == Policies.CanUseInternalLightningNode:
                 case Policies.CanCreateLightningInvoiceInStore when this.Policy == Policies.CanUseLightningNodeInStore:
+                case Policies.CanViewNotificationsForUser when this.Policy == Policies.CanManageNotificationsForUser:
                     return true;
                 default:
                     return false;

BTCPayServer.Common/Altcoins/BTCPayNetworkProvider.BGold.cs

@@ -4,14 +4,14 @@ namespace BTCPayServer
 {
     public partial class BTCPayNetworkProvider
     {
-        public void InitBitcoinGold()
+        public void InitBGold()
         {
             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}",
+                BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://btgexplorer.com/tx/{0}" : "https://testnet.btgexplorer.com/tx/{0}",
                 NBXplorerNetwork = nbxplorerNetwork,
                 UriScheme = "bitcoingold",
                 DefaultRateRules = new[]

BTCPayServer.Common/Altcoins/BTCPayNetworkProvider.BPlus.cs

@@ -5,22 +5,22 @@ namespace BTCPayServer
 {
     public partial class BTCPayNetworkProvider
     {
-        public void InitBitcoinplus()
+        public void InitBPlus()
         {
             var nbxplorerNetwork = NBXplorerNetworkProvider.GetFromCryptoCode("XBC");
             Add(new BTCPayNetwork()
             {
                 CryptoCode = nbxplorerNetwork.CryptoCode,
-                DisplayName = "Bitcoinplus",
+                DisplayName = "BPlus",
                 BlockExplorerLink = NetworkType == NetworkType.Mainnet ? "https://chainz.cryptoid.info/xbc/tx.dws?{0}" : "https://chainz.cryptoid.info/xbc/tx.dws?{0}",
                 NBXplorerNetwork = nbxplorerNetwork,
-                UriScheme = "bitcoinplus",
+                UriScheme = "bplus-fix-it",
                 DefaultRateRules = new[]
                 {
-                                "XBC_X = XBC_BTC * BTC_X",
-                                "XBC_BTC = cryptopia(XBC_BTC)"
+                    "XBC_X = XBC_BTC * BTC_X",
+                    "XBC_BTC = cryptopia(XBC_BTC)"
                 },
-                CryptoImagePath = "imlegacy/bitcoinplus.png",
+                CryptoImagePath = "imlegacy/xbc.png",
                 DefaultSettings = BTCPayDefaultSettings.GetDefaultSettings(NetworkType),
                 CoinType = NetworkType == NetworkType.Mainnet ? new KeyPath("65'") : new KeyPath("1'")
             });

BTCPayServer.Common/BTCPayNetwork.cs

@@ -53,7 +53,7 @@ namespace BTCPayServer
         public bool SupportRBF { get; internal set; }
         public string LightningImagePath { get; set; }
         public BTCPayDefaultSettings DefaultSettings { get; set; }
-        public KeyPath CoinType { get; internal set; }
+        public KeyPath CoinType { get; set; }
 
         public Dictionary<uint, DerivationType> ElectrumMapping = new Dictionary<uint, DerivationType>();
 
@@ -132,7 +132,7 @@ namespace BTCPayServer
     {
         private string _blockExplorerLink;
         public bool ShowSyncSummary { get; set; } = true;
-        public string CryptoCode { get; internal set; }
+        public string CryptoCode { get; set; }
 
         public string BlockExplorerLink
         {
@@ -161,7 +161,7 @@ namespace BTCPayServer
         }
 
         public string CryptoImagePath { get; set; }
-        public string[] DefaultRateRules { get; internal set; } = Array.Empty<string>();
+        public string[] DefaultRateRules { get; set; } = Array.Empty<string>();
         public override string ToString()
         {
             return CryptoCode;

BTCPayServer.Common/BTCPayNetworkProvider.cs

@@ -8,8 +8,7 @@ namespace BTCPayServer
 {
     public partial class BTCPayNetworkProvider
     {
-        readonly Dictionary<string, BTCPayNetworkBase> _Networks = new Dictionary<string, BTCPayNetworkBase>();
-
+        protected readonly Dictionary<string, BTCPayNetworkBase> _Networks = new Dictionary<string, BTCPayNetworkBase>();
 
         private readonly NBXplorerNetworkProvider _NBXplorerNetworkProvider;
         public NBXplorerNetworkProvider NBXplorerNetworkProvider
@@ -48,7 +47,7 @@ namespace BTCPayServer
             InitLitecoin();
             InitBitcore();
             InitDogecoin();
-            InitBitcoinGold();
+            InitBGold();
             InitMonacoin();
             InitDash();
             InitFeathercoin();
@@ -79,7 +78,7 @@ namespace BTCPayServer
             }
 
             // Disabled because of https://twitter.com/Cryptopia_NZ/status/1085084168852291586
-            //InitBitcoinplus();
+            //InitBPlus();
             //InitUfo();
 #endif
         }
@@ -133,4 +132,4 @@ namespace BTCPayServer
             return network as T;
         }
     }
-}
+}

BTCPayServer.Data/ApplicationDbContext.cs

@@ -30,38 +30,36 @@ namespace BTCPayServer.Data
             _designTime = designTime;
         }
 
-        public DbSet<InvoiceData> Invoices
-        {
-            get; set;
-        }
-        public DbSet<RefundData> Refunds
-        {
-            get; set;
-        }
-
-        public DbSet<PlannedTransaction> PlannedTransactions { get; set; }
-        public DbSet<PayjoinLock> PayjoinLocks { get; set; }
+        public DbSet<AddressInvoiceData> AddressInvoices { get; set; }
+        public DbSet<APIKeyData> ApiKeys { get; set; }
         public DbSet<AppData> Apps { get; set; }
-        public DbSet<InvoiceEventData> InvoiceEvents { get; set; }
-        public DbSet<OffchainTransactionData> OffchainTransactions { get; set; }
+        public DbSet<StoredFile> Files { get; set; }
         public DbSet<HistoricalAddressInvoiceData> HistoricalAddressInvoices { get; set; }
-        public DbSet<PendingInvoiceData> PendingInvoices { get; set; }
-        public DbSet<PaymentData> Payments { get; set; }
+        public DbSet<InvoiceEventData> InvoiceEvents { get; set; }
+        public DbSet<InvoiceSearchData> InvoiceSearches { get; set; }
+        public DbSet<InvoiceWebhookDeliveryData> InvoiceWebhookDeliveries { get; set; }
+        public DbSet<InvoiceData> Invoices { get; set; }
+        public DbSet<NotificationData> Notifications { get; set; }
+        public DbSet<OffchainTransactionData> OffchainTransactions { get; set; }
+        public DbSet<PairedSINData> PairedSINData { get; set; }
+        public DbSet<PairingCodeData> PairingCodes { get; set; }
+        public DbSet<PayjoinLock> PayjoinLocks { get; set; }
         public DbSet<PaymentRequestData> PaymentRequests { get; set; }
-        public DbSet<PullPaymentData> PullPayments { get; set; }
+        public DbSet<PaymentData> Payments { get; set; }
         public DbSet<PayoutData> Payouts { get; set; }
+        public DbSet<PendingInvoiceData> PendingInvoices { get; set; }
+        public DbSet<PlannedTransaction> PlannedTransactions { get; set; }
+        public DbSet<PullPaymentData> PullPayments { get; set; }
+        public DbSet<RefundData> Refunds { get; set; }
+        public DbSet<SettingData> Settings { get; set; }
+        public DbSet<StoreWebhookData> StoreWebhooks { get; set; }
+        public DbSet<StoreData> Stores { get; set; }
+        public DbSet<U2FDevice> U2FDevices { get; set; }
+        public DbSet<UserStore> UserStore { get; set; }
         public DbSet<WalletData> Wallets { get; set; }
         public DbSet<WalletTransactionData> WalletTransactions { get; set; }
-        public DbSet<StoreData> Stores { get; set; }
-        public DbSet<UserStore> UserStore { get; set; }
-        public DbSet<AddressInvoiceData> AddressInvoices { get; set; }
-        public DbSet<SettingData> Settings { get; set; }
-        public DbSet<PairingCodeData> PairingCodes { get; set; }
-        public DbSet<PairedSINData> PairedSINData { get; set; }
-        public DbSet<APIKeyData> ApiKeys { get; set; }
-        public DbSet<StoredFile> Files { get; set; }
-        public DbSet<U2FDevice> U2FDevices { get; set; }
-        public DbSet<NotificationData> Notifications { get; set; }
+        public DbSet<WebhookDeliveryData> WebhookDeliveries { get; set; }
+        public DbSet<WebhookData> Webhooks { get; set; }
 
         protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
         {
@@ -73,25 +71,41 @@ namespace BTCPayServer.Data
         protected override void OnModelCreating(ModelBuilder builder)
         {
             base.OnModelCreating(builder);
-            NotificationData.OnModelCreating(builder);
-            InvoiceData.OnModelCreating(builder);
-            PaymentData.OnModelCreating(builder);
-            Data.UserStore.OnModelCreating(builder);
+
+            // some of the data models don't have OnModelCreating for now, commenting them
+
+            AddressInvoiceData.OnModelCreating(builder);
             APIKeyData.OnModelCreating(builder);
             AppData.OnModelCreating(builder);
-            AddressInvoiceData.OnModelCreating(builder);
-            PairingCodeData.OnModelCreating(builder);
-            PendingInvoiceData.OnModelCreating(builder);
-            Data.PairedSINData.OnModelCreating(builder);
+            //StoredFile.OnModelCreating(builder);
             HistoricalAddressInvoiceData.OnModelCreating(builder);
             InvoiceEventData.OnModelCreating(builder);
+            InvoiceSearchData.OnModelCreating(builder);
+            InvoiceWebhookDeliveryData.OnModelCreating(builder);
+            InvoiceData.OnModelCreating(builder);
+            NotificationData.OnModelCreating(builder);
+            //OffchainTransactionData.OnModelCreating(builder);
+            Data.PairedSINData.OnModelCreating(builder);
+            PairingCodeData.OnModelCreating(builder);
+            //PayjoinLock.OnModelCreating(builder);
             PaymentRequestData.OnModelCreating(builder);
-            WalletTransactionData.OnModelCreating(builder);
-            PullPaymentData.OnModelCreating(builder);
+            PaymentData.OnModelCreating(builder);
             PayoutData.OnModelCreating(builder);
+            PendingInvoiceData.OnModelCreating(builder);
+            //PlannedTransaction.OnModelCreating(builder);
+            PullPaymentData.OnModelCreating(builder);
             RefundData.OnModelCreating(builder);
+            //SettingData.OnModelCreating(builder);
+            StoreWebhookData.OnModelCreating(builder);
+            //StoreData.OnModelCreating(builder);
             U2FDevice.OnModelCreating(builder);
-            
+            Data.UserStore.OnModelCreating(builder);
+            //WalletData.OnModelCreating(builder);
+            WalletTransactionData.OnModelCreating(builder);
+            WebhookDeliveryData.OnModelCreating(builder);
+            //WebhookData.OnModelCreating(builder);
+
+
             if (Database.IsSqlite() && !_designTime)
             {
                 // SQLite does not have proper support for DateTimeOffset via Entity Framework Core, see the limitations

BTCPayServer.Data/ApplicationDbContextFactory.cs

@@ -0,0 +1,21 @@
+using BTCPayServer.Abstractions.Contracts;
+using BTCPayServer.Abstractions.Models;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Options;
+
+namespace BTCPayServer.Data
+{
+    public class ApplicationDbContextFactory : BaseDbContextFactory<ApplicationDbContext>
+    {
+        public ApplicationDbContextFactory(IOptions<DatabaseOptions> options) : base(options, "")
+        {
+        }
+
+        public override ApplicationDbContext CreateContext()
+        {
+            var builder = new DbContextOptionsBuilder<ApplicationDbContext>();
+            ConfigureBuilder(builder);
+            return new ApplicationDbContext(builder.Options);
+        }
+    }
+}

BTCPayServer.Data/BTCPayServer.Data.csproj

@@ -7,12 +7,10 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="3.1.4" />
-    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="3.1.4" />
-    <PackageReference Include="Pomelo.EntityFrameworkCore.MySql" Version="3.1.1" />
     <PackageReference Include="Microsoft.AspNetCore.Identity.EntityFrameworkCore" Version="3.1.4" />
   </ItemGroup>
   <ItemGroup>
+    <ProjectReference Include="..\BTCPayServer.Abstractions\BTCPayServer.Abstractions.csproj" />
     <ProjectReference Include="..\BTCPayServer.Client\BTCPayServer.Client.csproj" />
   </ItemGroup>
 </Project>

BTCPayServer.Data/Data/APIKeyData.cs

@@ -6,15 +6,13 @@ namespace BTCPayServer.Data
     public class APIKeyData
     {
         [MaxLength(50)]
-        public string Id
-        {
-            get;
-            set;
-        }
+        public string Id { get; set; }
 
-        [MaxLength(50)] public string StoreId { get; set; }
+        [MaxLength(50)] 
+        public string StoreId { get; set; }
 
-        [MaxLength(50)] public string UserId { get; set; }
+        [MaxLength(50)] 
+        public string UserId { get; set; }
 
         public APIKeyType Type { get; set; } = APIKeyType.Legacy;
 
@@ -23,6 +21,7 @@ namespace BTCPayServer.Data
         public ApplicationUser User { get; set; }
         public string Label { get; set; }
 
+
         internal static void OnModelCreating(ModelBuilder builder)
         {
             builder.Entity<APIKeyData>()

BTCPayServer.Data/Data/AddressInvoiceData.cs

@@ -10,25 +10,11 @@ namespace BTCPayServer.Data
         /// For not having exceptions thrown by two address on different network, we suffix by "#CRYPTOCODE" 
         /// </summary>
         [Obsolete("Use GetHash instead")]
-        public string Address
-        {
-            get; set;
-        }
+        public string Address { get; set; }
+        public InvoiceData InvoiceData { get; set; }
+        public string InvoiceDataId { get; set; }
+        public DateTimeOffset? CreatedTime { get; set; }
 
-        public InvoiceData InvoiceData
-        {
-            get; set;
-        }
-
-        public string InvoiceDataId
-        {
-            get; set;
-        }
-
-        public DateTimeOffset? CreatedTime
-        {
-            get; set;
-        }
 
         internal static void OnModelCreating(ModelBuilder builder)
         {

BTCPayServer.Data/Data/AppData.cs

@@ -8,22 +8,24 @@ namespace BTCPayServer.Data
     {
         public string Id { get; set; }
         public string Name { get; set; }
-        public string StoreDataId
-        {
-            get; set;
-        }
+        public string StoreDataId { get; set; }
         public string AppType { get; set; }
-        public StoreData StoreData
-        {
-            get; set;
-        }
-        public DateTimeOffset Created
-        {
-            get; set;
-        }
+        public StoreData StoreData { get; set; }
+        public DateTimeOffset Created { get; set; }
         public bool TagAllInvoices { get; set; }
         public string Settings { get; set; }
 
+
+        internal static void OnModelCreating(ModelBuilder builder)
+        {
+            builder.Entity<AppData>()
+                       .HasOne(o => o.StoreData)
+                       .WithMany(i => i.Apps).OnDelete(DeleteBehavior.Cascade);
+            builder.Entity<AppData>()
+                    .HasOne(a => a.StoreData);
+        }
+
+        // utility methods
         public T GetSettings<T>() where T : class, new()
         {
             if (String.IsNullOrEmpty(Settings))
@@ -35,14 +37,5 @@ namespace BTCPayServer.Data
         {
             Settings = value == null ? null : JsonConvert.SerializeObject(value);
         }
-
-        internal static void OnModelCreating(ModelBuilder builder)
-        {
-            builder.Entity<AppData>()
-                       .HasOne(o => o.StoreData)
-                       .WithMany(i => i.Apps).OnDelete(DeleteBehavior.Cascade);
-            builder.Entity<AppData>()
-                    .HasOne(a => a.StoreData);
-        }
     }
 }

BTCPayServer.Data/Data/ApplicationDbContextFactory.cs

@@ -1,96 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Metadata;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Migrations;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Migrations.Operations;
-
-namespace BTCPayServer.Data
-{
-    public enum DatabaseType
-    {
-        Sqlite,
-        Postgres,
-        MySQL,
-    }
-    public class ApplicationDbContextFactory
-    {
-        readonly string _ConnectionString;
-        readonly DatabaseType _Type;
-        public ApplicationDbContextFactory(DatabaseType type, string connectionString)
-        {
-            _ConnectionString = connectionString ?? throw new ArgumentNullException(nameof(connectionString));
-            _Type = type;
-        }
-
-
-        public DatabaseType Type
-        {
-            get
-            {
-                return _Type;
-            }
-        }
-
-        public ApplicationDbContext CreateContext()
-        {
-            var builder = new DbContextOptionsBuilder<ApplicationDbContext>();
-            ConfigureBuilder(builder);
-            return new ApplicationDbContext(builder.Options);
-        }
-
-        class CustomNpgsqlMigrationsSqlGenerator : NpgsqlMigrationsSqlGenerator
-        {
-            public CustomNpgsqlMigrationsSqlGenerator(MigrationsSqlGeneratorDependencies dependencies, IMigrationsAnnotationProvider annotations, Npgsql.EntityFrameworkCore.PostgreSQL.Infrastructure.Internal.INpgsqlOptions opts) : base(dependencies, annotations, opts)
-            {
-            }
-
-            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, o => o.MigrationsAssembly("BTCPayServer.Data"));
-            else if (_Type == DatabaseType.Postgres)
-                builder
-                    .UseNpgsql(_ConnectionString, o => o.MigrationsAssembly("BTCPayServer.Data").EnableRetryOnFailure(10))
-                    .ReplaceService<IMigrationsSqlGenerator, CustomNpgsqlMigrationsSqlGenerator>();
-            else if (_Type == DatabaseType.MySQL)
-                builder.UseMySql(_ConnectionString, o => o.MigrationsAssembly("BTCPayServer.Data").EnableRetryOnFailure(10));
-        }
-    }
-}

BTCPayServer.Data/Data/ApplicationUser.cs

@@ -7,27 +7,14 @@ namespace BTCPayServer.Data
     // Add profile data for application users by adding properties to the ApplicationUser class
     public class ApplicationUser : IdentityUser
     {
-        public List<NotificationData> Notifications { get; set; }
-        public List<UserStore> UserStores
-        {
-            get;
-            set;
-        }
-
-        public bool RequiresEmailConfirmation
-        {
-            get; set;
-        }
-
-        public List<StoredFile> StoredFiles
-        {
-            get;
-            set;
-        }
-
+        public bool RequiresEmailConfirmation { get; set; }
+        public List<StoredFile> StoredFiles { get; set; }
         public List<U2FDevice> U2FDevices { get; set; }
         public List<APIKeyData> APIKeys { get; set; }
         public DateTimeOffset? Created { get; set; }
         public string DisabledNotifications { get; set; }
+
+        public List<NotificationData> Notifications { get; set; }
+        public List<UserStore> UserStores { get; set; }
     }
 }

BTCPayServer.Data/Data/HistoricalAddressInvoiceData.cs

@@ -5,39 +5,23 @@ namespace BTCPayServer.Data
 {
     public class HistoricalAddressInvoiceData
     {
-        public string InvoiceDataId
-        {
-            get; set;
-        }
-
-        public InvoiceData InvoiceData
-        {
-            get; set;
-        }
+        public string InvoiceDataId { 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" 
         /// </summary>
         [Obsolete("Use GetCryptoCode instead")]
-        public string Address
-        {
-            get; set;
-        }
+        public string Address { get; set; }
 
 
         [Obsolete("Use GetCryptoCode instead")]
         public string CryptoCode { get; set; }
 
-        public DateTimeOffset Assigned
-        {
-            get; set;
-        }
+        public DateTimeOffset Assigned { get; set; }
+        public DateTimeOffset? UnAssigned { get; set; }
 
-        public DateTimeOffset? UnAssigned
-        {
-            get; set;
-        }
 
         internal static void OnModelCreating(ModelBuilder builder)
         {

BTCPayServer.Data/Data/InvoiceData.cs

@@ -7,84 +7,40 @@ namespace BTCPayServer.Data
 {
     public class InvoiceData
     {
-        public string StoreDataId
-        {
-            get; set;
-        }
-        public StoreData StoreData
-        {
-            get; set;
-        }
+        public string Id { get; set; }
 
-        public string Id
-        {
-            get; set;
-        }
+        public string StoreDataId { get; set; }
+        public StoreData StoreData { get; set; }
 
-        public DateTimeOffset Created
-        {
-            get; set;
-        }
-        public List<PaymentData> Payments
-        {
-            get; set;
-        }
+        public DateTimeOffset Created { get; set; }
+        public List<PaymentData> Payments { get; set; }
+        public List<InvoiceEventData> Events { get; set; }
 
-        public List<InvoiceEventData> Events
-        {
-            get; set;
-        }
+        public List<HistoricalAddressInvoiceData> HistoricalAddressInvoices { get; set; }
 
-        public List<HistoricalAddressInvoiceData> HistoricalAddressInvoices
-        {
-            get; set;
-        }
-
-        public byte[] Blob
-        {
-            get; set;
-        }
-        public string ItemCode
-        {
-            get;
-            set;
-        }
-        public string OrderId
-        {
-            get;
-            set;
-        }
-        public string Status
-        {
-            get;
-            set;
-        }
-        public string ExceptionStatus
-        {
-            get;
-            set;
-        }
-        public string CustomerEmail
-        {
-            get;
-            set;
-        }
-        public List<AddressInvoiceData> AddressInvoices
-        {
-            get; set;
-        }
+        public byte[] Blob { get; set; }
+        public string ItemCode { get; set; }
+        public string OrderId { get; set; }
+        public string Status { get; set; }
+        public string ExceptionStatus { get; set; }
+        public string CustomerEmail { get; set; }
+        public List<AddressInvoiceData> AddressInvoices { get; set; }
         public bool Archived { get; set; }
         public List<PendingInvoiceData> PendingInvoices { get; set; }
+        public List<InvoiceSearchData> InvoiceSearchData { get; set; }
         public List<RefundData> Refunds { get; set; }
         public string CurrentRefundId { get; set; }
         [ForeignKey("Id,CurrentRefundId")]
         public RefundData CurrentRefund { get; set; }
+
+
         internal static void OnModelCreating(ModelBuilder builder)
         {
             builder.Entity<InvoiceData>()
                 .HasOne(o => o.StoreData)
                 .WithMany(a => a.Invoices).OnDelete(DeleteBehavior.Cascade);
             builder.Entity<InvoiceData>().HasIndex(o => o.StoreDataId);
+            builder.Entity<InvoiceData>().HasIndex(o => o.OrderId);
             builder.Entity<InvoiceData>()
                 .HasOne(o => o.CurrentRefund);
         }

BTCPayServer.Data/Data/InvoiceEventData.cs

@@ -5,23 +5,14 @@ namespace BTCPayServer.Data
 {
     public class InvoiceEventData
     {
-        public string InvoiceDataId
-        {
-            get; set;
-        }
-        public InvoiceData InvoiceData
-        {
-            get; set;
-        }
+        public string InvoiceDataId { get; set; }
+        public InvoiceData InvoiceData { get; set; }
         public string UniqueId { get; set; }
-        public DateTimeOffset Timestamp
-        {
-            get; set;
-        }
-
+        public DateTimeOffset Timestamp { get; set; }
         public string Message { get; set; }
         public EventSeverity Severity { get; set; } = EventSeverity.Info;
 
+
         internal static void OnModelCreating(ModelBuilder builder)
         {
             builder.Entity<InvoiceEventData>()
@@ -36,7 +27,7 @@ namespace BTCPayServer.Data
 #pragma warning restore CS0618
                 });
         }
-        
+
         public enum EventSeverity
         {
             Info,
@@ -44,7 +35,7 @@ namespace BTCPayServer.Data
             Success,
             Warning
         }
-        
+
         public string GetCssClass()
         {
             return Severity switch

BTCPayServer.Data/Data/InvoiceSearchData.cs

@@ -0,0 +1,37 @@
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+using Microsoft.EntityFrameworkCore;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+namespace BTCPayServer.Data
+{
+    public class InvoiceSearchData
+    {
+        [DatabaseGenerated(DatabaseGeneratedOption.Identity)]
+        [Key]
+        public int Id { get; set; }
+
+        [ForeignKey(nameof(InvoiceData))]
+        public string InvoiceDataId { get; set; }
+        public InvoiceData InvoiceData { get; set; }
+        public string Value { get; set; }
+
+
+        internal static void OnModelCreating(ModelBuilder builder)
+        {
+            builder.Entity<InvoiceSearchData>()
+                .HasOne(o => o.InvoiceData)
+                .WithMany(a => a.InvoiceSearchData)
+                .OnDelete(DeleteBehavior.Cascade);
+
+            builder.Entity<InvoiceSearchData>()
+                .HasIndex(data => data.Value);
+
+            builder.Entity<InvoiceSearchData>()
+                .Property(a => a.Id)
+                .HasAnnotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.SerialColumn)
+                .HasAnnotation("MySql:ValueGeneratedOnAdd", true)
+                .HasAnnotation("Sqlite:Autoincrement", true);
+        }
+    }
+}

BTCPayServer.Data/Data/InvoiceWebhookDeliveryData.cs

@@ -0,0 +1,25 @@
+using Microsoft.EntityFrameworkCore;
+
+namespace BTCPayServer.Data
+{
+    public class InvoiceWebhookDeliveryData
+    {
+        public string InvoiceId { get; set; }
+        public InvoiceData Invoice { get; set; }
+        public string DeliveryId { get; set; }
+        public WebhookDeliveryData Delivery { get; set; }
+
+
+        internal static void OnModelCreating(ModelBuilder builder)
+        {
+            builder.Entity<InvoiceWebhookDeliveryData>()
+                .HasKey(p => new { p.InvoiceId, p.DeliveryId });
+            builder.Entity<InvoiceWebhookDeliveryData>()
+                .HasOne(o => o.Invoice)
+                .WithOne().OnDelete(DeleteBehavior.Cascade);
+            builder.Entity<InvoiceWebhookDeliveryData>()
+                .HasOne(o => o.Delivery)
+                .WithOne().OnDelete(DeleteBehavior.Cascade);
+        }
+    }
+}

BTCPayServer.Data/Data/NotificationData.cs

@@ -19,6 +19,7 @@ namespace BTCPayServer.Data
         public bool Seen { get; set; }
         public byte[] Blob { get; set; }
 
+
         internal static void OnModelCreating(ModelBuilder builder)
         {
             builder.Entity<NotificationData>()

BTCPayServer.Data/Data/PairedSINData.cs

@@ -5,32 +5,16 @@ namespace BTCPayServer.Data
 {
     public class PairedSINData
     {
-        public string Id
-        {
-            get; set;
-        }
+        public string Id { get; set; }
 
-        public string StoreDataId
-        {
-            get; set;
-        }
+        public string StoreDataId { get; set; }
 
         public StoreData StoreData { get; set; }
 
-        public string Label
-        {
-            get;
-            set;
-        }
-        public DateTimeOffset PairingTime
-        {
-            get;
-            set;
-        }
-        public string SIN
-        {
-            get; set;
-        }
+        public string Label { get; set; }
+        public DateTimeOffset PairingTime { get; set; }
+        public string SIN { get; set; }
+
 
         internal static void OnModelCreating(ModelBuilder builder)
         {

BTCPayServer.Data/Data/PairingCodeData.cs

@@ -5,45 +5,17 @@ namespace BTCPayServer.Data
 {
     public class PairingCodeData
     {
-        public string Id
-        {
-            get; set;
-        }
+        public string Id { get; set; }
         [Obsolete("Unused")]
-        public string Facade
-        {
-            get; set;
-        }
-        public string StoreDataId
-        {
-            get; set;
-        }
-        public DateTimeOffset Expiration
-        {
-            get;
-            set;
-        }
+        public string Facade { get; set; }
+        public string StoreDataId { get; set; }
+        public DateTimeOffset Expiration { get; set; }
+
+        public string Label { get; set; }
+        public string SIN { get; set; }
+        public DateTime DateCreated { get; set; }
+        public string TokenValue { get; set; }
 
-        public string Label
-        {
-            get;
-            set;
-        }
-        public string SIN
-        {
-            get;
-            set;
-        }
-        public DateTime DateCreated
-        {
-            get;
-            set;
-        }
-        public string TokenValue
-        {
-            get;
-            set;
-        }
 
         internal static void OnModelCreating(ModelBuilder builder)
         {

BTCPayServer.Data/Data/PaymentData.cs

@@ -4,28 +4,13 @@ namespace BTCPayServer.Data
 {
     public class PaymentData
     {
-        public string Id
-        {
-            get; set;
-        }
+        public string Id { get; set; }
+        public string InvoiceDataId { get; set; }
+        public InvoiceData InvoiceData { get; set; }
 
-        public string InvoiceDataId
-        {
-            get; set;
-        }
-        public InvoiceData InvoiceData
-        {
-            get; set;
-        }
+        public byte[] Blob { get; set; }
+        public bool Accounted { get; set; }
 
-        public byte[] Blob
-        {
-            get; set;
-        }
-        public bool Accounted
-        {
-            get; set;
-        }
 
         internal static void OnModelCreating(ModelBuilder builder)
         {

BTCPayServer.Data/Data/PaymentRequestData.cs

@@ -6,10 +6,7 @@ namespace BTCPayServer.Data
     public class PaymentRequestData
     {
         public string Id { get; set; }
-        public DateTimeOffset Created
-        {
-            get; set;
-        }
+        public DateTimeOffset Created { get; set; }
         public string StoreDataId { get; set; }
         public bool Archived { get; set; }
 
@@ -19,6 +16,7 @@ namespace BTCPayServer.Data
 
         public byte[] Blob { get; set; }
 
+
         internal static void OnModelCreating(ModelBuilder builder)
         {
             builder.Entity<PaymentRequestData>()

BTCPayServer.Data/Data/PayoutData.cs

@@ -21,18 +21,7 @@ namespace BTCPayServer.Data
         public string Destination { get; set; }
         public byte[] Blob { get; set; }
         public byte[] Proof { get; set; }
-        public bool IsInPeriod(PullPaymentData pp, DateTimeOffset now)
-        {
-            var period = pp.GetPeriod(now);
-            if (period is { } p)
-            {
-                return p.Start <= Date && (p.End is DateTimeOffset end ? Date < end : true);
-            }
-            else
-            {
-                return false;
-            }
-        }
+
 
         internal static void OnModelCreating(ModelBuilder builder)
         {
@@ -49,6 +38,20 @@ namespace BTCPayServer.Data
             builder.Entity<PayoutData>()
                 .HasIndex(o => o.State);
         }
+
+        // utility methods
+        public bool IsInPeriod(PullPaymentData pp, DateTimeOffset now)
+        {
+            var period = pp.GetPeriod(now);
+            if (period is { } p)
+            {
+                return p.Start <= Date && (p.End is DateTimeOffset end ? Date < end : true);
+            }
+            else
+            {
+                return false;
+            }
+        }
     }
 
     public enum PayoutState

BTCPayServer.Data/Data/PendingInvoiceData.cs

@@ -4,10 +4,7 @@ namespace BTCPayServer.Data
 {
     public class PendingInvoiceData
     {
-        public string Id
-        {
-            get; set;
-        }
+        public string Id { get; set; }
         public InvoiceData InvoiceData { get; set; }
 
         internal static void OnModelCreating(ModelBuilder builder)

BTCPayServer.Data/Data/PlannedTransaction.cs

@@ -7,8 +7,7 @@ namespace BTCPayServer.Data
     {
         [Key]
         [MaxLength(100)]
-        // Id in the format [cryptocode]-[txid]
-        public string Id { get; set; }
+        public string Id { get; set; } // Id in the format [cryptocode]-[txid]
         public DateTimeOffset BroadcastAt { get; set; }
         public byte[] Blob { get; set; }
     }

BTCPayServer.Data/Data/PullPaymentData.cs

@@ -8,53 +8,6 @@ using NBitcoin;
 
 namespace BTCPayServer.Data
 {
-    public static class PayoutExtensions
-    {
-        public static IQueryable<PayoutData> GetPayoutInPeriod(this IQueryable<PayoutData> payouts, PullPaymentData pp)
-        {
-            return GetPayoutInPeriod(payouts, pp, DateTimeOffset.UtcNow);
-        }
-        public static IQueryable<PayoutData> GetPayoutInPeriod(this IQueryable<PayoutData> payouts, PullPaymentData pp, DateTimeOffset now)
-        {
-            var request = payouts.Where(p => p.PullPaymentDataId == pp.Id);
-            var period = pp.GetPeriod(now);
-            if (period is { } p)
-            {
-                var start = p.Start;
-                if (p.End is DateTimeOffset end)
-                {
-                    return request.Where(p => p.Date >= start && p.Date < end);
-                }
-                else
-                {
-                    return request.Where(p => p.Date >= start);
-                }
-            }
-            else
-            {
-                return request.Where(p => false);
-            }
-        }
-
-        public static string GetStateString(this PayoutState state)
-        {
-            switch (state)
-            {
-                case PayoutState.AwaitingApproval:
-                    return "Awaiting Approval";
-                case PayoutState.AwaitingPayment:
-                    return "Awaiting Payment";
-                case PayoutState.InProgress:
-                    return "In Progress";
-                case PayoutState.Completed:
-                    return "Completed";
-                case PayoutState.Cancelled:
-                    return "Cancelled";
-                default:
-                    throw new ArgumentOutOfRangeException(nameof(state), state, null);
-            }
-        }
-    }
     public class PullPaymentData
     {
         [Key]
@@ -71,6 +24,16 @@ namespace BTCPayServer.Data
         public List<PayoutData> Payouts { get; set; }
         public byte[] Blob { get; set; }
 
+
+        internal static void OnModelCreating(ModelBuilder builder)
+        {
+            builder.Entity<PullPaymentData>()
+                .HasIndex(o => o.StoreId);
+            builder.Entity<PullPaymentData>()
+                .HasOne(o => o.StoreData)
+                .WithMany(o => o.PullPayments).OnDelete(DeleteBehavior.Cascade);
+        }
+
         public (DateTimeOffset Start, DateTimeOffset? End)? GetPeriod(DateTimeOffset now)
         {
             if (now < StartDate)
@@ -121,14 +84,54 @@ namespace BTCPayServer.Data
         {
             return !Archived && !IsExpired(now) && HasStarted(now);
         }
+    }
 
-        internal static void OnModelCreating(ModelBuilder builder)
+
+    public static class PayoutExtensions
+    {
+        public static IQueryable<PayoutData> GetPayoutInPeriod(this IQueryable<PayoutData> payouts, PullPaymentData pp)
         {
-            builder.Entity<PullPaymentData>()
-                .HasIndex(o => o.StoreId);
-            builder.Entity<PullPaymentData>()
-                .HasOne(o => o.StoreData)
-                .WithMany(o => o.PullPayments).OnDelete(DeleteBehavior.Cascade);
+            return GetPayoutInPeriod(payouts, pp, DateTimeOffset.UtcNow);
+        }
+        public static IQueryable<PayoutData> GetPayoutInPeriod(this IQueryable<PayoutData> payouts, PullPaymentData pp, DateTimeOffset now)
+        {
+            var request = payouts.Where(p => p.PullPaymentDataId == pp.Id);
+            var period = pp.GetPeriod(now);
+            if (period is { } p)
+            {
+                var start = p.Start;
+                if (p.End is DateTimeOffset end)
+                {
+                    return request.Where(p => p.Date >= start && p.Date < end);
+                }
+                else
+                {
+                    return request.Where(p => p.Date >= start);
+                }
+            }
+            else
+            {
+                return request.Where(p => false);
+            }
+        }
+
+        public static string GetStateString(this PayoutState state)
+        {
+            switch (state)
+            {
+                case PayoutState.AwaitingApproval:
+                    return "Awaiting Approval";
+                case PayoutState.AwaitingPayment:
+                    return "Awaiting Payment";
+                case PayoutState.InProgress:
+                    return "In Progress";
+                case PayoutState.Completed:
+                    return "Completed";
+                case PayoutState.Cancelled:
+                    return "Cancelled";
+                default:
+                    throw new ArgumentOutOfRangeException(nameof(state), state, null);
+            }
         }
     }
 }

BTCPayServer.Data/Data/RefundData.cs

@@ -13,6 +13,7 @@ namespace BTCPayServer.Data
         public PullPaymentData PullPaymentData { get; set; }
         public InvoiceData InvoiceData { get; set; }
 
+
         internal static void OnModelCreating(ModelBuilder builder)
         {
             builder.Entity<RefundData>()

BTCPayServer.Data/Data/SettingData.cs

@@ -2,14 +2,8 @@ namespace BTCPayServer.Data
 {
     public class SettingData
     {
-        public string Id
-        {
-            get; set;
-        }
+        public string Id { get; set; }
 
-        public string Value
-        {
-            get; set;
-        }
+        public string Value { get; set; }
     }
 }

BTCPayServer.Data/Data/StoreData.cs

@@ -5,7 +5,6 @@ using BTCPayServer.Client.Models;
 
 namespace BTCPayServer.Data
 {
-
     public class StoreData
     {
         public string Id { get; set; }
@@ -43,6 +42,4 @@ namespace BTCPayServer.Data
         public List<PairedSINData> PairedSINs { get; set; }
         public IEnumerable<APIKeyData> APIKeys { get; set; }
     }
-
-
 }

BTCPayServer.Data/Data/StoreWebhookData.cs

@@ -0,0 +1,27 @@
+using Microsoft.EntityFrameworkCore;
+
+namespace BTCPayServer.Data
+{
+    public class StoreWebhookData
+    {
+        public string StoreId { get; set; }
+        public string WebhookId { get; set; }
+        public WebhookData Webhook { get; set; }
+        public StoreData Store { get; set; }
+
+
+        internal static void OnModelCreating(ModelBuilder builder)
+        {
+            builder.Entity<StoreWebhookData>()
+                .HasKey(p => new { p.StoreId, p.WebhookId });
+
+            builder.Entity<StoreWebhookData>()
+                .HasOne(o => o.Webhook)
+                .WithOne().OnDelete(DeleteBehavior.Cascade);
+
+            builder.Entity<StoreWebhookData>()
+                .HasOne(o => o.Store)
+                .WithOne().OnDelete(DeleteBehavior.Cascade);
+        }
+    }
+}

BTCPayServer.Data/Data/StoredFile.cs

@@ -12,9 +12,6 @@ namespace BTCPayServer.Data
         public string StorageFileName { get; set; }
         public DateTime Timestamp { get; set; }
         public string ApplicationUserId { get; set; }
-        public ApplicationUser ApplicationUser
-        {
-            get; set;
-        }
+        public ApplicationUser ApplicationUser { get; set; }
     }
 }

BTCPayServer.Data/Data/UserStore.cs

@@ -4,28 +4,13 @@ namespace BTCPayServer.Data
 {
     public class UserStore
     {
-        public string ApplicationUserId
-        {
-            get; set;
-        }
-        public ApplicationUser ApplicationUser
-        {
-            get; set;
-        }
+        public string ApplicationUserId { get; set; }
+        public ApplicationUser ApplicationUser { get; set; }
+
+        public string StoreDataId { get; set; }
+        public StoreData StoreData { get; set; }
+        public string Role { get; set; }
 
-        public string StoreDataId
-        {
-            get; set;
-        }
-        public StoreData StoreData
-        {
-            get; set;
-        }
-        public string Role
-        {
-            get;
-            set;
-        }
 
         internal static void OnModelCreating(ModelBuilder builder)
         {

BTCPayServer.Data/Data/WalletTransactionData.cs

@@ -1,6 +1,4 @@
-using System.Collections.Generic;
 using Microsoft.EntityFrameworkCore;
-using Newtonsoft.Json;
 
 namespace BTCPayServer.Data
 {
@@ -11,6 +9,8 @@ namespace BTCPayServer.Data
         public string TransactionId { get; set; }
         public string Labels { get; set; }
         public byte[] Blob { get; set; }
+
+
         internal static void OnModelCreating(ModelBuilder builder)
         {
             builder.Entity<WalletTransactionData>()
@@ -26,11 +26,4 @@ namespace BTCPayServer.Data
                 .WithMany(w => w.WalletTransactions).OnDelete(DeleteBehavior.Cascade);
         }
     }
-
-    public class WalletTransactionInfo
-    {
-        public string Comment { get; set; } = string.Empty;
-        [JsonIgnore]
-        public HashSet<string> Labels { get; set; } = new HashSet<string>();
-    }
 }

BTCPayServer.Data/Data/WebhookData.cs

@@ -0,0 +1,15 @@
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+
+namespace BTCPayServer.Data
+{
+    public class WebhookData
+    {
+        [Key]
+        [MaxLength(25)]
+        public string Id { get; set; }
+        [Required]
+        public byte[] Blob { get; set; }
+        public List<WebhookDeliveryData> Deliveries { get; set; }
+    }
+}

BTCPayServer.Data/Data/WebhookDeliveryData.cs

@@ -0,0 +1,32 @@
+using System;
+using System.ComponentModel.DataAnnotations;
+using Microsoft.EntityFrameworkCore;
+
+namespace BTCPayServer.Data
+{
+    public class WebhookDeliveryData
+    {
+        [Key]
+        [MaxLength(25)]
+        public string Id { get; set; }
+        [MaxLength(25)]
+        [Required]
+        public string WebhookId { get; set; }
+        public WebhookData Webhook { get; set; }
+
+        [Required]
+        public DateTimeOffset Timestamp { get; set; }
+
+        [Required]
+        public byte[] Blob { get; set; }
+
+
+        internal static void OnModelCreating(ModelBuilder builder)
+        {
+            builder.Entity<WebhookDeliveryData>()
+                .HasOne(o => o.Webhook)
+                .WithMany(a => a.Deliveries).OnDelete(DeleteBehavior.Cascade);
+            builder.Entity<WebhookDeliveryData>().HasIndex(o => o.WebhookId);
+        }
+    }
+}

BTCPayServer.Data/Migrations/20201108054749_webhooks.cs

@@ -0,0 +1,115 @@
+using System;
+using BTCPayServer.Data;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace BTCPayServer.Migrations
+{
+    [DbContext(typeof(ApplicationDbContext))]
+    [Migration("20201108054749_webhooks")]
+    public partial class webhooks : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Webhooks",
+                columns: table => new
+                {
+                    Id = table.Column<string>(maxLength: 25, nullable: false),
+                    Blob = table.Column<byte[]>(nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Webhooks", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "StoreWebhooks",
+                columns: table => new
+                {
+                    StoreId = table.Column<string>(nullable: false),
+                    WebhookId = table.Column<string>(nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_StoreWebhooks", x => new { x.StoreId, x.WebhookId });
+                    table.ForeignKey(
+                        name: "FK_StoreWebhooks_Stores_StoreId",
+                        column: x => x.StoreId,
+                        principalTable: "Stores",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_StoreWebhooks_Webhooks_WebhookId",
+                        column: x => x.WebhookId,
+                        principalTable: "Webhooks",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "WebhookDeliveries",
+                columns: table => new
+                {
+                    Id = table.Column<string>(maxLength: 25, nullable: false),
+                    WebhookId = table.Column<string>(maxLength: 25, nullable: false),
+                    Timestamp = table.Column<DateTimeOffset>(nullable: false),
+                    Blob = table.Column<byte[]>(nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_WebhookDeliveries", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_WebhookDeliveries_Webhooks_WebhookId",
+                        column: x => x.WebhookId,
+                        principalTable: "Webhooks",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "InvoiceWebhookDeliveries",
+                columns: table => new
+                {
+                    InvoiceId = table.Column<string>(nullable: false),
+                    DeliveryId = table.Column<string>(nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_InvoiceWebhookDeliveries", x => new { x.InvoiceId, x.DeliveryId });
+                    table.ForeignKey(
+                        name: "FK_InvoiceWebhookDeliveries_WebhookDeliveries_DeliveryId",
+                        column: x => x.DeliveryId,
+                        principalTable: "WebhookDeliveries",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_InvoiceWebhookDeliveries_Invoices_InvoiceId",
+                        column: x => x.InvoiceId,
+                        principalTable: "Invoices",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_WebhookDeliveries_WebhookId",
+                table: "WebhookDeliveries",
+                column: "WebhookId");
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "InvoiceWebhookDeliveries");
+
+            migrationBuilder.DropTable(
+                name: "StoreWebhooks");
+
+            migrationBuilder.DropTable(
+                name: "WebhookDeliveries");
+
+            migrationBuilder.DropTable(
+                name: "Webhooks");
+        }
+    }
+}

BTCPayServer.Data/Migrations/20201208054211_invoicesorderindex.cs

@@ -0,0 +1,26 @@
+using BTCPayServer.Data;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace BTCPayServer.Migrations
+{
+    [DbContext(typeof(ApplicationDbContext))]
+    [Migration("20201208054211_invoicesorderindex")]
+    public partial class invoicesorderindex : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateIndex(
+                name: "IX_Invoices_OrderId",
+                table: "Invoices",
+                column: "OrderId");
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropIndex(
+                name: "IX_Invoices_OrderId",
+                table: "Invoices");
+        }
+    }
+}

BTCPayServer.Data/Migrations/20201228225040_AddingInvoiceSearchesTable.cs

@@ -0,0 +1,55 @@
+using BTCPayServer.Data;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+namespace BTCPayServer.Migrations
+{
+    [DbContext(typeof(ApplicationDbContext))]
+    [Migration("20201228225040_AddingInvoiceSearchesTable")]
+    public partial class AddingInvoiceSearchesTable : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "InvoiceSearches",
+                columns: table => new
+                {
+                    Id = table.Column<int>(nullable: false)
+                        // manually added
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.SerialColumn)
+                        .Annotation("MySql:ValueGeneratedOnAdd", true)
+                        .Annotation("Sqlite:Autoincrement", true),
+                        // eof manually added
+                    InvoiceDataId = table.Column<string>(nullable: true),
+                    Value = table.Column<string>(nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_InvoiceSearches", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_InvoiceSearches_Invoices_InvoiceDataId",
+                        column: x => x.InvoiceDataId,
+                        principalTable: "Invoices",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_InvoiceSearches_InvoiceDataId",
+                table: "InvoiceSearches",
+                column: "InvoiceDataId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_InvoiceSearches_Value",
+                table: "InvoiceSearches",
+                column: "Value");
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "InvoiceSearches");
+        }
+    }
+}

BTCPayServer.Data/Migrations/ApplicationDbContextModelSnapshot.cs

@@ -4,6 +4,7 @@ using BTCPayServer.Data;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.EntityFrameworkCore.Infrastructure;
 using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
 
 namespace BTCPayServer.Migrations
 {
@@ -228,6 +229,8 @@ namespace BTCPayServer.Migrations
 
                     b.HasKey("Id");
 
+                    b.HasIndex("OrderId");
+
                     b.HasIndex("StoreDataId");
 
                     b.HasIndex("Id", "CurrentRefundId");
@@ -257,6 +260,49 @@ namespace BTCPayServer.Migrations
                     b.ToTable("InvoiceEvents");
                 });
 
+            modelBuilder.Entity("BTCPayServer.Data.InvoiceSearchData", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER")
+                        .HasAnnotation("MySql:ValueGeneratedOnAdd", true)
+                        .HasAnnotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.SerialColumn)
+                        .HasAnnotation("Sqlite:Autoincrement", true);
+
+                    b.Property<string>("InvoiceDataId")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Value")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("InvoiceDataId");
+
+                    b.HasIndex("Value");
+
+                    b.ToTable("InvoiceSearches");
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.InvoiceWebhookDeliveryData", b =>
+                {
+                    b.Property<string>("InvoiceId")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("DeliveryId")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("InvoiceId", "DeliveryId");
+
+                    b.HasIndex("DeliveryId")
+                        .IsUnique();
+
+                    b.HasIndex("InvoiceId")
+                        .IsUnique();
+
+                    b.ToTable("InvoiceWebhookDeliveries");
+                });
+
             modelBuilder.Entity("BTCPayServer.Data.NotificationData", b =>
                 {
                     b.Property<string>("Id")
@@ -588,6 +634,25 @@ namespace BTCPayServer.Migrations
                     b.ToTable("Stores");
                 });
 
+            modelBuilder.Entity("BTCPayServer.Data.StoreWebhookData", b =>
+                {
+                    b.Property<string>("StoreId")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("WebhookId")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("StoreId", "WebhookId");
+
+                    b.HasIndex("StoreId")
+                        .IsUnique();
+
+                    b.HasIndex("WebhookId")
+                        .IsUnique();
+
+                    b.ToTable("StoreWebhooks");
+                });
+
             modelBuilder.Entity("BTCPayServer.Data.StoredFile", b =>
                 {
                     b.Property<string>("Id")
@@ -696,6 +761,46 @@ namespace BTCPayServer.Migrations
                     b.ToTable("WalletTransactions");
                 });
 
+            modelBuilder.Entity("BTCPayServer.Data.WebhookData", b =>
+                {
+                    b.Property<string>("Id")
+                        .HasColumnType("TEXT")
+                        .HasMaxLength(25);
+
+                    b.Property<byte[]>("Blob")
+                        .IsRequired()
+                        .HasColumnType("BLOB");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Webhooks");
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.WebhookDeliveryData", b =>
+                {
+                    b.Property<string>("Id")
+                        .HasColumnType("TEXT")
+                        .HasMaxLength(25);
+
+                    b.Property<byte[]>("Blob")
+                        .IsRequired()
+                        .HasColumnType("BLOB");
+
+                    b.Property<DateTimeOffset>("Timestamp")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("WebhookId")
+                        .IsRequired()
+                        .HasColumnType("TEXT")
+                        .HasMaxLength(25);
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("WebhookId");
+
+                    b.ToTable("WebhookDeliveries");
+                });
+
             modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRole", b =>
                 {
                     b.Property<string>("Id")
@@ -883,6 +988,29 @@ namespace BTCPayServer.Migrations
                         .IsRequired();
                 });
 
+            modelBuilder.Entity("BTCPayServer.Data.InvoiceSearchData", b =>
+                {
+                    b.HasOne("BTCPayServer.Data.InvoiceData", "InvoiceData")
+                        .WithMany("InvoiceSearchData")
+                        .HasForeignKey("InvoiceDataId")
+                        .OnDelete(DeleteBehavior.Cascade);
+                });
+
+            modelBuilder.Entity("BTCPayServer.Data.InvoiceWebhookDeliveryData", b =>
+                {
+                    b.HasOne("BTCPayServer.Data.WebhookDeliveryData", "Delivery")
+                        .WithOne()
+                        .HasForeignKey("BTCPayServer.Data.InvoiceWebhookDeliveryData", "DeliveryId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BTCPayServer.Data.InvoiceData", "Invoice")
+                        .WithOne()
+                        .HasForeignKey("BTCPayServer.Data.InvoiceWebhookDeliveryData", "InvoiceId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
             modelBuilder.Entity("BTCPayServer.Data.NotificationData", b =>
                 {
                     b.HasOne("BTCPayServer.Data.ApplicationUser", "ApplicationUser")
@@ -956,6 +1084,21 @@ namespace BTCPayServer.Migrations
                         .IsRequired();
                 });
 
+            modelBuilder.Entity("BTCPayServer.Data.StoreWebhookData", b =>
+                {
+                    b.HasOne("BTCPayServer.Data.StoreData", "Store")
+                        .WithOne()
+                        .HasForeignKey("BTCPayServer.Data.StoreWebhookData", "StoreId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BTCPayServer.Data.WebhookData", "Webhook")
+                        .WithOne()
+                        .HasForeignKey("BTCPayServer.Data.StoreWebhookData", "WebhookId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
             modelBuilder.Entity("BTCPayServer.Data.StoredFile", b =>
                 {
                     b.HasOne("BTCPayServer.Data.ApplicationUser", "ApplicationUser")
@@ -995,6 +1138,15 @@ namespace BTCPayServer.Migrations
                         .IsRequired();
                 });
 
+            modelBuilder.Entity("BTCPayServer.Data.WebhookDeliveryData", b =>
+                {
+                    b.HasOne("BTCPayServer.Data.WebhookData", "Webhook")
+                        .WithMany("Deliveries")
+                        .HasForeignKey("WebhookId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
             modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRoleClaim<string>", b =>
                 {
                     b.HasOne("Microsoft.AspNetCore.Identity.IdentityRole", null)

BTCPayServer.PluginPacker/Program.cs

@@ -4,7 +4,7 @@ using System.IO.Compression;
 using System.Linq;
 using System.Reflection;
 using System.Text.Json;
-using BTCPayServer.Contracts;
+using BTCPayServer.Abstractions.Contracts;
 
 namespace BTCPayServer.PluginPacker
 {
@@ -43,6 +43,7 @@ namespace BTCPayServer.PluginPacker
             }
             ZipFile.CreateFromDirectory(directory, outputFile + ".btcpay", CompressionLevel.Optimal, false);
             File.WriteAllText(outputFile + ".btcpay.json", json);
+            Console.WriteLine($"Created {outputFile}.btcpay at {directory}");
         }
         
         private static Type[] GetAllExtensionTypesFromAssembly(Assembly assembly)

BTCPayServer.Plugins.Test/BTCPayServer.Plugins.Test.csproj

@@ -12,4 +12,8 @@
       <ProjectReference Include="..\BTCPayServer.Abstractions\BTCPayServer.Abstractions.csproj" />
       <EmbeddedResource Include="Resources\**" />
     </ItemGroup>
+    <ItemGroup>
+      <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="3.1.4">
+      </PackageReference>
+    </ItemGroup>
 </Project>

BTCPayServer.Plugins.Test/Controllers/TestExtensionController.cs

@@ -0,0 +1,35 @@
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using BTCPayServer.Plugins.Test.Data;
+using BTCPayServer.Plugins.Test.Services;
+using Microsoft.AspNetCore.Mvc;
+
+namespace BTCPayServer.Plugins.Test
+{
+    [Route("extensions/test")]
+    public class TestExtensionController : Controller
+    {
+        private readonly TestPluginService _testPluginService;
+
+        public TestExtensionController(TestPluginService testPluginService)
+        {
+            _testPluginService = testPluginService;
+        }
+        
+        // GET
+        public async Task<IActionResult> Index()
+        {
+            return View(new TestPluginPageViewModel()
+            {
+                Data = await _testPluginService.Get()
+            });
+        }
+        
+        
+    }
+
+    public class TestPluginPageViewModel
+    {
+        public List<TestPluginData> Data { get; set; }
+    }
+}

BTCPayServer.Plugins.Test/Data/TestPluginData.cs

@@ -0,0 +1,14 @@
+using System;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace BTCPayServer.Plugins.Test.Data
+{
+    public class TestPluginData
+    {
+        [DatabaseGenerated(DatabaseGeneratedOption.Identity)]
+        public string Id { get; set; }
+        public DateTimeOffset Timestamp { get; set; }
+        
+        
+    }
+}

BTCPayServer.Plugins.Test/Data/TestPluginDbContext.cs

@@ -0,0 +1,46 @@
+using System;
+using System.Linq;
+using BTCPayServer.Plugins.Test.Data;
+using Microsoft.EntityFrameworkCore;
+
+namespace BTCPayServer.Plugins.Test
+{
+    public class TestPluginDbContext : DbContext
+    {
+        private readonly bool _designTime;
+
+        public DbSet<TestPluginData> TestPluginRecords { get; set; }
+        
+        public TestPluginDbContext(DbContextOptions<TestPluginDbContext> options, bool designTime = false)
+            : base(options)
+        {
+            _designTime = designTime;
+        }
+
+        protected override void OnModelCreating(ModelBuilder modelBuilder)
+        {
+            base.OnModelCreating(modelBuilder);
+            modelBuilder.HasDefaultSchema("BTCPayServer.Plugins.Test");
+            if (Database.IsSqlite() && !_designTime)
+            {
+                // SQLite does not have proper support for DateTimeOffset via Entity Framework Core, see the limitations
+                // here: https://docs.microsoft.com/en-us/ef/core/providers/sqlite/limitations#query-limitations
+                // To work around this, when the Sqlite database provider is used, all model properties of type DateTimeOffset
+                // use the DateTimeOffsetToBinaryConverter
+                // Based on: https://github.com/aspnet/EntityFrameworkCore/issues/10784#issuecomment-415769754
+                // This only supports millisecond precision, but should be sufficient for most use cases.
+                foreach (var entityType in modelBuilder.Model.GetEntityTypes())
+                {
+                    var properties = entityType.ClrType.GetProperties().Where(p => p.PropertyType == typeof(DateTimeOffset));
+                    foreach (var property in properties)
+                    {
+                        modelBuilder
+                            .Entity(entityType.Name)
+                            .Property(property.Name)
+                            .HasConversion(new Microsoft.EntityFrameworkCore.Storage.ValueConversion.DateTimeOffsetToBinaryConverter());
+                    }
+                }
+            }
+        }
+    }
+}

BTCPayServer.Plugins.Test/Migrations/20201117154419_Init.cs

@@ -0,0 +1,37 @@
+using System;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace BTCPayServer.Plugins.Test.Migrations
+{
+    [DbContext(typeof(TestPluginDbContext))]
+    [Migration("20201117154419_Init")]
+    public partial class Init : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.EnsureSchema(
+                name: "BTCPayServer.Plugins.Test");
+
+            migrationBuilder.CreateTable(
+                name: "TestPluginRecords",
+                schema: "BTCPayServer.Plugins.Test",
+                columns: table => new
+                {
+                    Id = table.Column<string>(nullable: false),
+                    Timestamp = table.Column<DateTimeOffset>(nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_TestPluginRecords", x => x.Id);
+                });
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "TestPluginRecords",
+                schema: "BTCPayServer.Plugins.Test");
+        }
+    }
+}

BTCPayServer.Plugins.Test/Migrations/TestPluginDbContextModelSnapshot.cs

@@ -0,0 +1,36 @@
+// <auto-generated />
+using System;
+using BTCPayServer.Plugins.Test;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+namespace BTCPayServer.Plugins.Test.Migrations
+{
+    [DbContext(typeof(TestPluginDbContext))]
+    partial class TestPluginDbContextModelSnapshot : ModelSnapshot
+    {
+        protected override void BuildModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasDefaultSchema("BTCPayServer.Plugins.Test")
+                .HasAnnotation("ProductVersion", "3.1.10");
+
+            modelBuilder.Entity("BTCPayServer.Plugins.Test.Data.TestPluginData", b =>
+                {
+                    b.Property<string>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTimeOffset>("Timestamp")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("TestPluginRecords");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

BTCPayServer.Plugins.Test/Services/TestPluginDbContextFactory.cs

@@ -0,0 +1,38 @@
+using System.Reflection;
+using BTCPayServer.Abstractions.Contracts;
+using BTCPayServer.Abstractions.Models;
+using BTCPayServer.Plugins.Test.Migrations;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Design;
+
+namespace BTCPayServer.Plugins.Test
+{
+    
+    public class DesignTimeDbContextFactory : IDesignTimeDbContextFactory<TestPluginDbContext>
+    {
+        public TestPluginDbContext CreateDbContext(string[] args)
+        {
+
+            var builder = new DbContextOptionsBuilder<TestPluginDbContext>();
+
+            builder.UseSqlite("Data Source=temp.db");
+
+            return new TestPluginDbContext(builder.Options, true);
+        }
+    }
+
+    public class TestPluginDbContextFactory : BaseDbContextFactory<TestPluginDbContext>
+    {
+        public TestPluginDbContextFactory(IOptions<DatabaseOptions> options) : base(options, "BTCPayServer.Plugins.Test")
+        {
+        }
+
+        public override TestPluginDbContext CreateContext()
+        {
+            var builder = new DbContextOptionsBuilder<TestPluginDbContext>();
+            ConfigureBuilder(builder);
+            return new TestPluginDbContext(builder.Options);
+            
+        }
+    }
+}

BTCPayServer.Plugins.Test/Services/TestPluginService.cs

@@ -0,0 +1,33 @@
+using System;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using BTCPayServer.Plugins.Test.Data;
+using Microsoft.EntityFrameworkCore;
+
+namespace BTCPayServer.Plugins.Test.Services
+{
+    public class TestPluginService
+    {
+        private readonly TestPluginDbContextFactory _testPluginDbContextFactory;
+
+        public TestPluginService(TestPluginDbContextFactory testPluginDbContextFactory)
+        {
+            _testPluginDbContextFactory = testPluginDbContextFactory;
+        }
+
+        public async Task AddTestDataRecord()
+        {
+            await using var context = _testPluginDbContextFactory.CreateContext();
+
+            await context.TestPluginRecords.AddAsync(new TestPluginData() {Timestamp = DateTimeOffset.UtcNow});
+        }
+        
+        
+        public async Task<List<TestPluginData>> Get()
+        {
+            await using var context = _testPluginDbContextFactory.CreateContext();
+
+            return await context.TestPluginRecords.ToListAsync();
+        }
+    }
+}