feat: Add "coder" CLI (#221)

* feat: Add "coder" CLI

* Add CLI test for login

* Add "bin/coder" target to Makefile

* Update promptui to fix race

* Fix error scope

* Don't run CLI tests on Windows

* Fix requested changes

cli/projectcreate.go

@@ -0,0 +1,151 @@
+package cli
+
+import (
+	"archive/tar"
+	"bytes"
+	"context"
+	"fmt"
+	"io"
+	"os"
+	"path/filepath"
+	"time"
+
+	"github.com/briandowns/spinner"
+	"github.com/fatih/color"
+	"github.com/manifoldco/promptui"
+	"github.com/spf13/cobra"
+	"golang.org/x/xerrors"
+
+	"github.com/coder/coder/coderd"
+	"github.com/coder/coder/codersdk"
+	"github.com/coder/coder/database"
+)
+
+func projectCreate() *cobra.Command {
+	return &cobra.Command{
+		Use:   "create",
+		Short: "Create a project from the current directory",
+		RunE: func(cmd *cobra.Command, args []string) error {
+			client, err := createClient(cmd)
+			if err != nil {
+				return err
+			}
+			organization, err := currentOrganization(cmd, client)
+			if err != nil {
+				return err
+			}
+
+			workingDir, err := os.Getwd()
+			if err != nil {
+				return err
+			}
+
+			_, err = runPrompt(cmd, &promptui.Prompt{
+				Default:   "y",
+				IsConfirm: true,
+				Label:     fmt.Sprintf("Set up %s in your organization?", color.New(color.FgHiCyan).Sprintf("%q", workingDir)),
+			})
+			if err != nil {
+				return err
+			}
+
+			name, err := runPrompt(cmd, &promptui.Prompt{
+				Default: filepath.Base(workingDir),
+				Label:   "What's your project's name?",
+				Validate: func(s string) error {
+					_, err = client.Project(cmd.Context(), organization.Name, s)
+					if err == nil {
+						return xerrors.New("A project already exists with that name!")
+					}
+					return nil
+				},
+			})
+			if err != nil {
+				return err
+			}
+
+			spin := spinner.New(spinner.CharSets[0], 50*time.Millisecond)
+			spin.Suffix = " Uploading current directory..."
+			spin.Start()
+			defer spin.Stop()
+
+			bytes, err := tarDirectory(workingDir)
+			if err != nil {
+				return err
+			}
+
+			resp, err := client.UploadFile(cmd.Context(), codersdk.ContentTypeTar, bytes)
+			if err != nil {
+				return err
+			}
+
+			job, err := client.CreateProjectVersionImportProvisionerJob(cmd.Context(), organization.Name, coderd.CreateProjectImportJobRequest{
+				StorageMethod: database.ProvisionerStorageMethodFile,
+				StorageSource: resp.Hash,
+				Provisioner:   database.ProvisionerTypeTerraform,
+				// SkipResources on first import to detect variables defined by the project.
+				SkipResources: true,
+			})
+			if err != nil {
+				return err
+			}
+			spin.Stop()
+
+			logs, err := client.FollowProvisionerJobLogsAfter(context.Background(), organization.Name, job.ID, time.Time{})
+			if err != nil {
+				return err
+			}
+			for {
+				log, ok := <-logs
+				if !ok {
+					break
+				}
+				_, _ = fmt.Fprintf(cmd.OutOrStdout(), "%s %s\n", color.HiGreenString("[parse]"), log.Output)
+			}
+
+			_, _ = fmt.Fprintf(cmd.OutOrStdout(), "Create project %q!\n", name)
+			return nil
+		},
+	}
+}
+
+func tarDirectory(directory string) ([]byte, error) {
+	var buffer bytes.Buffer
+	tarWriter := tar.NewWriter(&buffer)
+	err := filepath.Walk(directory, func(file string, fileInfo os.FileInfo, err error) error {
+		if err != nil {
+			return err
+		}
+		header, err := tar.FileInfoHeader(fileInfo, file)
+		if err != nil {
+			return err
+		}
+		rel, err := filepath.Rel(directory, file)
+		if err != nil {
+			return err
+		}
+		header.Name = rel
+		if err := tarWriter.WriteHeader(header); err != nil {
+			return err
+		}
+		if fileInfo.IsDir() {
+			return nil
+		}
+		data, err := os.Open(file)
+		if err != nil {
+			return err
+		}
+		if _, err := io.Copy(tarWriter, data); err != nil {
+			return err
+		}
+		return data.Close()
+	})
+	if err != nil {
+		return nil, err
+	}
+	err = tarWriter.Flush()
+	if err != nil {
+		return nil, err
+	}
+	return buffer.Bytes(), nil
+}