cmd/list: list show active deployment

Signed-off-by: Sam Alba <sam.alba@gmail.com>

cmd/dagger/cmd/list.go

@@ -1,10 +1,17 @@
 package cmd
 
 import (
+	"context"
 	"fmt"
+	"os"
+	"os/user"
+	"path"
+	"strings"
+	"text/tabwriter"
 
 	"dagger.io/go/cmd/dagger/logger"
 	"dagger.io/go/dagger"
+	"github.com/rs/zerolog/log"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
 )
@@ -36,9 +43,16 @@ var listCmd = &cobra.Command{
 				Msg("cannot list deployments")
 		}
 
+		deploymentID := getCurrentDeploymentID(ctx, store)
+		w := tabwriter.NewWriter(os.Stdout, 0, 0, 1, ' ', tabwriter.TabIndent)
 		for _, r := range deployments {
-			fmt.Println(r.Name)
+			line := fmt.Sprintf("%s\t%s\t", r.Name, formatPlanSource(r.PlanSource))
+			if r.ID == deploymentID {
+				line = fmt.Sprintf("%s- active deployment", line)
+			}
+			fmt.Fprintln(w, line)
 		}
+		w.Flush()
 	},
 }
 
@@ -47,3 +61,41 @@ func init() {
 		panic(err)
 	}
 }
+
+func getCurrentDeploymentID(ctx context.Context, store *dagger.Store) string {
+	lg := log.Ctx(ctx)
+
+	wd, err := os.Getwd()
+	if err != nil {
+		lg.Warn().Err(err).Msg("cannot get current working directory")
+		return ""
+	}
+	st, _ := store.LookupDeploymentByPath(ctx, wd)
+	if len(st) == 1 {
+		return st[0].ID
+	}
+	return ""
+}
+
+func formatPath(p string) string {
+	usr, _ := user.Current()
+	dir := usr.HomeDir
+
+	if strings.HasPrefix(p, dir) {
+		return path.Join("~", p[len(dir):])
+	}
+	return p
+}
+
+func formatPlanSource(i dagger.Input) string {
+	switch i.Type {
+	case dagger.InputTypeDir:
+		return formatPath(i.Dir.Path)
+	case dagger.InputTypeGit:
+		return i.Git.Remote
+	case dagger.InputTypeDocker:
+		return i.Docker.Ref
+	}
+
+	return "no plan"
+}