add bash completion for abra cmd

cli/app/cmd.go

@@ -10,6 +10,7 @@ import (
 	"strings"
 
 	"coopcloud.tech/abra/cli/internal"
+	"coopcloud.tech/abra/pkg/app"
 	"coopcloud.tech/abra/pkg/autocomplete"
 	"coopcloud.tech/abra/pkg/client"
 	"coopcloud.tech/abra/pkg/config"
@@ -45,6 +46,17 @@ Example:
 	},
 	Before:      internal.SubCommandBefore,
 	Subcommands: []cli.Command{appCmdListCommand},
+	BashComplete: func(ctx *cli.Context) {
+		args := ctx.Args()
+		switch len(args) {
+		case 0:
+			autocomplete.AppNameComplete(ctx)
+		case 1:
+			autocomplete.ServiceNameComplete(args.Get(0))
+		case 2:
+			cmdNameComplete(args.Get(0))
+		}
+	},
 	Action: func(c *cli.Context) error {
 		app := internal.ValidateApp(c)
 
@@ -187,6 +199,20 @@ func parseCmdArgs(args []string, isLocal bool) (bool, string) {
 	return hasCmdArgs, parsedCmdArgs
 }
 
+func cmdNameComplete(appName string) {
+	app, err := app.Get(appName)
+	if err != nil {
+		return
+	}
+	cmdNames, _ := getShCmdNames(app)
+	if err != nil {
+		return
+	}
+	for _, n := range cmdNames {
+		fmt.Println(n)
+	}
+}
+
 var appCmdListCommand = cli.Command{
 	Name:      "list",
 	Aliases:   []string{"ls"},
@@ -222,13 +248,11 @@ var appCmdListCommand = cli.Command{
 			}
 		}
 
-		abraShPath := fmt.Sprintf("%s/%s/%s", config.RECIPES_DIR, app.Recipe, "abra.sh")
-		cmdNames, err := config.ReadAbraShCmdNames(abraShPath)
+		cmdNames, err := getShCmdNames(app)
 		if err != nil {
 			logrus.Fatal(err)
 		}
 
-		sort.Strings(cmdNames)
 		for _, cmdName := range cmdNames {
 			fmt.Println(cmdName)
 		}
@@ -236,3 +260,14 @@ var appCmdListCommand = cli.Command{
 		return nil
 	},
 }
+
+func getShCmdNames(app config.App) ([]string, error) {
+	abraShPath := fmt.Sprintf("%s/%s/%s", config.RECIPES_DIR, app.Recipe, "abra.sh")
+	cmdNames, err := config.ReadAbraShCmdNames(abraShPath)
+	if err != nil {
+		return nil, err
+	}
+
+	sort.Strings(cmdNames)
+	return cmdNames, nil
+}

pkg/autocomplete/autocomplete.go

@@ -25,6 +25,16 @@ func AppNameComplete(c *cli.Context) {
 	}
 }
 
+func ServiceNameComplete(appName string) {
+	serviceNames, err := config.GetAppServiceNames(appName)
+	if err != nil {
+		return
+	}
+	for _, s := range serviceNames {
+		fmt.Println(s)
+	}
+}
+
 // RecipeNameComplete completes recipe names.
 func RecipeNameComplete(c *cli.Context) {
 	catl, err := recipe.ReadRecipeCatalogue(false)