feat(dl): enable auto-quit (#20)

cmd/download.go

@@ -91,11 +91,17 @@ func download(aniURL string, cfg *Config) error {
 		group.Go(dl(ani, m))
 	}
 
-	if _, err := p.Run(); err != nil {
-		log.Errorf("Start progress bar %v", err)
-	}
+	go func() {
+		if err := group.Wait(); err != nil {
+			p.Send(progressbar.ProgressErrMsg{Err: err})
+			return
+		}
+		p.Send(progressbar.ProgressSuccessMsg{})
+	}()
+
+	_, err = p.Run()
 
-	return group.Wait() //nolint:wrapcheck
+	return err //nolint:wrapcheck
 }
 
 func init() {

internal/tui/progressbar/update.go

@@ -15,6 +15,8 @@ type ProgressMsg struct {
 	Ratio    float64
 }
 
+type ProgressSuccessMsg struct{}
+
 type ProgressErrMsg struct{ Err error }
 
 type ProgressStatusMsg struct {
@@ -38,6 +40,9 @@ func (m *Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) { //nolint:cyclop
 		m.width = w
 		return m, nil
 
+	case ProgressSuccessMsg:
+		return m, tea.Quit
+
 	case ProgressErrMsg:
 		m.err = msg.Err
 		return m, tea.Quit