// playbackFinishedMsg is sent when audio playback completes
type playbackFinishedMsg struct{}

// playbackTickMsg is sent every 50ms while audio is playing
type playbackTickMsg struct{}

	case playbackFinishedMsg:
		// Just triggers re-render when playback completes
		return m, nil

	case playbackTickMsg:
		if m.state.Player == nil || !m.state.Player.IsPlaying() {
			return m, nil // done, triggers re-render to clear "Playing..." text
		}
		return m, playbackTick()

		return m, waitForPlaybackFinished(m.state)

		return m, playbackTick()

// waitForPlaybackFinished polls until playback completes, then sends a message.
func waitForPlaybackFinished(state *tools.ClassifyState) tea.Cmd {

// playbackTick returns a command that sends a playbackTickMsg after 50ms.
func playbackTick() tea.Cmd {

		if state.Player == nil || !state.Player.IsPlaying() {
			return playbackFinishedMsg{}
		}
		// Still playing, continue polling
		return waitForPlaybackFinished(state)()

		return playbackTickMsg{}