add autoplay UI toggle

backend/app.go

@@ -361,6 +361,7 @@ func (a *App) Shutdown() {
 		repeatMode = "All"
 	}
 	a.Config.Playback.RepeatMode = repeatMode
+	a.Config.Playback.Autoplay = a.PlaybackManager.IsAutoplay()
 	a.Config.LocalPlayback.Volume = a.LocalPlayer.GetVolume()
 	a.SavePlayQueueIfEnabled()
 	a.SaveConfigFile()

backend/config.go

@@ -99,6 +99,7 @@ type NowPlayingPageConfig struct {
 }
 
 type PlaybackConfig struct {
+	Autoplay   bool
 	RepeatMode string
 }
 
@@ -215,6 +216,7 @@ func DefaultConfig(appVersionTag string) *Config {
 			TracklistColumns: []string{"Album", "Time", "Plays"},
 		},
 		Playback: PlaybackConfig{
+			Autoplay:   false,
 			RepeatMode: "None",
 		},
 		LocalPlayback: LocalPlaybackConfig{

backend/playbackmanager.go

@@ -42,7 +42,7 @@ func NewPlaybackManager(
 		engine:   e,
 		cmdQueue: q,
 		cfg:      appCfg,
-		autoplay: true, // TODO
+		autoplay: playbackCfg.Autoplay,
 	}
 	pm.addOnTrackChangeHook()
 	go pm.runCmdQueue(ctx)
@@ -364,6 +364,10 @@ func (p *PlaybackManager) GetLoopMode() LoopMode {
 	return p.engine.loopMode
 }
 
+func (p *PlaybackManager) IsAutoplay() bool {
+	return p.autoplay
+}
+
 func (p *PlaybackManager) PlayerStatus() player.Status {
 	return p.engine.PlayerStatus()
 }
@@ -372,6 +376,13 @@ func (p *PlaybackManager) SetVolume(vol int) {
 	p.cmdQueue.SetVolume(vol)
 }
 
+func (p *PlaybackManager) SetAutoplay(autoplay bool) {
+	p.autoplay = autoplay
+	if autoplay && p.NowPlayingIndex() == len(p.engine.playQueue)-1 {
+		p.enqueueAutoplayTracks()
+	}
+}
+
 func (p *PlaybackManager) Volume() int {
 	return p.engine.CurrentPlayer().GetVolume()
 }