Can control player from browser

lib/ui/music_player.dart

@@ -81,7 +81,14 @@ class _MusicPlayerState extends State<MusicPlayer> {
             }
           }));
 
-      updateMusicSession(currMusic);
+      updateMusicSession(
+        entry: currMusic,
+        onPlay: _play,
+        onPause: _pause,
+        onNextTrack: _playNext,
+        onPreviousTrack: _playPrevious,
+        onStop: _stop,
+      );
     }
   }
 

lib/ui/player_web_interface.dart

@@ -5,7 +5,14 @@ import 'dart:html';
 import 'package:audio_service_web/js/media_session_web.dart';
 import 'package:music_web_player/api.dart';
 
-void updateMusicSession(MusicEntry entry) {
+void updateMusicSession({
+  required MusicEntry entry,
+  required Function() onPlay,
+  required Function() onPause,
+  required Function() onStop,
+  required Function() onPreviousTrack,
+  required Function() onNextTrack,
+}) {
   MediaSession.metadata = MediaMetadata({
     "title": entry.title,
     "artist": entry.artist,
@@ -17,4 +24,10 @@ void updateMusicSession(MusicEntry entry) {
       }
     ]
   });
+
+  MediaSession.setActionHandler("play", (p0) => onPlay());
+  MediaSession.setActionHandler("pause", (p0) => onPause());
+  MediaSession.setActionHandler("stop", (p0) => onStop());
+  MediaSession.setActionHandler("previoustrack", (p0) => onPreviousTrack());
+  MediaSession.setActionHandler("nexttrack", (p0) => onNextTrack());
 }