Fix playback state update in PlatformUpdateSource method

src/CommunityToolkit.Maui.MediaElement/Views/MediaManager.android.cs

@@ -94,32 +94,16 @@ public void OnPlayerStateChanged(bool playWhenReady, int playbackState)
 
 		var newState = playbackState switch
 		{
-			PlaybackState.StateFastForwarding
-				or PlaybackState.StateRewinding
-				or PlaybackState.StateSkippingToNext
-				or PlaybackState.StateSkippingToPrevious
-				or PlaybackState.StateSkippingToQueueItem
-				or PlaybackState.StatePlaying => playWhenReady
-					? MediaElementState.Playing
-					: MediaElementState.Paused,
-
-			PlaybackState.StatePaused => MediaElementState.Paused,
-
-			PlaybackState.StateConnecting
-				or PlaybackState.StateBuffering => MediaElementState.Buffering,
-
-			PlaybackState.StateNone => MediaElementState.None,
-			PlaybackState.StateStopped => MediaElement.CurrentState is not MediaElementState.Failed
-				? MediaElementState.Stopped
-				: MediaElementState.Failed,
-
-			PlaybackState.StateError => MediaElementState.Failed,
-
+			BasePlayer.InterfaceConsts.StateBuffering => MediaElementState.Buffering,
+			BasePlayer.InterfaceConsts.StateReady => playWhenReady ? MediaElementState.Playing : MediaElementState.Paused,
+			BasePlayer.InterfaceConsts.StateEnded => MediaElementState.Stopped,
+			BasePlayer.InterfaceConsts.StateIdle => MediaElement.CurrentState == MediaElementState.None ? MediaElementState.None : MediaElementState.Stopped,
 			_ => MediaElementState.None,
 		};
 
 		MediaElement.CurrentStateChanged(newState);
-		if (playbackState is readyState)
+
+		if (playbackState == BasePlayer.InterfaceConsts.StateReady)
 		{
 			MediaElement.Duration = TimeSpan.FromMilliseconds(Player.Duration < 0 ? 0 : Player.Duration);
 			MediaElement.Position = TimeSpan.FromMilliseconds(Player.CurrentPosition < 0 ? 0 : Player.CurrentPosition);
@@ -369,15 +353,15 @@ protected virtual async partial ValueTask PlatformUpdateSource()
 			return;
 		}
 
-		MediaElement.CurrentStateChanged(MediaElementState.Opening);
 		Player.PlayWhenReady = MediaElement.ShouldAutoPlay;
 		cancellationTokenSource ??= new();
 		// ConfigureAwait(true) is required to prevent crash on startup
 		var result = await SetPlayerData(cancellationTokenSource.Token).ConfigureAwait(true);
 		var item = result?.Build();
 
-		if (item?.MediaMetadata is not null)
+		if (item is not null)
 		{
+			MediaElement.CurrentStateChanged(MediaElementState.Opening);
 			Player.SetMediaItem(item);
 			Player.Prepare();
 			hasSetSource = true;