Do not skip track on error if the user paused playback. Fixed an issue where two track could be marked as playing at the same time in TracksFragment.

app/src/main/java/com/github/apognu/otter/fragments/TracksFragment.kt

@@ -181,7 +181,10 @@ class TracksFragment : FunkwhaleFragment<Track, TracksAdapter>() {
 
   private fun refreshCurrentTrack(track: Track?) {
     track?.let {
-      adapter.currentTrack = track
+      adapter.currentTrack?.current = false
+      adapter.currentTrack = track.apply {
+        current = true
+      }
       adapter.notifyDataSetChanged()
     }
   }

app/src/main/java/com/github/apognu/otter/playback/PlayerService.kt

@@ -394,12 +394,13 @@ class PlayerService : Service() {
     override fun onPlayerError(error: ExoPlaybackException) {
       EventBus.send(Event.PlaybackError(getString(R.string.error_playback)))
 
-      queue.current++
-      player.prepare(queue.datasources, true, true)
-      player.seekTo(queue.current, 0)
-      player.playWhenReady = true
+      if (player.playWhenReady) {
+        queue.current++
+        player.prepare(queue.datasources, true, true)
+        player.seekTo(queue.current, 0)
 
-      CommandBus.send(Command.RefreshTrack(queue.current()))
+        CommandBus.send(Command.RefreshTrack(queue.current()))
+      }
     }
   }