fix crash after clicking on the highlight play button

app/src/main/java/org/mosad/teapod/parser/AoDParser.kt

@@ -125,6 +125,14 @@ object AoDParser {
         return media
     }
 
+    fun markAsWatched(mediaId: Int, episodeId: Int) = GlobalScope.launch {
+        val episode = getMediaById(mediaId).getEpisodeById(episodeId)
+        episode.watched = true
+        sendCallback(episode.watchedCallback)
+
+        Log.d(javaClass.name, "Marked episode ${episode.id} as watched")
+    }
+
     // TODO don't use jsoup here
     fun sendCallback(callbackPath: String) = GlobalScope.launch(Dispatchers.IO) {
         val headers = mutableMapOf(

app/src/main/java/org/mosad/teapod/player/PlayerViewModel.kt

@@ -106,7 +106,10 @@ class PlayerViewModel(application: Application) : AndroidViewModel(application)
         )
         playMedia(mediaSource, replace, seekPosition)
 
-        MediaFragment.instance.updateWatchedState(currentEpisode) // watchedCallback for the new episode
+        // if episodes has not been watched, mark as watched
+        if (!episode.watched) {
+            AoDParser.markAsWatched(media.id, episode.id)
+        }
     }
 
     fun playMedia(source: MediaSource, replace: Boolean = false, seekPosition: Long = 0) {

app/src/main/java/org/mosad/teapod/ui/fragments/MediaFragment.kt

@@ -32,14 +32,6 @@ class MediaFragment(private val mediaId: Int) : Fragment() {
     private lateinit var tmdb: TMDBResponse
     private lateinit var nextEpisode: Episode
 
-    companion object {
-        lateinit var instance: MediaFragment
-    }
-
-    init {
-        instance = this
-    }
-
     override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View {
         binding = FragmentMediaBinding.inflate(inflater, container, false)
         return binding.root
@@ -61,6 +53,19 @@ class MediaFragment(private val mediaId: Int) : Fragment() {
         }
     }
 
+    override fun onResume() {
+        super.onResume()
+
+        // only notify adapter, if initialized
+        if (this::adapterRecEpisodes.isInitialized) {
+            // TODO find a better solution for this
+            media.episodes.forEachIndexed() { index, episode ->
+                adapterRecEpisodes.updateWatchedState(episode.watched, index)
+            }
+            adapterRecEpisodes.notifyDataSetChanged()
+        }
+    }
+
     /**
      * if tmdb data is present, use it, else use the aod data
      */
@@ -169,14 +174,4 @@ class MediaFragment(private val mediaId: Int) : Fragment() {
         (activity as MainActivity).startPlayer(media.id, ep.id)
     }
 
-    fun updateWatchedState(ep: Episode) {
-        AoDParser.sendCallback(ep.watchedCallback)
-
-        // only notify adapter, if initialized
-        if (this::adapterRecEpisodes.isInitialized) {
-            adapterRecEpisodes.updateWatchedState(true, media.episodes.indexOf(ep))
-            adapterRecEpisodes.notifyDataSetChanged()
-        }
-    }
-
 }