fix(player): Fix npe issue caused in player controls (aniyomiorg/aniyomi#1986)

(cherry picked from commit c05a75f)

Author: Secozzi

app/src/main/java/eu/kanade/tachiyomi/ui/player/PlayerViewModel.kt

@@ -1158,6 +1158,12 @@ class PlayerViewModel @JvmOverloads constructor(
         _hasPreviousEpisode.update { _ -> value }
     }
 
+    fun showEpisodeListDialog() {
+        if (currentAnime.value != null) {
+            showDialog(Dialogs.EpisodeList)
+        }
+    }
+
     /**
      * Called when the activity is saved and not changing configurations. It updates the database
      * to persist the current progress of the active episode.

app/src/main/java/eu/kanade/tachiyomi/ui/player/controls/PlayerControls.kt

@@ -418,7 +418,7 @@ fun PlayerControls(
                     TopLeftPlayerControls(
                         animeTitle = animeTitle,
                         mediaTitle = mediaTitle,
-                        onTitleClick = { viewModel.showDialog(Dialogs.EpisodeList) },
+                        onTitleClick = { viewModel.showEpisodeListDialog() },
                         onBackClick = onBackPress,
                     )
                 }
@@ -622,8 +622,7 @@ fun PlayerControls(
 
         PlayerDialogs(
             dialogShown = dialog,
-
-            episodeDisplayMode = anime!!.displayMode,
+            episodeDisplayMode = anime?.displayMode,
             episodeList = playlist,
             currentEpisodeIndex = viewModel.getCurrentEpisodeIndex(),
             dateRelativeTime = viewModel.relativeTime,

app/src/main/java/eu/kanade/tachiyomi/ui/player/controls/PlayerDialogs.kt

@@ -12,7 +12,7 @@ fun PlayerDialogs(
     dialogShown: Dialogs,
 
     // Episode list
-    episodeDisplayMode: Long,
+    episodeDisplayMode: Long?,
     currentEpisodeIndex: Int,
     episodeList: List<Episode>,
     dateRelativeTime: Boolean,

app/src/main/java/eu/kanade/tachiyomi/ui/player/controls/components/dialogs/EpisodeListDialog.kt

@@ -50,7 +50,7 @@ import eu.kanade.presentation.util.formatChapterNumber as formatEpisodeNumber
 
 @Composable
 fun EpisodeListDialog(
-    displayMode: Long,
+    displayMode: Long?,
     currentEpisodeIndex: Int,
     episodeList: List<Episode>,
     dateRelativeTime: Boolean,