fix subtitles from media server libraries (#1233)

* fix embedded subtitles from media servers

* fix plex external subtitles

* fix artwork bug, delete orphaned subtitles

* jellyfin subtitles work again

* emby subtitles work

* rescan all media server libraries

ErsatzTV/Services/SchedulerService.cs

@@ -92,6 +92,7 @@ public class SchedulerService : BackgroundService
         try
         {
             await DeleteOrphanedArtwork(cancellationToken);
+            await DeleteOrphanedSubtitles(cancellationToken);
             await RefreshChannelGuideChannelList(cancellationToken);
             await BuildPlayouts(cancellationToken);
 #if !DEBUG_NO_SYNC
@@ -286,6 +287,9 @@ public class SchedulerService : BackgroundService
     private ValueTask DeleteOrphanedArtwork(CancellationToken cancellationToken) =>
         _workerChannel.WriteAsync(new DeleteOrphanedArtwork(), cancellationToken);
 
+    private ValueTask DeleteOrphanedSubtitles(CancellationToken cancellationToken) =>
+        _workerChannel.WriteAsync(new DeleteOrphanedSubtitles(), cancellationToken);
+
     private ValueTask ReleaseMemory(CancellationToken cancellationToken) =>
         _workerChannel.WriteAsync(new ReleaseMemory(false), cancellationToken);
 }

ErsatzTV/Services/WorkerService.cs

@@ -68,6 +68,9 @@ public class WorkerService : BackgroundService
                         case DeleteOrphanedArtwork deleteOrphanedArtwork:
                             await mediator.Send(deleteOrphanedArtwork, cancellationToken);
                             break;
+                        case DeleteOrphanedSubtitles deleteOrphanedSubtitles:
+                            await mediator.Send(deleteOrphanedSubtitles, cancellationToken);
+                            break;
                         case AddTraktList addTraktList:
                             await mediator.Send(addTraktList, cancellationToken);
                             break;