Fix cross-platform plex sync, get episode data using both parent fold…

…er and filename (#1176)

* Fix cross-platform plex sync

* Plex sync job: use both parent folder and file name to get episode

Shoko.Server/Plex/TVShow/SVR_Episode.cs

@@ -1,4 +1,6 @@
-using System.IO;
+using System;
+using System.IO;
+using System.Linq;
 using Shoko.Models.Plex.TVShow;
 using Shoko.Server.Models;
 using Shoko.Server.Repositories;
@@ -14,8 +16,24 @@ public SVR_Episode(PlexHelper helper)
         Helper = helper;
     }
 
-    public SVR_AnimeEpisode AnimeEpisode =>
-        RepoFactory.AnimeEpisode.GetByFilename(Path.GetFileName(Media[0].Part[0].File));
+    public SVR_AnimeEpisode AnimeEpisode
+    {
+        get
+        {
+            var normalizedPath = Media[0].Part[0].File.Replace('\\', Path.DirectorySeparatorChar).Replace('/', Path.DirectorySeparatorChar);
+
+            var finalPath = Path.Combine(
+                Path.GetFileName(Path.GetDirectoryName(normalizedPath)) ?? string.Empty,
+                Path.GetFileName(normalizedPath)
+                );
+
+            var file = RepoFactory.VideoLocalPlace
+                .GetAll()
+                .FirstOrDefault(location => location.FullServerPath?.EndsWith(finalPath, StringComparison.OrdinalIgnoreCase) ?? false);
+
+            return string.IsNullOrEmpty(file?.Hashes.ED2K) ? null : RepoFactory.AnimeEpisode.GetByHash(file.Hashes.ED2K).FirstOrDefault();
+        }
+    }
 
     public void Unscrobble()
     {