properly ignore plex other videos libraries (#801)

CHANGELOG.md

@@ -7,6 +7,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 ### Fixed
 - Reduce memory use due to library scan operations
 - Fix some instances of filler getting "stuck" when a filler item is encountered that's too long for the gap
+- Properly ignore Plex `Other Videos` libraries (`movie` libraries where agent is `com.plexapp.agents.none`)
 
 ### Added
 - Add `metadata_kind` field to search index to allow searching for items with a particular metdata source

ErsatzTV.Infrastructure/Data/Repositories/MediaSourceRepository.cs

@@ -148,16 +148,20 @@ public class MediaSourceRepository : IMediaSourceRepository
             }
         }
 
+        var libraryIds = toDelete.Map(l => l.Id).ToList();
+        List<int> deletedMediaIds = await dbContext.MediaItems
+            .Filter(mi => libraryIds.Contains(mi.LibraryPath.LibraryId))
+            .Map(mi => mi.Id)
+            .ToListAsync();
+
         foreach (PlexLibrary delete in toDelete)
         {
-            dbContext.Entry(delete).State = EntityState.Deleted;
+            dbContext.PlexLibraries.Remove(delete);
         }
 
-        List<int> ids = await DisablePlexLibrarySync(toDelete.Map(l => l.Id).ToList());
-
         await dbContext.SaveChangesAsync();
 
-        return ids;
+        return deletedMediaIds;
     }
 
     public async Task<List<int>> UpdateLibraries(

ErsatzTV.Infrastructure/Plex/Models/PlexLibraryResponse.cs

@@ -5,6 +5,7 @@ public class PlexLibraryResponse
     public string Key { get; set; }
     public string Title { get; set; }
     public string Type { get; set; }
+    public string Agent { get; set; }
     public int Hidden { get; set; }
     public string Uuid { get; set; }
 }

ErsatzTV.Infrastructure/Plex/PlexServerApiClient.cs

@@ -13,8 +13,8 @@ namespace ErsatzTV.Infrastructure.Plex;
 public class PlexServerApiClient : IPlexServerApiClient
 {
     private readonly IFallbackMetadataProvider _fallbackMetadataProvider;
-    private readonly PlexEtag _plexEtag;
     private readonly ILogger<PlexServerApiClient> _logger;
+    private readonly PlexEtag _plexEtag;
 
     public PlexServerApiClient(
         IFallbackMetadataProvider fallbackMetadataProvider,
@@ -64,6 +64,7 @@ public class PlexServerApiClient : IPlexServerApiClient
                 await service.GetLibraries(token.AuthToken).Map(r => r.MediaContainer.Directory);
             return directory
                 // .Filter(l => l.Hidden == 0)
+                .Filter(l => (l.Agent ?? string.Empty).ToLowerInvariant() is not "com.plexapp.agents.none")
                 .Filter(l => l.Type.ToLowerInvariant() is "movie" or "show")
                 .Map(Project)
                 .Somes()