fix updating jellyfin and emby artwork (#440)

CHANGELOG.md

@@ -7,6 +7,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 ### Fixed
 - Fix double scheduling; this could happen if the app was shutdown during a playout build
 - Fix updating Jellyfin and Emby TV seasons
+- Fix updating Jellyfin and Emby artwork
 
 ### Changed
 - Automatically find working Plex address on startup

ErsatzTV.Infrastructure/Data/Repositories/EmbyTelevisionRepository.cs

@@ -233,7 +233,9 @@ namespace ErsatzTV.Infrastructure.Data.Repositories
                 }
 
                 var paths = incomingMetadata.Artwork.Map(a => a.Path).ToList();
-                foreach (Artwork artworkToRemove in metadata.Artwork.Filter(a => !paths.Contains(a.Path)))
+                foreach (Artwork artworkToRemove in metadata.Artwork
+                    .Filter(a => !paths.Contains(a.Path))
+                    .ToList())
                 {
                     metadata.Artwork.Remove(artworkToRemove);
                 }
@@ -370,7 +372,9 @@ namespace ErsatzTV.Infrastructure.Data.Repositories
                 }
 
                 var paths = incomingMetadata.Artwork.Map(a => a.Path).ToList();
-                foreach (Artwork artworkToRemove in metadata.Artwork.Filter(a => !paths.Contains(a.Path)))
+                foreach (Artwork artworkToRemove in metadata.Artwork
+                    .Filter(a => !paths.Contains(a.Path))
+                    .ToList())
                 {
                     metadata.Artwork.Remove(artworkToRemove);
                 }
@@ -526,7 +530,9 @@ namespace ErsatzTV.Infrastructure.Data.Repositories
                 }
 
                 var paths = incomingMetadata.Artwork.Map(a => a.Path).ToList();
-                foreach (Artwork artworkToRemove in metadata.Artwork.Filter(a => !paths.Contains(a.Path)))
+                foreach (Artwork artworkToRemove in metadata.Artwork
+                    .Filter(a => !paths.Contains(a.Path))
+                    .ToList())
                 {
                     metadata.Artwork.Remove(artworkToRemove);
                 }

ErsatzTV.Infrastructure/Data/Repositories/JellyfinTelevisionRepository.cs

@@ -250,7 +250,9 @@ namespace ErsatzTV.Infrastructure.Data.Repositories
                 }
 
                 var paths = incomingMetadata.Artwork.Map(a => a.Path).ToList();
-                foreach (Artwork artworkToRemove in metadata.Artwork.Filter(a => !paths.Contains(a.Path)))
+                foreach (Artwork artworkToRemove in metadata.Artwork
+                    .Filter(a => !paths.Contains(a.Path))
+                    .ToList())
                 {
                     metadata.Artwork.Remove(artworkToRemove);
                 }
@@ -370,7 +372,9 @@ namespace ErsatzTV.Infrastructure.Data.Repositories
                 }
 
                 var paths = incomingMetadata.Artwork.Map(a => a.Path).ToList();
-                foreach (Artwork artworkToRemove in metadata.Artwork.Filter(a => !paths.Contains(a.Path)))
+                foreach (Artwork artworkToRemove in metadata.Artwork
+                    .Filter(a => !paths.Contains(a.Path))
+                    .ToList())
                 {
                     metadata.Artwork.Remove(artworkToRemove);
                 }
@@ -527,7 +531,9 @@ namespace ErsatzTV.Infrastructure.Data.Repositories
                 }
 
                 var paths = incomingMetadata.Artwork.Map(a => a.Path).ToList();
-                foreach (Artwork artworkToRemove in metadata.Artwork.Filter(a => !paths.Contains(a.Path)))
+                foreach (Artwork artworkToRemove in metadata.Artwork
+                    .Filter(a => !paths.Contains(a.Path))
+                    .ToList())
                 {
                     metadata.Artwork.Remove(artworkToRemove);
                 }