1 files changed, 12 insertions, 17 deletions
diff --git a/Emby.Server.Implementations/Library/MusicManager.cs b/Emby.Server.Implementations/Library/MusicManager.cs
index a69a0f33f..28cf69500 100644
--- a/Emby.Server.Implementations/Library/MusicManager.cs
+++ b/Emby.Server.Implementations/Library/MusicManager.cs
@@ -2,9 +2,11 @@
 
 using System;
 using System.Collections.Generic;
+using System.Collections.Immutable;
 using System.Linq;
-using Jellyfin.Data.Entities;
 using Jellyfin.Data.Enums;
+using Jellyfin.Database.Implementations.Entities;
+using Jellyfin.Database.Implementations.Enums;
 using Jellyfin.Extensions;
 using MediaBrowser.Controller.Dto;
 using MediaBrowser.Controller.Entities;
@@ -24,30 +26,23 @@ namespace Emby.Server.Implementations.Library
             _libraryManager = libraryManager;
         }
 
-        public List<BaseItem> GetInstantMixFromSong(Audio item, User? user, DtoOptions dtoOptions)
+        public IReadOnlyList<BaseItem> GetInstantMixFromSong(Audio item, User? user, DtoOptions dtoOptions)
         {
-            var list = new List<BaseItem>
-            {
-                item
-            };
-
-            list.AddRange(GetInstantMixFromGenres(item.Genres, user, dtoOptions));
-
-            return list;
+            return GetInstantMixFromGenres(item.Genres, user, dtoOptions);
         }
 
         /// <inheritdoc />
-        public List<BaseItem> GetInstantMixFromArtist(MusicArtist artist, User? user, DtoOptions dtoOptions)
+        public IReadOnlyList<BaseItem> GetInstantMixFromArtist(MusicArtist artist, User? user, DtoOptions dtoOptions)
         {
             return GetInstantMixFromGenres(artist.Genres, user, dtoOptions);
         }
 
-        public List<BaseItem> GetInstantMixFromAlbum(MusicAlbum item, User? user, DtoOptions dtoOptions)
+        public IReadOnlyList<BaseItem> GetInstantMixFromAlbum(MusicAlbum item, User? user, DtoOptions dtoOptions)
         {
             return GetInstantMixFromGenres(item.Genres, user, dtoOptions);
         }
 
-        public List<BaseItem> GetInstantMixFromFolder(Folder item, User? user, DtoOptions dtoOptions)
+        public IReadOnlyList<BaseItem> GetInstantMixFromFolder(Folder item, User? user, DtoOptions dtoOptions)
         {
             var genres = item
                .GetRecursiveChildren(user, new InternalItemsQuery(user)
@@ -63,12 +58,12 @@ namespace Emby.Server.Implementations.Library
             return GetInstantMixFromGenres(genres, user, dtoOptions);
         }
 
-        public List<BaseItem> GetInstantMixFromPlaylist(Playlist item, User? user, DtoOptions dtoOptions)
+        public IReadOnlyList<BaseItem> GetInstantMixFromPlaylist(Playlist item, User? user, DtoOptions dtoOptions)
         {
             return GetInstantMixFromGenres(item.Genres, user, dtoOptions);
         }
 
-        public List<BaseItem> GetInstantMixFromGenres(IEnumerable<string> genres, User? user, DtoOptions dtoOptions)
+        public IReadOnlyList<BaseItem> GetInstantMixFromGenres(IEnumerable<string> genres, User? user, DtoOptions dtoOptions)
         {
             var genreIds = genres.DistinctNames().Select(i =>
             {
@@ -85,7 +80,7 @@ namespace Emby.Server.Implementations.Library
             return GetInstantMixFromGenreIds(genreIds, user, dtoOptions);
         }
 
-        public List<BaseItem> GetInstantMixFromGenreIds(Guid[] genreIds, User? user, DtoOptions dtoOptions)
+        public IReadOnlyList<BaseItem> GetInstantMixFromGenreIds(Guid[] genreIds, User? user, DtoOptions dtoOptions)
         {
             return _libraryManager.GetItemList(new InternalItemsQuery(user)
             {
@@ -97,7 +92,7 @@ namespace Emby.Server.Implementations.Library
             });
         }
 
-        public List<BaseItem> GetInstantMixFromItem(BaseItem item, User? user, DtoOptions dtoOptions)
+        public IReadOnlyList<BaseItem> GetInstantMixFromItem(BaseItem item, User? user, DtoOptions dtoOptions)
         {
             if (item is MusicGenre)
             {