1 files changed, 15 insertions, 35 deletions

diff --git a/Jellyfin.Server.Implementations/Item/BaseItemRepository.TranslateQuery.cs b/Jellyfin.Server.Implementations/Item/BaseItemRepository.TranslateQuery.cs
index 1694e89179..575adc6816 100644
--- a/Jellyfin.Server.Implementations/Item/BaseItemRepository.TranslateQuery.cs
+++ b/Jellyfin.Server.Implementations/Item/BaseItemRepository.TranslateQuery.cs
@@ -1099,16 +1099,23 @@ public sealed partial class BaseItemRepository
                 : baseQuery.WhereNeitherItemNorDescendantMatches(context, isPlaceHolder);
         }
 
+        // An extra is owned by the single version of an item it is named after, so an extra on any
+        // version counts for the item itself
+        IQueryable<Guid> WithPrimaryVersions(IQueryable<Guid> ownerIds)
+            => ownerIds.Concat(context.BaseItems
+                .Where(version => version.PrimaryVersionId != null && ownerIds.Contains(version.Id))
+                .Select(version => version.PrimaryVersionId!.Value));
+
         if (filter.HasSpecialFeature.HasValue)
         {
-            var itemsWithExtras = context.BaseItems
+            var itemsWithExtras = WithPrimaryVersions(context.BaseItems
                 .Where(extra => extra.OwnerId != null
                     && extra.ExtraType != null
                     && extra.ExtraType != BaseItemExtraType.Unknown
                     && extra.ExtraType != BaseItemExtraType.Trailer
                     && extra.ExtraType != BaseItemExtraType.ThemeSong
                     && extra.ExtraType != BaseItemExtraType.ThemeVideo)
-                .Select(extra => extra.OwnerId!.Value)
+                .Select(extra => extra.OwnerId!.Value))
                 .Distinct();
 
             Expression<Func<BaseItemEntity, bool>> hasExtras = e => itemsWithExtras.Contains(e.Id);
@@ -1120,9 +1127,9 @@ public sealed partial class BaseItemRepository
 
         if (filter.HasTrailer.HasValue)
         {
-            var trailerOwnerIds = context.BaseItems
+            var trailerOwnerIds = WithPrimaryVersions(context.BaseItems
                 .Where(extra => extra.ExtraType == BaseItemExtraType.Trailer && extra.OwnerId != null)
-                .Select(extra => extra.OwnerId!.Value);
+                .Select(extra => extra.OwnerId!.Value));
 
             Expression<Func<BaseItemEntity, bool>> hasTrailer = e => trailerOwnerIds.Contains(e.Id);
 
@@ -1133,9 +1140,9 @@ public sealed partial class BaseItemRepository
 
         if (filter.HasThemeSong.HasValue)
         {
-            var themeSongOwnerIds = context.BaseItems
+            var themeSongOwnerIds = WithPrimaryVersions(context.BaseItems
                 .Where(extra => extra.ExtraType == BaseItemExtraType.ThemeSong && extra.OwnerId != null)
-                .Select(extra => extra.OwnerId!.Value);
+                .Select(extra => extra.OwnerId!.Value));
 
             Expression<Func<BaseItemEntity, bool>> hasThemeSong = e => themeSongOwnerIds.Contains(e.Id);
 
@@ -1146,9 +1153,9 @@ public sealed partial class BaseItemRepository
 
         if (filter.HasThemeVideo.HasValue)
         {
-            var themeVideoOwnerIds = context.BaseItems
+            var themeVideoOwnerIds = WithPrimaryVersions(context.BaseItems
                 .Where(extra => extra.ExtraType == BaseItemExtraType.ThemeVideo && extra.OwnerId != null)
-                .Select(extra => extra.OwnerId!.Value);
+                .Select(extra => extra.OwnerId!.Value));
 
             Expression<Func<BaseItemEntity, bool>> hasThemeVideo = e => themeVideoOwnerIds.Contains(e.Id);
 
@@ -1175,33 +1182,6 @@ public sealed partial class BaseItemRepository
             }
         }
 
-        if (filter.AdjacentTo.HasValue && !filter.AdjacentTo.Value.IsEmpty())
-        {
-            var adjacentToId = filter.AdjacentTo.Value;
-            var targetItem = context.BaseItems.Where(e => e.Id == adjacentToId).Select(e => new { e.SortName, e.Id }).FirstOrDefault();
-            if (targetItem is not null)
-            {
-                var targetSortName = targetItem.SortName ?? string.Empty;
-
-                // Fetch both prev and next adjacent items in a single query using Concat (UNION ALL).
-                var adjacentIds = context.BaseItems
-                    .Where(e => string.Compare(e.SortName, targetSortName) < 0)
-                    .OrderByDescending(e => e.SortName)
-                    .Select(e => e.Id)
-                    .Take(1)
-                    .Concat(
-                        context.BaseItems
-                            .Where(e => string.Compare(e.SortName, targetSortName) > 0)
-                            .OrderBy(e => e.SortName)
-                            .Select(e => e.Id)
-                            .Take(1))
-                    .ToList();
-
-                adjacentIds.Add(adjacentToId);
-                baseQuery = baseQuery.Where(e => adjacentIds.Contains(e.Id));
-            }
-        }
-
         return baseQuery;
     }
 }