From 2789532aa88ccc899ff8497537642e1d78b31ef5 Mon Sep 17 00:00:00 2001
From: Shadowghost <Ghost_of_Stone@web.de>
Date: Sat, 31 Jan 2026 19:19:26 +0100
Subject: Optimize Validator and Filter Performance

---
 MediaBrowser.Controller/Library/ILibraryManager.cs     | 7 +++++++
 MediaBrowser.Controller/Persistence/IItemRepository.cs | 7 +++++++
 2 files changed, 14 insertions(+)

(limited to 'MediaBrowser.Controller')

diff --git a/MediaBrowser.Controller/Library/ILibraryManager.cs b/MediaBrowser.Controller/Library/ILibraryManager.cs
index 48859de04b..adb590ddbe 100644
--- a/MediaBrowser.Controller/Library/ILibraryManager.cs
+++ b/MediaBrowser.Controller/Library/ILibraryManager.cs
@@ -723,5 +723,12 @@ namespace MediaBrowser.Controller.Library
         /// <param name="toChildId">The child ID to re-route to.</param>
         /// <returns>Number of references updated.</returns>
         int RerouteLinkedChildReferences(Guid fromChildId, Guid toChildId);
+
+        /// <summary>
+        /// Gets legacy query filters for filtering UI.
+        /// </summary>
+        /// <param name="query">The query filter.</param>
+        /// <returns>Aggregated filter values.</returns>
+        QueryFiltersLegacy GetQueryFiltersLegacy(InternalItemsQuery query);
     }
 }
diff --git a/MediaBrowser.Controller/Persistence/IItemRepository.cs b/MediaBrowser.Controller/Persistence/IItemRepository.cs
index 504adff86c..a063debbb5 100644
--- a/MediaBrowser.Controller/Persistence/IItemRepository.cs
+++ b/MediaBrowser.Controller/Persistence/IItemRepository.cs
@@ -218,6 +218,13 @@ public interface IItemRepository
     /// <returns>List of parent IDs that reference the child.</returns>
     IReadOnlyList<Guid> GetManualLinkedParentIds(Guid childId);
 
+    /// <summary>
+    /// Gets legacy query filters (Years, Genres, Tags, OfficialRatings) aggregated directly from the database.
+    /// </summary>
+    /// <param name="filter">The query filter.</param>
+    /// <returns>Aggregated filter values.</returns>
+    QueryFiltersLegacy GetQueryFiltersLegacy(InternalItemsQuery filter);
+
     /// <summary>
     /// Updates LinkedChildren references from one child to another, preserving SortOrder.
     /// Handles duplicates: if parent already references toChildId, removes the old reference instead.
-- 
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