From 97c20e6ac5bf89aa0a29f950b9308036e589de12 Mon Sep 17 00:00:00 2001
From: Shadowghost <Ghost_of_Stone@web.de>
Date: Fri, 15 May 2026 14:37:01 +0200
Subject: Fix movie recommendations

---
 .../Library/IBatchLocalSimilarItemsProvider.cs     | 23 ++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 MediaBrowser.Controller/Library/IBatchLocalSimilarItemsProvider.cs

(limited to 'MediaBrowser.Controller/Library/IBatchLocalSimilarItemsProvider.cs')

diff --git a/MediaBrowser.Controller/Library/IBatchLocalSimilarItemsProvider.cs b/MediaBrowser.Controller/Library/IBatchLocalSimilarItemsProvider.cs
new file mode 100644
index 0000000000..fe2ce7d394
--- /dev/null
+++ b/MediaBrowser.Controller/Library/IBatchLocalSimilarItemsProvider.cs
@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using MediaBrowser.Controller.Entities;
+
+namespace MediaBrowser.Controller.Library;
+
+/// <summary>
+/// A local similar items provider that supports batch queries across multiple source items.
+/// Implementations share access filtering and entity loading across all sources for better performance.
+/// </summary>
+public interface IBatchLocalSimilarItemsProvider : ISimilarItemsProvider
+{
+    /// <summary>
+    /// Gets similar items for multiple source items in a single batch.
+    /// </summary>
+    /// <param name="sourceItems">The source items to find similar items for.</param>
+    /// <param name="query">The query options.</param>
+    /// <returns>Per-source-item results keyed by source item ID.</returns>
+    Task<Dictionary<Guid, IReadOnlyList<BaseItem>>> GetBatchSimilarItemsAsync(
+        IReadOnlyList<BaseItem> sourceItems,
+        SimilarItemsQuery query);
+}
-- 
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