From 85b5bebda4a887bad03a114e727d9ee5d87961cc Mon Sep 17 00:00:00 2001
From: Cody Robibero <cody@robibe.ro>
Date: Tue, 18 Mar 2025 17:37:04 -0600
Subject: Add fast-path to getting just the SeriesPresentationUniqueKey for
 NextUp (#13687)

* Add more optimized query to calculate series that should be processed for next up

* Filter series based on last watched date
---
 MediaBrowser.Controller/Library/ILibraryManager.cs     | 9 +++++++++
 MediaBrowser.Controller/Persistence/IItemRepository.cs | 8 ++++++++
 2 files changed, 17 insertions(+)

(limited to 'MediaBrowser.Controller')

diff --git a/MediaBrowser.Controller/Library/ILibraryManager.cs b/MediaBrowser.Controller/Library/ILibraryManager.cs
index 47b1cb16e8..03a28fd8c0 100644
--- a/MediaBrowser.Controller/Library/ILibraryManager.cs
+++ b/MediaBrowser.Controller/Library/ILibraryManager.cs
@@ -565,6 +565,15 @@ namespace MediaBrowser.Controller.Library
         /// <returns>List of items.</returns>
         IReadOnlyList<BaseItem> GetItemList(InternalItemsQuery query, List<BaseItem> parents);
 
+        /// <summary>
+        /// Gets the list of series presentation keys for next up.
+        /// </summary>
+        /// <param name="query">The query to use.</param>
+        /// <param name="parents">Items to use for query.</param>
+        /// <param name="dateCutoff">The minimum date for a series to have been most recently watched.</param>
+        /// <returns>List of series presentation keys.</returns>
+        IReadOnlyList<string> GetNextUpSeriesKeys(InternalItemsQuery query, IReadOnlyCollection<BaseItem> parents, DateTime dateCutoff);
+
         /// <summary>
         /// Gets the items result.
         /// </summary>
diff --git a/MediaBrowser.Controller/Persistence/IItemRepository.cs b/MediaBrowser.Controller/Persistence/IItemRepository.cs
index afe2d833d5..f1ed4fe274 100644
--- a/MediaBrowser.Controller/Persistence/IItemRepository.cs
+++ b/MediaBrowser.Controller/Persistence/IItemRepository.cs
@@ -59,6 +59,14 @@ public interface IItemRepository
     /// <returns>List&lt;BaseItem&gt;.</returns>
     IReadOnlyList<BaseItem> GetItemList(InternalItemsQuery filter);
 
+    /// <summary>
+    /// Gets the list of series presentation keys for next up.
+    /// </summary>
+    /// <param name="filter">The query.</param>
+    /// <param name="dateCutoff">The minimum date for a series to have been most recently watched.</param>
+    /// <returns>The list of keys.</returns>
+    IReadOnlyList<string> GetNextUpSeriesKeys(InternalItemsQuery filter, DateTime dateCutoff);
+
     /// <summary>
     /// Updates the inherited values.
     /// </summary>
-- 
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