From 6481376b81c52af0b29eea997ce44de0de862ac8 Mon Sep 17 00:00:00 2001
From: Bond_009 <bond.009@outlook.com>
Date: Mon, 19 Dec 2022 15:21:42 +0100
Subject: Use DistinctBy introduced in .NET 6

---
 MediaBrowser.Controller/Entities/CollectionFolder.cs | 3 +--
 MediaBrowser.Controller/Entities/TV/Series.cs        | 2 +-
 2 files changed, 2 insertions(+), 3 deletions(-)

(limited to 'MediaBrowser.Controller/Entities')

diff --git a/MediaBrowser.Controller/Entities/CollectionFolder.cs b/MediaBrowser.Controller/Entities/CollectionFolder.cs
index 7dc7f774d0..5ac619d8f5 100644
--- a/MediaBrowser.Controller/Entities/CollectionFolder.cs
+++ b/MediaBrowser.Controller/Entities/CollectionFolder.cs
@@ -355,8 +355,7 @@ namespace MediaBrowser.Controller.Entities
             return PhysicalLocations
                     .Where(i => !FileSystem.AreEqual(i, Path))
                     .SelectMany(i => GetPhysicalParents(i, rootChildren))
-                    .GroupBy(x => x.Id)
-                    .Select(x => x.First());
+                    .DistinctBy(x => x.Id);
         }
 
         private IEnumerable<Folder> GetPhysicalParents(string path, List<Folder> rootChildren)
diff --git a/MediaBrowser.Controller/Entities/TV/Series.cs b/MediaBrowser.Controller/Entities/TV/Series.cs
index 02312757ce..e7a8a773ec 100644
--- a/MediaBrowser.Controller/Entities/TV/Series.cs
+++ b/MediaBrowser.Controller/Entities/TV/Series.cs
@@ -283,7 +283,7 @@ namespace MediaBrowser.Controller.Entities.TV
             // This depends on settings for that series
             // When this happens, remove the duplicate from season 0
 
-            return allEpisodes.GroupBy(i => i.Id).Select(x => x.First()).Reverse();
+            return allEpisodes.DistinctBy(i => i.Id).Reverse();
         }
 
         public async Task RefreshAllMetadata(MetadataRefreshOptions refreshOptions, IProgress<double> progress, CancellationToken cancellationToken)
-- 
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