From f3782acddd2df6c1612a526bbd63824d53c035cf Mon Sep 17 00:00:00 2001
From: Dean Herbert <pe@ppy.sh>
Date: Mon, 26 May 2025 03:21:43 +0900
Subject: [PATCH] Fix `BeatmapSetInfo` missing `GetHashCode` implentation

Causing dictionary lookups to fail when expecting equality
implementation to work.
---
 osu.Game/Beatmaps/BeatmapSetInfo.cs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/osu.Game/Beatmaps/BeatmapSetInfo.cs b/osu.Game/Beatmaps/BeatmapSetInfo.cs
index 59e413d935..0aad55b26d 100644
--- a/osu.Game/Beatmaps/BeatmapSetInfo.cs
+++ b/osu.Game/Beatmaps/BeatmapSetInfo.cs
@@ -90,6 +90,12 @@ namespace osu.Game.Beatmaps
             return ID == other.ID;
         }
 
+        public override int GetHashCode()
+        {
+            // ReSharper disable once NonReadonlyMemberInGetHashCode
+            return ID.GetHashCode();
+        }
+
         public override string ToString() => Metadata.GetDisplayString();
 
         public bool Equals(IBeatmapSetInfo? other) => other is BeatmapSetInfo b && Equals(b);