From d7a06abcab0f697057a4c9d2859faaa3aec95349 Mon Sep 17 00:00:00 2001
From: Dean Herbert <pe@ppy.sh>
Date: Tue, 2 Aug 2022 00:21:28 +0900
Subject: [PATCH] Add `BeatmapInfo.LastUpdate` to track the time of local
 changes

---
 osu.Game/Beatmaps/BeatmapInfo.cs    | 8 ++++++++
 osu.Game/Beatmaps/BeatmapManager.cs | 1 +
 osu.Game/Database/RealmAccess.cs    | 3 ++-
 3 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/osu.Game/Beatmaps/BeatmapInfo.cs b/osu.Game/Beatmaps/BeatmapInfo.cs
index c53c2f67dd..c0d72fdf8c 100644
--- a/osu.Game/Beatmaps/BeatmapInfo.cs
+++ b/osu.Game/Beatmaps/BeatmapInfo.cs
@@ -102,6 +102,14 @@ namespace osu.Game.Beatmaps
 
         public string OnlineMD5Hash { get; set; } = string.Empty;
 
+        /// <summary>
+        /// The last time of a local modification (via the editor).
+        /// </summary>
+        public DateTimeOffset? LastUpdated { get; set; }
+
+        /// <summary>
+        /// The last time online metadata was applied to this beatmap.
+        /// </summary>
         public DateTimeOffset? LastOnlineUpdate { get; set; }
 
         /// <summary>
diff --git a/osu.Game/Beatmaps/BeatmapManager.cs b/osu.Game/Beatmaps/BeatmapManager.cs
index 8ce4e4c2fb..b457fcb387 100644
--- a/osu.Game/Beatmaps/BeatmapManager.cs
+++ b/osu.Game/Beatmaps/BeatmapManager.cs
@@ -314,6 +314,7 @@ namespace osu.Game.Beatmaps
                 beatmapInfo.MD5Hash = stream.ComputeMD5Hash();
                 beatmapInfo.Hash = stream.ComputeSHA2Hash();
                 beatmapInfo.Status = BeatmapOnlineStatus.LocallyModified;
+                beatmapInfo.LastUpdated = DateTimeOffset.Now;
 
                 if (setInfo.Beatmaps.All(b => b.Status == BeatmapOnlineStatus.LocallyModified))
                     setInfo.Status = BeatmapOnlineStatus.LocallyModified;
diff --git a/osu.Game/Database/RealmAccess.cs b/osu.Game/Database/RealmAccess.cs
index 5f0ec67c71..c073415547 100644
--- a/osu.Game/Database/RealmAccess.cs
+++ b/osu.Game/Database/RealmAccess.cs
@@ -67,8 +67,9 @@ namespace osu.Game.Database
         /// 20   2022-07-21    Added LastAppliedDifficultyVersion to RulesetInfo, changed default value of BeatmapInfo.StarRating to -1.
         /// 21   2022-07-27    Migrate collections to realm (BeatmapCollection).
         /// 22   2022-07-31    Added ModPreset.
+        /// 23   2022-08-01    Added LastUpdated to BeatmapInfo.
         /// </summary>
-        private const int schema_version = 22;
+        private const int schema_version = 23;
 
         /// <summary>
         /// Lock object which is held during <see cref="BlockAllOperations"/> sections, blocking realm retrieval during blocking periods.