Add "My Maps" grouping mode

osu.Game/Screens/Select/Filter/GroupMode.cs

@@ -41,8 +41,8 @@ namespace osu.Game.Screens.Select.Filter
         [LocalisableDescription(typeof(SongSelectStrings), nameof(SongSelectStrings.Length))]
         Length,
 
-        // [LocalisableDescription(typeof(SongSelectStrings), nameof(SongSelectStrings.MyMaps))]
-        // MyMaps,
+        [LocalisableDescription(typeof(SongSelectStrings), nameof(SongSelectStrings.MyMaps))]
+        MyMaps,
 
         // [LocalisableDescription(typeof(SongSelectStrings), nameof(SongSelectStrings.RankAchieved))]
         // RankAchieved,

osu.Game/Screens/Select/FilterCriteria.cs

@@ -118,6 +118,18 @@ namespace osu.Game.Screens.Select
 
         public IRulesetFilterCriteria? RulesetCriteria { get; set; }
 
+        /// <summary>
+        /// The user ID of the current local user, used to filter to own maps when <see cref="GroupMode.MyMaps"/> is selected.
+        /// Or null if the user is not logged in.
+        /// </summary>
+        public int? LocalUserId { get; set; }
+
+        /// <summary>
+        /// The username of the current local user, used to filter to own maps when <see cref="GroupMode.MyMaps"/> is selected.
+        /// Or null if the user is not logged in.
+        /// </summary>
+        public string? LocalUserUsername { get; set; }
+
         public readonly struct OptionalSet<T> : IEquatable<OptionalSet<T>>
             where T : struct, Enum
         {

osu.Game/Screens/SelectV2/BeatmapCarouselFilterGrouping.cs

@@ -220,13 +220,13 @@ namespace osu.Game.Screens.SelectV2
                     var collections = getCollections?.Invoke() ?? Enumerable.Empty<BeatmapCollection>();
                     return getGroupsBy(b => defineGroupByCollection(b, collections), items);
 
+                case GroupMode.MyMaps:
+                    return getGroupsBy(b => defineGroupByOwnMaps(b, criteria.LocalUserId, criteria.LocalUserUsername), items);
+
                 // TODO: need implementation
                 // case GroupMode.Favourites:
                 //     goto case GroupMode.None;
                 //
-                // case GroupMode.MyMaps:
-                //     goto case GroupMode.None;
-                //
                 // case GroupMode.RankAchieved:
                 //     goto case GroupMode.None;
 
@@ -395,6 +395,16 @@ namespace osu.Game.Screens.SelectV2
             return new GroupDefinition(1, "Not in collection");
         }
 
+        private GroupDefinition defineGroupByOwnMaps(BeatmapInfo beatmap, int? localUserId, string? localUserUsername)
+        {
+            var author = beatmap.BeatmapSet!.Metadata.Author;
+
+            if (author.OnlineID == localUserId || author.Username == localUserUsername)
+                return new GroupDefinition(0, "My maps");
+
+            return new GroupDefinition(1, "Not my maps");
+        }
+
         private static T? aggregateMax<T>(BeatmapInfo b, Func<BeatmapInfo, T> func)
         {
             var beatmaps = b.BeatmapSet!.Beatmaps.Where(bb => !bb.Hidden);

osu.Game/Screens/SelectV2/FilterControl.cs

@@ -19,6 +19,8 @@ using osu.Game.Graphics.Containers;
 using osu.Game.Graphics.UserInterface;
 using osu.Game.Graphics.UserInterfaceV2;
 using osu.Game.Localisation;
+using osu.Game.Online.API;
+using osu.Game.Online.API.Requests.Responses;
 using osu.Game.Rulesets;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Screens.Select;
@@ -54,6 +56,11 @@ namespace osu.Game.Screens.SelectV2
         [Resolved]
         private RealmAccess realm { get; set; } = null!;
 
+        [Resolved]
+        private IAPIProvider api { get; set; } = null!;
+
+        private IBindable<APIUser>? localUser;
+
         public LocalisableString StatusText
         {
             get => searchTextBox.StatusText;
@@ -229,6 +236,10 @@ namespace osu.Game.Screens.SelectV2
                 if (changeSet != null && groupDropdown.Current.Value == GroupMode.Collections)
                     updateCriteria();
             });
+
+            localUser = api.LocalUser.GetBoundCopy();
+            localUser.BindValueChanged(_ => updateCriteria());
+
             updateCriteria();
         }
 
@@ -244,6 +255,7 @@ namespace osu.Game.Screens.SelectV2
         public FilterCriteria CreateCriteria()
         {
             string query = searchTextBox.Current.Value;
+            bool isValidUser = api.LocalUser.Value.Id > 1;
 
             var criteria = new FilterCriteria
             {
@@ -252,7 +264,9 @@ namespace osu.Game.Screens.SelectV2
                 AllowConvertedBeatmaps = showConvertedBeatmapsButton.Active.Value,
                 Ruleset = ruleset.Value,
                 Mods = mods.Value,
-                CollectionBeatmapMD5Hashes = collectionDropdown.Current.Value?.Collection?.PerformRead(c => c.BeatmapMD5Hashes).ToImmutableHashSet()
+                CollectionBeatmapMD5Hashes = collectionDropdown.Current.Value?.Collection?.PerformRead(c => c.BeatmapMD5Hashes).ToImmutableHashSet(),
+                LocalUserId = isValidUser ? api.LocalUser.Value.Id : null,
+                LocalUserUsername = isValidUser ? api.LocalUser.Value.Username : null,
             };
 
             if (!difficultyRangeSlider.LowerBound.IsDefault)