Add logo hat

Replaces kiai fountains for now.

.github/workflows/diffcalc.yml

@@ -115,7 +115,7 @@ jobs:
     steps:
       - name: Check permissions
         run: |
-          ALLOWED_USERS=(smoogipoo peppy bdach frenzibyte)
+          ALLOWED_USERS=(smoogipoo peppy bdach frenzibyte tsunyoku stanriders)
           for i in "${ALLOWED_USERS[@]}"; do
               if [[ "${{ github.actor }}" == "$i" ]]; then
                   exit 0

osu.Game.Rulesets.Catch/Edit/Blueprints/JuiceStreamSelectionBlueprint.cs

@@ -10,10 +10,12 @@ using osu.Framework.Graphics.Primitives;
 using osu.Framework.Graphics.UserInterface;
 using osu.Framework.Input.Bindings;
 using osu.Framework.Input.Events;
+using osu.Framework.Utils;
 using osu.Game.Graphics.UserInterface;
 using osu.Game.Rulesets.Catch.Edit.Blueprints.Components;
 using osu.Game.Rulesets.Catch.Objects;
 using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Objects.Types;
 using osu.Game.Screens.Edit;
 using osuTK;
 using osuTK.Input;
@@ -54,6 +56,12 @@ namespace osu.Game.Rulesets.Catch.Edit.Blueprints
         [Resolved]
         private EditorBeatmap? editorBeatmap { get; set; }
 
+        [Resolved]
+        private IEditorChangeHandler? changeHandler { get; set; }
+
+        [Resolved]
+        private BindableBeatDivisor? beatDivisor { get; set; }
+
         public JuiceStreamSelectionBlueprint(JuiceStream hitObject)
             : base(hitObject)
         {
@@ -119,6 +127,20 @@ namespace osu.Game.Rulesets.Catch.Edit.Blueprints
             return base.OnMouseDown(e);
         }
 
+        protected override bool OnKeyDown(KeyDownEvent e)
+        {
+            if (!IsSelected)
+                return false;
+
+            if (e.Key == Key.F && e.ControlPressed && e.ShiftPressed)
+            {
+                convertToStream();
+                return true;
+            }
+
+            return false;
+        }
+
         private void onDefaultsApplied(HitObject _)
         {
             computeObjectBounds();
@@ -168,6 +190,50 @@ namespace osu.Game.Rulesets.Catch.Edit.Blueprints
             lastSliderPathVersion = HitObject.Path.Version.Value;
         }
 
+        // duplicated in `SliderSelectionBlueprint.convertToStream()`
+        // consider extracting common helper when applying changes here
+        private void convertToStream()
+        {
+            if (editorBeatmap == null || beatDivisor == null)
+                return;
+
+            var timingPoint = editorBeatmap.ControlPointInfo.TimingPointAt(HitObject.StartTime);
+            double streamSpacing = timingPoint.BeatLength / beatDivisor.Value;
+
+            changeHandler?.BeginChange();
+
+            int i = 0;
+            double time = HitObject.StartTime;
+
+            while (!Precision.DefinitelyBigger(time, HitObject.GetEndTime(), 1))
+            {
+                // positionWithRepeats is a fractional number in the range of [0, HitObject.SpanCount()]
+                // and indicates how many fractional spans of a slider have passed up to time.
+                double positionWithRepeats = (time - HitObject.StartTime) / HitObject.Duration * HitObject.SpanCount();
+                double pathPosition = positionWithRepeats - (int)positionWithRepeats;
+                // every second span is in the reverse direction - need to reverse the path position.
+                if (positionWithRepeats % 2 >= 1)
+                    pathPosition = 1 - pathPosition;
+
+                float fruitXValue = HitObject.OriginalX + HitObject.Path.PositionAt(pathPosition).X;
+
+                editorBeatmap.Add(new Fruit
+                {
+                    StartTime = time,
+                    OriginalX = fruitXValue,
+                    NewCombo = i == 0 && HitObject.NewCombo,
+                    Samples = HitObject.Samples.Select(s => s.With()).ToList()
+                });
+
+                i += 1;
+                time = HitObject.StartTime + i * streamSpacing;
+            }
+
+            editorBeatmap.Remove(HitObject);
+
+            changeHandler?.EndChange();
+        }
+
         private IEnumerable<MenuItem> getContextMenuItems()
         {
             yield return new OsuMenuItem("Add vertex", MenuItemType.Standard, () =>
@@ -177,6 +243,11 @@ namespace osu.Game.Rulesets.Catch.Edit.Blueprints
             {
                 Hotkey = new Hotkey(new KeyCombination(InputKey.Control, InputKey.MouseLeft))
             };
+
+            yield return new OsuMenuItem("Convert to stream", MenuItemType.Destructive, convertToStream)
+            {
+                Hotkey = new Hotkey(new KeyCombination(InputKey.Control, InputKey.Shift, InputKey.F))
+            };
         }
 
         protected override void Dispose(bool isDisposing)

osu.Game.Rulesets.Osu/Edit/Blueprints/Sliders/SliderSelectionBlueprint.cs

@@ -551,6 +551,8 @@ namespace osu.Game.Rulesets.Osu.Edit.Blueprints.Sliders
             HitObject.Position += first;
         }
 
+        // duplicated in `JuiceStreamSelectionBlueprint.convertToStream()`
+        // consider extracting common helper when applying changes here
         private void convertToStream()
         {
             if (editorBeatmap == null || beatDivisor == null)

osu.Game.Rulesets.Osu/Skinning/Legacy/LegacyMainCirclePiece.cs

@@ -57,11 +57,22 @@ namespace osu.Game.Rulesets.Osu.Skinning.Legacy
         [BackgroundDependencyLoader]
         private void load()
         {
+            const string base_lookup = @"hitcircle";
+
             var drawableOsuObject = (DrawableOsuHitObject?)drawableObject;
 
+            // As a precondition, ensure that any prefix lookups are run against the skin which is providing "hitcircle".
+            // This is to correctly handle a case such as:
+            //
+            // - Beatmap provides `hitcircle`
+            // - User skin provides `sliderstartcircle`
+            //
+            // In such a case, the `hitcircle` should be used for slider start circles rather than the user's skin override.
+            var provider = skin.FindProvider(s => s.GetTexture(base_lookup) != null) ?? skin;
+
             // if a base texture for the specified prefix exists, continue using it for subsequent lookups.
             // otherwise fall back to the default prefix "hitcircle".
-            string circleName = (priorityLookupPrefix != null && skin.GetTexture(priorityLookupPrefix) != null) ? priorityLookupPrefix : @"hitcircle";
+            string circleName = (priorityLookupPrefix != null && provider.GetTexture(priorityLookupPrefix) != null) ? priorityLookupPrefix : base_lookup;
 
             Vector2 maxSize = OsuHitObject.OBJECT_DIMENSIONS * 2;
 
@@ -70,7 +81,7 @@ namespace osu.Game.Rulesets.Osu.Skinning.Legacy
             // expected behaviour in this scenario is not showing the overlay, rather than using hitcircleoverlay.png.
             InternalChildren = new[]
             {
-                CircleSprite = new LegacyKiaiFlashingDrawable(() => new Sprite { Texture = skin.GetTexture(circleName)?.WithMaximumSize(maxSize) })
+                CircleSprite = new LegacyKiaiFlashingDrawable(() => new Sprite { Texture = provider.GetTexture(circleName)?.WithMaximumSize(maxSize) })
                 {
                     Anchor = Anchor.Centre,
                     Origin = Anchor.Centre,
@@ -79,7 +90,7 @@ namespace osu.Game.Rulesets.Osu.Skinning.Legacy
                 {
                     Anchor = Anchor.Centre,
                     Origin = Anchor.Centre,
-                    Child = OverlaySprite = new LegacyKiaiFlashingDrawable(() => new Sprite { Texture = skin.GetTexture(@$"{circleName}overlay")?.WithMaximumSize(maxSize) })
+                    Child = OverlaySprite = new LegacyKiaiFlashingDrawable(() => new Sprite { Texture = provider.GetTexture(@$"{circleName}overlay")?.WithMaximumSize(maxSize) })
                     {
                         Anchor = Anchor.Centre,
                         Origin = Anchor.Centre,

osu.Game.Rulesets.Osu/UI/DrawableOsuRuleset.cs

@@ -69,7 +69,7 @@ namespace osu.Game.Rulesets.Osu.UI
 
         protected override ResumeOverlay CreateResumeOverlay()
         {
-            if (Mods.Any(m => m is OsuModAutopilot))
+            if (Mods.Any(m => m is OsuModAutopilot or OsuModTouchDevice))
                 return new DelayedResumeOverlay { Scale = new Vector2(0.65f) };
 
             return new OsuResumeOverlay();

osu.Game.Tests/Beatmaps/Formats/LegacyBeatmapDecoderTest.cs

@@ -109,9 +109,9 @@ namespace osu.Game.Tests.Beatmaps.Formats
                     95901, 106450, 116999, 119637, 130186, 140735, 151285,
                     161834, 164471, 175020, 185570, 196119, 206669, 209306
                 };
-                Assert.AreEqual(expectedBookmarks.Length, beatmap.BeatmapInfo.Bookmarks.Length);
+                Assert.AreEqual(expectedBookmarks.Length, beatmap.Bookmarks.Length);
                 for (int i = 0; i < expectedBookmarks.Length; i++)
-                    Assert.AreEqual(expectedBookmarks[i], beatmap.BeatmapInfo.Bookmarks[i]);
+                    Assert.AreEqual(expectedBookmarks[i], beatmap.Bookmarks[i]);
                 Assert.AreEqual(1.8, beatmap.DistanceSpacing);
                 Assert.AreEqual(4, beatmap.BeatmapInfo.BeatDivisor);
                 Assert.AreEqual(4, beatmap.GridSize);

osu.Game.Tests/Beatmaps/Formats/OsuJsonDecoderTest.cs

@@ -73,9 +73,9 @@ namespace osu.Game.Tests.Beatmaps.Formats
                 95901, 106450, 116999, 119637, 130186, 140735, 151285,
                 161834, 164471, 175020, 185570, 196119, 206669, 209306
             };
-            Assert.AreEqual(expectedBookmarks.Length, beatmapInfo.Bookmarks.Length);
+            Assert.AreEqual(expectedBookmarks.Length, beatmap.Bookmarks.Length);
             for (int i = 0; i < expectedBookmarks.Length; i++)
-                Assert.AreEqual(expectedBookmarks[i], beatmapInfo.Bookmarks[i]);
+                Assert.AreEqual(expectedBookmarks[i], beatmap.Bookmarks[i]);
             Assert.AreEqual(1.8, beatmap.DistanceSpacing);
             Assert.AreEqual(4, beatmapInfo.BeatDivisor);
             Assert.AreEqual(4, beatmap.GridSize);

osu.Game.Tests/Visual/Background/TestSceneUserDimBackgrounds.cs

@@ -49,17 +49,17 @@ namespace osu.Game.Tests.Visual.Background
         [BackgroundDependencyLoader]
         private void load(GameHost host, AudioManager audio)
         {
-            DetachedBeatmapStore detachedBeatmapStore;
+            BeatmapStore beatmapStore;
 
             Dependencies.Cache(rulesets = new RealmRulesetStore(Realm));
             Dependencies.Cache(manager = new BeatmapManager(LocalStorage, Realm, null, audio, Resources, host, Beatmap.Default));
             Dependencies.Cache(new OsuConfigManager(LocalStorage));
-            Dependencies.Cache(detachedBeatmapStore = new DetachedBeatmapStore());
+            Dependencies.CacheAs(beatmapStore = new RealmDetachedBeatmapStore());
             Dependencies.Cache(Realm);
 
             manager.Import(TestResources.GetQuickTestBeatmapForImport()).WaitSafely();
 
-            Add(detachedBeatmapStore);
+            Add(beatmapStore);
 
             Beatmap.SetDefault();
         }

osu.Game.Tests/Visual/Editing/TestSceneEditorBeatmapCreation.cs

@@ -4,11 +4,13 @@
 using System;
 using System.IO;
 using System.Linq;
+using System.Text;
 using NUnit.Framework;
 using osu.Framework.Allocation;
 using osu.Framework.Audio.Track;
 using osu.Framework.Extensions.ObjectExtensions;
 using osu.Framework.Graphics;
+using osu.Framework.Platform;
 using osu.Framework.Screens;
 using osu.Framework.Testing;
 using osu.Game.Beatmaps;
@@ -19,6 +21,7 @@ using osu.Game.Overlays.Dialog;
 using osu.Game.Rulesets;
 using osu.Game.Rulesets.Catch;
 using osu.Game.Rulesets.Catch.Objects;
+using osu.Game.Rulesets.Mania;
 using osu.Game.Rulesets.Osu;
 using osu.Game.Rulesets.Osu.Objects;
 using osu.Game.Rulesets.Osu.UI;
@@ -27,6 +30,7 @@ using osu.Game.Rulesets.Taiko.Objects;
 using osu.Game.Screens.Edit;
 using osu.Game.Screens.Edit.Compose.Components.Timeline;
 using osu.Game.Screens.Edit.Setup;
+using osu.Game.Skinning;
 using osu.Game.Storyboards;
 using osu.Game.Tests.Resources;
 using osuTK;
@@ -98,44 +102,15 @@ namespace osu.Game.Tests.Visual.Editing
             AddStep("enter compose mode", () => InputManager.Key(Key.F1));
             AddUntilStep("wait for timeline load", () => Editor.ChildrenOfType<Timeline>().FirstOrDefault()?.IsLoaded == true);
 
-            AddStep("enter setup mode", () => InputManager.Key(Key.F4));
+            AddStep("enter setup mode", () => Editor.Mode.Value = EditorScreenMode.SongSetup);
             AddAssert("track is virtual", () => Beatmap.Value.Track is TrackVirtual);
-            AddAssert("switch track to real track", () =>
-            {
-                var setup = Editor.ChildrenOfType<SetupScreen>().First();
-
-                string temp = TestResources.GetTestBeatmapForImport();
-
-                string extractedFolder = $"{temp}_extracted";
-                Directory.CreateDirectory(extractedFolder);
-
-                try
-                {
-                    using (var zip = ZipArchive.Open(temp))
-                        zip.WriteToDirectory(extractedFolder);
-
-                    bool success = setup.ChildrenOfType<ResourcesSection>().First().ChangeAudioTrack(new FileInfo(Path.Combine(extractedFolder, "03. Renatus - Soleily 192kbps.mp3")));
-
-                    // ensure audio file is copied to beatmap as "audio.mp3" rather than original filename.
-                    Assert.That(Beatmap.Value.Metadata.AudioFile == "audio.mp3");
-
-                    return success;
-                }
-                finally
-                {
-                    File.Delete(temp);
-                    Directory.Delete(extractedFolder, true);
-                }
-            });
+            AddAssert("switch track to real track", () => setAudio(applyToAllDifficulties: true, expected: "audio.mp3"));
 
             AddAssert("track is not virtual", () => Beatmap.Value.Track is not TrackVirtual);
             AddUntilStep("track length changed", () => Beatmap.Value.Track.Length > 60000);
 
             AddStep("test play", () => Editor.TestGameplay());
 
-            AddUntilStep("wait for dialog", () => DialogOverlay.CurrentDialog != null);
-            AddStep("confirm save", () => InputManager.Key(Key.Number1));
-
             AddUntilStep("wait for return to editor", () => Editor.IsCurrentScreen());
 
             AddAssert("track is still not virtual", () => Beatmap.Value.Track is not TrackVirtual);
@@ -154,6 +129,7 @@ namespace osu.Game.Tests.Visual.Editing
 
             AddStep("set unique difficulty name", () => EditorBeatmap.BeatmapInfo.DifficultyName = firstDifficultyName);
             AddStep("add timing point", () => EditorBeatmap.ControlPointInfo.Add(0, new TimingControlPoint { BeatLength = 1000 }));
+            AddStep("add effect point", () => EditorBeatmap.ControlPointInfo.Add(500, new EffectControlPoint { KiaiMode = true }));
             AddStep("add hitobjects", () => EditorBeatmap.AddRange(new[]
             {
                 new HitCircle
@@ -200,6 +176,11 @@ namespace osu.Game.Tests.Visual.Editing
                 var timingPoint = EditorBeatmap.ControlPointInfo.TimingPoints.Single();
                 return timingPoint.Time == 0 && timingPoint.BeatLength == 1000;
             });
+            AddAssert("created difficulty has effect points", () =>
+            {
+                var effectPoint = EditorBeatmap.ControlPointInfo.EffectPoints.Single();
+                return effectPoint.Time == 500 && effectPoint.KiaiMode && effectPoint.ScrollSpeedBindable.IsDefault;
+            });
             AddAssert("created difficulty has no objects", () => EditorBeatmap.HitObjects.Count == 0);
 
             AddAssert("status is modified", () => EditorBeatmap.BeatmapInfo.Status == BeatmapOnlineStatus.LocallyModified);
@@ -219,6 +200,111 @@ namespace osu.Game.Tests.Visual.Editing
             });
         }
 
+        [Test]
+        public void TestCreateNewDifficultyWithScrollSpeed_SameRuleset()
+        {
+            string previousDifficultyName = null!;
+
+            AddStep("set unique difficulty name", () => EditorBeatmap.BeatmapInfo.DifficultyName = previousDifficultyName = Guid.NewGuid().ToString());
+            AddStep("save beatmap", () => Editor.Save());
+            AddStep("create new difficulty", () => Editor.CreateNewDifficulty(new ManiaRuleset().RulesetInfo));
+
+            AddUntilStep("wait for created", () =>
+            {
+                string? difficultyName = Editor.ChildrenOfType<EditorBeatmap>().SingleOrDefault()?.BeatmapInfo.DifficultyName;
+                return difficultyName != null && difficultyName != previousDifficultyName;
+            });
+
+            AddStep("set unique difficulty name", () => EditorBeatmap.BeatmapInfo.DifficultyName = previousDifficultyName = Guid.NewGuid().ToString());
+            AddStep("add timing point", () => EditorBeatmap.ControlPointInfo.Add(0, new TimingControlPoint { BeatLength = 1000 }));
+            AddStep("add effect points", () =>
+            {
+                EditorBeatmap.ControlPointInfo.Add(250, new EffectControlPoint { KiaiMode = false, ScrollSpeed = 0.05 });
+                EditorBeatmap.ControlPointInfo.Add(500, new EffectControlPoint { KiaiMode = true, ScrollSpeed = 0.1 });
+                EditorBeatmap.ControlPointInfo.Add(750, new EffectControlPoint { KiaiMode = true, ScrollSpeed = 0.15 });
+                EditorBeatmap.ControlPointInfo.Add(1000, new EffectControlPoint { KiaiMode = false, ScrollSpeed = 0.2 });
+                EditorBeatmap.ControlPointInfo.Add(1500, new EffectControlPoint { KiaiMode = false, ScrollSpeed = 0.3 });
+            });
+
+            AddStep("save beatmap", () => Editor.Save());
+
+            AddStep("create new difficulty", () => Editor.CreateNewDifficulty(new ManiaRuleset().RulesetInfo));
+
+            AddUntilStep("wait for dialog", () => DialogOverlay.CurrentDialog is CreateNewDifficultyDialog);
+            AddStep("confirm creation with no objects", () => DialogOverlay.CurrentDialog!.PerformOkAction());
+
+            AddUntilStep("wait for created", () =>
+            {
+                string? difficultyName = Editor.ChildrenOfType<EditorBeatmap>().SingleOrDefault()?.BeatmapInfo.DifficultyName;
+                return difficultyName != null && difficultyName != previousDifficultyName;
+            });
+
+            AddAssert("created difficulty has timing point", () =>
+            {
+                var timingPoint = EditorBeatmap.ControlPointInfo.TimingPoints.Single();
+                return timingPoint.Time == 0 && timingPoint.BeatLength == 1000;
+            });
+
+            AddAssert("created difficulty has effect points", () =>
+            {
+                return EditorBeatmap.ControlPointInfo.EffectPoints.SequenceEqual(new[]
+                {
+                    new EffectControlPoint { Time = 250, KiaiMode = false, ScrollSpeed = 0.05 },
+                    new EffectControlPoint { Time = 500, KiaiMode = true, ScrollSpeed = 0.1 },
+                    new EffectControlPoint { Time = 750, KiaiMode = true, ScrollSpeed = 0.15 },
+                    new EffectControlPoint { Time = 1000, KiaiMode = false, ScrollSpeed = 0.2 },
+                    new EffectControlPoint { Time = 1500, KiaiMode = false, ScrollSpeed = 0.3 },
+                });
+            });
+        }
+
+        [Test]
+        public void TestCreateNewDifficultyWithScrollSpeed_DifferentRuleset()
+        {
+            string firstDifficultyName = Guid.NewGuid().ToString();
+
+            AddStep("save beatmap", () => Editor.Save());
+            AddStep("create new difficulty", () => Editor.CreateNewDifficulty(new ManiaRuleset().RulesetInfo));
+
+            AddStep("set unique difficulty name", () => EditorBeatmap.BeatmapInfo.DifficultyName = firstDifficultyName);
+            AddStep("add timing point", () => EditorBeatmap.ControlPointInfo.Add(0, new TimingControlPoint { BeatLength = 1000 }));
+            AddStep("add effect points", () =>
+            {
+                EditorBeatmap.ControlPointInfo.Add(250, new EffectControlPoint { KiaiMode = false, ScrollSpeed = 0.05 });
+                EditorBeatmap.ControlPointInfo.Add(500, new EffectControlPoint { KiaiMode = true, ScrollSpeed = 0.1 });
+                EditorBeatmap.ControlPointInfo.Add(750, new EffectControlPoint { KiaiMode = true, ScrollSpeed = 0.15 });
+                EditorBeatmap.ControlPointInfo.Add(1000, new EffectControlPoint { KiaiMode = false, ScrollSpeed = 0.2 });
+                EditorBeatmap.ControlPointInfo.Add(1500, new EffectControlPoint { KiaiMode = false, ScrollSpeed = 0.3 });
+            });
+
+            AddStep("save beatmap", () => Editor.Save());
+
+            AddStep("create new difficulty", () => Editor.CreateNewDifficulty(new TaikoRuleset().RulesetInfo));
+
+            AddUntilStep("wait for created", () =>
+            {
+                string? difficultyName = Editor.ChildrenOfType<EditorBeatmap>().SingleOrDefault()?.BeatmapInfo.DifficultyName;
+                return difficultyName != null && difficultyName != firstDifficultyName;
+            });
+
+            AddAssert("created difficulty has timing point", () =>
+            {
+                var timingPoint = EditorBeatmap.ControlPointInfo.TimingPoints.Single();
+                return timingPoint.Time == 0 && timingPoint.BeatLength == 1000;
+            });
+
+            AddAssert("created difficulty has effect points", () =>
+            {
+                // since this difficulty is on another ruleset, scroll speed specifications are completely reset,
+                // therefore discarding some effect points in the process due to being redundant.
+                return EditorBeatmap.ControlPointInfo.EffectPoints.SequenceEqual(new[]
+                {
+                    new EffectControlPoint { Time = 500, KiaiMode = true },
+                    new EffectControlPoint { Time = 1000, KiaiMode = false },
+                });
+            });
+        }
+
         [Test]
         public void TestCopyDifficulty()
         {
@@ -530,5 +616,228 @@ namespace osu.Game.Tests.Visual.Editing
                 return set != null && set.PerformRead(s => s.Beatmaps.Count == 3 && s.Files.Count == 3);
             });
         }
+
+        [Test]
+        public void TestSingleBackgroundFile()
+        {
+            AddStep("enter setup mode", () => Editor.Mode.Value = EditorScreenMode.SongSetup);
+            AddAssert("set background", () => setBackground(applyToAllDifficulties: true, expected: "bg.jpg"));
+
+            createNewDifficulty();
+            createNewDifficulty();
+
+            switchToDifficulty(1);
+
+            AddAssert("set background on second diff only", () => setBackground(applyToAllDifficulties: false, expected: "bg (1).jpg"));
+            AddAssert("file added", () => Beatmap.Value.BeatmapSetInfo.Files.Any(f => f.Filename == "bg (1).jpg"));
+
+            switchToDifficulty(0);
+
+            AddAssert("set background on first diff only", () => setBackground(applyToAllDifficulties: false, expected: "bg (2).jpg"));
+            AddAssert("file added", () => Beatmap.Value.BeatmapSetInfo.Files.Any(f => f.Filename == "bg (2).jpg"));
+
+            AddAssert("set background on all diff", () => setBackground(applyToAllDifficulties: true, expected: "bg.jpg"));
+            AddAssert("all diff uses one background", () => Beatmap.Value.BeatmapSetInfo.Beatmaps.All(b => b.Metadata.BackgroundFile == "bg.jpg"));
+            AddAssert("file added", () => Beatmap.Value.BeatmapSetInfo.Files.Any(f => f.Filename == "bg.jpg"));
+            AddAssert("other files removed", () => !Beatmap.Value.BeatmapSetInfo.Files.Any(f => f.Filename == "bg (1).jpg" || f.Filename == "bg (2).jpg"));
+        }
+
+        [Test]
+        public void TestBackgroundFileChangesPreserveOnEncode()
+        {
+            AddStep("enter setup mode", () => Editor.Mode.Value = EditorScreenMode.SongSetup);
+            AddAssert("set background", () => setBackground(applyToAllDifficulties: true, expected: "bg.jpg"));
+
+            createNewDifficulty();
+            createNewDifficulty();
+
+            switchToDifficulty(0);
+
+            AddAssert("set different background on all diff", () => setBackgroundDifferentExtension(applyToAllDifficulties: true, expected: "bg.jpeg"));
+            AddAssert("all diff uses one background", () => Beatmap.Value.BeatmapSetInfo.Beatmaps.All(b => b.Metadata.BackgroundFile == "bg.jpeg"));
+            AddAssert("all diff encode same background", () =>
+            {
+                return Beatmap.Value.BeatmapSetInfo.Beatmaps.All(b =>
+                {
+                    var files = new RealmFileStore(Realm, Dependencies.Get<GameHost>().Storage);
+                    using var store = new RealmBackedResourceStore<BeatmapSetInfo>(b.BeatmapSet!.ToLive(Realm), files.Store, Realm);
+                    string[] osu = Encoding.UTF8.GetString(store.Get(b.File!.Filename)).Split(Environment.NewLine);
+                    Assert.That(osu, Does.Contain("0,0,\"bg.jpeg\",0,0"));
+                    return true;
+                });
+            });
+        }
+
+        [Test]
+        public void TestSingleAudioFile()
+        {
+            AddStep("enter setup mode", () => Editor.Mode.Value = EditorScreenMode.SongSetup);
+            AddAssert("set audio", () => setAudio(applyToAllDifficulties: true, expected: "audio.mp3"));
+
+            createNewDifficulty();
+            createNewDifficulty();
+
+            switchToDifficulty(1);
+
+            AddAssert("set audio on second diff only", () => setAudio(applyToAllDifficulties: false, expected: "audio (1).mp3"));
+            AddAssert("file added", () => Beatmap.Value.BeatmapSetInfo.Files.Any(f => f.Filename == "audio (1).mp3"));
+
+            switchToDifficulty(0);
+
+            AddAssert("set audio on first diff only", () => setAudio(applyToAllDifficulties: false, expected: "audio (2).mp3"));
+            AddAssert("file added", () => Beatmap.Value.BeatmapSetInfo.Files.Any(f => f.Filename == "audio (2).mp3"));
+
+            AddAssert("set audio on all diff", () => setAudio(applyToAllDifficulties: true, expected: "audio.mp3"));
+            AddAssert("all diff uses one audio", () => Beatmap.Value.BeatmapSetInfo.Beatmaps.All(b => b.Metadata.AudioFile == "audio.mp3"));
+            AddAssert("file added", () => Beatmap.Value.BeatmapSetInfo.Files.Any(f => f.Filename == "audio.mp3"));
+            AddAssert("other files removed", () => !Beatmap.Value.BeatmapSetInfo.Files.Any(f => f.Filename == "audio (1).mp3" || f.Filename == "audio (2).mp3"));
+        }
+
+        [Test]
+        public void TestMultipleBackgroundFiles()
+        {
+            AddStep("enter setup mode", () => Editor.Mode.Value = EditorScreenMode.SongSetup);
+            AddAssert("set background", () => setBackground(applyToAllDifficulties: false, expected: "bg.jpg"));
+
+            createNewDifficulty();
+
+            AddAssert("new difficulty uses same background", () => Beatmap.Value.Metadata.BackgroundFile == "bg.jpg");
+            AddAssert("set background", () => setBackground(applyToAllDifficulties: false, expected: "bg (1).jpg"));
+            AddAssert("new difficulty uses new background", () => Beatmap.Value.Metadata.BackgroundFile == "bg (1).jpg");
+
+            switchToDifficulty(0);
+
+            AddAssert("old difficulty uses old background", () => Beatmap.Value.Metadata.BackgroundFile == "bg.jpg");
+            AddAssert("old background not removed", () => Beatmap.Value.BeatmapSetInfo.Files.Any(f => f.Filename == "bg.jpg"));
+            AddStep("set background", () => setBackground(applyToAllDifficulties: false, expected: "bg.jpg"));
+            AddAssert("other background not removed", () => Beatmap.Value.BeatmapSetInfo.Files.Any(f => f.Filename == "bg (1).jpg"));
+        }
+
+        [Test]
+        public void TestMultipleAudioFiles()
+        {
+            AddStep("enter setup mode", () => Editor.Mode.Value = EditorScreenMode.SongSetup);
+            AddAssert("set audio", () => setAudio(applyToAllDifficulties: false, expected: "audio.mp3"));
+
+            createNewDifficulty();
+
+            AddAssert("new difficulty uses same audio", () => Beatmap.Value.Metadata.AudioFile == "audio.mp3");
+            AddStep("enter setup mode", () => Editor.Mode.Value = EditorScreenMode.SongSetup);
+            AddUntilStep("wait for load", () => Editor.ChildrenOfType<SetupScreen>().Any());
+            AddAssert("set audio", () => setAudio(applyToAllDifficulties: false, expected: "audio (1).mp3"));
+            AddAssert("new difficulty uses new audio", () => Beatmap.Value.Metadata.AudioFile == "audio (1).mp3");
+
+            switchToDifficulty(0);
+
+            AddAssert("old difficulty uses old audio", () => Beatmap.Value.Metadata.AudioFile == "audio.mp3");
+            AddAssert("old audio not removed", () => Beatmap.Value.BeatmapSetInfo.Files.Any(f => f.Filename == "audio.mp3"));
+            AddStep("set audio", () => setAudio(applyToAllDifficulties: false, expected: "audio.mp3"));
+            AddAssert("other audio not removed", () => Beatmap.Value.BeatmapSetInfo.Files.Any(f => f.Filename == "audio (1).mp3"));
+        }
+
+        private void createNewDifficulty()
+        {
+            string? currentDifficulty = null;
+
+            AddStep("save", () => Editor.Save());
+            AddStep("create new difficulty", () =>
+            {
+                currentDifficulty = EditorBeatmap.BeatmapInfo.DifficultyName;
+                Editor.CreateNewDifficulty(new OsuRuleset().RulesetInfo);
+            });
+
+            AddUntilStep("wait for dialog", () => DialogOverlay.CurrentDialog is CreateNewDifficultyDialog);
+            AddStep("confirm creation with no objects", () => DialogOverlay.CurrentDialog!.PerformOkAction());
+            AddUntilStep("wait for created", () =>
+            {
+                string? difficultyName = Editor.ChildrenOfType<EditorBeatmap>().SingleOrDefault()?.BeatmapInfo.DifficultyName;
+                return difficultyName != null && difficultyName != currentDifficulty;
+            });
+
+            AddUntilStep("wait for editor load", () => Editor.IsLoaded);
+            AddStep("enter setup mode", () => Editor.Mode.Value = EditorScreenMode.SongSetup);
+            AddUntilStep("wait for load", () => Editor.ChildrenOfType<SetupScreen>().Any());
+        }
+
+        private void switchToDifficulty(int index)
+        {
+            AddStep("save", () => Editor.Save());
+            AddStep($"switch to difficulty #{index + 1}", () =>
+                Editor.SwitchToDifficulty(Beatmap.Value.BeatmapSetInfo.Beatmaps.ElementAt(index)));
+
+            AddUntilStep("wait for editor load", () => Editor.IsLoaded);
+            AddStep("enter setup mode", () => Editor.Mode.Value = EditorScreenMode.SongSetup);
+            AddUntilStep("wait for load", () => Editor.ChildrenOfType<SetupScreen>().Any());
+        }
+
+        private bool setBackground(bool applyToAllDifficulties, string expected)
+        {
+            var setup = Editor.ChildrenOfType<SetupScreen>().First();
+
+            return setFile(TestResources.GetQuickTestBeatmapForImport(), extractedFolder =>
+            {
+                bool success = setup.ChildrenOfType<ResourcesSection>().First().ChangeBackgroundImage(
+                    new FileInfo(Path.Combine(extractedFolder, @"machinetop_background.jpg")),
+                    applyToAllDifficulties);
+
+                Assert.That(Beatmap.Value.Metadata.BackgroundFile, Is.EqualTo(expected));
+                return success;
+            });
+        }
+
+        private bool setBackgroundDifferentExtension(bool applyToAllDifficulties, string expected)
+        {
+            var setup = Editor.ChildrenOfType<SetupScreen>().First();
+
+            return setFile(TestResources.GetQuickTestBeatmapForImport(), extractedFolder =>
+            {
+                File.Move(
+                    Path.Combine(extractedFolder, @"machinetop_background.jpg"),
+                    Path.Combine(extractedFolder, @"machinetop_background.jpeg"));
+
+                bool success = setup.ChildrenOfType<ResourcesSection>().First().ChangeBackgroundImage(
+                    new FileInfo(Path.Combine(extractedFolder, @"machinetop_background.jpeg")),
+                    applyToAllDifficulties);
+
+                Assert.That(Beatmap.Value.Metadata.BackgroundFile, Is.EqualTo(expected));
+                return success;
+            });
+        }
+
+        private bool setAudio(bool applyToAllDifficulties, string expected)
+        {
+            var setup = Editor.ChildrenOfType<SetupScreen>().First();
+
+            return setFile(TestResources.GetTestBeatmapForImport(), extractedFolder =>
+            {
+                bool success = setup.ChildrenOfType<ResourcesSection>().First().ChangeAudioTrack(
+                    new FileInfo(Path.Combine(extractedFolder, "03. Renatus - Soleily 192kbps.mp3")),
+                    applyToAllDifficulties);
+
+                Assert.That(Beatmap.Value.Metadata.AudioFile, Is.EqualTo(expected));
+                return success;
+            });
+        }
+
+        private bool setFile(string archivePath, Func<string, bool> func)
+        {
+            string temp = archivePath;
+
+            string extractedFolder = $"{temp}_extracted";
+            Directory.CreateDirectory(extractedFolder);
+
+            try
+            {
+                using (var zip = ZipArchive.Open(temp))
+                    zip.WriteToDirectory(extractedFolder);
+
+                return func(extractedFolder);
+            }
+            finally
+            {
+                File.Delete(temp);
+                Directory.Delete(extractedFolder, true);
+            }
+        }
     }
 }

osu.Game.Tests/Visual/Editing/TestSceneEditorSummaryTimeline.cs

@@ -26,7 +26,7 @@ namespace osu.Game.Tests.Visual.Editing
             beatmap.ControlPointInfo.Add(50000, new DifficultyControlPoint { SliderVelocity = 2 });
             beatmap.ControlPointInfo.Add(80000, new EffectControlPoint { KiaiMode = true });
             beatmap.ControlPointInfo.Add(110000, new EffectControlPoint { KiaiMode = false });
-            beatmap.BeatmapInfo.Bookmarks = new[] { 75000, 125000 };
+            beatmap.Bookmarks = new[] { 75000, 125000 };
             beatmap.Breaks.Add(new ManualBreakPeriod(90000, 120000));
 
             editorBeatmap = new EditorBeatmap(beatmap);

osu.Game.Tests/Visual/Editing/TestSceneTimingScreen.cs

@@ -32,6 +32,7 @@ namespace osu.Game.Tests.Visual.Editing
 
         private TimingScreen timingScreen;
         private EditorBeatmap editorBeatmap;
+        private BeatmapEditorChangeHandler changeHandler;
 
         protected override bool ScrollUsingMouseWheel => false;
 
@@ -46,6 +47,7 @@ namespace osu.Game.Tests.Visual.Editing
         private void reloadEditorBeatmap()
         {
             editorBeatmap = new EditorBeatmap(Beatmap.Value.GetPlayableBeatmap(Ruleset.Value));
+            changeHandler = new BeatmapEditorChangeHandler(editorBeatmap);
 
             Child = new DependencyProvidingContainer
             {
@@ -53,6 +55,7 @@ namespace osu.Game.Tests.Visual.Editing
                 CachedDependencies = new (Type, object)[]
                 {
                     (typeof(EditorBeatmap), editorBeatmap),
+                    (typeof(IEditorChangeHandler), changeHandler),
                     (typeof(IBeatSnapProvider), editorBeatmap)
                 },
                 Child = timingScreen = new TimingScreen
@@ -72,8 +75,10 @@ namespace osu.Game.Tests.Visual.Editing
             AddUntilStep("Wait for rows to load", () => Child.ChildrenOfType<EffectRowAttribute>().Any());
         }
 
+        // TODO: this is best-effort for now, but the comment out test below should probably be how things should work.
+        // Was originally working as of https://github.com/ppy/osu/pull/26141; Regressed at some point.
         [Test]
-        public void TestSelectedRetainedOverUndo()
+        public void TestSelectionDismissedOnUndo()
         {
             AddStep("Select first timing point", () =>
             {
@@ -95,25 +100,52 @@ namespace osu.Game.Tests.Visual.Editing
                 return timingScreen.SelectedGroup.Value.ControlPoints.Any(c => c is TimingControlPoint) && timingScreen.SelectedGroup.Value.Time > 2170;
             });
 
-            AddStep("simulate undo", () =>
-            {
-                var clone = editorBeatmap.ControlPointInfo.DeepClone();
+            AddStep("undo", () => changeHandler?.RestoreState(-1));
 
-                editorBeatmap.ControlPointInfo.Clear();
-
-                foreach (var group in clone.Groups)
-                {
-                    foreach (var cp in group.ControlPoints)
-                        editorBeatmap.ControlPointInfo.Add(group.Time, cp);
-                }
-            });
-
-            AddUntilStep("selection retained", () =>
-            {
-                return timingScreen.SelectedGroup.Value.ControlPoints.Any(c => c is TimingControlPoint) && timingScreen.SelectedGroup.Value.Time > 2170;
-            });
+            AddUntilStep("selection dismissed", () => timingScreen.SelectedGroup.Value, () => Is.Null);
         }
 
+        // [Test]
+        // public void TestSelectedRetainedOverUndo()
+        // {
+        //     AddStep("Select first timing point", () =>
+        //     {
+        //         InputManager.MoveMouseTo(Child.ChildrenOfType<TimingRowAttribute>().First());
+        //         InputManager.Click(MouseButton.Left);
+        //     });
+        //
+        //     AddUntilStep("Selection changed", () => timingScreen.SelectedGroup.Value.Time == 2170);
+        //     AddUntilStep("Ensure seeked to correct time", () => EditorClock.CurrentTimeAccurate == 2170);
+        //
+        //     AddStep("Adjust offset", () =>
+        //     {
+        //         InputManager.MoveMouseTo(timingScreen.ChildrenOfType<TimingAdjustButton>().First().ScreenSpaceDrawQuad.Centre + new Vector2(20, 0));
+        //         InputManager.Click(MouseButton.Left);
+        //     });
+        //
+        //     AddUntilStep("wait for offset changed", () =>
+        //     {
+        //         return timingScreen.SelectedGroup.Value.ControlPoints.Any(c => c is TimingControlPoint) && timingScreen.SelectedGroup.Value.Time > 2170;
+        //     });
+        //
+        //     AddStep("undo", () => changeHandler?.RestoreState(-1));
+        //
+        //     AddUntilStep("selection retained", () =>
+        //     {
+        //         return timingScreen.SelectedGroup.Value.ControlPoints.Any(c => c is TimingControlPoint) && timingScreen.SelectedGroup.Value.Time > 2170;
+        //     });
+        //
+        //     AddAssert("check group count", () => editorBeatmap.ControlPointInfo.Groups.Count, () => Is.EqualTo(10));
+        //
+        //     AddStep("Adjust offset", () =>
+        //     {
+        //         InputManager.MoveMouseTo(timingScreen.ChildrenOfType<TimingAdjustButton>().First().ScreenSpaceDrawQuad.Centre + new Vector2(20, 0));
+        //         InputManager.Click(MouseButton.Left);
+        //     });
+        //
+        //     AddAssert("check group count", () => editorBeatmap.ControlPointInfo.Groups.Count, () => Is.EqualTo(10));
+        // }
+
         [Test]
         public void TestScrollControlGroupIntoView()
         {

osu.Game.Tests/Visual/Menus/TestSceneIntroChristmas.cs

@@ -0,0 +1,15 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using NUnit.Framework;
+using osu.Game.Screens.Menu;
+
+namespace osu.Game.Tests.Visual.Menus
+{
+    [TestFixture]
+    public partial class TestSceneIntroChristmas : IntroTestScene
+    {
+        protected override bool IntroReliesOnTrack => true;
+        protected override IntroScreen CreateScreen() => new IntroChristmas();
+    }
+}

osu.Game.Tests/Visual/Menus/TestSceneMainMenuSeasonalLighting.cs

@@ -0,0 +1,46 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using System.Linq;
+using NUnit.Framework;
+using osu.Framework.Allocation;
+using osu.Framework.Testing;
+using osu.Game.Beatmaps;
+using osu.Game.Database;
+using osu.Game.Screens.Menu;
+
+namespace osu.Game.Tests.Visual.Menus
+{
+    public partial class TestSceneMainMenuSeasonalLighting : OsuTestScene
+    {
+        [Resolved]
+        private BeatmapManager beatmaps { get; set; } = null!;
+
+        [Resolved]
+        private RealmAccess realm { get; set; } = null!;
+
+        [SetUpSteps]
+        public void SetUpSteps()
+        {
+            AddStep("prepare beatmap", () =>
+            {
+                var setInfo = beatmaps.QueryBeatmapSet(b => b.Protected && b.Hash == "7e26183e72a496f672c3a21292e6b469fdecd084d31c259ea10a31df5b46cd77");
+
+                Beatmap.Value = beatmaps.GetWorkingBeatmap(setInfo!.Value.Beatmaps.First());
+            });
+
+            AddStep("create lighting", () => Child = new MainMenuSeasonalLighting());
+
+            AddStep("restart beatmap", () =>
+            {
+                Beatmap.Value.Track.Start();
+                Beatmap.Value.Track.Seek(4000);
+            });
+        }
+
+        [Test]
+        public void TestBasic()
+        {
+        }
+    }
+}

osu.Game.Tests/Visual/Multiplayer/QueueModeTestScene.cs

@@ -44,14 +44,14 @@ namespace osu.Game.Tests.Visual.Multiplayer
         [BackgroundDependencyLoader]
         private void load(GameHost host, AudioManager audio)
         {
-            DetachedBeatmapStore detachedBeatmapStore;
+            BeatmapStore beatmapStore;
 
             Dependencies.Cache(new RealmRulesetStore(Realm));
             Dependencies.Cache(beatmaps = new BeatmapManager(LocalStorage, Realm, null, audio, Resources, host, Beatmap.Default));
-            Dependencies.Cache(detachedBeatmapStore = new DetachedBeatmapStore());
+            Dependencies.CacheAs(beatmapStore = new RealmDetachedBeatmapStore());
             Dependencies.Cache(Realm);
 
-            Add(detachedBeatmapStore);
+            Add(beatmapStore);
         }
 
         public override void SetUpSteps()

osu.Game.Tests/Visual/Multiplayer/TestSceneDrawableRoom.cs

@@ -14,7 +14,6 @@ using osu.Game.Graphics.Sprites;
 using osu.Game.Online.API.Requests.Responses;
 using osu.Game.Online.Multiplayer;
 using osu.Game.Online.Rooms;
-using osu.Game.Online.Rooms.RoomStatuses;
 using osu.Game.Overlays;
 using osu.Game.Rulesets.Osu;
 using osu.Game.Screens.OnlinePlay.Lounge;
@@ -76,7 +75,6 @@ namespace osu.Game.Tests.Visual.Multiplayer
                         createLoungeRoom(new Room
                         {
                             Name = "Multiplayer room",
-                            Status = new RoomStatusOpen(),
                             EndDate = DateTimeOffset.Now.AddDays(1),
                             Type = MatchType.HeadToHead,
                             Playlist = [item1],
@@ -85,7 +83,6 @@ namespace osu.Game.Tests.Visual.Multiplayer
                         createLoungeRoom(new Room
                         {
                             Name = "Private room",
-                            Status = new RoomStatusOpenPrivate(),
                             Password = "*",
                             EndDate = DateTimeOffset.Now.AddDays(1),
                             Type = MatchType.HeadToHead,
@@ -95,36 +92,38 @@ namespace osu.Game.Tests.Visual.Multiplayer
                         createLoungeRoom(new Room
                         {
                             Name = "Playlist room with multiple beatmaps",
-                            Status = new RoomStatusPlaying(),
+                            Status = RoomStatus.Playing,
                             EndDate = DateTimeOffset.Now.AddDays(1),
                             Playlist = [item1, item2],
                             CurrentPlaylistItem = item1
                         }),
                         createLoungeRoom(new Room
                         {
-                            Name = "Finished room",
-                            Status = new RoomStatusEnded(),
+                            Name = "Closing soon",
+                            EndDate = DateTimeOffset.Now.AddSeconds(5),
+                        }),
+                        createLoungeRoom(new Room
+                        {
+                            Name = "Closed room",
                             EndDate = DateTimeOffset.Now,
                         }),
                         createLoungeRoom(new Room
                         {
                             Name = "Spotlight room",
-                            Status = new RoomStatusOpen(),
                             Category = RoomCategory.Spotlight,
                         }),
                         createLoungeRoom(new Room
                         {
                             Name = "Featured artist room",
-                            Status = new RoomStatusOpen(),
                             Category = RoomCategory.FeaturedArtist,
                         }),
                     }
                 };
             });
 
-            AddUntilStep("wait for panel load", () => rooms.Count == 6);
+            AddUntilStep("wait for panel load", () => rooms.Count == 7);
             AddUntilStep("correct status text", () => rooms.ChildrenOfType<OsuSpriteText>().Count(s => s.Text.ToString().StartsWith("Currently playing", StringComparison.Ordinal)) == 2);
-            AddUntilStep("correct status text", () => rooms.ChildrenOfType<OsuSpriteText>().Count(s => s.Text.ToString().StartsWith("Ready to play", StringComparison.Ordinal)) == 4);
+            AddUntilStep("correct status text", () => rooms.ChildrenOfType<OsuSpriteText>().Count(s => s.Text.ToString().StartsWith("Ready to play", StringComparison.Ordinal)) == 5);
         }
 
         [Test]
@@ -136,7 +135,6 @@ namespace osu.Game.Tests.Visual.Multiplayer
             AddStep("create room", () => Child = drawableRoom = createLoungeRoom(room = new Room
             {
                 Name = "Room with password",
-                Status = new RoomStatusOpen(),
                 Type = MatchType.HeadToHead,
             }));
 

osu.Game.Tests/Visual/Multiplayer/TestSceneMultiplayer.cs

@@ -66,14 +66,14 @@ namespace osu.Game.Tests.Visual.Multiplayer
         [BackgroundDependencyLoader]
         private void load(GameHost host, AudioManager audio)
         {
-            DetachedBeatmapStore detachedBeatmapStore;
+            BeatmapStore beatmapStore;
 
             Dependencies.Cache(new RealmRulesetStore(Realm));
             Dependencies.Cache(beatmaps = new BeatmapManager(LocalStorage, Realm, API, audio, Resources, host, Beatmap.Default));
-            Dependencies.Cache(detachedBeatmapStore = new DetachedBeatmapStore());
+            Dependencies.CacheAs(beatmapStore = new RealmDetachedBeatmapStore());
             Dependencies.Cache(Realm);
 
-            Add(detachedBeatmapStore);
+            Add(beatmapStore);
         }
 
         public override void SetUpSteps()

osu.Game.Tests/Visual/Multiplayer/TestSceneMultiplayerMatchSongSelect.cs

@@ -46,16 +46,16 @@ namespace osu.Game.Tests.Visual.Multiplayer
         [BackgroundDependencyLoader]
         private void load(GameHost host, AudioManager audio)
         {
-            DetachedBeatmapStore detachedBeatmapStore;
+            BeatmapStore beatmapStore;
 
             Dependencies.Cache(rulesets = new RealmRulesetStore(Realm));
             Dependencies.Cache(manager = new BeatmapManager(LocalStorage, Realm, null, audio, Resources, host, Beatmap.Default));
-            Dependencies.Cache(detachedBeatmapStore = new DetachedBeatmapStore());
+            Dependencies.CacheAs(beatmapStore = new RealmDetachedBeatmapStore());
             Dependencies.Cache(Realm);
 
             importedBeatmapSet = manager.Import(TestResources.CreateTestBeatmapSetInfo(8, rulesets.AvailableRulesets.ToArray()))!;
 
-            Add(detachedBeatmapStore);
+            Add(beatmapStore);
         }
 
         private void setUp()

osu.Game.Tests/Visual/Multiplayer/TestScenePlaylistsSongSelect.cs

@@ -31,18 +31,18 @@ namespace osu.Game.Tests.Visual.Multiplayer
         [BackgroundDependencyLoader]
         private void load(GameHost host, AudioManager audio)
         {
-            DetachedBeatmapStore detachedBeatmapStore;
+            BeatmapStore beatmapStore;
 
             Dependencies.Cache(new RealmRulesetStore(Realm));
             Dependencies.Cache(manager = new BeatmapManager(LocalStorage, Realm, null, audio, Resources, host, Beatmap.Default));
-            Dependencies.Cache(detachedBeatmapStore = new DetachedBeatmapStore());
+            Dependencies.CacheAs(beatmapStore = new RealmDetachedBeatmapStore());
             Dependencies.Cache(Realm);
 
             var beatmapSet = TestResources.CreateTestBeatmapSetInfo();
 
             manager.Import(beatmapSet);
 
-            Add(detachedBeatmapStore);
+            Add(beatmapStore);
         }
 
         public override void SetUpSteps()

osu.Game.Tests/Visual/Navigation/TestSceneSkinEditorNavigation.cs

@@ -23,6 +23,7 @@ using osu.Game.Rulesets.Osu;
 using osu.Game.Rulesets.Osu.Mods;
 using osu.Game.Screens.Edit.Components;
 using osu.Game.Screens.Play;
+using osu.Game.Screens.Play.HUD;
 using osu.Game.Screens.Play.HUD.HitErrorMeters;
 using osu.Game.Skinning;
 using osu.Game.Tests.Beatmaps.IO;
@@ -212,6 +213,33 @@ namespace osu.Game.Tests.Visual.Navigation
             AddAssert("no mod selected", () => !((Player)Game.ScreenStack.CurrentScreen).Mods.Value.Any());
         }
 
+        [Test]
+        public void TestGameplaySettingsDoesNotExpandWhenSkinOverlayPresent()
+        {
+            advanceToSongSelect();
+            openSkinEditor();
+            AddStep("select autoplay", () => Game.SelectedMods.Value = new Mod[] { new OsuModAutoplay() });
+            AddStep("import beatmap", () => BeatmapImportHelper.LoadQuickOszIntoOsu(Game).WaitSafely());
+            AddUntilStep("wait for selected", () => !Game.Beatmap.IsDefault);
+            switchToGameplayScene();
+
+            AddUntilStep("wait for settings", () => getPlayerSettingsOverlay() != null);
+            AddAssert("settings not visible", () => getPlayerSettingsOverlay().DrawWidth, () => Is.EqualTo(0));
+
+            AddStep("move cursor to right of screen", () => InputManager.MoveMouseTo(InputManager.ScreenSpaceDrawQuad.TopRight));
+            AddAssert("settings not visible", () => getPlayerSettingsOverlay().DrawWidth, () => Is.EqualTo(0));
+
+            toggleSkinEditor();
+
+            AddStep("move cursor slightly", () => InputManager.MoveMouseTo(InputManager.ScreenSpaceDrawQuad.TopRight + new Vector2(1)));
+            AddUntilStep("settings visible", () => getPlayerSettingsOverlay().DrawWidth, () => Is.GreaterThan(0));
+
+            AddStep("move cursor to right of screen too far", () => InputManager.MoveMouseTo(InputManager.ScreenSpaceDrawQuad.TopRight + new Vector2(10240, 0)));
+            AddUntilStep("settings not visible", () => getPlayerSettingsOverlay().DrawWidth, () => Is.EqualTo(0));
+
+            PlayerSettingsOverlay getPlayerSettingsOverlay() => ((Player)Game.ScreenStack.CurrentScreen).ChildrenOfType<PlayerSettingsOverlay>().SingleOrDefault();
+        }
+
         [Test]
         public void TestCinemaModRemovedOnEnteringGameplay()
         {

osu.Game.Tests/Visual/Playlists/TestScenePlaylistsRoomSubScreen.cs

@@ -1,149 +0,0 @@
-// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
-// See the LICENCE file in the repository root for full licence text.
-
-using System;
-using System.Linq;
-using NUnit.Framework;
-using osu.Framework.Allocation;
-using osu.Framework.Audio;
-using osu.Framework.Extensions;
-using osu.Framework.Platform;
-using osu.Framework.Screens;
-using osu.Framework.Testing;
-using osu.Game.Beatmaps;
-using osu.Game.Graphics.UserInterface;
-using osu.Game.Online.API;
-using osu.Game.Online.API.Requests.Responses;
-using osu.Game.Online.Rooms;
-using osu.Game.Online.Rooms.RoomStatuses;
-using osu.Game.Rulesets;
-using osu.Game.Rulesets.Osu.Mods;
-using osu.Game.Scoring;
-using osu.Game.Screens.OnlinePlay.Playlists;
-using osu.Game.Tests.Resources;
-using osu.Game.Tests.Visual.OnlinePlay;
-
-namespace osu.Game.Tests.Visual.Playlists
-{
-    public partial class TestScenePlaylistsRoomSubScreen : OnlinePlayTestScene
-    {
-        private const double track_length = 10000;
-
-        [Resolved]
-        private IAPIProvider api { get; set; } = null!;
-
-        protected new TestRoomManager RoomManager => (TestRoomManager)base.RoomManager;
-
-        private BeatmapManager beatmaps = null!;
-        private RulesetStore rulesets = null!;
-        private BeatmapSetInfo? importedSet;
-
-        [BackgroundDependencyLoader]
-        private void load(GameHost host, AudioManager audio)
-        {
-            Dependencies.Cache(rulesets = new RealmRulesetStore(Realm));
-            Dependencies.Cache(beatmaps = new BeatmapManager(LocalStorage, Realm, null, audio, Resources, host, Beatmap.Default));
-            Dependencies.Cache(new ScoreManager(rulesets, () => beatmaps, LocalStorage, Realm, API));
-            Dependencies.Cache(Realm);
-
-            beatmaps.Import(TestResources.GetQuickTestBeatmapForImport()).WaitSafely();
-
-            Realm.Write(r =>
-            {
-                foreach (var set in r.All<BeatmapSetInfo>())
-                {
-                    foreach (var b in set.Beatmaps)
-                    {
-                        // These will all have a virtual track length of 1000, see WorkingBeatmap.GetVirtualTrack().
-                        b.Length = track_length - 1000;
-                    }
-                }
-            });
-
-            importedSet = beatmaps.GetAllUsableBeatmapSets().First();
-        }
-
-        [Test]
-        public void TestStatusUpdateOnEnter()
-        {
-            Room room = null!;
-            PlaylistsRoomSubScreen roomScreen = null!;
-
-            AddStep("create room", () =>
-            {
-                RoomManager.AddRoom(room = new Room
-                {
-                    Name = @"Test Room",
-                    Host = new APIUser { Username = @"Host" },
-                    Category = RoomCategory.Normal,
-                    EndDate = DateTimeOffset.Now.AddMinutes(-1)
-                });
-            });
-
-            AddStep("push screen", () => LoadScreen(roomScreen = new PlaylistsRoomSubScreen(room)));
-            AddUntilStep("wait for screen load", () => roomScreen.IsCurrentScreen());
-            AddAssert("status is still ended", () => roomScreen.Room.Status, Is.TypeOf<RoomStatusEnded>);
-        }
-
-        [Test]
-        public void TestCloseButtonGoesAwayAfterGracePeriod()
-        {
-            Room room = null!;
-            PlaylistsRoomSubScreen roomScreen = null!;
-
-            AddStep("create room", () =>
-            {
-                RoomManager.AddRoom(room = new Room
-                {
-                    Name = @"Test Room",
-                    Host = api.LocalUser.Value,
-                    Category = RoomCategory.Normal,
-                    StartDate = DateTimeOffset.Now.AddMinutes(-5).AddSeconds(3),
-                    EndDate = DateTimeOffset.Now.AddMinutes(30)
-                });
-            });
-
-            AddStep("push screen", () => LoadScreen(roomScreen = new PlaylistsRoomSubScreen(room)));
-            AddUntilStep("wait for screen load", () => roomScreen.IsCurrentScreen());
-            AddAssert("close button present", () => roomScreen.ChildrenOfType<DangerousRoundedButton>().Any());
-            AddUntilStep("wait for close button to disappear", () => !roomScreen.ChildrenOfType<DangerousRoundedButton>().Any());
-        }
-
-        [TestCase(120_000, true)] // Definitely enough time.
-        [TestCase(45_000, true)] // Enough time.
-        [TestCase(35_000, false)] // Not enough time to complete beatmap after lenience.
-        [TestCase(20_000, false)] // Not enough time.
-        [TestCase(5_000, false)] // Not enough time to complete beatmap before lenience.
-        [TestCase(37_500, true, 2)] // Enough time to complete beatmap after mods are applied.
-        public void TestReadyButtonEnablementPeriod(int offsetMs, bool enabled, double rate = 1)
-        {
-            Room room = null!;
-            PlaylistsRoomSubScreen roomScreen = null!;
-
-            AddStep("create room", () =>
-            {
-                RoomManager.AddRoom(room = new Room
-                {
-                    Name = @"Test Room",
-                    Host = api.LocalUser.Value,
-                    Category = RoomCategory.Normal,
-                    StartDate = DateTimeOffset.Now,
-                    EndDate = DateTimeOffset.Now.AddMilliseconds(offsetMs),
-                    Playlist =
-                    [
-                        new PlaylistItem(importedSet!.Beatmaps[0])
-                        {
-                            RequiredMods = rate == 1
-                                ? []
-                                : [new APIMod(new OsuModDoubleTime { SpeedChange = { Value = rate } })]
-                        }
-                    ]
-                });
-            });
-
-            AddStep("push screen", () => LoadScreen(roomScreen = new PlaylistsRoomSubScreen(room)));
-            AddUntilStep("wait for screen load", () => roomScreen.IsCurrentScreen());
-            AddUntilStep("ready button enabled", () => roomScreen.ChildrenOfType<PlaylistsReadyButton>().SingleOrDefault()?.Enabled.Value, () => Is.EqualTo(enabled));
-        }
-    }
-}

osu.Game.Tests/Visual/SongSelect/TestSceneBeatmapCarousel.cs

@@ -16,6 +16,7 @@ using osu.Framework.Testing;
 using osu.Framework.Utils;
 using osu.Game.Beatmaps;
 using osu.Game.Configuration;
+using osu.Game.Database;
 using osu.Game.Rulesets;
 using osu.Game.Rulesets.Catch;
 using osu.Game.Rulesets.Osu;
@@ -23,6 +24,7 @@ using osu.Game.Rulesets.Taiko;
 using osu.Game.Screens.Select;
 using osu.Game.Screens.Select.Carousel;
 using osu.Game.Screens.Select.Filter;
+using osu.Game.Tests.Beatmaps;
 using osu.Game.Tests.Resources;
 using osuTK.Input;
 
@@ -42,6 +44,9 @@ namespace osu.Game.Tests.Visual.SongSelect
         private const int set_count = 5;
         private const int diff_count = 3;
 
+        [Cached(typeof(BeatmapStore))]
+        private TestBeatmapStore beatmaps = new TestBeatmapStore();
+
         [BackgroundDependencyLoader]
         private void load(RulesetStore rulesets)
         {
@@ -1329,7 +1334,8 @@ namespace osu.Game.Tests.Visual.SongSelect
 
                 carouselAdjust?.Invoke(carousel);
 
-                carousel.BeatmapSets = beatmapSets;
+                beatmaps.BeatmapSets.Clear();
+                beatmaps.BeatmapSets.AddRange(beatmapSets);
 
                 (target ?? this).Child = carousel;
             });

osu.Game.Tests/Visual/SongSelect/TestSceneBeatmapRecommendations.cs

@@ -13,9 +13,12 @@ using osu.Framework.Testing;
 using osu.Game.Beatmaps;
 using osu.Game.Database;
 using osu.Game.Extensions;
+using osu.Game.Graphics.Sprites;
 using osu.Game.Online.API;
 using osu.Game.Online.API.Requests;
 using osu.Game.Online.API.Requests.Responses;
+using osu.Game.Overlays;
+using osu.Game.Overlays.BeatmapListing;
 using osu.Game.Rulesets;
 using osu.Game.Rulesets.Catch;
 using osu.Game.Rulesets.Mania;
@@ -23,6 +26,8 @@ using osu.Game.Rulesets.Osu;
 using osu.Game.Rulesets.Taiko;
 using osu.Game.Tests.Resources;
 using osu.Game.Users;
+using osu.Game.Utils;
+using osuTK.Input;
 
 namespace osu.Game.Tests.Visual.SongSelect
 {
@@ -63,7 +68,7 @@ namespace osu.Game.Tests.Visual.SongSelect
                         return 336; // recommended star rating of 2
 
                     case 1:
-                        return 928; // SR 3
+                        return 973; // SR 3
 
                     case 2:
                         return 1905; // SR 4
@@ -170,6 +175,45 @@ namespace osu.Game.Tests.Visual.SongSelect
             presentAndConfirm(() => maniaSet, 5);
         }
 
+        [Test]
+        public void TestBeatmapListingFilter()
+        {
+            AddStep("set playmode to taiko", () => ((DummyAPIAccess)API).LocalUser.Value.PlayMode = "taiko");
+
+            AddStep("open beatmap listing", () =>
+            {
+                InputManager.PressKey(Key.ControlLeft);
+                InputManager.PressKey(Key.B);
+                InputManager.ReleaseKey(Key.B);
+                InputManager.ReleaseKey(Key.ControlLeft);
+            });
+
+            AddUntilStep("wait for load", () => Game.ChildrenOfType<BeatmapListingOverlay>().SingleOrDefault()?.IsLoaded, () => Is.True);
+
+            checkRecommendedDifficulty(3);
+
+            AddStep("change mode filter to osu!", () => Game.ChildrenOfType<BeatmapSearchRulesetFilterRow>().Single().ChildrenOfType<FilterTabItem<RulesetInfo>>().ElementAt(1).TriggerClick());
+
+            checkRecommendedDifficulty(2);
+
+            AddStep("change mode filter to osu!taiko", () => Game.ChildrenOfType<BeatmapSearchRulesetFilterRow>().Single().ChildrenOfType<FilterTabItem<RulesetInfo>>().ElementAt(2).TriggerClick());
+
+            checkRecommendedDifficulty(3);
+
+            AddStep("change mode filter to osu!catch", () => Game.ChildrenOfType<BeatmapSearchRulesetFilterRow>().Single().ChildrenOfType<FilterTabItem<RulesetInfo>>().ElementAt(3).TriggerClick());
+
+            checkRecommendedDifficulty(4);
+
+            AddStep("change mode filter to osu!mania", () => Game.ChildrenOfType<BeatmapSearchRulesetFilterRow>().Single().ChildrenOfType<FilterTabItem<RulesetInfo>>().ElementAt(4).TriggerClick());
+
+            checkRecommendedDifficulty(5);
+
+            void checkRecommendedDifficulty(double starRating)
+                => AddAssert($"recommended difficulty is {starRating}",
+                    () => Game.ChildrenOfType<BeatmapSearchGeneralFilterRow>().Single().ChildrenOfType<OsuSpriteText>().ElementAt(1).Text.ToString(),
+                    () => Is.EqualTo($"Recommended difficulty ({starRating.FormatStarRating()})"));
+        }
+
         private BeatmapSetInfo importBeatmapSet(IEnumerable<RulesetInfo> difficultyRulesets)
         {
             var rulesets = difficultyRulesets.ToArray();

osu.Game.Tests/Visual/SongSelect/TestScenePlaySongSelect.cs

@@ -56,20 +56,20 @@ namespace osu.Game.Tests.Visual.SongSelect
         [BackgroundDependencyLoader]
         private void load(GameHost host, AudioManager audio)
         {
-            DetachedBeatmapStore detachedBeatmapStore;
+            BeatmapStore beatmapStore;
 
             // These DI caches are required to ensure for interactive runs this test scene doesn't nuke all user beatmaps in the local install.
             // At a point we have isolated interactive test runs enough, this can likely be removed.
             Dependencies.Cache(rulesets = new RealmRulesetStore(Realm));
             Dependencies.Cache(Realm);
             Dependencies.Cache(manager = new BeatmapManager(LocalStorage, Realm, null, audio, Resources, host, defaultBeatmap = Beatmap.Default));
-            Dependencies.Cache(detachedBeatmapStore = new DetachedBeatmapStore());
+            Dependencies.CacheAs(beatmapStore = new RealmDetachedBeatmapStore());
 
             Dependencies.Cache(music = new MusicController());
 
             // required to get bindables attached
             Add(music);
-            Add(detachedBeatmapStore);
+            Add(beatmapStore);
 
             Dependencies.Cache(config = new OsuConfigManager(LocalStorage));
         }

osu.Game.Tests/Visual/SongSelect/TestSceneUpdateBeatmapSetButton.cs

@@ -2,7 +2,6 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using NUnit.Framework;
 using osu.Framework.Allocation;
@@ -10,12 +9,14 @@ using osu.Framework.Extensions.ObjectExtensions;
 using osu.Framework.Graphics;
 using osu.Framework.Testing;
 using osu.Game.Beatmaps;
+using osu.Game.Database;
 using osu.Game.Online.API;
 using osu.Game.Overlays;
 using osu.Game.Overlays.Dialog;
 using osu.Game.Screens.Select;
 using osu.Game.Screens.Select.Carousel;
 using osu.Game.Screens.Select.Filter;
+using osu.Game.Tests.Beatmaps;
 using osu.Game.Tests.Online;
 using osu.Game.Tests.Resources;
 using osuTK.Input;
@@ -31,6 +32,9 @@ namespace osu.Game.Tests.Visual.SongSelect
 
         private BeatmapSetInfo testBeatmapSetInfo = null!;
 
+        [Cached(typeof(BeatmapStore))]
+        private TestBeatmapStore beatmaps = new TestBeatmapStore();
+
         protected override IReadOnlyDependencyContainer CreateChildDependencies(IReadOnlyDependencyContainer parent)
         {
             var dependencies = new DependencyContainer(base.CreateChildDependencies(parent));
@@ -246,13 +250,12 @@ namespace osu.Game.Tests.Visual.SongSelect
 
         private BeatmapCarousel createCarousel()
         {
+            beatmaps.BeatmapSets.Clear();
+            beatmaps.BeatmapSets.Add(testBeatmapSetInfo = TestResources.CreateTestBeatmapSetInfo(5));
+
             return carousel = new BeatmapCarousel(new FilterCriteria())
             {
                 RelativeSizeAxes = Axes.Both,
-                BeatmapSets = new List<BeatmapSetInfo>
-                {
-                    (testBeatmapSetInfo = TestResources.CreateTestBeatmapSetInfo(5)),
-                }
             };
         }
     }

osu.Game.Tests/Visual/SongSelectV2/TestSceneBeatmapInfoWedge.cs

@@ -15,6 +15,7 @@ using osu.Game.Rulesets;
 using osu.Game.Rulesets.Objects;
 using osu.Game.Rulesets.Objects.Legacy;
 using osu.Game.Screens.Select;
+using osu.Game.Screens.SelectV2;
 
 namespace osu.Game.Tests.Visual.SongSelectV2
 {

osu.Game.Tests/Visual/UserInterface/TestSceneFirstRunScreenUIScale.cs

@@ -3,8 +3,10 @@
 
 using osu.Framework.Allocation;
 using osu.Framework.Screens;
+using osu.Game.Database;
 using osu.Game.Overlays;
 using osu.Game.Overlays.FirstRunSetup;
+using osu.Game.Tests.Beatmaps;
 
 namespace osu.Game.Tests.Visual.UserInterface
 {
@@ -13,6 +15,9 @@ namespace osu.Game.Tests.Visual.UserInterface
         [Cached]
         private OverlayColourProvider colourProvider = new OverlayColourProvider(OverlayColourScheme.Purple);
 
+        [Cached(typeof(BeatmapStore))]
+        private BeatmapStore beatmapStore = new TestBeatmapStore();
+
         public TestSceneFirstRunScreenUIScale()
         {
             AddStep("load screen", () =>

osu.Game.Tests/Visual/UserInterface/TestSceneFirstRunSetupOverlay.cs

@@ -17,12 +17,14 @@ using osu.Framework.Graphics.Containers;
 using osu.Framework.Screens;
 using osu.Framework.Testing;
 using osu.Game.Configuration;
+using osu.Game.Database;
 using osu.Game.Localisation;
 using osu.Game.Overlays;
 using osu.Game.Overlays.FirstRunSetup;
 using osu.Game.Overlays.Notifications;
 using osu.Game.Screens;
 using osu.Game.Screens.Footer;
+using osu.Game.Tests.Beatmaps;
 using osuTK;
 using osuTK.Input;
 
@@ -47,6 +49,7 @@ namespace osu.Game.Tests.Visual.UserInterface
             Dependencies.Cache(LocalConfig = new OsuConfigManager(LocalStorage));
             Dependencies.CacheAs<IPerformFromScreenRunner>(performer.Object);
             Dependencies.CacheAs<INotificationOverlay>(notificationOverlay.Object);
+            Dependencies.CacheAs<BeatmapStore>(new TestBeatmapStore());
         }
 
         [SetUpSteps]

osu.Game.Tests/Visual/UserInterface/TestSceneFormControls.cs

@@ -9,6 +9,7 @@ using osu.Game.Beatmaps;
 using osu.Game.Graphics.Cursor;
 using osu.Game.Graphics.UserInterfaceV2;
 using osu.Game.Localisation;
+using osu.Game.Screens.Edit.Setup;
 using osuTK;
 
 namespace osu.Game.Tests.Visual.UserInterface
@@ -89,8 +90,13 @@ namespace osu.Game.Tests.Visual.UserInterface
                         },
                         new FormFileSelector
                         {
-                            Caption = "Audio file",
-                            PlaceholderText = "Select an audio file",
+                            Caption = "File selector",
+                            PlaceholderText = "Select a file",
+                        },
+                        new FormBeatmapFileSelector(true)
+                        {
+                            Caption = "File selector with intermediate choice dialog",
+                            PlaceholderText = "Select a file",
                         },
                         new FormColourPalette
                         {

osu.Game.Tests/Visual/UserInterface/TestSceneOsuLogo.cs

@@ -4,22 +4,31 @@
 using NUnit.Framework;
 using osu.Framework.Graphics;
 using osu.Game.Screens.Menu;
+using osuTK;
 
 namespace osu.Game.Tests.Visual.UserInterface
 {
     public partial class TestSceneOsuLogo : OsuTestScene
     {
+        private OsuLogo? logo;
+
         [Test]
         public void TestBasic()
         {
             AddStep("Add logo", () =>
             {
-                Child = new OsuLogo
+                Child = logo = new OsuLogo
                 {
                     Anchor = Anchor.Centre,
                     Origin = Anchor.Centre,
                 };
             });
+
+            AddSliderStep("scale", 0.1, 2, 1, scale =>
+            {
+                if (logo != null)
+                    Child.Scale = new Vector2((float)scale);
+            });
         }
     }
 }

osu.Game.Tournament/Components/SongBar.cs

@@ -15,6 +15,7 @@ using osu.Game.Graphics;
 using osu.Game.Models;
 using osu.Game.Rulesets;
 using osu.Game.Screens.Menu;
+using osu.Game.Utils;
 using osuTK;
 using osuTK.Graphics;
 
@@ -207,7 +208,7 @@ namespace osu.Game.Tournament.Components
                                         Children = new Drawable[]
                                         {
                                             new DiffPiece(stats),
-                                            new DiffPiece(("Star Rating", $"{beatmap.StarRating:0.00}{srExtra}"))
+                                            new DiffPiece(("Star Rating", $"{beatmap.StarRating.FormatStarRating()}{srExtra}"))
                                         }
                                     },
                                     new FillFlowContainer

osu.Game/Beatmaps/Beatmap.cs

@@ -139,6 +139,8 @@ namespace osu.Game.Beatmaps
 
         public int CountdownOffset { get; set; }
 
+        public int[] Bookmarks { get; set; } = Array.Empty<int>();
+
         IBeatmap IBeatmap.Clone() => Clone();
 
         public Beatmap<T> Clone() => (Beatmap<T>)MemberwiseClone();

osu.Game/Beatmaps/BeatmapConverter.cs

@@ -85,6 +85,7 @@ namespace osu.Game.Beatmaps
             beatmap.TimelineZoom = original.TimelineZoom;
             beatmap.Countdown = original.Countdown;
             beatmap.CountdownOffset = original.CountdownOffset;
+            beatmap.Bookmarks = original.Bookmarks;
 
             return beatmap;
         }

osu.Game/Beatmaps/BeatmapInfo.cs

@@ -231,9 +231,6 @@ namespace osu.Game.Beatmaps
         [Obsolete("Use ScoreManager.GetMaximumAchievableComboAsync instead.")]
         public int? MaxCombo { get; set; }
 
-        [Ignored]
-        public int[] Bookmarks { get; set; } = Array.Empty<int>();
-
         public int BeatmapVersion;
 
         public BeatmapInfo Clone() => (BeatmapInfo)this.Detach().MemberwiseClone();

osu.Game/Beatmaps/BeatmapManager.cs

@@ -15,6 +15,7 @@ using osu.Framework.Audio.Track;
 using osu.Framework.Extensions;
 using osu.Framework.IO.Stores;
 using osu.Framework.Platform;
+using osu.Game.Beatmaps.ControlPoints;
 using osu.Game.Beatmaps.Formats;
 using osu.Game.Database;
 using osu.Game.Extensions;
@@ -154,9 +155,20 @@ namespace osu.Game.Beatmaps
                 DifficultyName = NamingUtils.GetNextBestName(targetBeatmapSet.Beatmaps.Select(b => b.DifficultyName), "New Difficulty")
             };
             var newBeatmap = new Beatmap { BeatmapInfo = newBeatmapInfo };
+
             foreach (var timingPoint in referenceWorkingBeatmap.Beatmap.ControlPointInfo.TimingPoints)
                 newBeatmap.ControlPointInfo.Add(timingPoint.Time, timingPoint.DeepClone());
 
+            foreach (var effectPoint in referenceWorkingBeatmap.Beatmap.ControlPointInfo.EffectPoints)
+            {
+                var clonedEffectPoint = (EffectControlPoint)effectPoint.DeepClone();
+
+                if (!rulesetInfo.Equals(referenceWorkingBeatmap.BeatmapInfo.Ruleset))
+                    clonedEffectPoint.ScrollSpeedBindable.SetDefault();
+
+                newBeatmap.ControlPointInfo.Add(clonedEffectPoint.Time, clonedEffectPoint);
+            }
+
             return addDifficultyToSet(targetBeatmapSet, newBeatmap, referenceWorkingBeatmap.Skin);
         }
 

osu.Game/Beatmaps/DifficultyRecommender.cs

@@ -1,12 +1,9 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System;
 using System.Collections.Generic;
 using System.Linq;
-using JetBrains.Annotations;
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
 using osu.Framework.Extensions.ObjectExtensions;
@@ -23,10 +20,12 @@ namespace osu.Game.Beatmaps
     /// </summary>
     public partial class DifficultyRecommender : Component
     {
+        public event Action? StarRatingUpdated;
+
         private readonly LocalUserStatisticsProvider statisticsProvider;
 
         [Resolved]
-        private Bindable<RulesetInfo> gameRuleset { get; set; }
+        private Bindable<RulesetInfo> gameRuleset { get; set; } = null!;
 
         [Resolved]
         private RulesetStore rulesets { get; set; } = null!;
@@ -78,10 +77,18 @@ namespace osu.Game.Beatmaps
 
         private void updateMapping(RulesetInfo ruleset, UserStatistics statistics)
         {
-            // algorithm taken from https://github.com/ppy/osu-web/blob/e6e2825516449e3d0f3f5e1852c6bdd3428c3437/app/Models/User.php#L1505
-            recommendedDifficultyMapping[ruleset.ShortName] = Math.Pow((double)(statistics.PP ?? 0), 0.4) * 0.195;
+            // algorithm taken from https://github.com/ppy/osu-web/blob/027026fccc91525e39cee5d2f369f1b343eb1bf1/app/Models/UserStatistics/Model.php#L93-L94
+            recommendedDifficultyMapping[ruleset.ShortName] =
+                ruleset.ShortName == @"taiko"
+                    ? Math.Pow((double)(statistics.PP ?? 0), 0.35) * 0.27
+                    : Math.Pow((double)(statistics.PP ?? 0), 0.4) * 0.195;
+
+            StarRatingUpdated?.Invoke();
         }
 
+        public double? GetRecommendedStarRatingFor(RulesetInfo ruleset)
+            => recommendedDifficultyMapping.TryGetValue(ruleset.ShortName, out double starRating) ? starRating : null;
+
         /// <summary>
         /// Find the recommended difficulty from a selection of available difficulties for the current local user.
         /// </summary>
@@ -90,15 +97,14 @@ namespace osu.Game.Beatmaps
         /// </remarks>
         /// <param name="beatmaps">A collection of beatmaps to select a difficulty from.</param>
         /// <returns>The recommended difficulty, or null if a recommendation could not be provided.</returns>
-        [CanBeNull]
-        public BeatmapInfo GetRecommendedBeatmap(IEnumerable<BeatmapInfo> beatmaps)
+        public BeatmapInfo? GetRecommendedBeatmap(IEnumerable<BeatmapInfo> beatmaps)
         {
             foreach (string r in orderedRulesets)
             {
                 if (!recommendedDifficultyMapping.TryGetValue(r, out double recommendation))
                     continue;
 
-                BeatmapInfo beatmapInfo = beatmaps.Where(b => b.Ruleset.ShortName.Equals(r, StringComparison.Ordinal)).MinBy(b =>
+                BeatmapInfo? beatmapInfo = beatmaps.Where(b => b.Ruleset.ShortName.Equals(r, StringComparison.Ordinal)).MinBy(b =>
                 {
                     double difference = b.StarRating - recommendation;
                     return difference >= 0 ? difference * 2 : difference * -1; // prefer easier over harder

osu.Game/Beatmaps/Drawables/StarRatingDisplay.cs

@@ -5,7 +5,6 @@ using System;
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
 using osu.Framework.Extensions.Color4Extensions;
-using osu.Framework.Extensions.LocalisationExtensions;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Shapes;
@@ -14,6 +13,7 @@ using osu.Framework.Graphics.UserInterface;
 using osu.Game.Graphics;
 using osu.Game.Graphics.Sprites;
 using osu.Game.Overlays;
+using osu.Game.Utils;
 using osuTK;
 using osuTK.Graphics;
 
@@ -156,7 +156,7 @@ namespace osu.Game.Beatmaps.Drawables
 
             displayedStars.BindValueChanged(s =>
             {
-                starsText.Text = s.NewValue < 0 ? "-" : s.NewValue.ToLocalisableString("0.00");
+                starsText.Text = s.NewValue < 0 ? "-" : s.NewValue.FormatStarRating();
 
                 background.Colour = colours.ForStarDifficulty(s.NewValue);
 

osu.Game/Beatmaps/Formats/LegacyBeatmapDecoder.cs

@@ -51,7 +51,7 @@ namespace osu.Game.Beatmaps.Formats
         }
 
         /// <summary>
-        /// Whether or not beatmap or runtime offsets should be applied. Defaults on; only disable for testing purposes.
+        /// Whether beatmap or runtime offsets should be applied. Defaults on; only disable for testing purposes.
         /// </summary>
         public bool ApplyOffsets = true;
 
@@ -305,7 +305,7 @@ namespace osu.Game.Beatmaps.Formats
             switch (pair.Key)
             {
                 case @"Bookmarks":
-                    beatmap.BeatmapInfo.Bookmarks = pair.Value.Split(',').Select(v =>
+                    beatmap.Bookmarks = pair.Value.Split(',').Select(v =>
                     {
                         bool result = int.TryParse(v, out int val);
                         return new { result, val };

osu.Game/Beatmaps/Formats/LegacyBeatmapEncoder.cs

@@ -110,8 +110,8 @@ namespace osu.Game.Beatmaps.Formats
         {
             writer.WriteLine("[Editor]");
 
-            if (beatmap.BeatmapInfo.Bookmarks.Length > 0)
-                writer.WriteLine(FormattableString.Invariant($"Bookmarks: {string.Join(',', beatmap.BeatmapInfo.Bookmarks)}"));
+            if (beatmap.Bookmarks.Length > 0)
+                writer.WriteLine(FormattableString.Invariant($"Bookmarks: {string.Join(',', beatmap.Bookmarks)}"));
             writer.WriteLine(FormattableString.Invariant($"DistanceSpacing: {beatmap.DistanceSpacing}"));
             writer.WriteLine(FormattableString.Invariant($"BeatDivisor: {beatmap.BeatmapInfo.BeatDivisor}"));
             writer.WriteLine(FormattableString.Invariant($"GridSize: {beatmap.GridSize}"));

osu.Game/Beatmaps/IBeatmap.cs

@@ -107,6 +107,8 @@ namespace osu.Game.Beatmaps
         /// </summary>
         int CountdownOffset { get; internal set; }
 
+        int[] Bookmarks { get; internal set; }
+
         /// <summary>
         /// Creates a shallow-clone of this beatmap and returns it.
         /// </summary>

osu.Game/Configuration/OsuConfigManager.cs

@@ -202,6 +202,7 @@ namespace osu.Game.Configuration
             SetDefault(OsuSetting.HideCountryFlags, false);
 
             SetDefault(OsuSetting.MultiplayerRoomFilter, RoomPermissionsFilter.All);
+            SetDefault(OsuSetting.MultiplayerShowInProgressFilter, true);
 
             SetDefault(OsuSetting.LastProcessedMetadataId, -1);
 
@@ -447,6 +448,7 @@ namespace osu.Game.Configuration
         EditorRotationOrigin,
         EditorTimelineShowBreaks,
         EditorAdjustExistingObjectsOnTimingChanges,
-        AlwaysRequireHoldingForPause
+        AlwaysRequireHoldingForPause,
+        MultiplayerShowInProgressFilter,
     }
 }

osu.Game/Database/BeatmapStore.cs

@@ -0,0 +1,35 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using System.Threading;
+using osu.Framework.Bindables;
+using osu.Framework.Graphics;
+using osu.Game.Beatmaps;
+
+namespace osu.Game.Database
+{
+    /// <summary>
+    /// A store which contains a thread-safe representation of beatmaps available game-wide.
+    /// This exposes changes to available beatmaps, such as post-import or deletion.
+    /// </summary>
+    /// <remarks>
+    /// The main goal of classes which implement this interface should be to provide change
+    /// tracking and thread safety in a performant way, rather than having to worry about such
+    /// concerns at the point of usage.
+    /// </remarks>
+    public abstract partial class BeatmapStore : Component
+    {
+        /// <summary>
+        /// Get all available beatmaps.
+        /// </summary>
+        /// <param name="cancellationToken">A cancellation token which allows early abort from the operation.</param>
+        /// <returns>A bindable list of all available beatmap sets.</returns>
+        /// <remarks>
+        /// This operation may block during the initial load process.
+        ///
+        /// It is generally expected that once a beatmap store is in a good state, the overhead of this call
+        /// should be negligible.
+        /// </remarks>
+        public abstract IBindableList<BeatmapSetInfo> GetBeatmapSets(CancellationToken? cancellationToken);
+    }
+}

osu.Game/Database/LegacyExporter.cs

@@ -9,6 +9,7 @@ using System.Threading;
 using System.Threading.Tasks;
 using osu.Framework.Platform;
 using osu.Game.Extensions;
+using osu.Game.IO;
 using osu.Game.Overlays.Notifications;
 using osu.Game.Utils;
 using Realms;
@@ -46,7 +47,7 @@ namespace osu.Game.Database
 
         protected LegacyExporter(Storage storage)
         {
-            exportStorage = storage.GetStorageForDirectory(@"exports");
+            exportStorage = (storage as OsuStorage)?.GetExportStorage() ?? storage.GetStorageForDirectory(@"exports");
             UserFileStorage = storage.GetStorageForDirectory(@"files");
         }
 

osu.Game/Database/RealmDetachedBeatmapStore.cs

@@ -8,14 +8,13 @@ using System.Threading;
 using System.Threading.Tasks;
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
-using osu.Framework.Graphics;
 using osu.Game.Beatmaps;
 using osu.Game.Online.Multiplayer;
 using Realms;
 
 namespace osu.Game.Database
 {
-    public partial class DetachedBeatmapStore : Component
+    public partial class RealmDetachedBeatmapStore : BeatmapStore
     {
         private readonly ManualResetEventSlim loaded = new ManualResetEventSlim();
 
@@ -28,7 +27,7 @@ namespace osu.Game.Database
         [Resolved]
         private RealmAccess realm { get; set; } = null!;
 
-        public IBindableList<BeatmapSetInfo> GetDetachedBeatmaps(CancellationToken? cancellationToken)
+        public override IBindableList<BeatmapSetInfo> GetBeatmapSets(CancellationToken? cancellationToken)
         {
             loaded.Wait(cancellationToken ?? CancellationToken.None);
             return detachedBeatmapSets.GetBoundCopy();

osu.Game/Graphics/OsuColour.cs

@@ -195,6 +195,27 @@ namespace osu.Game.Graphics
             }
         }
 
+        /// <summary>
+        /// Retrieves the accent colour representing a <see cref="Room"/>'s current status.
+        /// </summary>
+        public Color4 ForRoomStatus(Room room)
+        {
+            if (room.HasEnded)
+                return YellowDarker;
+
+            switch (room.Status)
+            {
+                case RoomStatus.Playing:
+                    return Purple;
+
+                default:
+                    if (room.HasPassword)
+                        return GreenDark;
+
+                    return GreenLight;
+            }
+        }
+
         /// <summary>
         /// Retrieves colour for a <see cref="RankingTier"/>.
         /// See https://www.figma.com/file/YHWhp9wZ089YXgB7pe6L1k/Tier-Colours

osu.Game/Graphics/UserInterfaceV2/FormFileSelector.cs

@@ -242,20 +242,26 @@ namespace osu.Game.Graphics.UserInterfaceV2
 
         Task ICanAcceptFiles.Import(ImportTask[] tasks, ImportParameters parameters) => throw new NotImplementedException();
 
+        protected virtual FileChooserPopover CreatePopover(string[] handledExtensions, Bindable<FileInfo?> current, string? chooserPath) => new FileChooserPopover(handledExtensions, current, chooserPath);
+
         public Popover GetPopover()
         {
-            var popover = new FileChooserPopover(handledExtensions, Current, initialChooserPath);
+            var popover = CreatePopover(handledExtensions, Current, initialChooserPath);
             popoverState.UnbindBindings();
             popoverState.BindTo(popover.State);
             return popover;
         }
 
-        private partial class FileChooserPopover : OsuPopover
+        protected partial class FileChooserPopover : OsuPopover
         {
             protected override string PopInSampleName => "UI/overlay-big-pop-in";
             protected override string PopOutSampleName => "UI/overlay-big-pop-out";
 
-            public FileChooserPopover(string[] handledExtensions, Bindable<FileInfo?> currentFile, string? chooserPath)
+            private readonly Bindable<FileInfo?> current = new Bindable<FileInfo?>();
+
+            protected OsuFileSelector FileSelector;
+
+            public FileChooserPopover(string[] handledExtensions, Bindable<FileInfo?> current, string? chooserPath)
                 : base(false)
             {
                 Child = new Container
@@ -264,12 +270,13 @@ namespace osu.Game.Graphics.UserInterfaceV2
                     // simplest solution to avoid underlying text to bleed through the bottom border
                     // https://github.com/ppy/osu/pull/30005#issuecomment-2378884430
                     Padding = new MarginPadding { Bottom = 1 },
-                    Child = new OsuFileSelector(chooserPath, handledExtensions)
+                    Child = FileSelector = new OsuFileSelector(chooserPath, handledExtensions)
                     {
                         RelativeSizeAxes = Axes.Both,
-                        CurrentFile = { BindTarget = currentFile }
                     },
                 };
+
+                this.current.BindTo(current);
             }
 
             [BackgroundDependencyLoader]
@@ -292,6 +299,19 @@ namespace osu.Game.Graphics.UserInterfaceV2
                     }
                 });
             }
+
+            protected override void LoadComplete()
+            {
+                base.LoadComplete();
+
+                FileSelector.CurrentFile.ValueChanged += f =>
+                {
+                    if (f.NewValue != null)
+                        OnFileSelected(f.NewValue);
+                };
+            }
+
+            protected virtual void OnFileSelected(FileInfo file) => current.Value = file;
         }
     }
 }

osu.Game/IO/OsuStorage.cs

@@ -61,6 +61,11 @@ namespace osu.Game.IO
                 TryChangeToCustomStorage(out Error);
         }
 
+        /// <summary>
+        /// Returns the <see cref="Storage"/> used for storing exported files.
+        /// </summary>
+        public virtual Storage GetExportStorage() => GetStorageForDirectory(@"exports");
+
         /// <summary>
         /// Resets the custom storage path, changing the target storage to the default location.
         /// </summary>

osu.Game/IO/Serialization/Converters/TypedListConverter.cs

@@ -62,8 +62,12 @@ namespace osu.Game.IO.Serialization.Converters
                 if (tok["$type"] == null)
                     throw new JsonException("Expected $type token.");
 
-                string typeName = lookupTable[(int)tok["$type"]];
-                var instance = (T)Activator.CreateInstance(Type.GetType(typeName).AsNonNull())!;
+                // Prevent instantiation of types that do not inherit the type targetted by this converter
+                Type type = Type.GetType(lookupTable[(int)tok["$type"]]).AsNonNull();
+                if (!type.IsAssignableTo(typeof(T)))
+                    continue;
+
+                var instance = (T)Activator.CreateInstance(type)!;
                 serializer.Populate(itemReader, instance);
 
                 list.Add(instance);

osu.Game/Input/Bindings/GlobalActionContainer.cs

@@ -152,6 +152,10 @@ namespace osu.Game.Input.Bindings
             new KeyBinding(new[] { InputKey.Control, InputKey.Right }, GlobalAction.EditorSeekToNextHitObject),
             new KeyBinding(new[] { InputKey.Control, InputKey.Shift, InputKey.Left }, GlobalAction.EditorSeekToPreviousSamplePoint),
             new KeyBinding(new[] { InputKey.Control, InputKey.Shift, InputKey.Right }, GlobalAction.EditorSeekToNextSamplePoint),
+            new KeyBinding(new[] { InputKey.Control, InputKey.B }, GlobalAction.EditorAddBookmark),
+            new KeyBinding(new[] { InputKey.Control, InputKey.Shift, InputKey.B }, GlobalAction.EditorRemoveClosestBookmark),
+            new KeyBinding(new[] { InputKey.Alt, InputKey.Left }, GlobalAction.EditorSeekToPreviousBookmark),
+            new KeyBinding(new[] { InputKey.Alt, InputKey.Right }, GlobalAction.EditorSeekToNextBookmark),
         };
 
         private static IEnumerable<KeyBinding> editorTestPlayKeyBindings => new[]
@@ -476,6 +480,18 @@ namespace osu.Game.Input.Bindings
 
         [LocalisableDescription(typeof(GlobalActionKeyBindingStrings), nameof(GlobalActionKeyBindingStrings.EditorCycleGridType))]
         EditorCycleGridType,
+
+        [LocalisableDescription(typeof(GlobalActionKeyBindingStrings), nameof(GlobalActionKeyBindingStrings.EditorAddBookmark))]
+        EditorAddBookmark,
+
+        [LocalisableDescription(typeof(GlobalActionKeyBindingStrings), nameof(GlobalActionKeyBindingStrings.EditorRemoveClosestBookmark))]
+        EditorRemoveClosestBookmark,
+
+        [LocalisableDescription(typeof(GlobalActionKeyBindingStrings), nameof(GlobalActionKeyBindingStrings.EditorSeekToPreviousBookmark))]
+        EditorSeekToPreviousBookmark,
+
+        [LocalisableDescription(typeof(GlobalActionKeyBindingStrings), nameof(GlobalActionKeyBindingStrings.EditorSeekToNextBookmark))]
+        EditorSeekToNextBookmark,
     }
 
     public enum GlobalActionCategory

osu.Game/Localisation/EditorSetupStrings.cs

@@ -198,6 +198,21 @@ namespace osu.Game.Localisation
         /// </summary>
         public static LocalisableString ClickToSelectBackground => new TranslatableString(getKey(@"click_to_select_background"), @"Click to select a background image");
 
+        /// <summary>
+        /// "Apply this change to all difficulties?"
+        /// </summary>
+        public static LocalisableString ApplicationScopeSelectionTitle => new TranslatableString(getKey(@"application_scope_selection_title"), @"Apply this change to all difficulties?");
+
+        /// <summary>
+        /// "Apply to all difficulties"
+        /// </summary>
+        public static LocalisableString ApplyToAllDifficulties => new TranslatableString(getKey(@"apply_to_all_difficulties"), @"Apply to all difficulties");
+
+        /// <summary>
+        /// "Only apply to this difficulty"
+        /// </summary>
+        public static LocalisableString ApplyToThisDifficulty => new TranslatableString(getKey(@"apply_to_this_difficulty"), @"Only apply to this difficulty");
+
         /// <summary>
         /// "Ruleset ({0})"
         /// </summary>

osu.Game/Localisation/EditorStrings.cs

@@ -154,6 +154,36 @@ namespace osu.Game.Localisation
         /// </summary>
         public static LocalisableString TimelineShowTicks => new TranslatableString(getKey(@"timeline_show_ticks"), @"Show ticks");
 
+        /// <summary>
+        /// "Bookmarks"
+        /// </summary>
+        public static LocalisableString Bookmarks => new TranslatableString(getKey(@"bookmarks"), @"Bookmarks");
+
+        /// <summary>
+        /// "Add bookmark"
+        /// </summary>
+        public static LocalisableString AddBookmark => new TranslatableString(getKey(@"add_bookmark"), @"Add bookmark");
+
+        /// <summary>
+        /// "Remove closest bookmark"
+        /// </summary>
+        public static LocalisableString RemoveClosestBookmark => new TranslatableString(getKey(@"remove_closest_bookmark"), @"Remove closest bookmark");
+
+        /// <summary>
+        /// "Seek to previous bookmark"
+        /// </summary>
+        public static LocalisableString SeekToPreviousBookmark => new TranslatableString(getKey(@"seek_to_previous_bookmark"), @"Seek to previous bookmark");
+
+        /// <summary>
+        /// "Seek to next bookmark"
+        /// </summary>
+        public static LocalisableString SeekToNextBookmark => new TranslatableString(getKey(@"seek_to_next_bookmark"), @"Seek to next bookmark");
+
+        /// <summary>
+        /// "Reset bookmarks"
+        /// </summary>
+        public static LocalisableString ResetBookmarks => new TranslatableString(getKey(@"reset_bookmarks"), @"Reset bookmarks");
+
         private static string getKey(string key) => $@"{prefix}:{key}";
     }
-}
+}

osu.Game/Localisation/GlobalActionKeyBindingStrings.cs

@@ -429,6 +429,26 @@ namespace osu.Game.Localisation
         /// </summary>
         public static LocalisableString EditorSeekToNextSamplePoint => new TranslatableString(getKey(@"editor_seek_to_next_sample_point"), @"Seek to next sample point");
 
+        /// <summary>
+        /// "Add bookmark"
+        /// </summary>
+        public static LocalisableString EditorAddBookmark => new TranslatableString(getKey(@"editor_add_bookmark"), @"Add bookmark");
+
+        /// <summary>
+        /// "Remove closest bookmark"
+        /// </summary>
+        public static LocalisableString EditorRemoveClosestBookmark => new TranslatableString(getKey(@"editor_remove_closest_bookmark"), @"Remove closest bookmark");
+
+        /// <summary>
+        /// "Seek to previous bookmark"
+        /// </summary>
+        public static LocalisableString EditorSeekToPreviousBookmark => new TranslatableString(getKey(@"editor_seek_to_previous_bookmark"), @"Seek to previous bookmark");
+
+        /// <summary>
+        /// "Seek to next bookmark"
+        /// </summary>
+        public static LocalisableString EditorSeekToNextBookmark => new TranslatableString(getKey(@"editor_seek_to_next_bookmark"), @"Seek to next bookmark");
+
         private static string getKey(string key) => $@"{prefix}:{key}";
     }
 }

osu.Game/Localisation/RoomStatusPillStrings.cs

@@ -0,0 +1,34 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using osu.Framework.Localisation;
+
+namespace osu.Game.Localisation
+{
+    public static class RoomStatusPillStrings
+    {
+        private const string prefix = @"osu.Game.Resources.Localisation.RoomStatusPill";
+
+        /// <summary>
+        /// "Ended"
+        /// </summary>
+        public static LocalisableString Ended => new TranslatableString(getKey(@"ended"), @"Ended");
+
+        /// <summary>
+        /// "Playing"
+        /// </summary>
+        public static LocalisableString Playing => new TranslatableString(getKey(@"playing"), @"Playing");
+
+        /// <summary>
+        /// "Open (Private)"
+        /// </summary>
+        public static LocalisableString OpenPrivate => new TranslatableString(getKey(@"open_private"), @"Open (Private)");
+
+        /// <summary>
+        /// "Open"
+        /// </summary>
+        public static LocalisableString Open => new TranslatableString(getKey(@"open"), @"Open");
+
+        private static string getKey(string key) => $@"{prefix}:{key}";
+    }
+}

osu.Game/Online/Multiplayer/MultiplayerClient.cs

@@ -18,7 +18,6 @@ using osu.Game.Online.API.Requests;
 using osu.Game.Online.API.Requests.Responses;
 using osu.Game.Online.Multiplayer.Countdown;
 using osu.Game.Online.Rooms;
-using osu.Game.Online.Rooms.RoomStatuses;
 using osu.Game.Overlays.Notifications;
 using osu.Game.Rulesets;
 using osu.Game.Rulesets.Mods;
@@ -395,15 +394,17 @@ namespace osu.Game.Online.Multiplayer
                 switch (state)
                 {
                     case MultiplayerRoomState.Open:
-                        APIRoom.Status = APIRoom.HasPassword ? new RoomStatusOpenPrivate() : new RoomStatusOpen();
+                        APIRoom.Status = RoomStatus.Idle;
                         break;
 
+                    case MultiplayerRoomState.WaitingForLoad:
                     case MultiplayerRoomState.Playing:
-                        APIRoom.Status = new RoomStatusPlaying();
+                        APIRoom.Status = RoomStatus.Playing;
                         break;
 
                     case MultiplayerRoomState.Closed:
-                        APIRoom.Status = new RoomStatusEnded();
+                        APIRoom.EndDate = DateTimeOffset.Now;
+                        APIRoom.Status = RoomStatus.Idle;
                         break;
                 }
 
@@ -821,7 +822,6 @@ namespace osu.Game.Online.Multiplayer
             Room.Settings = settings;
             APIRoom.Name = Room.Settings.Name;
             APIRoom.Password = Room.Settings.Password;
-            APIRoom.Status = string.IsNullOrEmpty(Room.Settings.Password) ? new RoomStatusOpen() : new RoomStatusOpenPrivate();
             APIRoom.Type = Room.Settings.MatchType;
             APIRoom.QueueMode = Room.Settings.QueueMode;
             APIRoom.AutoStartDuration = Room.Settings.AutoStartDuration;

osu.Game/Online/Rooms/GetRoomsRequest.cs

@@ -11,28 +11,33 @@ namespace osu.Game.Online.Rooms
 {
     public class GetRoomsRequest : APIRequest<List<Room>>
     {
-        private readonly RoomStatusFilter status;
+        private readonly RoomModeFilter mode;
+        private readonly RoomStatusFilter? status;
         private readonly string category;
 
-        public GetRoomsRequest(RoomStatusFilter status, string category)
+        public GetRoomsRequest(FilterCriteria filterCriteria)
         {
-            this.status = status;
-            this.category = category;
+            mode = filterCriteria.Mode;
+            category = filterCriteria.Category;
+            status = filterCriteria.Status;
         }
 
         protected override WebRequest CreateWebRequest()
         {
             var req = base.CreateWebRequest();
 
-            if (status != RoomStatusFilter.Open)
-                req.AddParameter("mode", status.ToString().ToSnakeCase().ToLowerInvariant());
+            if (mode != RoomModeFilter.Open)
+                req.AddParameter(@"mode", mode.ToString().ToSnakeCase().ToLowerInvariant());
+
+            if (status != null)
+                req.AddParameter(@"status", status.Value.ToString().ToSnakeCase().ToLowerInvariant());
 
             if (!string.IsNullOrEmpty(category))
-                req.AddParameter("category", category);
+                req.AddParameter(@"category", category);
 
             return req;
         }
 
-        protected override string Target => "rooms";
+        protected override string Target => @"rooms";
     }
 }

osu.Game/Online/Rooms/Room.cs

@@ -6,12 +6,10 @@ using System.Collections.Generic;
 using System.ComponentModel;
 using System.Linq;
 using System.Runtime.CompilerServices;
-using System.Runtime.Serialization;
 using Newtonsoft.Json;
 using osu.Game.IO.Serialization.Converters;
 using osu.Game.Online.API.Requests.Responses;
 using osu.Game.Online.Multiplayer;
-using osu.Game.Online.Rooms.RoomStatuses;
 
 namespace osu.Game.Online.Rooms
 {
@@ -248,7 +246,7 @@ namespace osu.Game.Online.Rooms
         }
 
         /// <summary>
-        /// The current room status.
+        /// The current status of the room.
         /// </summary>
         public RoomStatus Status
         {
@@ -265,18 +263,6 @@ namespace osu.Game.Online.Rooms
             set => SetField(ref availability, value);
         }
 
-        [OnDeserialized]
-        private void onDeserialised(StreamingContext context)
-        {
-            // API doesn't populate status so let's do it here.
-            if (EndDate != null && DateTimeOffset.Now >= EndDate)
-                Status = new RoomStatusEnded();
-            else if (HasPassword)
-                Status = new RoomStatusOpenPrivate();
-            else
-                Status = new RoomStatusOpen();
-        }
-
         [JsonProperty("id")]
         private long? roomId;
 
@@ -349,8 +335,9 @@ namespace osu.Game.Online.Rooms
         [JsonProperty("channel_id")]
         private int channelId;
 
-        // Not serialised (see: GetRoomsRequest).
-        private RoomStatus status = new RoomStatusOpen();
+        [JsonProperty("status")]
+        [JsonConverter(typeof(SnakeCaseStringEnumConverter))]
+        private RoomStatus status;
 
         // Not yet serialised (not implemented).
         private RoomAvailability availability;
@@ -388,6 +375,15 @@ namespace osu.Game.Online.Rooms
             RecentParticipants = other.RecentParticipants;
         }
 
+        /// <summary>
+        /// Whether the room is no longer available.
+        /// </summary>
+        /// <remarks>
+        /// This property does not update in real-time and needs to be queried periodically.
+        /// Subscribe to <see cref="EndDate"/> to be notified of any immediate changes.
+        /// </remarks>
+        public bool HasEnded => DateTimeOffset.Now >= EndDate;
+
         [JsonObject(MemberSerialization.OptIn)]
         public class RoomPlaylistItemStats
         {

osu.Game/Online/Rooms/RoomStatus.cs

@@ -1,19 +1,11 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
-using osu.Game.Graphics;
-using osuTK.Graphics;
-
 namespace osu.Game.Online.Rooms
 {
-    public abstract class RoomStatus
+    public enum RoomStatus
     {
-        public abstract string Message { get; }
-        public abstract Color4 GetAppropriateColour(OsuColour colours);
-
-        public override int GetHashCode() => GetType().GetHashCode();
-        public override bool Equals(object obj) => GetType() == obj?.GetType();
+        Idle,
+        Playing,
     }
 }

osu.Game/Online/Rooms/RoomStatuses/RoomStatusEnded.cs

@@ -1,14 +0,0 @@
-// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
-// See the LICENCE file in the repository root for full licence text.
-
-using osu.Game.Graphics;
-using osuTK.Graphics;
-
-namespace osu.Game.Online.Rooms.RoomStatuses
-{
-    public class RoomStatusEnded : RoomStatus
-    {
-        public override string Message => "Ended";
-        public override Color4 GetAppropriateColour(OsuColour colours) => colours.YellowDarker;
-    }
-}

osu.Game/Online/Rooms/RoomStatuses/RoomStatusOpen.cs

@@ -1,14 +0,0 @@
-// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
-// See the LICENCE file in the repository root for full licence text.
-
-using osu.Game.Graphics;
-using osuTK.Graphics;
-
-namespace osu.Game.Online.Rooms.RoomStatuses
-{
-    public class RoomStatusOpen : RoomStatus
-    {
-        public override string Message => "Open";
-        public override Color4 GetAppropriateColour(OsuColour colours) => colours.GreenLight;
-    }
-}

osu.Game/Online/Rooms/RoomStatuses/RoomStatusOpenPrivate.cs

@@ -1,14 +0,0 @@
-// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
-// See the LICENCE file in the repository root for full licence text.
-
-using osu.Game.Graphics;
-using osuTK.Graphics;
-
-namespace osu.Game.Online.Rooms.RoomStatuses
-{
-    public class RoomStatusOpenPrivate : RoomStatus
-    {
-        public override string Message => "Open (Private)";
-        public override Color4 GetAppropriateColour(OsuColour colours) => colours.GreenDark;
-    }
-}

osu.Game/Online/Rooms/RoomStatuses/RoomStatusPlaying.cs

@@ -1,14 +0,0 @@
-// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
-// See the LICENCE file in the repository root for full licence text.
-
-using osu.Game.Graphics;
-using osuTK.Graphics;
-
-namespace osu.Game.Online.Rooms.RoomStatuses
-{
-    public class RoomStatusPlaying : RoomStatus
-    {
-        public override string Message => "Playing";
-        public override Color4 GetAppropriateColour(OsuColour colours) => colours.Purple;
-    }
-}

osu.Game/OsuGame.cs

@@ -1143,7 +1143,7 @@ namespace osu.Game
             loadComponentSingleFile(new MedalOverlay(), topMostOverlayContent.Add);
 
             loadComponentSingleFile(new BackgroundDataStoreProcessor(), Add);
-            loadComponentSingleFile(new DetachedBeatmapStore(), Add, true);
+            loadComponentSingleFile<BeatmapStore>(new RealmDetachedBeatmapStore(), Add, true);
 
             Add(externalLinkOpener = new ExternalLinkOpener());
             Add(new MusicKeyBindingHandler());

osu.Game/Overlays/BeatmapListing/BeatmapListingSearchControl.cs

@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System;
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
@@ -29,7 +27,7 @@ namespace osu.Game.Overlays.BeatmapListing
         /// <summary>
         /// Any time the text box receives key events (even while masked).
         /// </summary>
-        public Action TypingStarted;
+        public Action? TypingStarted;
 
         public Bindable<string> Query => textBox.Current;
 
@@ -51,7 +49,7 @@ namespace osu.Game.Overlays.BeatmapListing
 
         public Bindable<SearchExplicit> ExplicitContent => explicitContentFilter.Current;
 
-        public APIBeatmapSet BeatmapSet
+        public APIBeatmapSet? BeatmapSet
         {
             set
             {
@@ -67,7 +65,7 @@ namespace osu.Game.Overlays.BeatmapListing
         }
 
         private readonly BeatmapSearchTextBox textBox;
-        private readonly BeatmapSearchMultipleSelectionFilterRow<SearchGeneral> generalFilter;
+        private readonly BeatmapSearchGeneralFilterRow generalFilter;
         private readonly BeatmapSearchRulesetFilterRow modeFilter;
         private readonly BeatmapSearchFilterRow<SearchCategory> categoryFilter;
         private readonly BeatmapSearchFilterRow<SearchGenre> genreFilter;
@@ -151,7 +149,7 @@ namespace osu.Game.Overlays.BeatmapListing
             categoryFilter.Current.Value = SearchCategory.Leaderboard;
         }
 
-        private IBindable<bool> allowExplicitContent;
+        private IBindable<bool> allowExplicitContent = null!;
 
         [BackgroundDependencyLoader]
         private void load(OverlayColourProvider colourProvider, OsuConfigManager config)
@@ -165,6 +163,13 @@ namespace osu.Game.Overlays.BeatmapListing
             }, true);
         }
 
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            generalFilter.Ruleset.BindTo(Ruleset);
+        }
+
         public void TakeFocus() => textBox.TakeFocus();
 
         private partial class BeatmapSearchTextBox : BasicSearchTextBox
@@ -172,7 +177,7 @@ namespace osu.Game.Overlays.BeatmapListing
             /// <summary>
             /// Any time the text box receives key events (even while masked).
             /// </summary>
-            public Action TextChanged;
+            public Action? TextChanged;
 
             protected override Color4 SelectionColour => Color4.Gray;
 

osu.Game/Overlays/BeatmapListing/BeatmapSearchGeneralFilterRow.cs

@@ -1,18 +1,23 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System;
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
+using osu.Framework.Extensions;
 using osu.Framework.Graphics.Sprites;
 using osu.Framework.Input.Events;
+using osu.Framework.Localisation;
+using osu.Game.Beatmaps;
 using osu.Game.Configuration;
+using osu.Game.Extensions;
 using osu.Game.Graphics;
 using osu.Game.Localisation;
+using osu.Game.Online.API;
 using osu.Game.Overlays.Dialog;
 using osu.Game.Resources.Localisation.Web;
+using osu.Game.Rulesets;
+using osu.Game.Utils;
 using osuTK.Graphics;
 using CommonStrings = osu.Game.Resources.Localisation.Web.CommonStrings;
 
@@ -20,27 +25,97 @@ namespace osu.Game.Overlays.BeatmapListing
 {
     public partial class BeatmapSearchGeneralFilterRow : BeatmapSearchMultipleSelectionFilterRow<SearchGeneral>
     {
+        public readonly IBindable<RulesetInfo> Ruleset = new Bindable<RulesetInfo>();
+
         public BeatmapSearchGeneralFilterRow()
             : base(BeatmapsStrings.ListingSearchFiltersGeneral)
         {
         }
 
-        protected override MultipleSelectionFilter CreateMultipleSelectionFilter() => new GeneralFilter();
+        protected override MultipleSelectionFilter CreateMultipleSelectionFilter() => new GeneralFilter
+        {
+            Ruleset = { BindTarget = Ruleset }
+        };
 
         private partial class GeneralFilter : MultipleSelectionFilter
         {
+            public readonly IBindable<RulesetInfo> Ruleset = new Bindable<RulesetInfo>();
+
             protected override MultipleSelectionFilterTabItem CreateTabItem(SearchGeneral value)
             {
-                if (value == SearchGeneral.FeaturedArtists)
-                    return new FeaturedArtistsTabItem();
+                switch (value)
+                {
+                    case SearchGeneral.Recommended:
+                        return new RecommendedDifficultyTabItem
+                        {
+                            Ruleset = { BindTarget = Ruleset }
+                        };
 
-                return new MultipleSelectionFilterTabItem(value);
+                    case SearchGeneral.FeaturedArtists:
+                        return new FeaturedArtistsTabItem();
+
+                    default:
+                        return new MultipleSelectionFilterTabItem(value);
+                }
+            }
+        }
+
+        private partial class RecommendedDifficultyTabItem : MultipleSelectionFilterTabItem
+        {
+            public readonly IBindable<RulesetInfo> Ruleset = new Bindable<RulesetInfo>();
+
+            [Resolved]
+            private DifficultyRecommender? recommender { get; set; }
+
+            [Resolved]
+            private IAPIProvider api { get; set; } = null!;
+
+            [Resolved]
+            private RulesetStore rulesets { get; set; } = null!;
+
+            public RecommendedDifficultyTabItem()
+                : base(SearchGeneral.Recommended)
+            {
+            }
+
+            protected override void LoadComplete()
+            {
+                base.LoadComplete();
+
+                if (recommender != null)
+                    recommender.StarRatingUpdated += updateText;
+
+                Ruleset.BindValueChanged(_ => updateText(), true);
+            }
+
+            private void updateText()
+            {
+                // fallback to profile default game mode if beatmap listing mode filter is set to Any
+                // TODO: find a way to update `PlayMode` when the profile default game mode has changed
+                RulesetInfo? ruleset = Ruleset.Value.IsLegacyRuleset() ? Ruleset.Value : rulesets.GetRuleset(api.LocalUser.Value.PlayMode);
+
+                if (ruleset == null) return;
+
+                double? starRating = recommender?.GetRecommendedStarRatingFor(ruleset);
+
+                if (starRating != null)
+                    Text.Text = LocalisableString.Interpolate($"{Value.GetLocalisableDescription()} ({starRating.Value.FormatStarRating()})");
+                else
+                    Text.Text = Value.GetLocalisableDescription();
+            }
+
+            protected override void Dispose(bool isDisposing)
+            {
+                base.Dispose(isDisposing);
+
+                if (recommender != null)
+                    recommender.StarRatingUpdated -= updateText;
             }
         }
 
         private partial class FeaturedArtistsTabItem : MultipleSelectionFilterTabItem
         {
-            private Bindable<bool> disclaimerShown;
+            private Bindable<bool> disclaimerShown = null!;
 
             public FeaturedArtistsTabItem()
                 : base(SearchGeneral.FeaturedArtists)
@@ -48,13 +123,13 @@ namespace osu.Game.Overlays.BeatmapListing
             }
 
             [Resolved]
-            private OsuColour colours { get; set; }
+            private OsuColour colours { get; set; } = null!;
 
             [Resolved]
-            private SessionStatics sessionStatics { get; set; }
+            private SessionStatics sessionStatics { get; set; } = null!;
 
-            [Resolved(canBeNull: true)]
-            private IDialogOverlay dialogOverlay { get; set; }
+            [Resolved]
+            private IDialogOverlay? dialogOverlay { get; set; }
 
             protected override void LoadComplete()
             {

osu.Game/Overlays/BeatmapSet/BeatmapPicker.cs

@@ -21,6 +21,7 @@ using osu.Game.Graphics.Sprites;
 using osu.Game.Online.API.Requests.Responses;
 using osu.Game.Resources.Localisation.Web;
 using osu.Game.Rulesets;
+using osu.Game.Utils;
 using osuTK;
 
 namespace osu.Game.Overlays.BeatmapSet
@@ -185,7 +186,7 @@ namespace osu.Game.Overlays.BeatmapSet
                                                                 OnHovered = beatmap =>
                                                                 {
                                                                     showBeatmap(beatmap);
-                                                                    starRating.Text = beatmap.StarRating.ToLocalisableString(@"0.00");
+                                                                    starRating.Text = beatmap.StarRating.FormatStarRating();
                                                                     starRatingContainer.FadeIn(100);
                                                                 },
                                                                 OnClicked = beatmap => { Beatmap.Value = beatmap; },

osu.Game/Overlays/BeatmapSet/Scores/TopScoreStatisticsSection.cs

@@ -12,7 +12,6 @@ using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Shapes;
 using osu.Framework.Graphics.Sprites;
-using osu.Framework.Graphics.UserInterface;
 using osu.Framework.Localisation;
 using osu.Game.Beatmaps;
 using osu.Game.Graphics;
@@ -35,7 +34,7 @@ namespace osu.Game.Overlays.BeatmapSet.Scores
         private readonly FontUsage smallFont = OsuFont.GetFont(size: 16);
         private readonly FontUsage largeFont = OsuFont.GetFont(size: 22, weight: FontWeight.Light);
 
-        private readonly TextColumn totalScoreColumn;
+        private readonly TotalScoreColumn totalScoreColumn;
         private readonly TextColumn accuracyColumn;
         private readonly TextColumn maxComboColumn;
         private readonly TextColumn ppColumn;
@@ -67,7 +66,7 @@ namespace osu.Game.Overlays.BeatmapSet.Scores
                         Spacing = new Vector2(margin, 0),
                         Children = new Drawable[]
                         {
-                            totalScoreColumn = new TextColumn(BeatmapsetsStrings.ShowScoreboardHeadersScoreTotal, largeFont, top_columns_min_width),
+                            totalScoreColumn = new TotalScoreColumn(BeatmapsetsStrings.ShowScoreboardHeadersScoreTotal, largeFont, top_columns_min_width),
                             accuracyColumn = new TextColumn(BeatmapsetsStrings.ShowScoreboardHeadersAccuracy, largeFont, top_columns_min_width),
                             maxComboColumn = new TextColumn(BeatmapsetsStrings.ShowScoreboardHeadersCombo, largeFont, top_columns_min_width)
                         }
@@ -226,7 +225,7 @@ namespace osu.Game.Overlays.BeatmapSet.Scores
             }
         }
 
-        private partial class TextColumn : InfoColumn, IHasCurrentValue<string>
+        private partial class TextColumn : InfoColumn
         {
             private readonly OsuTextFlowContainer text;
 
@@ -249,18 +248,6 @@ namespace osu.Game.Overlays.BeatmapSet.Scores
                 }
             }
 
-            private Bindable<string> current;
-
-            public Bindable<string> Current
-            {
-                get => current;
-                set
-                {
-                    text.Clear();
-                    text.AddText(value.Value, t => t.Current = current = value);
-                }
-            }
-
             public TextColumn(LocalisableString title, FontUsage font, float? minWidth = null)
                 : this(title, new OsuTextFlowContainer(t => t.Font = font)
                 {
@@ -276,6 +263,28 @@ namespace osu.Game.Overlays.BeatmapSet.Scores
             }
         }
 
+        private partial class TotalScoreColumn : TextColumn
+        {
+            private readonly BindableWithCurrent<string> current = new BindableWithCurrent<string>();
+
+            public TotalScoreColumn(LocalisableString title, FontUsage font, float? minWidth = null)
+                : base(title, font, minWidth)
+            {
+            }
+
+            public Bindable<string> Current
+            {
+                get => current;
+                set => current.Current = value;
+            }
+
+            protected override void LoadComplete()
+            {
+                base.LoadComplete();
+                Current.BindValueChanged(_ => Text = current.Value, true);
+            }
+        }
+
         private partial class ModsInfoColumn : InfoColumn
         {
             private readonly FillFlowContainer modsContainer;

osu.Game/Overlays/MedalAnimation.cs

@@ -245,18 +245,19 @@ namespace osu.Game.Overlays
             this.FadeOut(200);
         }
 
-        public void Dismiss()
+        public bool Dismiss()
         {
             if (drawableMedal != null && drawableMedal.State != DisplayState.Full)
             {
                 // if we haven't yet, play out the animation fully
                 drawableMedal.State = DisplayState.Full;
                 FinishTransforms(true);
-                return;
+                return false;
             }
 
             Hide();
             Expire();
+            return true;
         }
 
         private partial class BackgroundStrip : Container

osu.Game/Overlays/MedalOverlay.cs

@@ -2,7 +2,6 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using System.Collections.Generic;
-using System.Linq;
 using osu.Framework.Allocation;
 using osu.Framework.Extensions.ObjectExtensions;
 using osu.Framework.Graphics;
@@ -35,7 +34,7 @@ namespace osu.Game.Overlays
         private IAPIProvider api { get; set; } = null!;
 
         private Container<Drawable> medalContainer = null!;
-        private MedalAnimation? lastAnimation;
+        private MedalAnimation? currentMedalDisplay;
 
         [BackgroundDependencyLoader]
         private void load()
@@ -54,11 +53,12 @@ namespace osu.Game.Overlays
         {
             base.LoadComplete();
 
-            OverlayActivationMode.BindValueChanged(val =>
-            {
-                if (val.NewValue == OverlayActivation.All && (queuedMedals.Any() || medalContainer.Any() || lastAnimation?.IsLoaded == false))
-                    Show();
-            }, true);
+            OverlayActivationMode.BindValueChanged(_ => showNextMedal(), true);
+        }
+
+        public override void Hide()
+        {
+            // don't allow hiding the overlay via any method other than our own.
         }
 
         private void handleMedalMessages(SocketMessage obj)
@@ -83,34 +83,18 @@ namespace osu.Game.Overlays
 
             var medalAnimation = new MedalAnimation(medal);
 
-            queuedMedals.Enqueue(medalAnimation);
             Logger.Log($"Queueing medal unlock for \"{medal.Name}\" ({queuedMedals.Count} to display)");
 
-            if (OverlayActivationMode.Value == OverlayActivation.All)
-                Scheduler.AddOnce(Show);
-        }
-
-        protected override void Update()
-        {
-            base.Update();
-
-            if (medalContainer.Any() || lastAnimation?.IsLoaded == false)
-                return;
-
-            if (!queuedMedals.TryDequeue(out lastAnimation))
+            Schedule(() => LoadComponentAsync(medalAnimation, m =>
             {
-                Logger.Log("All queued medals have been displayed!");
-                Hide();
-                return;
-            }
-
-            Logger.Log($"Preparing to display \"{lastAnimation.Medal.Name}\"");
-            LoadComponentAsync(lastAnimation, medalContainer.Add);
+                queuedMedals.Enqueue(m);
+                showNextMedal();
+            }));
         }
 
         protected override bool OnClick(ClickEvent e)
         {
-            lastAnimation?.Dismiss();
+            progressDisplayByUser();
             return true;
         }
 
@@ -118,19 +102,54 @@ namespace osu.Game.Overlays
         {
             if (e.Action == GlobalAction.Back)
             {
-                lastAnimation?.Dismiss();
+                progressDisplayByUser();
                 return true;
             }
 
             return base.OnPressed(e);
         }
 
+        private void progressDisplayByUser()
+        {
+            // Dismissing may sometimes play out the medal animation rather than immediately dismissing.
+            if (currentMedalDisplay?.Dismiss() == false)
+                return;
+
+            currentMedalDisplay = null;
+            showNextMedal();
+        }
+
+        private void showNextMedal()
+        {
+            // If already displayed, keep displaying medals regardless of activation mode changes.
+            if (OverlayActivationMode.Value != OverlayActivation.All && State.Value == Visibility.Hidden)
+                return;
+
+            // A medal is already displaying.
+            if (currentMedalDisplay != null)
+                return;
+
+            if (queuedMedals.TryDequeue(out currentMedalDisplay))
+            {
+                Logger.Log($"Displaying \"{currentMedalDisplay.Medal.Name}\"");
+                medalContainer.Add(currentMedalDisplay);
+                Show();
+            }
+            else if (State.Value == Visibility.Visible)
+            {
+                Logger.Log("All queued medals have been displayed, hiding overlay!");
+                base.Hide();
+            }
+        }
+
         protected override void Dispose(bool isDisposing)
         {
-            base.Dispose(isDisposing);
-
+            // this event subscription fires async loads, which hard-fail if `CompositeDrawable.disposalCancellationSource` is canceled, which happens in the base call.
+            // therefore, unsubscribe from this event early to reduce the chances of a stray event firing at an inconvenient spot.
             if (api.IsNotNull())
                 api.NotificationsClient.MessageReceived -= handleMedalMessages;
+
+            base.Dispose(isDisposing);
         }
     }
 }

osu.Game/Overlays/Profile/Header/Components/MainDetails.cs

@@ -4,12 +4,14 @@
 using System.Collections.Generic;
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
+using osu.Framework.Extensions;
 using osu.Framework.Extensions.LocalisationExtensions;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Localisation;
 using osu.Game.Graphics;
 using osu.Game.Graphics.Sprites;
+using osu.Game.Online.API.Requests.Responses;
 using osu.Game.Online.Leaderboards;
 using osu.Game.Resources.Localisation.Web;
 using osu.Game.Scoring;
@@ -162,18 +164,77 @@ namespace osu.Game.Overlays.Profile.Header.Components
                 scoreRankInfo.Value.RankCount = user?.Statistics?.GradesCount[scoreRankInfo.Key] ?? 0;
 
             detailGlobalRank.Content = user?.Statistics?.GlobalRank?.ToLocalisableString("\\##,##0") ?? (LocalisableString)"-";
-
-            var rankHighest = user?.RankHighest;
-
-            detailGlobalRank.ContentTooltipText = rankHighest != null
-                ? UsersStrings.ShowRankHighest(rankHighest.Rank.ToLocalisableString("\\##,##0"), rankHighest.UpdatedAt.ToLocalisableString(@"d MMM yyyy"))
-                : string.Empty;
+            detailGlobalRank.ContentTooltipText = getGlobalRankTooltipText(user);
 
             detailCountryRank.Content = user?.Statistics?.CountryRank?.ToLocalisableString("\\##,##0") ?? (LocalisableString)"-";
+            detailCountryRank.ContentTooltipText = getCountryRankTooltipText(user);
 
             rankGraph.Statistics.Value = user?.Statistics;
         }
 
+        private static LocalisableString getGlobalRankTooltipText(APIUser? user)
+        {
+            var rankHighest = user?.RankHighest;
+            var variants = user?.Statistics?.Variants;
+
+            LocalisableString? result = null;
+
+            if (variants?.Count > 0)
+            {
+                foreach (var variant in variants)
+                {
+                    if (variant.GlobalRank != null)
+                    {
+                        var variantText = LocalisableString.Interpolate($"{variant.VariantType.GetLocalisableDescription()}: {variant.GlobalRank.ToLocalisableString("\\##,##0")}");
+
+                        if (result == null)
+                            result = variantText;
+                        else
+                            result = LocalisableString.Interpolate($"{result}\n{variantText}");
+                    }
+                }
+            }
+
+            if (rankHighest != null)
+            {
+                var rankHighestText = UsersStrings.ShowRankHighest(
+                    rankHighest.Rank.ToLocalisableString("\\##,##0"),
+                    rankHighest.UpdatedAt.ToLocalisableString(@"d MMM yyyy"));
+
+                if (result == null)
+                    result = rankHighestText;
+                else
+                    result = LocalisableString.Interpolate($"{result}\n{rankHighestText}");
+            }
+
+            return result ?? default;
+        }
+
+        private static LocalisableString getCountryRankTooltipText(APIUser? user)
+        {
+            var variants = user?.Statistics?.Variants;
+
+            LocalisableString? result = null;
+
+            if (variants?.Count > 0)
+            {
+                foreach (var variant in variants)
+                {
+                    if (variant.CountryRank != null)
+                    {
+                        var variantText = LocalisableString.Interpolate($"{variant.VariantType.GetLocalisableDescription()}: {variant.CountryRank.ToLocalisableString("\\##,##0")}");
+
+                        if (result == null)
+                            result = variantText;
+                        else
+                            result = LocalisableString.Interpolate($"{result}\n{variantText}");
+                    }
+                }
+            }
+
+            return result ?? default;
+        }
+
         private partial class ScoreRankInfo : CompositeDrawable
         {
             private readonly OsuSpriteText rankCount;

osu.Game/Overlays/Settings/Sections/Input/MouseSettings.cs

@@ -57,10 +57,11 @@ namespace osu.Game.Overlays.Settings.Sections.Input
                     LabelText = MouseSettingsStrings.HighPrecisionMouse,
                     TooltipText = MouseSettingsStrings.HighPrecisionMouseTooltip,
                     Current = relativeMode,
-                    Keywords = new[] { @"raw", @"input", @"relative", @"cursor" }
+                    Keywords = new[] { @"raw", @"input", @"relative", @"cursor", "sensitivity", "speed", "velocity" },
                 },
                 new SensitivitySetting
                 {
+                    Keywords = new[] { "speed", "velocity" },
                     LabelText = MouseSettingsStrings.CursorSensitivity,
                     Current = localSensitivity
                 },

osu.Game/Rulesets/Difficulty/DifficultyCalculator.cs

@@ -413,6 +413,12 @@ namespace osu.Game.Rulesets.Difficulty
                 set => baseBeatmap.CountdownOffset = value;
             }
 
+            public int[] Bookmarks
+            {
+                get => baseBeatmap.Bookmarks;
+                set => baseBeatmap.Bookmarks = value;
+            }
+
             #endregion
         }
     }

osu.Game/Screens/Edit/Components/Timelines/Summary/Parts/BookmarkPart.cs

@@ -2,7 +2,11 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using osu.Framework.Allocation;
+using osu.Framework.Bindables;
+using osu.Framework.Graphics;
 using osu.Framework.Graphics.Cursor;
+using osu.Framework.Graphics.Pooling;
+using osu.Framework.Graphics.Shapes;
 using osu.Framework.Localisation;
 using osu.Game.Extensions;
 using osu.Game.Graphics;
@@ -15,24 +19,69 @@ namespace osu.Game.Screens.Edit.Components.Timelines.Summary.Parts
     /// </summary>
     public partial class BookmarkPart : TimelinePart
     {
+        private readonly BindableList<int> bookmarks = new BindableList<int>();
+
+        private DrawablePool<BookmarkVisualisation> pool = null!;
+
+        [BackgroundDependencyLoader]
+        private void load()
+        {
+            AddInternal(pool = new DrawablePool<BookmarkVisualisation>(10));
+        }
+
         protected override void LoadBeatmap(EditorBeatmap beatmap)
         {
             base.LoadBeatmap(beatmap);
-            foreach (int bookmark in beatmap.BeatmapInfo.Bookmarks)
-                Add(new BookmarkVisualisation(bookmark));
+
+            bookmarks.UnbindAll();
+            bookmarks.BindTo(beatmap.Bookmarks);
         }
 
-        private partial class BookmarkVisualisation : PointVisualisation, IHasTooltip
+        protected override void LoadComplete()
         {
-            public BookmarkVisualisation(double startTime)
-                : base(startTime)
+            base.LoadComplete();
+            bookmarks.BindCollectionChanged((_, _) =>
             {
+                Clear(disposeChildren: false);
+                foreach (int bookmark in bookmarks)
+                    Add(pool.Get(v => v.StartTime = bookmark));
+            }, true);
+        }
+
+        private partial class BookmarkVisualisation : PoolableDrawable, IHasTooltip
+        {
+            private int startTime;
+
+            public int StartTime
+            {
+                get => startTime;
+                set
+                {
+                    if (startTime == value)
+                        return;
+
+                    startTime = value;
+                    X = startTime;
+                }
             }
 
             [BackgroundDependencyLoader]
-            private void load(OsuColour colours) => Colour = colours.Blue;
+            private void load(OsuColour colours)
+            {
+                RelativePositionAxes = Axes.Both;
+                RelativeSizeAxes = Axes.Y;
 
-            public LocalisableString TooltipText => $"{StartTime.ToEditorFormattedString()} bookmark";
+                Anchor = Anchor.CentreLeft;
+                Origin = Anchor.Centre;
+
+                Width = PointVisualisation.MAX_WIDTH;
+                Height = 0.4f;
+
+                Colour = colours.Blue;
+                InternalChild = new FastCircle { RelativeSizeAxes = Axes.Both };
+            }
+
+            public LocalisableString TooltipText => $"{((double)StartTime).ToEditorFormattedString()} bookmark";
         }
     }
 }

osu.Game/Screens/Edit/Editor.cs

@@ -422,6 +422,29 @@ namespace osu.Game.Screens.Edit
                                         Items = new MenuItem[]
                                         {
                                             new EditorMenuItem(EditorStrings.SetPreviewPointToCurrent, MenuItemType.Standard, SetPreviewPointToCurrentTime),
+                                            new EditorMenuItem(EditorStrings.Bookmarks)
+                                            {
+                                                Items = new MenuItem[]
+                                                {
+                                                    new EditorMenuItem(EditorStrings.AddBookmark, MenuItemType.Standard, addBookmarkAtCurrentTime)
+                                                    {
+                                                        Hotkey = new Hotkey(GlobalAction.EditorAddBookmark),
+                                                    },
+                                                    new EditorMenuItem(EditorStrings.RemoveClosestBookmark, MenuItemType.Destructive, removeBookmarksInProximityToCurrentTime)
+                                                    {
+                                                        Hotkey = new Hotkey(GlobalAction.EditorRemoveClosestBookmark)
+                                                    },
+                                                    new EditorMenuItem(EditorStrings.SeekToPreviousBookmark, MenuItemType.Standard, () => seekBookmark(-1))
+                                                    {
+                                                        Hotkey = new Hotkey(GlobalAction.EditorSeekToPreviousBookmark)
+                                                    },
+                                                    new EditorMenuItem(EditorStrings.SeekToNextBookmark, MenuItemType.Standard, () => seekBookmark(1))
+                                                    {
+                                                        Hotkey = new Hotkey(GlobalAction.EditorSeekToNextBookmark)
+                                                    },
+                                                    new EditorMenuItem(EditorStrings.ResetBookmarks, MenuItemType.Destructive, () => editorBeatmap.Bookmarks.Clear())
+                                                }
+                                            }
                                         }
                                     }
                                 }
@@ -753,6 +776,14 @@ namespace osu.Game.Screens.Edit
                 case GlobalAction.EditorSeekToNextSamplePoint:
                     seekSamplePoint(1);
                     return true;
+
+                case GlobalAction.EditorSeekToPreviousBookmark:
+                    seekBookmark(-1);
+                    return true;
+
+                case GlobalAction.EditorSeekToNextBookmark:
+                    seekBookmark(1);
+                    return true;
             }
 
             if (e.Repeat)
@@ -760,6 +791,14 @@ namespace osu.Game.Screens.Edit
 
             switch (e.Action)
             {
+                case GlobalAction.EditorAddBookmark:
+                    addBookmarkAtCurrentTime();
+                    return true;
+
+                case GlobalAction.EditorRemoveClosestBookmark:
+                    removeBookmarksInProximityToCurrentTime();
+                    return true;
+
                 case GlobalAction.EditorCloneSelection:
                     Clone();
                     return true;
@@ -792,6 +831,19 @@ namespace osu.Game.Screens.Edit
             return false;
         }
 
+        private void addBookmarkAtCurrentTime()
+        {
+            int bookmark = (int)clock.CurrentTimeAccurate;
+            int idx = editorBeatmap.Bookmarks.BinarySearch(bookmark);
+            if (idx < 0)
+                editorBeatmap.Bookmarks.Insert(~idx, bookmark);
+        }
+
+        private void removeBookmarksInProximityToCurrentTime()
+        {
+            editorBeatmap.Bookmarks.RemoveAll(b => Math.Abs(b - clock.CurrentTimeAccurate) < 2000);
+        }
+
         public void OnReleased(KeyBindingReleaseEvent<GlobalAction> e)
         {
         }
@@ -1127,6 +1179,16 @@ namespace osu.Game.Screens.Edit
                 clock.SeekSmoothlyTo(found.StartTime);
         }
 
+        private void seekBookmark(int direction)
+        {
+            int? targetBookmark = direction < 1
+                ? editorBeatmap.Bookmarks.Cast<int?>().LastOrDefault(b => b < clock.CurrentTimeAccurate)
+                : editorBeatmap.Bookmarks.Cast<int?>().FirstOrDefault(b => b > clock.CurrentTimeAccurate);
+
+            if (targetBookmark != null)
+                clock.SeekSmoothlyTo(targetBookmark.Value);
+        }
+
         private void seekSamplePoint(int direction)
         {
             double currentTime = clock.CurrentTimeAccurate;
@@ -1215,12 +1277,15 @@ namespace osu.Game.Screens.Edit
             saveRelatedMenuItems.Add(save);
             yield return save;
 
-            if (RuntimeInfo.IsDesktop)
+            if (RuntimeInfo.OS != RuntimeInfo.Platform.Android)
             {
                 var export = createExportMenu();
                 saveRelatedMenuItems.AddRange(export.Items);
                 yield return export;
+            }
 
+            if (RuntimeInfo.IsDesktop)
+            {
                 var externalEdit = new EditorMenuItem("Edit externally", MenuItemType.Standard, editExternally);
                 saveRelatedMenuItems.Add(externalEdit);
                 yield return externalEdit;

osu.Game/Screens/Edit/EditorBeatmap.cs

@@ -118,6 +118,14 @@ namespace osu.Game.Screens.Edit
                 playableBeatmap.Breaks.AddRange(Breaks);
             });
 
+            Bookmarks = new BindableList<int>(playableBeatmap.Bookmarks);
+            Bookmarks.BindCollectionChanged((_, _) =>
+            {
+                BeginChange();
+                playableBeatmap.Bookmarks = Bookmarks.OrderBy(x => x).Distinct().ToArray();
+                EndChange();
+            });
+
             PreviewTime = new BindableInt(BeatmapInfo.Metadata.PreviewTime);
             PreviewTime.BindValueChanged(s =>
             {
@@ -270,6 +278,14 @@ namespace osu.Game.Screens.Edit
             set => PlayableBeatmap.CountdownOffset = value;
         }
 
+        public readonly BindableList<int> Bookmarks;
+
+        int[] IBeatmap.Bookmarks
+        {
+            get => PlayableBeatmap.Bookmarks;
+            set => PlayableBeatmap.Bookmarks = value;
+        }
+
         public IBeatmap Clone() => (EditorBeatmap)MemberwiseClone();
 
         private IList mutableHitObjects => (IList)PlayableBeatmap.HitObjects;

osu.Game/Screens/Edit/LegacyEditorBeatmapPatcher.cs

@@ -46,6 +46,7 @@ namespace osu.Game.Screens.Edit
             processHitObjects(result, () => newBeatmap ??= readBeatmap(newState));
             processTimingPoints(() => newBeatmap ??= readBeatmap(newState));
             processBreaks(() => newBeatmap ??= readBeatmap(newState));
+            processBookmarks(() => newBeatmap ??= readBeatmap(newState));
             processHitObjectLocalData(() => newBeatmap ??= readBeatmap(newState));
             editorBeatmap.EndChange();
         }
@@ -97,6 +98,27 @@ namespace osu.Game.Screens.Edit
             }
         }
 
+        private void processBookmarks(Func<IBeatmap> getNewBeatmap)
+        {
+            var newBookmarks = getNewBeatmap().Bookmarks.ToHashSet();
+
+            foreach (int oldBookmark in editorBeatmap.Bookmarks.ToArray())
+            {
+                if (newBookmarks.Contains(oldBookmark))
+                    continue;
+
+                editorBeatmap.Bookmarks.Remove(oldBookmark);
+            }
+
+            foreach (int newBookmark in newBookmarks)
+            {
+                if (editorBeatmap.Bookmarks.Contains(newBookmark))
+                    continue;
+
+                editorBeatmap.Bookmarks.Add(newBookmark);
+            }
+        }
+
         private void processHitObjects(DiffResult result, Func<IBeatmap> getNewBeatmap)
         {
             findChangedIndices(result, LegacyDecoder<Beatmap>.Section.HitObjects, out var removedIndices, out var addedIndices);

osu.Game/Screens/Edit/Setup/FormBeatmapFileSelector.cs

@@ -0,0 +1,155 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using System.Diagnostics;
+using System.IO;
+using osu.Framework.Allocation;
+using osu.Framework.Bindables;
+using osu.Framework.Extensions.Color4Extensions;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Shapes;
+using osu.Game.Graphics;
+using osu.Game.Graphics.Sprites;
+using osu.Game.Graphics.UserInterfaceV2;
+using osu.Game.Overlays;
+using osuTK;
+using osu.Game.Localisation;
+
+namespace osu.Game.Screens.Edit.Setup
+{
+    /// <summary>
+    /// A type of <see cref="FormFileSelector"/> dedicated to beatmap resources.
+    /// </summary>
+    /// <remarks>
+    /// This expands on <see cref="FormFileSelector"/> by adding an intermediate step before finalisation
+    /// to choose whether the selected file should be applied to the current difficulty or all difficulties in the set,
+    /// the user's choice is saved in <see cref="ApplyToAllDifficulties"/> before the file selection is finalised and propagated to <see cref="FormFileSelector.Current"/>.
+    /// </remarks>
+    public partial class FormBeatmapFileSelector : FormFileSelector
+    {
+        private readonly bool beatmapHasMultipleDifficulties;
+
+        public readonly Bindable<bool> ApplyToAllDifficulties = new Bindable<bool>(true);
+
+        public FormBeatmapFileSelector(bool beatmapHasMultipleDifficulties, params string[] handledExtensions)
+            : base(handledExtensions)
+        {
+            this.beatmapHasMultipleDifficulties = beatmapHasMultipleDifficulties;
+        }
+
+        protected override FileChooserPopover CreatePopover(string[] handledExtensions, Bindable<FileInfo?> current, string? chooserPath)
+        {
+            var popover = new BeatmapFileChooserPopover(handledExtensions, current, chooserPath, beatmapHasMultipleDifficulties);
+            popover.ApplyToAllDifficulties.BindTo(ApplyToAllDifficulties);
+            return popover;
+        }
+
+        private partial class BeatmapFileChooserPopover : FileChooserPopover
+        {
+            private readonly bool beatmapHasMultipleDifficulties;
+
+            public readonly Bindable<bool> ApplyToAllDifficulties = new Bindable<bool>(true);
+
+            private Container selectApplicationScopeContainer = null!;
+
+            public BeatmapFileChooserPopover(string[] handledExtensions, Bindable<FileInfo?> current, string? chooserPath, bool beatmapHasMultipleDifficulties)
+                : base(handledExtensions, current, chooserPath)
+            {
+                this.beatmapHasMultipleDifficulties = beatmapHasMultipleDifficulties;
+            }
+
+            [BackgroundDependencyLoader]
+            private void load(OverlayColourProvider colourProvider, OsuColour colours)
+            {
+                Add(selectApplicationScopeContainer = new InputBlockingContainer
+                {
+                    Alpha = 0f,
+                    RelativeSizeAxes = Axes.Both,
+                    Children = new Drawable[]
+                    {
+                        new Box
+                        {
+                            Colour = colourProvider.Background6.Opacity(0.9f),
+                            RelativeSizeAxes = Axes.Both,
+                        },
+                        new Container
+                        {
+                            Anchor = Anchor.Centre,
+                            Origin = Anchor.Centre,
+                            Masking = true,
+                            CornerRadius = 10f,
+                            AutoSizeAxes = Axes.Both,
+                            Children = new Drawable[]
+                            {
+                                new Box
+                                {
+                                    Colour = colourProvider.Background5,
+                                    RelativeSizeAxes = Axes.Both,
+                                },
+                                new FillFlowContainer
+                                {
+                                    Anchor = Anchor.Centre,
+                                    Origin = Anchor.Centre,
+                                    AutoSizeAxes = Axes.Both,
+                                    Direction = FillDirection.Vertical,
+                                    Spacing = new Vector2(0f, 10f),
+                                    Margin = new MarginPadding(30),
+                                    Children = new Drawable[]
+                                    {
+                                        new OsuSpriteText
+                                        {
+                                            Anchor = Anchor.Centre,
+                                            Origin = Anchor.Centre,
+                                            Text = EditorSetupStrings.ApplicationScopeSelectionTitle,
+                                            Margin = new MarginPadding { Bottom = 20f },
+                                        },
+                                        new RoundedButton
+                                        {
+                                            Anchor = Anchor.Centre,
+                                            Origin = Anchor.Centre,
+                                            Width = 300f,
+                                            Text = EditorSetupStrings.ApplyToAllDifficulties,
+                                            Action = () =>
+                                            {
+                                                ApplyToAllDifficulties.Value = true;
+                                                updateFileSelection();
+                                            },
+                                            BackgroundColour = colours.Red2,
+                                        },
+                                        new RoundedButton
+                                        {
+                                            Anchor = Anchor.Centre,
+                                            Origin = Anchor.Centre,
+                                            Width = 300f,
+                                            Text = EditorSetupStrings.ApplyToThisDifficulty,
+                                            Action = () =>
+                                            {
+                                                ApplyToAllDifficulties.Value = false;
+                                                updateFileSelection();
+                                            },
+                                        },
+                                    }
+                                }
+                            }
+                        },
+                    }
+                });
+            }
+
+            protected override void OnFileSelected(FileInfo file)
+            {
+                if (beatmapHasMultipleDifficulties)
+                    selectApplicationScopeContainer.FadeIn(200, Easing.InQuint);
+                else
+                    base.OnFileSelected(file);
+            }
+
+            private void updateFileSelection()
+            {
+                Debug.Assert(FileSelector.CurrentFile.Value != null);
+                base.OnFileSelected(FileSelector.CurrentFile.Value);
+            }
+        }
+    }
+}

osu.Game/Screens/Edit/Setup/ResourcesSection.cs

@@ -1,23 +1,25 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using System;
 using System.IO;
+using System.Linq;
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
 using osu.Framework.Graphics;
 using osu.Framework.Localisation;
 using osu.Game.Beatmaps;
-using osu.Game.Graphics.UserInterfaceV2;
 using osu.Game.Overlays;
 using osu.Game.Localisation;
+using osu.Game.Models;
 using osu.Game.Utils;
 
 namespace osu.Game.Screens.Edit.Setup
 {
     public partial class ResourcesSection : SetupSection
     {
-        private FormFileSelector audioTrackChooser = null!;
-        private FormFileSelector backgroundChooser = null!;
+        private FormBeatmapFileSelector audioTrackChooser = null!;
+        private FormBeatmapFileSelector backgroundChooser = null!;
 
         public override LocalisableString Title => EditorSetupStrings.ResourcesHeader;
 
@@ -30,9 +32,6 @@ namespace osu.Game.Screens.Edit.Setup
         [Resolved]
         private IBindable<WorkingBeatmap> working { get; set; } = null!;
 
-        [Resolved]
-        private EditorBeatmap editorBeatmap { get; set; } = null!;
-
         [Resolved]
         private Editor? editor { get; set; }
 
@@ -47,14 +46,16 @@ namespace osu.Game.Screens.Edit.Setup
                 Height = 110,
             };
 
+            bool beatmapHasMultipleDifficulties = working.Value.BeatmapSetInfo.Beatmaps.Count > 1;
+
             Children = new Drawable[]
             {
-                backgroundChooser = new FormFileSelector(SupportedExtensions.IMAGE_EXTENSIONS)
+                backgroundChooser = new FormBeatmapFileSelector(beatmapHasMultipleDifficulties, SupportedExtensions.IMAGE_EXTENSIONS)
                 {
                     Caption = GameplaySettingsStrings.BackgroundHeader,
                     PlaceholderText = EditorSetupStrings.ClickToSelectBackground,
                 },
-                audioTrackChooser = new FormFileSelector(SupportedExtensions.AUDIO_EXTENSIONS)
+                audioTrackChooser = new FormBeatmapFileSelector(beatmapHasMultipleDifficulties, SupportedExtensions.AUDIO_EXTENSIONS)
                 {
                     Caption = EditorSetupStrings.AudioTrack,
                     PlaceholderText = EditorSetupStrings.ClickToSelectTrack,
@@ -73,75 +74,110 @@ namespace osu.Game.Screens.Edit.Setup
             audioTrackChooser.Current.BindValueChanged(audioTrackChanged);
         }
 
-        public bool ChangeBackgroundImage(FileInfo source)
+        public bool ChangeBackgroundImage(FileInfo source, bool applyToAllDifficulties)
         {
             if (!source.Exists)
                 return false;
 
-            var set = working.Value.BeatmapSetInfo;
+            changeResource(source, applyToAllDifficulties, @"bg",
+                metadata => metadata.BackgroundFile,
+                (metadata, name) => metadata.BackgroundFile = name);
 
-            var destination = new FileInfo($@"bg{source.Extension}");
-
-            // remove the previous background for now.
-            // in the future we probably want to check if this is being used elsewhere (other difficulties?)
-            var oldFile = set.GetFile(working.Value.Metadata.BackgroundFile);
-
-            using (var stream = source.OpenRead())
-            {
-                if (oldFile != null)
-                    beatmaps.DeleteFile(set, oldFile);
-
-                beatmaps.AddFile(set, stream, destination.Name);
-            }
-
-            editorBeatmap.SaveState();
-
-            working.Value.Metadata.BackgroundFile = destination.Name;
             headerBackground.UpdateBackground();
-
             editor?.ApplyToBackground(bg => bg.RefreshBackground());
-
             return true;
         }
 
-        public bool ChangeAudioTrack(FileInfo source)
+        public bool ChangeAudioTrack(FileInfo source, bool applyToAllDifficulties)
         {
             if (!source.Exists)
                 return false;
 
+            changeResource(source, applyToAllDifficulties, @"audio",
+                metadata => metadata.AudioFile,
+                (metadata, name) => metadata.AudioFile = name);
+
+            music.ReloadCurrentTrack();
+            return true;
+        }
+
+        private void changeResource(FileInfo source, bool applyToAllDifficulties, string baseFilename, Func<BeatmapMetadata, string> readFilename, Action<BeatmapMetadata, string> writeFilename)
+        {
             var set = working.Value.BeatmapSetInfo;
+            var beatmap = working.Value.BeatmapInfo;
 
-            var destination = new FileInfo($@"audio{source.Extension}");
+            var otherBeatmaps = set.Beatmaps.Where(b => !b.Equals(beatmap));
 
-            // remove the previous audio track for now.
-            // in the future we probably want to check if this is being used elsewhere (other difficulties?)
-            var oldFile = set.GetFile(working.Value.Metadata.AudioFile);
-
-            using (var stream = source.OpenRead())
+            // First, clean up files which will no longer be used.
+            if (applyToAllDifficulties)
             {
-                if (oldFile != null)
-                    beatmaps.DeleteFile(set, oldFile);
+                foreach (var b in set.Beatmaps)
+                {
+                    if (set.GetFile(readFilename(b.Metadata)) is RealmNamedFileUsage otherExistingFile)
+                        beatmaps.DeleteFile(set, otherExistingFile);
+                }
+            }
+            else
+            {
+                RealmNamedFileUsage? oldFile = set.GetFile(readFilename(working.Value.Metadata));
 
-                beatmaps.AddFile(set, stream, destination.Name);
+                if (oldFile != null)
+                {
+                    bool oldFileUsedInOtherDiff = otherBeatmaps
+                        .Any(b => readFilename(b.Metadata) == oldFile.Filename);
+                    if (!oldFileUsedInOtherDiff)
+                        beatmaps.DeleteFile(set, oldFile);
+                }
             }
 
-            working.Value.Metadata.AudioFile = destination.Name;
+            // Choose a new filename that doesn't clash with any other existing files.
+            string newFilename = $"{baseFilename}{source.Extension}";
 
-            editorBeatmap.SaveState();
-            music.ReloadCurrentTrack();
+            if (set.GetFile(newFilename) != null)
+            {
+                string[] existingFilenames = set.Files.Select(f => f.Filename).Where(f =>
+                    f.StartsWith(baseFilename, StringComparison.OrdinalIgnoreCase) &&
+                    f.EndsWith(source.Extension, StringComparison.OrdinalIgnoreCase)).ToArray();
+                newFilename = NamingUtils.GetNextBestFilename(existingFilenames, $@"{baseFilename}{source.Extension}");
+            }
 
-            return true;
+            using (var stream = source.OpenRead())
+                beatmaps.AddFile(set, stream, newFilename);
+
+            if (applyToAllDifficulties)
+            {
+                foreach (var b in otherBeatmaps)
+                {
+                    // This operation is quite expensive, so only perform it if required.
+                    if (readFilename(b.Metadata) == newFilename) continue;
+
+                    writeFilename(b.Metadata, newFilename);
+
+                    // save the difficulty to re-encode the .osu file, updating any reference of the old filename.
+                    //
+                    // note that this triggers a full save flow, including triggering a difficulty calculation.
+                    // this is not a cheap operation and should be reconsidered in the future.
+                    var beatmapWorking = beatmaps.GetWorkingBeatmap(b);
+                    beatmaps.Save(b, beatmapWorking.Beatmap, beatmapWorking.GetSkin());
+                }
+            }
+
+            writeFilename(beatmap.Metadata, newFilename);
+
+            // editor change handler cannot be aware of any file changes or other difficulties having their metadata modified.
+            // for simplicity's sake, trigger a save when changing any resource to ensure the change is correctly saved.
+            editor?.Save();
         }
 
         private void backgroundChanged(ValueChangedEvent<FileInfo?> file)
         {
-            if (file.NewValue == null || !ChangeBackgroundImage(file.NewValue))
+            if (file.NewValue == null || !ChangeBackgroundImage(file.NewValue, backgroundChooser.ApplyToAllDifficulties.Value))
                 backgroundChooser.Current.Value = file.OldValue;
         }
 
         private void audioTrackChanged(ValueChangedEvent<FileInfo?> file)
         {
-            if (file.NewValue == null || !ChangeAudioTrack(file.NewValue))
+            if (file.NewValue == null || !ChangeAudioTrack(file.NewValue, audioTrackChooser.ApplyToAllDifficulties.Value))
                 audioTrackChooser.Current.Value = file.OldValue;
         }
     }

osu.Game/Screens/Edit/Timing/ControlPointList.cs

@@ -34,6 +34,9 @@ namespace osu.Game.Screens.Edit.Timing
         [Resolved]
         private Bindable<ControlPointGroup?> selectedGroup { get; set; } = null!;
 
+        [Resolved]
+        private IEditorChangeHandler? editorChangeHandler { get; set; }
+
         [BackgroundDependencyLoader]
         private void load(OsuColour colours, OverlayColourProvider colourProvider)
         {
@@ -110,6 +113,9 @@ namespace osu.Game.Screens.Edit.Timing
                     }
                 },
             };
+
+            if (editorChangeHandler != null)
+                editorChangeHandler.OnStateChange += onUndoRedo;
         }
 
         protected override void LoadComplete()
@@ -185,5 +191,21 @@ namespace osu.Game.Screens.Edit.Timing
 
             selectedGroup.Value = group;
         }
+
+        private void onUndoRedo()
+        {
+            // Best effort. We have no tracking of control points through undo/redo changes.
+            // If we don't deselect, things like offset changes could spawn groups to be added from previous states (see https://github.com/ppy/osu/issues/31098).
+            if (selectedGroup.Value != null && !Beatmap.ControlPointInfo.Groups.Contains(selectedGroup.Value))
+                selectedGroup.Value = null;
+        }
+
+        protected override void Dispose(bool isDisposing)
+        {
+            base.Dispose(isDisposing);
+
+            if (editorChangeHandler != null)
+                editorChangeHandler.OnStateChange -= onUndoRedo;
+        }
     }
 }

osu.Game/Screens/Edit/Timing/ControlPointTable.cs

@@ -5,6 +5,7 @@ using System;
 using System.Linq;
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
+using osu.Framework.Extensions.Color4Extensions;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Colour;
 using osu.Framework.Graphics.Containers;
@@ -21,6 +22,7 @@ using osu.Game.Graphics.Sprites;
 using osu.Game.Overlays;
 using osu.Game.Screens.Edit.Timing.RowAttributes;
 using osuTK;
+using osuTK.Graphics;
 
 namespace osu.Game.Screens.Edit.Timing
 {
@@ -177,7 +179,7 @@ namespace osu.Game.Screens.Edit.Timing
             private readonly BindableWithCurrent<ControlPointGroup> current = new BindableWithCurrent<ControlPointGroup>();
 
             private Box background = null!;
-            private Box currentIndicator = null!;
+            private Drawable currentIndicator = null!;
 
             [Resolved]
             private OverlayColourProvider colourProvider { get; set; } = null!;
@@ -202,7 +204,7 @@ namespace osu.Game.Screens.Edit.Timing
             {
                 RelativeSizeAxes = Axes.Both;
 
-                InternalChildren = new Drawable[]
+                InternalChildren = new[]
                 {
                     background = new Box
                     {
@@ -210,11 +212,26 @@ namespace osu.Game.Screens.Edit.Timing
                         Colour = colourProvider.Background1,
                         Alpha = 0,
                     },
-                    currentIndicator = new Box
+                    currentIndicator = new Container
                     {
-                        RelativeSizeAxes = Axes.Y,
-                        Width = 5,
+                        RelativeSizeAxes = Axes.Both,
                         Alpha = 0,
+                        Children = new Drawable[]
+                        {
+                            new Box
+                            {
+                                RelativeSizeAxes = Axes.Y,
+                                Width = 5,
+                            },
+                            new Box
+                            {
+                                RelativeSizeAxes = Axes.Y,
+                                Blending = BlendingParameters.Additive,
+                                X = 5,
+                                Width = 150,
+                                Colour = ColourInfo.GradientHorizontal(Color4.White.Opacity(0.1f), Color4.White.Opacity(0))
+                            },
+                        }
                     },
                     new Container
                     {
@@ -281,14 +298,8 @@ namespace osu.Game.Screens.Edit.Timing
                 bool hasCurrentTimingPoint = activeTimingPoint.Value != null && current.Value.ControlPoints.Contains(activeTimingPoint.Value);
                 bool hasCurrentEffectPoint = activeEffectPoint.Value != null && current.Value.ControlPoints.Contains(activeEffectPoint.Value);
 
-                if (IsHovered || isSelected)
-                    background.FadeIn(100, Easing.OutQuint);
-                else if (hasCurrentTimingPoint || hasCurrentEffectPoint)
-                    background.FadeTo(0.2f, 100, Easing.OutQuint);
-                else
-                    background.FadeOut(100, Easing.OutQuint);
-
-                background.Colour = isSelected ? colourProvider.Colour3 : colourProvider.Background1;
+                background.FadeTo(IsHovered || isSelected ? 1 : 0, 100, Easing.OutQuint);
+                background.FadeColour(isSelected ? colourProvider.Colour3 : colourProvider.Background1, 100, Easing.OutQuint);
 
                 if (hasCurrentTimingPoint || hasCurrentEffectPoint)
                 {

osu.Game/Screens/Loader.cs

@@ -37,6 +37,9 @@ namespace osu.Game.Screens
 
         private IntroScreen getIntroSequence()
         {
+            if (SeasonalUI.ENABLED)
+                return new IntroChristmas(createMainMenu);
+
             if (introSequence == IntroSequence.Random)
                 introSequence = (IntroSequence)RNG.Next(0, (int)IntroSequence.Random);
 

osu.Game/Screens/Menu/IntroChristmas.cs

@@ -0,0 +1,328 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using System;
+using osu.Framework.Allocation;
+using osu.Framework.Audio.Track;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Shapes;
+using osu.Framework.Graphics.Textures;
+using osu.Framework.Screens;
+using osu.Framework.Timing;
+using osu.Framework.Utils;
+using osu.Game.Beatmaps.ControlPoints;
+using osu.Game.Graphics;
+using osu.Game.Graphics.Containers;
+using osu.Game.Graphics.Sprites;
+using osuTK;
+using osuTK.Graphics;
+
+namespace osu.Game.Screens.Menu
+{
+    public partial class IntroChristmas : IntroScreen
+    {
+        protected override string BeatmapHash => "7e26183e72a496f672c3a21292e6b469fdecd084d31c259ea10a31df5b46cd77";
+
+        protected override string BeatmapFile => "christmas2024.osz";
+
+        private const double beat_length = 60000 / 172.0;
+        private const double offset = 5924;
+
+        protected override string SeeyaSampleName => "Intro/Welcome/seeya";
+
+        private TrianglesIntroSequence intro = null!;
+
+        public IntroChristmas(Func<MainMenu>? createNextScreen = null)
+            : base(createNextScreen)
+        {
+        }
+
+        protected override void LogoArriving(OsuLogo logo, bool resuming)
+        {
+            base.LogoArriving(logo, resuming);
+
+            if (!resuming)
+            {
+                PrepareMenuLoad();
+
+                var decouplingClock = new DecouplingFramedClock(UsingThemedIntro ? Track : null);
+
+                LoadComponentAsync(intro = new TrianglesIntroSequence(logo, () => FadeInBackground())
+                {
+                    RelativeSizeAxes = Axes.Both,
+                    Clock = new InterpolatingFramedClock(decouplingClock),
+                    LoadMenu = LoadMenu
+                }, _ =>
+                {
+                    AddInternal(intro);
+
+                    // There is a chance that the intro timed out before being displayed, and this scheduled callback could
+                    // happen during the outro rather than intro.
+                    // In such a scenario, we don't want to play the intro sample, nor attempt to start the intro track
+                    // (that may have already been since disposed by MusicController).
+                    if (DidLoadMenu)
+                        return;
+
+                    // If the user has requested no theme, fallback to the same intro voice and delay as IntroCircles.
+                    // The triangles intro voice and theme are combined which makes it impossible to use.
+                    StartTrack();
+
+                    // no-op for the case of themed intro, no harm in calling for both scenarios as a safety measure.
+                    decouplingClock.Start();
+                });
+            }
+        }
+
+        public override void OnSuspending(ScreenTransitionEvent e)
+        {
+            base.OnSuspending(e);
+
+            // important as there is a clock attached to a track which will likely be disposed before returning to this screen.
+            intro.Expire();
+        }
+
+        private partial class TrianglesIntroSequence : CompositeDrawable
+        {
+            private readonly OsuLogo logo;
+            private readonly Action showBackgroundAction;
+            private OsuSpriteText welcomeText = null!;
+
+            private Container logoContainerSecondary = null!;
+            private LazerLogo lazerLogo = null!;
+
+            private Drawable triangles = null!;
+
+            public Action LoadMenu = null!;
+
+            [Resolved]
+            private OsuGameBase game { get; set; } = null!;
+
+            public TrianglesIntroSequence(OsuLogo logo, Action showBackgroundAction)
+            {
+                this.logo = logo;
+                this.showBackgroundAction = showBackgroundAction;
+            }
+
+            [BackgroundDependencyLoader]
+            private void load()
+            {
+                InternalChildren = new[]
+                {
+                    welcomeText = new OsuSpriteText
+                    {
+                        Anchor = Anchor.Centre,
+                        Origin = Anchor.Centre,
+                        Padding = new MarginPadding { Bottom = 10 },
+                        Font = OsuFont.GetFont(weight: FontWeight.Light, size: 42),
+                        Alpha = 1,
+                        Spacing = new Vector2(5),
+                    },
+                    logoContainerSecondary = new Container
+                    {
+                        RelativeSizeAxes = Axes.Both,
+                        Anchor = Anchor.Centre,
+                        Origin = Anchor.Centre,
+                        Child = lazerLogo = new LazerLogo
+                        {
+                            Anchor = Anchor.Centre,
+                            Origin = Anchor.Centre
+                        }
+                    },
+                    triangles = new CircularContainer
+                    {
+                        Alpha = 0,
+                        Masking = true,
+                        Anchor = Anchor.Centre,
+                        Origin = Anchor.Centre,
+                        Size = new Vector2(960),
+                        Child = new GlitchingTriangles
+                        {
+                            RelativeSizeAxes = Axes.Both,
+                        },
+                    }
+                };
+            }
+
+            private static double getTimeForBeat(int beat) => offset + beat_length * beat;
+
+            protected override void LoadComplete()
+            {
+                base.LoadComplete();
+
+                lazerLogo.Hide();
+
+                using (BeginAbsoluteSequence(0))
+                {
+                    using (BeginDelayedSequence(getTimeForBeat(-16)))
+                        welcomeText.FadeIn().OnComplete(t => t.Text = "welcome to osu!");
+
+                    using (BeginDelayedSequence(getTimeForBeat(-15)))
+                        welcomeText.FadeIn().OnComplete(t => t.Text = "");
+
+                    using (BeginDelayedSequence(getTimeForBeat(-14)))
+                        welcomeText.FadeIn().OnComplete(t => t.Text = "welcome to osu!");
+
+                    using (BeginDelayedSequence(getTimeForBeat(-13)))
+                        welcomeText.FadeIn().OnComplete(t => t.Text = "");
+
+                    using (BeginDelayedSequence(getTimeForBeat(-12)))
+                        welcomeText.FadeIn().OnComplete(t => t.Text = "merry christmas!");
+
+                    using (BeginDelayedSequence(getTimeForBeat(-11)))
+                        welcomeText.FadeIn().OnComplete(t => t.Text = "");
+
+                    using (BeginDelayedSequence(getTimeForBeat(-10)))
+                        welcomeText.FadeIn().OnComplete(t => t.Text = "merry osumas!");
+
+                    using (BeginDelayedSequence(getTimeForBeat(-9)))
+                    {
+                        welcomeText.FadeIn().OnComplete(t => t.Text = "");
+                    }
+
+                    lazerLogo.Scale = new Vector2(0.2f);
+                    triangles.Scale = new Vector2(0.2f);
+
+                    for (int i = 0; i < 8; i++)
+                    {
+                        using (BeginDelayedSequence(getTimeForBeat(-8 + i)))
+                        {
+                            triangles.FadeIn();
+
+                            lazerLogo.ScaleTo(new Vector2(0.2f + (i + 1) / 8f * 0.3f), beat_length * 1, Easing.OutQuint);
+                            triangles.ScaleTo(new Vector2(0.2f + (i + 1) / 8f * 0.3f), beat_length * 1, Easing.OutQuint);
+                            lazerLogo.FadeTo((i + 1) * 0.06f);
+                            lazerLogo.TransformTo(nameof(LazerLogo.Progress), (i + 1) / 10f);
+                        }
+                    }
+
+                    GameWideFlash flash = new GameWideFlash();
+
+                    using (BeginDelayedSequence(getTimeForBeat(-2)))
+                    {
+                        lazerLogo.FadeIn().OnComplete(_ => game.Add(flash));
+                    }
+
+                    flash.FadeInCompleted = () =>
+                    {
+                        logoContainerSecondary.Remove(lazerLogo, true);
+                        triangles.FadeOut();
+                        logo.FadeIn();
+                        showBackgroundAction();
+                        LoadMenu();
+                    };
+                }
+            }
+
+            private partial class GameWideFlash : Box
+            {
+                public Action? FadeInCompleted;
+
+                public GameWideFlash()
+                {
+                    Colour = Color4.White;
+                    RelativeSizeAxes = Axes.Both;
+                    Blending = BlendingParameters.Additive;
+                }
+
+                protected override void LoadComplete()
+                {
+                    base.LoadComplete();
+
+                    Alpha = 0;
+
+                    this.FadeTo(0.5f, beat_length * 2, Easing.In)
+                        .OnComplete(_ => FadeInCompleted?.Invoke());
+
+                    this.Delay(beat_length * 2)
+                        .Then()
+                        .FadeOutFromOne(3000, Easing.OutQuint);
+                }
+            }
+
+            private partial class LazerLogo : CompositeDrawable
+            {
+                private LogoAnimation highlight = null!;
+                private LogoAnimation background = null!;
+
+                public float Progress
+                {
+                    get => background.AnimationProgress;
+                    set
+                    {
+                        background.AnimationProgress = value;
+                        highlight.AnimationProgress = value;
+                    }
+                }
+
+                public LazerLogo()
+                {
+                    Size = new Vector2(960);
+                }
+
+                [BackgroundDependencyLoader]
+                private void load(LargeTextureStore textures)
+                {
+                    InternalChildren = new Drawable[]
+                    {
+                        highlight = new LogoAnimation
+                        {
+                            RelativeSizeAxes = Axes.Both,
+                            Texture = textures.Get(@"Intro/Triangles/logo-highlight"),
+                            Colour = Color4.White,
+                        },
+                        background = new LogoAnimation
+                        {
+                            RelativeSizeAxes = Axes.Both,
+                            Texture = textures.Get(@"Intro/Triangles/logo-background"),
+                            Colour = OsuColour.Gray(0.6f),
+                        },
+                    };
+                }
+            }
+
+            private partial class GlitchingTriangles : BeatSyncedContainer
+            {
+                private int beatsHandled;
+
+                protected override void OnNewBeat(int beatIndex, TimingControlPoint timingPoint, EffectControlPoint effectPoint, ChannelAmplitudes amplitudes)
+                {
+                    base.OnNewBeat(beatIndex, timingPoint, effectPoint, amplitudes);
+
+                    Divisor = beatsHandled < 4 ? 1 : 4;
+
+                    for (int i = 0; i < (beatsHandled + 1); i++)
+                    {
+                        float angle = (float)(RNG.NextDouble() * 2 * Math.PI);
+                        float randomRadius = (float)(Math.Sqrt(RNG.NextDouble()));
+
+                        float x = 0.5f + 0.5f * randomRadius * (float)Math.Cos(angle);
+                        float y = 0.5f + 0.5f * randomRadius * (float)Math.Sin(angle);
+
+                        Color4 christmasColour = RNG.NextBool() ? SeasonalUI.PRIMARY_COLOUR_1 : SeasonalUI.PRIMARY_COLOUR_2;
+
+                        Drawable triangle = new Triangle
+                        {
+                            Size = new Vector2(RNG.NextSingle() + 1.2f) * 80,
+                            Origin = Anchor.Centre,
+                            RelativePositionAxes = Axes.Both,
+                            Position = new Vector2(x, y),
+                            Colour = christmasColour
+                        };
+
+                        if (beatsHandled >= 10)
+                            triangle.Blending = BlendingParameters.Additive;
+
+                        AddInternal(triangle);
+                        triangle
+                            .ScaleTo(0.9f)
+                            .ScaleTo(1, beat_length / 2, Easing.Out);
+                        triangle.FadeInFromZero(100, Easing.OutQuint);
+                    }
+
+                    beatsHandled += 1;
+                }
+            }
+        }
+    }
+}

osu.Game/Screens/Menu/IntroScreen.cs

@@ -207,7 +207,7 @@ namespace osu.Game.Screens.Menu
                         Text = NotificationsStrings.AudioPlaybackIssue
                     });
                 }
-            }, 5000);
+            }, 8000);
         }
 
         public override void OnResuming(ScreenTransitionEvent e)

osu.Game/Screens/Menu/KiaiMenuFountains.cs

@@ -8,6 +8,7 @@ using osu.Framework.Graphics;
 using osu.Framework.Utils;
 using osu.Game.Beatmaps.ControlPoints;
 using osu.Game.Graphics.Containers;
+using osuTK.Graphics;
 
 namespace osu.Game.Screens.Menu
 {
@@ -36,6 +37,8 @@ namespace osu.Game.Screens.Menu
                     X = -250,
                 },
             };
+
+            Colour = SeasonalUI.ENABLED ? SeasonalUI.AMBIENT_COLOUR_2 : Color4.White;
         }
 
         private bool isTriggered;

osu.Game/Screens/Menu/LogoVisualisation.cs

@@ -106,9 +106,12 @@ namespace osu.Game.Screens.Menu
             foreach (var source in amplitudeSources)
                 addAmplitudesFromSource(source);
 
+            float kiaiMultiplier = beatSyncProvider.CheckIsKiaiTime() ? 1 : 0.5f;
+
             for (int i = 0; i < bars_per_visualiser; i++)
             {
-                float targetAmplitude = (temporalAmplitudes[(i + indexOffset) % bars_per_visualiser]) * (beatSyncProvider.CheckIsKiaiTime() ? 1 : 0.5f);
+                float targetAmplitude = (temporalAmplitudes[(i + indexOffset) % bars_per_visualiser]) * kiaiMultiplier;
+
                 if (targetAmplitude > frequencyAmplitudes[i])
                     frequencyAmplitudes[i] = targetAmplitude;
             }

osu.Game/Screens/Menu/MainMenu.cs

@@ -124,6 +124,7 @@ namespace osu.Game.Screens.Menu
 
             AddRangeInternal(new[]
             {
+                SeasonalUI.ENABLED ? new MainMenuSeasonalLighting() : Empty(),
                 buttonsContainer = new ParallaxContainer
                 {
                     ParallaxAmount = 0.01f,
@@ -166,7 +167,8 @@ namespace osu.Game.Screens.Menu
                     Origin = Anchor.TopRight,
                     Margin = new MarginPadding { Right = 15, Top = 5 }
                 },
-                new KiaiMenuFountains(),
+                // For now, this is too much alongside the seasonal lighting.
+                SeasonalUI.ENABLED ? Empty() : new KiaiMenuFountains(),
                 bottomElementsFlow = new FillFlowContainer
                 {
                     AutoSizeAxes = Axes.Both,

osu.Game/Screens/Menu/MainMenuSeasonalLighting.cs

@@ -0,0 +1,188 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using osu.Framework.Allocation;
+using osu.Framework.Bindables;
+using osu.Framework.Extensions.Color4Extensions;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Effects;
+using osu.Framework.Graphics.Shapes;
+using osu.Framework.Timing;
+using osu.Framework.Utils;
+using osu.Game.Audio;
+using osu.Game.Beatmaps;
+using osu.Game.Rulesets;
+using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Objects.Types;
+using osuTK;
+using osuTK.Graphics;
+
+namespace osu.Game.Screens.Menu
+{
+    public partial class MainMenuSeasonalLighting : CompositeDrawable
+    {
+        private IBindable<WorkingBeatmap> working = null!;
+
+        private InterpolatingFramedClock beatmapClock = null!;
+
+        private List<HitObject> hitObjects = null!;
+
+        [Resolved]
+        private RulesetStore rulesets { get; set; } = null!;
+
+        public MainMenuSeasonalLighting()
+        {
+            RelativeChildSize = new Vector2(512, 384);
+
+            RelativeSizeAxes = Axes.X;
+
+            Anchor = Anchor.Centre;
+            Origin = Anchor.Centre;
+        }
+
+        [BackgroundDependencyLoader]
+        private void load(IBindable<WorkingBeatmap> working)
+        {
+            this.working = working.GetBoundCopy();
+            this.working.BindValueChanged(_ => Scheduler.AddOnce(updateBeatmap), true);
+        }
+
+        private void updateBeatmap()
+        {
+            lastObjectIndex = null;
+            beatmapClock = new InterpolatingFramedClock(new FramedClock(working.Value.Track));
+            hitObjects = working.Value.GetPlayableBeatmap(rulesets.GetRuleset(0)).HitObjects.SelectMany(h => h.NestedHitObjects.Prepend(h))
+                                .OrderBy(h => h.StartTime)
+                                .ToList();
+        }
+
+        private int? lastObjectIndex;
+
+        protected override void Update()
+        {
+            base.Update();
+
+            Height = DrawWidth / 16 * 10;
+
+            beatmapClock.ProcessFrame();
+
+            // intentionally slightly early since we are doing fades on the lighting.
+            double time = beatmapClock.CurrentTime + 50;
+
+            // handle seeks or OOB by skipping to current.
+            if (lastObjectIndex == null || lastObjectIndex >= hitObjects.Count || (lastObjectIndex >= 0 && hitObjects[lastObjectIndex.Value].StartTime > time)
+                || Math.Abs(beatmapClock.ElapsedFrameTime) > 500)
+                lastObjectIndex = hitObjects.Count(h => h.StartTime < time) - 1;
+
+            while (lastObjectIndex < hitObjects.Count - 1)
+            {
+                var h = hitObjects[lastObjectIndex.Value + 1];
+
+                if (h.StartTime > time)
+                    break;
+
+                // Don't add lighting if the game is running too slow.
+                if (Clock.ElapsedFrameTime < 20)
+                    addLight(h);
+
+                lastObjectIndex++;
+            }
+        }
+
+        private void addLight(HitObject h)
+        {
+            var light = new Light
+            {
+                RelativePositionAxes = Axes.Both,
+                Position = ((IHasPosition)h).Position
+            };
+
+            AddInternal(light);
+
+            if (h.GetType().Name.Contains("Tick"))
+            {
+                light.Colour = SeasonalUI.AMBIENT_COLOUR_1;
+                light.Scale = new Vector2(0.5f);
+                light
+                    .FadeInFromZero(250)
+                    .Then()
+                    .FadeOutFromOne(1000, Easing.Out);
+
+                light.MoveToOffset(new Vector2(RNG.Next(-20, 20), RNG.Next(-20, 20)), 1400, Easing.Out);
+            }
+            else
+            {
+                // default green
+                Color4 col = SeasonalUI.PRIMARY_COLOUR_2;
+
+                // whistle red
+                if (h.Samples.Any(s => s.Name == HitSampleInfo.HIT_WHISTLE))
+                    col = SeasonalUI.PRIMARY_COLOUR_1;
+                // clap is third colour
+                else if (h.Samples.Any(s => s.Name == HitSampleInfo.HIT_CLAP))
+                    col = SeasonalUI.AMBIENT_COLOUR_1;
+
+                light.Colour = col;
+
+                // finish larger lighting
+                if (h.Samples.Any(s => s.Name == HitSampleInfo.HIT_FINISH))
+                    light.Scale = new Vector2(3);
+
+                light
+                    .FadeInFromZero(150)
+                    .Then()
+                    .FadeOutFromOne(1000, Easing.In);
+
+                light.Expire();
+            }
+        }
+
+        public partial class Light : CompositeDrawable
+        {
+            private readonly Circle circle;
+
+            public new Color4 Colour
+            {
+                set
+                {
+                    circle.Colour = value.Darken(0.8f);
+                    circle.EdgeEffect = new EdgeEffectParameters
+                    {
+                        Type = EdgeEffectType.Glow,
+                        Colour = value,
+                        Radius = 80,
+                    };
+                }
+            }
+
+            public Light()
+            {
+                InternalChildren = new Drawable[]
+                {
+                    circle = new Circle
+                    {
+                        Anchor = Anchor.Centre,
+                        Origin = Anchor.Centre,
+                        Size = new Vector2(12),
+                        Colour = SeasonalUI.AMBIENT_COLOUR_1,
+                        Blending = BlendingParameters.Additive,
+                        EdgeEffect = new EdgeEffectParameters
+                        {
+                            Type = EdgeEffectType.Glow,
+                            Colour = SeasonalUI.AMBIENT_COLOUR_2,
+                            Radius = 80,
+                        }
+                    }
+                };
+
+                Origin = Anchor.Centre;
+                Alpha = 0.5f;
+            }
+        }
+    }
+}

osu.Game/Screens/Menu/MenuLogoVisualisation.cs

@@ -3,12 +3,12 @@
 
 #nullable disable
 
-using osuTK.Graphics;
-using osu.Game.Skinning;
-using osu.Game.Online.API;
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
+using osu.Game.Online.API;
 using osu.Game.Online.API.Requests.Responses;
+using osu.Game.Skinning;
+using osuTK.Graphics;
 
 namespace osu.Game.Screens.Menu
 {
@@ -29,7 +29,9 @@ namespace osu.Game.Screens.Menu
 
         private void updateColour()
         {
-            if (user.Value?.IsSupporter ?? false)
+            if (SeasonalUI.ENABLED)
+                Colour = SeasonalUI.AMBIENT_COLOUR_1;
+            else if (user.Value?.IsSupporter ?? false)
                 Colour = skin.Value.GetConfig<GlobalSkinColours, Color4>(GlobalSkinColours.MenuGlow)?.Value ?? Color4.White;
             else
                 Colour = Color4.White;

osu.Game/Screens/Menu/MenuSideFlashes.cs

@@ -3,22 +3,23 @@
 
 #nullable disable
 
-using osuTK.Graphics;
+using System;
 using osu.Framework.Allocation;
+using osu.Framework.Audio.Track;
+using osu.Framework.Bindables;
 using osu.Framework.Extensions.Color4Extensions;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Colour;
 using osu.Framework.Graphics.Shapes;
+using osu.Framework.Utils;
 using osu.Game.Beatmaps;
 using osu.Game.Beatmaps.ControlPoints;
 using osu.Game.Graphics;
 using osu.Game.Graphics.Containers;
-using osu.Game.Skinning;
 using osu.Game.Online.API;
-using System;
-using osu.Framework.Audio.Track;
-using osu.Framework.Bindables;
 using osu.Game.Online.API.Requests.Responses;
+using osu.Game.Skinning;
+using osuTK.Graphics;
 
 namespace osu.Game.Screens.Menu
 {
@@ -67,7 +68,7 @@ namespace osu.Game.Screens.Menu
                     Anchor = Anchor.CentreLeft,
                     Origin = Anchor.CentreLeft,
                     RelativeSizeAxes = Axes.Y,
-                    Width = box_width * 2,
+                    Width = box_width * (SeasonalUI.ENABLED ? 4 : 2),
                     Height = 1.5f,
                     // align off-screen to make sure our edges don't become visible during parallax.
                     X = -box_width,
@@ -79,7 +80,7 @@ namespace osu.Game.Screens.Menu
                     Anchor = Anchor.CentreRight,
                     Origin = Anchor.CentreRight,
                     RelativeSizeAxes = Axes.Y,
-                    Width = box_width * 2,
+                    Width = box_width * (SeasonalUI.ENABLED ? 4 : 2),
                     Height = 1.5f,
                     X = box_width,
                     Alpha = 0,
@@ -104,7 +105,11 @@ namespace osu.Game.Screens.Menu
 
         private void flash(Drawable d, double beatLength, bool kiai, ChannelAmplitudes amplitudes)
         {
-            d.FadeTo(Math.Max(0, ((ReferenceEquals(d, leftBox) ? amplitudes.LeftChannel : amplitudes.RightChannel) - amplitude_dead_zone) / (kiai ? kiai_multiplier : alpha_multiplier)), box_fade_in_time)
+            if (SeasonalUI.ENABLED)
+                updateColour();
+
+            d.FadeTo(Math.Clamp(0.1f + ((ReferenceEquals(d, leftBox) ? amplitudes.LeftChannel : amplitudes.RightChannel) - amplitude_dead_zone) / (kiai ? kiai_multiplier : alpha_multiplier), 0.1f, 1),
+                 box_fade_in_time)
              .Then()
              .FadeOut(beatLength, Easing.In);
         }
@@ -113,7 +118,9 @@ namespace osu.Game.Screens.Menu
         {
             Color4 baseColour = colours.Blue;
 
-            if (user.Value?.IsSupporter ?? false)
+            if (SeasonalUI.ENABLED)
+                baseColour = RNG.NextBool() ? SeasonalUI.PRIMARY_COLOUR_1 : SeasonalUI.PRIMARY_COLOUR_2;
+            else if (user.Value?.IsSupporter ?? false)
                 baseColour = skin.Value.GetConfig<GlobalSkinColours, Color4>(GlobalSkinColours.MenuGlow)?.Value ?? baseColour;
 
             // linear colour looks better in this case, so let's use it for now.

osu.Game/Screens/Menu/OsuLogo.cs

@@ -4,6 +4,7 @@
 #nullable disable
 
 using System;
+using JetBrains.Annotations;
 using osu.Framework.Allocation;
 using osu.Framework.Audio;
 using osu.Framework.Audio.Sample;
@@ -211,6 +212,15 @@ namespace osu.Game.Screens.Menu
                                                             Anchor = Anchor.Centre,
                                                             Origin = Anchor.Centre,
                                                         },
+                                                        SeasonalUI.ENABLED
+                                                            ? hat = new Sprite
+                                                            {
+                                                                BypassAutoSizeAxes = Axes.Both,
+                                                                Alpha = 0,
+                                                                Origin = Anchor.BottomCentre,
+                                                                Scale = new Vector2(-1, 1),
+                                                            }
+                                                            : Empty(),
                                                     }
                                                 },
                                                 impactContainer = new CircularContainer
@@ -271,11 +281,21 @@ namespace osu.Game.Screens.Menu
         private void load(TextureStore textures, AudioManager audio)
         {
             sampleClick = audio.Samples.Get(@"Menu/osu-logo-select");
-            sampleBeat = audio.Samples.Get(@"Menu/osu-logo-heartbeat");
-            sampleDownbeat = audio.Samples.Get(@"Menu/osu-logo-downbeat");
+
+            if (SeasonalUI.ENABLED)
+            {
+                sampleDownbeat = sampleBeat = audio.Samples.Get(@"Menu/osu-logo-heartbeat-bell");
+            }
+            else
+            {
+                sampleBeat = audio.Samples.Get(@"Menu/osu-logo-heartbeat");
+                sampleDownbeat = audio.Samples.Get(@"Menu/osu-logo-downbeat");
+            }
 
             logo.Texture = textures.Get(@"Menu/logo");
             ripple.Texture = textures.Get(@"Menu/logo");
+            if (hat != null)
+                hat.Texture = textures.Get(@"Menu/hat");
         }
 
         private int lastBeatIndex;
@@ -303,7 +323,10 @@ namespace osu.Game.Screens.Menu
                     else
                     {
                         var channel = sampleBeat.GetChannel();
-                        channel.Frequency.Value = 0.95 + RNG.NextDouble(0.1);
+                        if (SeasonalUI.ENABLED)
+                            channel.Frequency.Value = 0.99 + RNG.NextDouble(0.02);
+                        else
+                            channel.Frequency.Value = 0.95 + RNG.NextDouble(0.1);
                         channel.Play();
                     }
                 });
@@ -358,6 +381,9 @@ namespace osu.Game.Screens.Menu
 
             const float scale_adjust_cutoff = 0.4f;
 
+            if (SeasonalUI.ENABLED)
+                updateHat();
+
             if (musicController.CurrentTrack.IsRunning)
             {
                 float maxAmplitude = lastBeatIndex >= 0 ? musicController.CurrentTrack.CurrentAmplitudes.Maximum : 0;
@@ -371,6 +397,38 @@ namespace osu.Game.Screens.Menu
             }
         }
 
+        private bool hasHat;
+
+        private void updateHat()
+        {
+            if (hat == null)
+                return;
+
+            bool shouldHat = DrawWidth * Scale.X < 400;
+
+            if (shouldHat != hasHat)
+            {
+                hasHat = shouldHat;
+
+                if (hasHat)
+                {
+                    hat.Delay(400)
+                       .Then()
+                       .MoveTo(new Vector2(120, 160))
+                       .RotateTo(0)
+                       .RotateTo(-20, 500, Easing.OutQuint)
+                       .FadeIn(250, Easing.OutQuint);
+                }
+                else
+                {
+                    hat.Delay(100)
+                       .Then()
+                       .MoveToOffset(new Vector2(0, -5), 500, Easing.OutQuint)
+                       .FadeOut(500, Easing.OutQuint);
+                }
+            }
+        }
+
         public override bool HandlePositionalInput => base.HandlePositionalInput && Alpha > 0.2f;
 
         protected override bool OnMouseDown(MouseDownEvent e)
@@ -448,6 +506,9 @@ namespace osu.Game.Screens.Menu
         private Container currentProxyTarget;
         private Drawable proxy;
 
+        [CanBeNull]
+        private readonly Sprite hat;
+
         public void StopSamplePlayback() => sampleClickChannel?.Stop();
 
         public Drawable ProxyToContainer(Container c)

osu.Game/Screens/OnlinePlay/Components/ListingPollingComponent.cs

@@ -47,7 +47,7 @@ namespace osu.Game.Screens.OnlinePlay.Components
 
             lastPollRequest?.Cancel();
 
-            var req = new GetRoomsRequest(Filter.Value.Status, Filter.Value.Category);
+            var req = new GetRoomsRequest(Filter.Value);
 
             req.Success += result =>
             {

osu.Game/Screens/OnlinePlay/Components/StatusColouredContainer.cs

@@ -29,18 +29,28 @@ namespace osu.Game.Screens.OnlinePlay.Components
             base.LoadComplete();
 
             room.PropertyChanged += onRoomPropertyChanged;
+
+            // Timed update required to track rooms which have hit the end time, see `HasEnded`.
+            Scheduler.AddDelayed(updateRoomStatus, 1000, true);
             updateRoomStatus();
         }
 
         private void onRoomPropertyChanged(object? sender, PropertyChangedEventArgs e)
         {
-            if (e.PropertyName == nameof(Room.Status))
-                updateRoomStatus();
+            switch (e.PropertyName)
+            {
+                case nameof(Room.Category):
+                case nameof(Room.Status):
+                case nameof(Room.EndDate):
+                case nameof(Room.HasPassword):
+                    updateRoomStatus();
+                    break;
+            }
         }
 
         private void updateRoomStatus()
         {
-            this.FadeColour(colours.ForRoomCategory(room.Category) ?? room.Status.GetAppropriateColour(colours), transitionDuration);
+            this.FadeColour(colours.ForRoomCategory(room.Category) ?? colours.ForRoomStatus(room), transitionDuration);
         }
 
         protected override void Dispose(bool isDisposing)

osu.Game/Screens/OnlinePlay/Lounge/Components/FilterCriteria.cs

@@ -8,7 +8,8 @@ namespace osu.Game.Screens.OnlinePlay.Lounge.Components
     public class FilterCriteria
     {
         public string SearchString = string.Empty;
-        public RoomStatusFilter Status;
+        public RoomModeFilter Mode;
+        public RoomStatusFilter? Status;
         public string Category = string.Empty;
         public RulesetInfo? Ruleset;
         public RoomPermissionsFilter Permissions;

osu.Game/Screens/OnlinePlay/Lounge/Components/RoomModeFilter.cs

@@ -0,0 +1,17 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using System.ComponentModel;
+
+namespace osu.Game.Screens.OnlinePlay.Lounge.Components
+{
+    public enum RoomModeFilter
+    {
+        Open,
+
+        [Description("Recently Ended")]
+        Ended,
+        Participated,
+        Owned,
+    }
+}

osu.Game/Screens/OnlinePlay/Lounge/Components/RoomStatusFilter.cs

@@ -1,17 +1,11 @@
-// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-using System.ComponentModel;
-
 namespace osu.Game.Screens.OnlinePlay.Lounge.Components
 {
     public enum RoomStatusFilter
     {
-        Open,
-
-        [Description("Recently Ended")]
-        Ended,
-        Participated,
-        Owned,
+        Idle,
+        Playing,
     }
 }

osu.Game/Screens/OnlinePlay/Lounge/Components/RoomStatusPill.cs

@@ -7,6 +7,7 @@ using osu.Framework.Graphics;
 using osu.Framework.Graphics.Sprites;
 using osu.Game.Graphics;
 using osu.Game.Online.Rooms;
+using osu.Game.Localisation;
 
 namespace osu.Game.Screens.OnlinePlay.Lounge.Components
 {
@@ -35,8 +36,10 @@ namespace osu.Game.Screens.OnlinePlay.Lounge.Components
             Pill.Background.Alpha = 1;
 
             room.PropertyChanged += onRoomPropertyChanged;
-            updateDisplay();
 
+            // Timed update required to track rooms which have hit the end time, see `HasEnded`.
+            Scheduler.AddDelayed(updateDisplay, 1000, true);
+            updateDisplay();
             FinishTransforms(true);
         }
 
@@ -46,6 +49,7 @@ namespace osu.Game.Screens.OnlinePlay.Lounge.Components
             {
                 case nameof(Room.Status):
                 case nameof(Room.EndDate):
+                case nameof(Room.HasPassword):
                     updateDisplay();
                     break;
             }
@@ -53,8 +57,23 @@ namespace osu.Game.Screens.OnlinePlay.Lounge.Components
 
         private void updateDisplay()
         {
-            Pill.Background.FadeColour(room.Status.GetAppropriateColour(colours), 100);
-            TextFlow.Text = room.Status.Message;
+            Pill.Background.FadeColour(colours.ForRoomStatus(room), 100);
+
+            if (room.HasEnded)
+                TextFlow.Text = RoomStatusPillStrings.Ended;
+            else
+            {
+                switch (room.Status)
+                {
+                    case RoomStatus.Playing:
+                        TextFlow.Text = RoomStatusPillStrings.Playing;
+                        break;
+
+                    default:
+                        TextFlow.Text = room.HasPassword ? RoomStatusPillStrings.OpenPrivate : RoomStatusPillStrings.Open;
+                        break;
+                }
+            }
         }
 
         protected override void Dispose(bool isDisposing)

osu.Game/Screens/OnlinePlay/Lounge/DrawableLoungeRoom.cs

@@ -26,7 +26,6 @@ using osu.Game.Input.Bindings;
 using osu.Game.Online.API;
 using osu.Game.Online.API.Requests;
 using osu.Game.Online.Rooms;
-using osu.Game.Online.Rooms.RoomStatuses;
 using osu.Game.Overlays;
 using osu.Game.Screens.OnlinePlay.Components;
 using osu.Game.Screens.OnlinePlay.Lounge.Components;
@@ -168,7 +167,7 @@ namespace osu.Game.Screens.OnlinePlay.Lounge
                     })
                 };
 
-                if (Room.Type == MatchType.Playlists && Room.Host?.Id == api.LocalUser.Value.Id && Room.StartDate?.AddMinutes(5) >= DateTimeOffset.Now && Room.Status is not RoomStatusEnded)
+                if (Room.Type == MatchType.Playlists && Room.Host?.Id == api.LocalUser.Value.Id && Room.StartDate?.AddMinutes(5) >= DateTimeOffset.Now && !Room.HasEnded)
                 {
                     items.Add(new OsuMenuItem("Close playlist", MenuItemType.Destructive, () =>
                     {

osu.Game/Screens/OnlinePlay/Lounge/LoungeSubScreen.cs

@@ -83,7 +83,8 @@ namespace osu.Game.Screens.OnlinePlay.Lounge
         private LoadingLayer loadingLayer = null!;
         private RoomsContainer roomsContainer = null!;
         private SearchTextBox searchTextBox = null!;
-        private Dropdown<RoomStatusFilter> statusDropdown = null!;
+
+        protected Dropdown<RoomModeFilter> StatusDropdown { get; private set; } = null!;
 
         [BackgroundDependencyLoader(true)]
         private void load()
@@ -223,20 +224,20 @@ namespace osu.Game.Screens.OnlinePlay.Lounge
         {
             SearchString = searchTextBox.Current.Value,
             Ruleset = ruleset.Value,
-            Status = statusDropdown.Current.Value
+            Mode = StatusDropdown.Current.Value
         };
 
         protected virtual IEnumerable<Drawable> CreateFilterControls()
         {
-            statusDropdown = new SlimEnumDropdown<RoomStatusFilter>
+            StatusDropdown = new SlimEnumDropdown<RoomModeFilter>
             {
                 RelativeSizeAxes = Axes.None,
                 Width = 160,
             };
 
-            statusDropdown.Current.BindValueChanged(_ => UpdateFilter());
+            StatusDropdown.Current.BindValueChanged(_ => UpdateFilter());
 
-            yield return statusDropdown;
+            yield return StatusDropdown;
         }
 
         #endregion

osu.Game/Screens/OnlinePlay/Multiplayer/MultiplayerLoungeSubScreen.cs

@@ -2,7 +2,6 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using System.Collections.Generic;
-using System.Linq;
 using System.Threading.Tasks;
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
@@ -31,6 +30,7 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer
         private MultiplayerClient client { get; set; } = null!;
 
         private Dropdown<RoomPermissionsFilter> roomAccessTypeDropdown = null!;
+        private OsuCheckbox showInProgress = null!;
 
         public override void OnResuming(ScreenTransitionEvent e)
         {
@@ -47,7 +47,10 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer
 
         protected override IEnumerable<Drawable> CreateFilterControls()
         {
-            roomAccessTypeDropdown = new SlimEnumDropdown<RoomPermissionsFilter>
+            foreach (var control in base.CreateFilterControls())
+                yield return control;
+
+            yield return roomAccessTypeDropdown = new SlimEnumDropdown<RoomPermissionsFilter>
             {
                 RelativeSizeAxes = Axes.None,
                 Current = Config.GetBindable<RoomPermissionsFilter>(OsuSetting.MultiplayerRoomFilter),
@@ -56,7 +59,17 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer
 
             roomAccessTypeDropdown.Current.BindValueChanged(_ => UpdateFilter());
 
-            return base.CreateFilterControls().Append(roomAccessTypeDropdown);
+            yield return showInProgress = new OsuCheckbox
+            {
+                LabelText = "Show in-progress rooms",
+                RelativeSizeAxes = Axes.None,
+                Width = 220,
+                Padding = new MarginPadding { Vertical = 5, },
+                Current = Config.GetBindable<bool>(OsuSetting.MultiplayerShowInProgressFilter),
+            };
+
+            showInProgress.Current.BindValueChanged(_ => UpdateFilter());
+            StatusDropdown.Current.BindValueChanged(_ => showInProgress.Alpha = StatusDropdown.Current.Value == RoomModeFilter.Open ? 1 : 0, true);
         }
 
         protected override FilterCriteria CreateFilterCriteria()
@@ -64,6 +77,7 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer
             var criteria = base.CreateFilterCriteria();
             criteria.Category = @"realtime";
             criteria.Permissions = roomAccessTypeDropdown.Current.Value;
+            criteria.Status = showInProgress.Current.Value && criteria.Mode == RoomModeFilter.Open ? null : RoomStatusFilter.Idle;
             return criteria;
         }
 

osu.Game/Screens/OnlinePlay/Multiplayer/MultiplayerRoomManager.cs

@@ -8,7 +8,6 @@ using osu.Framework.Extensions.ExceptionExtensions;
 using osu.Framework.Logging;
 using osu.Game.Online.Multiplayer;
 using osu.Game.Online.Rooms;
-using osu.Game.Online.Rooms.RoomStatuses;
 using osu.Game.Screens.OnlinePlay.Components;
 
 namespace osu.Game.Screens.OnlinePlay.Multiplayer
@@ -31,7 +30,7 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer
 
             // this is done here as a pre-check to avoid clicking on already closed rooms in the lounge from triggering a server join.
             // should probably be done at a higher level, but due to the current structure of things this is the easiest place for now.
-            if (room.Status is RoomStatusEnded)
+            if (room.HasEnded)
             {
                 onError?.Invoke("Cannot join an ended room.");
                 return;

osu.Game/Screens/OnlinePlay/Playlists/PlaylistsRoomFooter.cs

@@ -9,7 +9,6 @@ using osu.Framework.Graphics.Containers;
 using osu.Game.Graphics.UserInterface;
 using osu.Game.Online.API;
 using osu.Game.Online.Rooms;
-using osu.Game.Online.Rooms.RoomStatuses;
 using osuTK;
 
 namespace osu.Game.Screens.OnlinePlay.Playlists
@@ -99,7 +98,7 @@ namespace osu.Game.Screens.OnlinePlay.Playlists
 
             if (room.Host?.Id == api.LocalUser.Value.Id)
             {
-                if (deletionGracePeriodRemaining > TimeSpan.Zero && room.Status is not RoomStatusEnded)
+                if (deletionGracePeriodRemaining > TimeSpan.Zero && !room.HasEnded)
                 {
                     closeButton.FadeIn();
                     using (BeginDelayedSequence(deletionGracePeriodRemaining.Value.TotalMilliseconds))

osu.Game/Screens/OnlinePlay/Playlists/PlaylistsRoomSubScreen.cs

@@ -16,7 +16,6 @@ using osu.Game.Input;
 using osu.Game.Online.API;
 using osu.Game.Online.API.Requests;
 using osu.Game.Online.Rooms;
-using osu.Game.Online.Rooms.RoomStatuses;
 using osu.Game.Screens.OnlinePlay.Components;
 using osu.Game.Screens.OnlinePlay.Match;
 using osu.Game.Screens.OnlinePlay.Match.Components;
@@ -286,11 +285,7 @@ namespace osu.Game.Screens.OnlinePlay.Playlists
             DialogOverlay?.Push(new ClosePlaylistDialog(Room, () =>
             {
                 var request = new ClosePlaylistRequest(Room.RoomID!.Value);
-                request.Success += () =>
-                {
-                    Room.Status = new RoomStatusEnded();
-                    Room.EndDate = DateTimeOffset.UtcNow;
-                };
+                request.Success += () => Room.EndDate = DateTimeOffset.UtcNow;
                 API.Queue(request);
             }));
         }