add beatmap editor option to remove online data of a map

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+    "dotnet.defaultSolution": "osu.Desktop.slnf"
+}

osu.Game/Graphics/Backgrounds/SeasonalBackgroundLoader.cs

@@ -59,9 +59,9 @@ namespace osu.Game.Graphics.Backgrounds
         /// <summary>
         /// Public method to trigger a refresh of categories from the UI.
         /// </summary>
-        public void RefreshCategories()
+        public void RefreshCategories(bool ignoreSuccess = false)
         {
-            fetchCategories();
+            fetchCategories(ignoreSuccess);
         }
 
         private void fetchCategories(bool ignoreSuccess = false)
@@ -76,7 +76,8 @@ namespace osu.Game.Graphics.Backgrounds
 
                 AvailableCategories.Value = serverCategories.Distinct(StringComparer.OrdinalIgnoreCase).ToList();
 
-                if (!AvailableCategories.Value.Any()) {
+                if (!AvailableCategories.Value.Any())
+                {
                     selectedCategory.Value = "";
                     return; // we don't have any categories!!!
                 }

osu.Game/Overlays/Settings/Sections/UserInterface/MainMenuSettings.cs

@@ -5,16 +5,13 @@
 
 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.Localisation;
 using osu.Game.Configuration;
 using osu.Game.Graphics.Backgrounds;
 using osu.Game.Localisation;
 using osu.Game.Online.API;
 using osu.Game.Online.API.Requests.Responses;
-using osu.Game.Overlays.Settings;
 
 namespace osu.Game.Overlays.Settings.Sections.UserInterface
 {
@@ -29,13 +26,13 @@ namespace osu.Game.Overlays.Settings.Sections.UserInterface
 
         private SettingsEnumDropdown<BackgroundSource> backgroundSourceDropdown;
 
+        private Bindable<bool> useSeasonalBackgrounds;
+
         [BackgroundDependencyLoader]
         private void load(OsuConfigManager config, IAPIProvider api)
         {
             user = api.LocalUser.GetBoundCopy();
-
-            var backgroundModeBindable = config.GetBindable<SeasonalBackgroundMode>(OsuSetting.SeasonalBackgroundMode);
-            var enabledProxyBindable = new Bindable<bool>();
+            useSeasonalBackgrounds = config.GetBindable<bool>(OsuSetting.UseSeasonalBackgroundsV2);
 
             var backgroundToggle = new SettingsCheckbox
             {
@@ -56,28 +53,21 @@ namespace osu.Game.Overlays.Settings.Sections.UserInterface
                 Action = () => backgroundLoader.RefreshCategories()
             };
 
-            backgroundLoader.AvailableCategories.BindValueChanged(categories => categoryDropdown.Items = categories.NewValue, true);
+            // TODO: the category dropdown disappear if no backgrounds (e.g. when first enabling the setting)
+            refreshButton.CanBeShown.BindTo(useSeasonalBackgrounds);
+            categoryDropdown.CanBeShown.BindTo(useSeasonalBackgrounds);
+            useSeasonalBackgrounds.BindValueChanged(
+                _ => backgroundLoader.RefreshCategories(true)
+            );
 
-            backgroundModeBindable.BindValueChanged(mode =>
-            {
-                if (mode.NewValue == SeasonalBackgroundMode.Always)
-                {
-                    categoryDropdown.Show();
-                    refreshButton.Show();
-                }
-                else
-                {
-                    categoryDropdown.Hide();
-                    refreshButton.Hide();
-                }
-            }, true);
+            backgroundLoader.AvailableCategories.BindValueChanged(categories => categoryDropdown.Items = categories.NewValue, true);
 
             Children = new Drawable[]
             {
                 new SettingsCheckbox
                 {
                     LabelText = UserInterfaceStrings.ShowMenuTips,
-                    Current = config.GetBindable<bool>(OsuSetting.MenuTips)
+                    Current = config.GetBindable<bool>(OsuSetting.MenuTips),
                 },
                 new SettingsCheckbox
                 {

osu.Game/Screens/Edit/Editor.cs

@@ -40,6 +40,7 @@ using osu.Game.Localisation;
 using osu.Game.Online.API;
 using osu.Game.Online.Multiplayer;
 using osu.Game.Overlays;
+using osu.Game.Overlays.Dialog;
 using osu.Game.Overlays.Notifications;
 using osu.Game.Overlays.OSD;
 using osu.Game.Rulesets;
@@ -1312,6 +1313,8 @@ namespace osu.Game.Screens.Edit
                 yield return upload;
             }
 
+            yield return new EditorMenuItem("Remove all online IDs", MenuItemType.Destructive, anonymizeBeatmap);
+
             if (editorBeatmap.BeatmapInfo.OnlineID > 0)
             {
                 yield return new OsuMenuItemSpacer();
@@ -1396,6 +1399,14 @@ namespace osu.Game.Screens.Edit
             void startSubmission() => this.Push(new BeatmapSubmissionScreen());
         }
 
+        private void anonymizeBeatmap()
+        {
+            dialogOverlay.Push(new ConfirmDialog(
+                "Really remove online IDs?",
+                () => playableBeatmap.BeatmapInfo.ResetOnlineInfo(true)
+            ));
+        }
+
         private void exportBeatmap(bool legacy)
         {
             if (HasUnsavedChanges)

osu.Game/Screens/Menu/OsuLogo.cs

@@ -260,7 +260,8 @@ namespace osu.Game.Screens.Menu
             };
         }
 
-        public void UpdateColour() {
+        public void UpdateColour()
+        {
             if (triangles == null || colourBox == null)
                 return; // we're still loading