Implement MappingSubscribersButton component

osu.Game/Overlays/Profile/Header/CentreHeaderContainer.cs

@@ -49,9 +49,12 @@ namespace osu.Game.Overlays.Profile.Header
                     Spacing = new Vector2(10, 0),
                     Children = new Drawable[]
                     {
-                        new AddFriendButton
+                        new FriendsButton
+                        {
+                            User = { BindTarget = User }
+                        },
+                        new MappingSubscribersButton
                         {
-                            RelativeSizeAxes = Axes.Y,
                             User = { BindTarget = User }
                         },
                         new MessageUserButton

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

@@ -8,7 +8,7 @@ using osu.Game.Users;
 
 namespace osu.Game.Overlays.Profile.Header.Components
 {
-    public class AddFriendButton : ProfileHeaderStatisticsButton
+    public class FriendsButton : ProfileHeaderStatisticsButton
     {
         public readonly Bindable<User> User = new Bindable<User>();
 
@@ -20,9 +20,7 @@ namespace osu.Game.Overlays.Profile.Header.Components
         private void load()
         {
             // todo: when friending/unfriending is implemented, the APIAccess.Friends list should be updated accordingly.
-            User.BindValueChanged(user => updateFollowers(user.NewValue), true);
+            User.BindValueChanged(user => SetValue(user.NewValue?.FollowerCount ?? 0), true);
         }
-
-        private void updateFollowers(User user) => SetValue(user?.FollowerCount.ToString("#,##0"));
     }
 }

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

@@ -0,0 +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 osu.Framework.Allocation;
+using osu.Framework.Bindables;
+using osu.Framework.Graphics.Sprites;
+using osu.Game.Users;
+
+namespace osu.Game.Overlays.Profile.Header.Components
+{
+    public class MappingSubscribersButton : ProfileHeaderStatisticsButton
+    {
+        public readonly Bindable<User> User = new Bindable<User>();
+
+        public override string TooltipText => "mapping subscribers";
+
+        protected override IconUsage CreateIcon() => FontAwesome.Solid.Bell;
+
+        [BackgroundDependencyLoader]
+        private void load()
+        {
+            User.BindValueChanged(user => SetValue(user.NewValue?.MappingFollowerCount ?? 0), true);
+        }
+    }
+}

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

@@ -1,7 +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.
 
-using JetBrains.Annotations;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Sprites;
@@ -17,13 +16,14 @@ namespace osu.Game.Overlays.Profile.Header.Components
 
         protected ProfileHeaderStatisticsButton()
         {
+            RelativeSizeAxes = Axes.Y;
             Child = new FillFlowContainer
             {
-                AutoSizeAxes = Axes.Both,
+                AutoSizeAxes = Axes.X,
-                Anchor = Anchor.CentreLeft,
+                RelativeSizeAxes = Axes.Y,
-                Origin = Anchor.CentreLeft,
+                Anchor = Anchor.Centre,
+                Origin = Anchor.Centre,
                 Direction = FillDirection.Horizontal,
-                Padding = new MarginPadding { Right = 10 },
                 Children = new Drawable[]
                 {
                     new SpriteIcon
@@ -38,15 +38,15 @@ namespace osu.Game.Overlays.Profile.Header.Components
                     {
                         Anchor = Anchor.CentreLeft,
                         Origin = Anchor.CentreLeft,
+                        Margin = new MarginPadding { Right = 10 },
                         Font = OsuFont.GetFont(weight: FontWeight.Bold)
                     }
                 }
             };
         }
 
-        [NotNull]
         protected abstract IconUsage CreateIcon();
 
-        protected void SetValue(string value) => drawableText.Text = value;
+        protected void SetValue(int value) => drawableText.Text = value.ToString("#,##0");
     }
 }