Colors the chatselector in the chatcolor (#3960)

Co-authored-by: Paul <ritter.paul1+git@googlemail.com>

Content.Client/Chat/ChatBox.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Linq;
@@ -454,6 +454,7 @@ namespace Content.Client.Chat
             {
                 SelectedChannel = toSelect;
                 _channelSelector.Text = ChannelSelectorName(toSelect);
+                _channelSelector.Modulate = ChatHelper.ChatColor(toSelect);
                 return true;
             }
             // keep current setting

Content.Client/Chat/ChatManager.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using Content.Client.Administration;
 using Content.Client.GameObjects.Components.Observer;
 using Content.Client.Interfaces.Chat;
+using Content.Client.Utility;
 using Content.Shared.Administration;
 using Content.Shared.Chat;
 using Robust.Client.Console;
@@ -366,15 +367,7 @@ namespace Content.Client.Chat
             }
             else
             {
-                color = message.Channel switch
+                color = ChatHelper.ChatColor(message.Channel);
-                {
-                    ChatChannel.Server => Color.Orange,
-                    ChatChannel.Radio => Color.Green,
-                    ChatChannel.OOC => Color.LightSkyBlue,
-                    ChatChannel.Dead => Color.MediumPurple,
-                    ChatChannel.AdminChat => Color.Red,
-                    _ => color
-                };
             }
 
             if (CurrentChatBox == null) return;

Content.Client/Utility/ChatHelper.cs

@@ -0,0 +1,19 @@
+using Content.Shared.Chat;
+using Robust.Shared.Maths;
+
+namespace Content.Client.Utility
+{
+    public class ChatHelper
+    {
+        public static Color ChatColor(ChatChannel channel) =>
+            channel switch
+            {
+                ChatChannel.Server => Color.Orange,
+                ChatChannel.Radio => Color.Green,
+                ChatChannel.OOC => Color.LightSkyBlue,
+                ChatChannel.Dead => Color.MediumPurple,
+                ChatChannel.AdminChat => Color.Red,
+                _ => Color.DarkGray
+            };
+    }
+}