Modify admin chat (#13050)

* split admin chat into new channel

* add ability to play audio when a chat message is received and add audio to admin chat

* give client control of AdminChat sound and volume + suppress sound for senders

Content.Shared/Chat/ChatChannel.cs

@@ -60,14 +60,19 @@ namespace Content.Shared.Chat
         Dead = 1 << 9,
 
         /// <summary>
-        ///     Admin chat
+        ///     Misc admin messages
         /// </summary>
         Admin = 1 << 10,
 
+        /// <summary>
+        ///     Admin chat
+        /// </summary>
+        AdminChat = 1 << 11,
+
         /// <summary>
         ///     Unspecified.
         /// </summary>
-        Unspecified = 1 << 11,
+        Unspecified = 1 << 12,
 
         /// <summary>
         ///     Channels considered to be IC.

Content.Shared/Chat/ChatChannelExtensions.cs

@@ -12,6 +12,7 @@ public static class ChatChannelExtensions
             ChatChannel.OOC => Color.LightSkyBlue,
             ChatChannel.Dead => Color.MediumPurple,
             ChatChannel.Admin => Color.Red,
+            ChatChannel.AdminChat => Color.HotPink,
             ChatChannel.Whisper => Color.DarkGray,
             _ => Color.LightGray
         };

Content.Shared/Chat/ChatSelectChannel.cs

@@ -49,7 +49,7 @@
         /// <summary>
         ///     Admin chat
         /// </summary>
-        Admin = ChatChannel.Admin,
+        Admin = ChatChannel.AdminChat,
 
         Console = ChatChannel.Unspecified
     }

Content.Shared/Chat/MsgChatMessage.cs

@@ -16,11 +16,13 @@ namespace Content.Shared.Chat
         public EntityUid SenderEntity;
         public bool HideChat;
         public Color? MessageColorOverride;
+        public string? AudioPath;
+        public float AudioVolume;
 
         [NonSerialized]
         public bool Read;
 
-        public ChatMessage(ChatChannel channel, string message, string wrappedMessage, EntityUid source, bool hideChat = false, Color? colorOverride = null)
+        public ChatMessage(ChatChannel channel, string message, string wrappedMessage, EntityUid source, bool hideChat = false, Color? colorOverride = null, string? audioPath = null, float audioVolume = 0)
         {
             Channel = channel;
             Message = message;
@@ -28,6 +30,8 @@ namespace Content.Shared.Chat
             SenderEntity = source;
             HideChat = hideChat;
             MessageColorOverride = colorOverride;
+            AudioPath = audioPath;
+            AudioVolume = audioVolume;
         }
     }