Change announcement type from String to NSAttributedString

Author: elliekwon

Sources/Layout/AnnounceMessageSizeCalculator.swift

@@ -61,7 +61,7 @@ open class AnnouncementMessageSizeCalculator: MessageSizeCalculator {
 
         switch message.kind {
         case .announcement(let text):
-            attributedText = NSAttributedString(string: text, attributes: [.font: messageLabelFont])
+            attributedText = text
         default:
             fatalError("messageContainerSize received unhandled MessageDataType: \(message.kind)")
         }

Sources/Models/MessageKind.swift

@@ -58,7 +58,7 @@ public enum MessageKind {
     case contact(ContactItem)
 
     /// An announcement message.
-    case announcement(String)
+    case announcement(NSAttributedString)
 
     /// A custom message.
     /// - Note: Using this case requires that you implement the following methods and handle this case:

Sources/Views/Cells/TextMessageCell.swift

@@ -79,14 +79,7 @@ open class TextMessageCell: MessageContentCell {
             switch message.kind {
             case .announcement(let text):
                 messageLabel.textAlignment = .center
-                messageLabel.text = text
-
-                let textColor = displayDelegate.textColor(for: message, at: indexPath, in: messagesCollectionView)
-                messageLabel.textColor = textColor
-
-                if let font = messageLabel.messageLabelFont {
-                    messageLabel.font = font
-                }
+                messageLabel.attributedText = text
             case .text(let text), .emoji(let text):
                 messageLabel.textAlignment = .left
                 messageLabel.text = text