add composer actions/modules and ability to send rich messages

Riot/Modules/Room/RoomViewController.swift

@@ -52,6 +52,28 @@ extension RoomViewController {
     }
 
 
+    /// Send given attributed text message to the room
+    ///
+    /// - Parameter attributedTextMsg: the attributed text message
+    @objc func sendFormattedTextMessage(_ rawTextMsg: String, htmlMsg: String) {
+        let eventModified = self.roomDataSource.event(withEventId: customizedRoomDataSource?.selectedEventId)
+        self.setupRoomDataSource { roomDataSource in
+            guard let roomDataSource = roomDataSource as? RoomDataSource else { return }
+            roomDataSource.sendFormattedTextMessage(rawTextMsg, html: htmlMsg) { response in
+                switch response {
+                case .success:
+                    break
+                case .failure:
+                    MXLog.error("[RoomViewController] sendFormattedTextMessage failed")
+                }
+            }
+
+            if self.customizedRoomDataSource?.selectedEventId != nil {
+                self.cancelEventSelection()
+            }
+        }
+    }
+    
     /// Send given attributed text message to the room
     /// 
     /// - Parameter attributedTextMsg: the attributed text message