session readed UI

lib/apps/chat/provider.dart

@@ -153,9 +153,7 @@ class ChatProvider extends ChangeNotifier {
   /// and then this message will show in message list.
   messageCreate(Message msg) {
     final fgid = this.friends[msg.fid].gid;
-
     rpc.send('chat-message-create', [msg.fid, fgid, msg.type.toInt(), msg.content]);
-    notifyListeners();
   }
 
   /// delete a message.

lib/provider.dart

@@ -228,6 +228,7 @@ class AccountProvider extends ChangeNotifier {
         rpc.send('session-suspend', [this.actived, this.activedSession.gid, must]);
       }
       this.actived = id;
+      this.activedSession.lastReaded = true;
       final online = this.activedSession.online;
       if (online == OnlineType.Lost || online == OnlineType.Suspend) {
         if (online == OnlineType.Lost) {