init

lib/src/listener/advanced_msg_listener.dart

@@ -5,7 +5,7 @@ class AdvancedMsgListener {
   /// listener uniquely identifies
   final String id;
 
-  AdvancedMsgListener({required this.id});
+  AdvancedMsgListener() : id = "id_${DateTime.now().microsecondsSinceEpoch}";
 
   void onRecvNewMessage(Message msg) {}
 

lib/src/manager/im_conversation_manager.dart

@@ -66,10 +66,6 @@ class ConversationManager {
         .then((value) => _printValue(value));
   }
 
-  Future<dynamic> getTotalUnreadMsgCount() {
-    return _channel.invokeMethod('getTotalUnreadMsgCount', _buildParam({}));
-  }
-
   static Map _buildParam(Map param) {
     param["ManagerName"] = "conversationManager";
     return param;

lib/src/manager/im_message_manager.dart

@@ -198,6 +198,10 @@ class MessageManager {
         .then((value) => _toObj(value));
   }
 
+  Future<dynamic> getTotalUnreadMsgCount() {
+    return _channel.invokeMethod('getTotalUnreadMsgCount', _buildParam({}));
+  }
+
   static Map _buildParam(Map param) {
     param["ManagerName"] = "messageManager";
     return param;