getChatRoomConversationList method Null safety

Future<List<JMConversationInfo>> getChatRoomConversationList()

Implementation

Future<List<JMConversationInfo>> getChatRoomConversationList() async {
  List conversationJsons =
      await _channel.invokeMethod('getChatRoomConversationList');
  List<JMConversationInfo> conversations = conversationJsons
      .map((json) => JMConversationInfo.fromJson(json))
      .toList();
  return conversations;
}