getConversations method Null safety

Future<List<JMConversationInfo>> getConversations()

Implementation

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