loadMessage method

Future<EMMessage> loadMessage(
  1. String messageId
)

通过messageId从db获取消息.

Implementation

Future<EMMessage> loadMessage(String messageId) async {
  Map req = {"msg_id": messageId};
  Map<String, dynamic> result =
      await _channel.invokeMethod(EMSDKMethod.getMessage, req);
  EMError.hasErrorFromResult(result);
  return EMMessage.fromJson(result[EMSDKMethod.getMessage]);
}