markMessageAsRead method
- String messageId
~english Marks a message as read.
Param messageId The message ID.
Throws A description of the exception. See ChatError. ~end
~chinese 将消息标为已读。
Param messageId 消息 ID。
Throws 如果有异常会在这里抛出,包含错误码和错误描述,详见 ChatError。 ~end
Implementation
Future<void> markMessageAsRead(String messageId) async {
  Map req = this._toJson();
  req['msg_id'] = messageId;
  Map result = await _emConversationChannel.invokeMethod(
      ChatMethodKeys.markMessageAsRead, req);
  try {
    ChatError.hasErrorFromResult(result);
  } on ChatError catch (e) {
    throw e;
  }
}