joinGroup method

Future joinGroup({
  1. required String gid,
  2. String? reason,
  3. String? operationID,
  4. int joinSource = 3,
})

申请加入组，需要通过管理员/群组同意。 joinSource 2：通过邀请 3：通过搜索 4：通过二维码

Implementation

Future<dynamic> joinGroup({
  required String gid,
  String? reason,
  String? operationID,
  int joinSource = 3,
}) =>
    _channel.invokeMethod(
        'joinGroup',
        _buildParam({
          'gid': gid,
          'reason': reason,
          'joinSource': joinSource,
          'operationID': Utils.checkOperationID(operationID),
        }));