isJoinedGroup method

Future<bool> isJoinedGroup({
  1. required String groupID,
  2. String? operationID,
})

Check if the user has joined a group groupID Group ID

Implementation

Future<bool> isJoinedGroup({
  required String groupID,
  String? operationID,
}) =>
    _channel
        .invokeMethod(
            'isJoinGroup',
            _buildParam({
              'groupID': groupID,
              'operationID': Utils.checkOperationID(operationID),
            }))
        .then((value) => value == 'true' ? true : false);