fetchAdvertisingId method

Implementation

Future<String?> fetchAdvertisingId() async {
  if (_idfa != null) return _idfa;

  try {
    return _idfa = await AdvertisingId.id();
  } on Object catch (e, stack) {
    logger.error(
      'Failed to get advertising id',
      error: e,
      stackTrace: stack,
    );
  }
  return null;
}