validate method

@override void validate()

Метод проверяет валидность данных

Implementation

@override
void validate() {
  assert(paymentId.length <= 20);
  assert(rebillId.length <= 20);

  final bool? _sendEmail = sendEmail;
  final String? _infoEmail = infoEmail;
  if (_sendEmail == true) {
    final bool match =
        RegExp(r'^[a-zA-Z0-9_.+-]+@[a-zA-Z0-9-]+\.[a-zA-Z0-9-.]+$')
            .hasMatch(_infoEmail ?? '');
    assert(_infoEmail != null && _infoEmail.length <= 100 && match);
  }

  final String? _ip = ip;
  if (_ip != null) {
    assert(_ip.length >= 7 && _ip.length <= 45);
  }
}