initPayment method

Future<Payment?> initPayment({
  1. required IStoneHandler handler,
  2. IStoneTechHandler? iStoneTechHandler,
  3. required String licenceKey,
})

Function to initialize payment and register the notification handler

Implementation

Future<Payment?> initPayment({
  required IStoneHandler handler,
  IStoneTechHandler? iStoneTechHandler,
  required String licenceKey,
}) async {
  if (_payment != null) {
    return _payment!;
  }
  _payment = await Payment.create(
    channel: _channel,
    paymentHandler: handler,
    iStoneTechHandler: iStoneTechHandler,
    licenceKey: licenceKey,
  );
  return _payment;
}