handlePaymentClick method

Implementation

Future<void> handlePaymentClick() async {
  payButtonLoading = true;
  try {
    StartCheckoutResponse response = await _payment(paymentData);
    callBack(response);
  } catch (e) {
    showError(
      e.toString(),
      "msgError",
      "payButton",
    );
    printDev(e);
  } finally {
    payButtonLoading = false;
  }
}