public async Task <PaymentResponse> processData(PaymentData paymentInfo)
{
int retryAttempts = 0;
PaymentResponse response = new PaymentResponse();
if (paymentInfo.amount < 20)
{
response = _cheapPaymentGateway.processPayment(paymentInfo);
}
else if (paymentInfo.amount > 20 && paymentInfo.amount < 500)
{
response = _cheapPaymentGateway.processPayment(paymentInfo);
if (response.Status == "Fail")
{
response = _expensivePaymentGateway.processPayment(paymentInfo);
}
}
else
{
response = _expensivePaymentGateway.processPayment(paymentInfo);
while (response.Status == "Fail" && retryAttempts <= 3)
{
response = _expensivePaymentGateway.processPayment(paymentInfo);
retryAttempts++;
}
}
return(response);
}