public IActionResult ProcessPayment(PaymentViewModel payment)
{
bool _paymentStauts = false;
try {
if (payment.Amount <= 20)
{
_paymentStauts = _cheapPaymentGateway.Pay(_mapper.Map <PaymentViewModel, PaymentDto>(payment));
}
else if (payment.Amount > 20 && payment.Amount < 500)
{
_paymentStauts = _expensePaymentGateway.Pay(_mapper.Map <PaymentViewModel, PaymentDto>(payment));
}
else if (payment.Amount >= 500)
{
_paymentStauts = _premiumPaymentGateway.Pay(_mapper.Map <PaymentViewModel, PaymentDto>(payment));
}
var model = _mapper.Map <PaymentViewModel, PaymentDto>(payment);
model.PaymentStatus = _paymentStauts == true ? "paid" : "unpaid";
_paymentEngine.AddPayment(model);
if (_paymentStauts)
{
return(Ok());
}
else
{
return(BadRequest());
}
} catch (Exception) {
return(StatusCode(500));
}
}
public Task <bool> Pay(decimal Amount, bool Retry)
{
if (!(Amount > 20 && Amount <= 500))
{
throw new ArgumentException("Expensive Payment Gateway can only process amounts between 21-500 pounds");
}
if (isExpensivePaymentGatewayAvailable)
{
var random = new Random().Next(100);
return(Task.FromResult(random % 2 == 0));
}
return(_cheapPaymentGateWay.Pay(Amount, true));
}
public async Task <IActionResult> ProcessPayment(PaymentDto payment)
{
if (!ModelState.IsValid)
{
return(BadRequest());
}
if (payment.ExpirationDate < DateTime.Now)
{
return(BadRequest("The Expiration Date Cannot be in the past"));
}
// Check if the amount and determines the payment Gateway to use
if (payment.Amount < 20)
{
var result = _cheapPayment.Pay();
CheckPayment(result, payment);
await _unitOfWork.processPayment.AddPayment(payment);
}
else if (payment.Amount >= 21 && payment.Amount < 500)
{
var result = _expensivePayment.Pay();
CheckPayment(result, payment);
await _unitOfWork.processPayment.AddPayment(payment);
}
_unitOfWork.Complete();
if (payment.PaymentStateId == 2) // checks if the payment state is Processed
{
return(Ok(payment));
}
return(StatusCode(500, payment));
}
