public void ValidatePaymentDetail()
{
//change creditcard to a valid one and set expected to true
var testclass = new PaymentDetail();
testclass.CreditCardNumber = "5199110721565746";
testclass.SecurityCode = "234";
testclass.ExpirationDate = new DateTime(2021, 4, 24);
testclass.Amount = 50;
var actual = testclass.ValidatePaymentDetail();
var expected = false;
Assert.Equal(expected, actual);
}
public Response <PaymentResponseDto> ProcessPayment(PaymentDetail paymentDetail, int transactionType = 0)
{
try
{
if (!paymentDetail.ValidatePaymentDetail())
{
return new Response <PaymentResponseDto> {
Code = ResponseCodes.INVALID_REQUEST, Description = "Invalid Request", Payload = new PaymentResponseDto {
Message = "Invalid Request", Amount = paymentDetail.Amount
}
}
}
;
bool paymentStatus;
switch (paymentDetail.Amount)
{
//later move range to appsettings to make it dynamic
case var n when n > 0 && n < 21:
paymentStatus = ProcessPaymentLessThan21(paymentDetail, transactionType);
break;
case var n when n > 20 && n < 501:
paymentStatus = ProcessPaymentGreaterThan21LessThan501(paymentDetail, transactionType);
break;
case var n when n > 500:
paymentStatus = ProcessPaymentGreaterThan500(paymentDetail, transactionType);
break;
default:
paymentStatus = false;
break;
}
if (paymentStatus == true)
{
return(new Response <PaymentResponseDto> {
Code = ResponseCodes.OK, Description = "Successful", Payload = new PaymentResponseDto {
Message = "Invalid Request", Amount = paymentDetail.Amount
}
});
}
else
{
return(new Response <PaymentResponseDto> {
Code = ResponseCodes.ERROR, Description = "Server Error", Payload = new PaymentResponseDto {
Message = "Invalid Request", Amount = paymentDetail.Amount
}
});
}
}
catch (Exception)
{
return(new Response <PaymentResponseDto> {
Code = ResponseCodes.ERROR, Description = "Server Error", Payload = new PaymentResponseDto {
Message = "Invalid Request", Amount = paymentDetail.Amount
}
});
}
}