public AddPaymentMethodResponse AddPaymentMethod(
AddPaymentMethodRequest request)
{
Logger.Debug("Payment Method Request Received: {0}",
JsonConvert.SerializeObject(request, Formatting.Indented));
var userPrincipal = new UserPrincipal(ClaimsPrincipal.Current);
if (userPrincipal.Id.HasValue)
{
AddPaymentMethodResponse response;
//use in built data annotations to ensure model has
//binded correctly
if (!ModelState.IsValid)
{
var errors = ModelState.Keys.SelectMany(key =>
ModelState[key].Errors.Select(x => x.ErrorMessage));
response = new AddPaymentMethodResponse
{
Success = false,
Message = "Form has validation errors",
Errors = errors.ToArray()
};
}
else
{
//send request to the user service and return the
//response (success or fail)
response = UserService.AddPaymentMethod(
request, userPrincipal.Id.Value);
}
Logger.Debug("Sent Payment Method Response: {0}",
JsonConvert.SerializeObject(
response, Formatting.Indented));
return(response);
}
else
{
var response = new AddPaymentMethodResponse
{
Success = false,
Message = "Invalid user ID",
Errors = new[] { "No user is logged on" }
};
Logger.Debug("The user ID session is invalid",
JsonConvert.SerializeObject(
response, Formatting.Indented));
return(response);
}
}
/// <summary>
/// Successful response returned from a Create Payment Account request.
/// https://apidocs.securenet.com/docs/vault.html?lang=csharp#createaccount
/// </summary>
public string SecureNet_Vault_Create_Payment_Account_Request_Returns_Successfully(string customerId)
{
// Arrange
var request = new AddPaymentMethodRequest
{
CustomerId = customerId,
Card = new Card
{
Number = "4444 3333 2222 1111",
ExpirationDate = "04/2017",
Address = new Address
{
Line1 = "123 Main St.",
City = "Austin",
State = "TX",
Zip = "78759"
},
FirstName = "Jack",
LastName = "Test"
},
Phone = "512-250-7865",
Notes = "Create A Vault Account",
AccountDuplicateCheckIndicator = 0,
Primary = true,
UserDefinedFields = new List <UserDefinedField>
{
new UserDefinedField
{
UdfName = "Udf1",
UdfValue = "Udf1_Value"
},
new UserDefinedField
{
UdfName = "Udf2",
UdfValue = "Udf2_Value"
},
new UserDefinedField
{
UdfName = "Udf3",
UdfValue = "Udf3_Value"
},
new UserDefinedField
{
UdfName = "Udf4",
UdfValue = "Udf4_Value"
},
new UserDefinedField
{
UdfName = "Udf5",
UdfValue = "Udf5_Value"
}
},
DeveloperApplication = new DeveloperApplication
{
DeveloperId = 12345678,
Version = "1.2"
}
};
var apiContext = new APIContext();
var controller = new CustomersController();
// Act
var response = controller.ProcessRequest <AddPaymentMethodResponse>(apiContext, request);
// Assert
Assert.IsNotNull(response);
Assert.IsTrue(response.Success);
Assert.IsNotNull(response.VaultPaymentMethod);
Assert.IsNotNull(response.VaultPaymentMethod.PaymentId);
return(response.VaultPaymentMethod.PaymentId);
}
public AddPaymentMethodResponse AddPaymentMethod(
AddPaymentMethodRequest request, int accountId)
{
//this class allows a user to create and edit their payment details
var expiry = new DateTime(request.ExpiryYear, request.ExpiryMonth,
DateTime.DaysInMonth(request.ExpiryYear, request.ExpiryMonth));
//find the user and validate if they exist
var user = UserRepository.Find(accountId);
if (user == null)
{
return new AddPaymentMethodResponse
{
Message = $"Account {accountId} does not exist",
Success = false
}
}
;
//validate that the user must be activated in the system first
if (user.Status != Constants.UserActiveStatus)
{
return new AddPaymentMethodResponse
{
Message = "Only activated users can add payment methods",
Success = false
}
}
;
//validate that the card number entered and cvv is not empty
if (string.IsNullOrEmpty(request.CardNumber) ||
string.IsNullOrEmpty(request.CardVerificationValue))
{
return new AddPaymentMethodResponse
{
Message = "A credit card is required",
Success = false
}
}
;
request.CardNumber = request.CardNumber.Replace(" ", "");
//luhn check to validate that the entered card number is correct
var sumOfDigits = request.CardNumber.Where(
e => e >= '0' && e <= '9')
.Reverse()
.Select((e, i) => ((int)e - 48) * (i % 2 == 0 ? 1 : 2))
.Sum(e => e / 10 + e % 10);
//if luhn check fails
if (sumOfDigits % 10 != 0)
{
return new AddPaymentMethodResponse
{
Message = "The entered card number is invalid.",
Success = false
}
}
;
//if the card expiry exceeds the historic date
if (DateTime.Now > expiry)
{
return new AddPaymentMethodResponse
{
Message = "The entered credit card has expired.",
Success = false
}
}
;
//calculate the card type
string cardType;
switch (request.CardNumber.Substring(0, 1))
{
case "3":
cardType = "AMEX";
break;
case "4":
cardType = "Visa";
break;
case "5":
cardType = "Mastercard";
break;
default:
cardType = "Mastercard";
break;
}
try
{
//if an existing payment method exists update the old one
var existingPaymentMethod =
PaymentMethodRepository.Find(accountId);
if (existingPaymentMethod != null)
{
existingPaymentMethod.CardName = request.CardName;
existingPaymentMethod.CardNumber = request.CardNumber;
existingPaymentMethod.CardType = cardType;
existingPaymentMethod.ExpiryMonth = request.ExpiryMonth;
existingPaymentMethod.ExpiryYear = request.ExpiryYear;
existingPaymentMethod.CardVerificationValue =
request.CardVerificationValue;
PaymentMethodRepository.Update(existingPaymentMethod);
}
else
{
//otherwise create a new payment method
var payment = new PaymentMethod
{
AccountID = accountId,
CardNumber = request.CardNumber,
CardName = request.CardName,
CardType = cardType,
ExpiryMonth = request.ExpiryMonth,
ExpiryYear = request.ExpiryYear,
CardVerificationValue = request.CardVerificationValue
};
PaymentMethodRepository.Add(payment);
};
}
catch (Exception e)
{
return(new AddPaymentMethodResponse
{
Message = $"Error in updating payment method. Error: {e}",
Success = false
});
}
return(new AddPaymentMethodResponse
{
Success = true,
Message = "Payment method has been successfull added!"
});
}
