public static bool IsValid(string cardNumber, EnumBrand brand)
{
// Visa
if (Regex.IsMatch(cardNumber, "^(4)") &&
((brand & EnumBrand.Visa) != 0))
{
return(cardNumber.Length == 13 || cardNumber.Length == 16);
}
// MasterCard
if (Regex.IsMatch(cardNumber, "^(51|52|53|54|55)") &&
((brand & EnumBrand.Master) != 0))
{
return(cardNumber.Length == 16);
}
// Amex
if (Regex.IsMatch(cardNumber, "^(34|37)") &&
((brand & EnumBrand.Amex) != 0))
{
return(cardNumber.Length == 15);
}
// Diners
if (Regex.IsMatch(cardNumber, "^(300|301|302|303|304|305|36|38)") &&
((brand & EnumBrand.Diners) != 0))
{
return(cardNumber.Length == 14);
}
return(false);
}
public CreditCard(string cardNumber,
string holder,
int yearExpiration,
int monthExpiration,
string securityCode,
EnumBrand Brand)
{
AlterarBrand(Brand);
AlterarCardNumber(cardNumber, Brand);
AlterarSecurityCode(securityCode);
AlterarHolder(holder);
AlterarDateExpiration(yearExpiration, monthExpiration);
}
private void AlterarCardNumber(string cardNumber, EnumBrand brand)
{
if (string.IsNullOrEmpty(cardNumber))
{
throw new ArgumentException("CardNumber name is required");
}
if (!CredcardValidator.IsValid(cardNumber, brand))
{
throw new ArgumentException("Número de cartão é invalido");
}
this.CardNumber = cardNumber;
}
public Payment(string holder,
string cardNumber,
int yearExpiration,
int monthExpiration,
string securityCode,
EnumBrand brand,
decimal amount,
int installments,
string softDescriptor)
{
AlterarAmount(amount);
AlterarInstallments(installments);
AlterarSoftDescriptor(softDescriptor);
AlterarCreditCard(cardNumber, holder, yearExpiration, monthExpiration, securityCode, brand);
}
public CieloSale(string merchantOrderId,
string customerName,
string cardNumber,
string holder,
int yearExpiration,
int monthExpiration,
string securityCode,
EnumBrand brand,
decimal amount,
int installments,
string softDescriptor)
{
AlterarMerchantOderId(merchantOrderId);
AlterarCustomer(customerName);
AlterarPayment(holder, cardNumber, yearExpiration, monthExpiration, securityCode, brand, amount, installments, softDescriptor);
}
private void AlterarPayment(string holder,
string cardNumber,
int yearExpiration,
int monthExpiration,
string securityCode,
EnumBrand brand,
decimal amount,
int installments,
string softDescriptor)
{
this.Payment = new Payment(holder,
cardNumber,
yearExpiration,
monthExpiration,
securityCode,
brand,
amount,
installments,
softDescriptor);
}
private void AlterarBrand(EnumBrand brand)
{
this.Brand = brand.ToString();
}
private void AlterarCreditCard(string cardNumber, string holder, int yearExpiration, int monthExpiration, string securityCode, EnumBrand brand)
{
this.CreditCard = new CreditCard(cardNumber, holder, yearExpiration, monthExpiration, securityCode, brand);
}