private bool ExecutePremiumPayment(CreditCard creditCard)
{
paymentServiceProvider = paymentProviderFactory.DelegatePaymentServiceProvider(PaymentProviders.PremiumPaymentService);
int retryAttempts = 3;
return(paymentServiceProvider.FulfillPayment(creditCard, retryAttempts));
}
private bool ExecuteExpensivePayment(CreditCard creditCard)
{
paymentServiceProvider = paymentProviderFactory.DelegatePaymentServiceProvider(PaymentProviders.ExpensivePaymentService);
int retryAttempts = 1;
bool paymentFulfilled = paymentServiceProvider.FulfillPayment(creditCard, retryAttempts);
if (!paymentFulfilled)
{
paymentFulfilled = ExecuteCheapPayment(creditCard, retryAttempts);
}
return(paymentFulfilled);
}