public bool Execute(CreditAuthorizationContext context)
{
context.ReservationId = _gateway.ReserveCredit(
context.CreditCardNumber,
context.Amount);
return(context.ReservationId != Guid.Empty);
}
public bool Execute(CreditAuthorizationContext context)
{
context.AuthToken = _gateway.CompleteTransaction(
context.CreditCardNumber,
context.ReservationId);
return(context.AuthToken != String.Empty);
}
public bool Execute(CreditAuthorizationContext context)
{
try
{
return(_gateway.ValidateCard(context.CreditCardNumber));
}
catch (InvalidOperationException)
{
return(false);
}
}
public bool PerformFullCreditProcess(
string cardNumber,
decimal amount,
out string authToken)
{
var context = new CreditAuthorizationContext
{
CreditCardNumber = cardNumber,
Amount = amount
};
foreach (var step in _steps)
{
if (!step.Execute(context))
{
break;
}
}
authToken = context.AuthToken;
return(false);
}