protected override ActivityExecutionStatus Execute(ActivityExecutionContext executionContext)
{
//Capture the payment
if (CustomerOrder.Transactions == null)
{
CustomerOrder.Transactions = new LazyList <Transaction>();
}
//pull this order and make sure it's not already transacted/charged
Order orderCheck = OrderServiceInterface.GetOrder(CustomerOrder.ID);
decimal amountPaid = 0;
if (orderCheck.Transactions.Count > 0)
{
amountPaid = orderCheck.Transactions.Sum(x => x.Amount);
}
if (amountPaid > 0)
{
throw new InvalidOperationException("A transaction already exists for this order: " + CustomerOrder.OrderNumber);
}
CustomerOrder.Transactions.Add(PaymentGateway.Capture(CustomerOrder));
return(ActivityExecutionStatus.Closed);
}
