public bool Dispense(string itemToDispense, VmCoinValidator validator, VmCoinBank coinBank, VmFoodSlot foodSlot, VmDisplay display)
{
int currentTransactionTotal = validator.GetCurrentTransactionTotal();
if (itemToDispense == SODA_STRING && _soda.Count == 0 || itemToDispense == CHIPS_STRING && _chips.Count == 0 ||
itemToDispense == CANDY_STRING && _candy.Count == 0)
{
display.SoldOutMessage();
return(false);
}
if (itemToDispense == SODA_STRING && currentTransactionTotal < SODA_COST)
{
display.PriceMessage(SODA_COST);
return(false);
}
if (itemToDispense == CHIPS_STRING && currentTransactionTotal < CHIPS_COST)
{
display.PriceMessage(CHIPS_COST);
return(false);
}
if (itemToDispense == CANDY_STRING && currentTransactionTotal < CANDY_COST)
{
display.PriceMessage(CANDY_COST);
return(false);
}
switch (itemToDispense)
{
case SODA_STRING:
DispenseSoda(currentTransactionTotal, coinBank, foodSlot, itemToDispense, display);
display.ThankYouMessage();
validator.CompleteTransaction();
return(true);
case CHIPS_STRING:
DispenseChips(currentTransactionTotal, coinBank, foodSlot, itemToDispense, display);
display.ThankYouMessage();
validator.CompleteTransaction();
return(true);
case CANDY_STRING:
DispenseCandy(currentTransactionTotal, coinBank, foodSlot, itemToDispense, display);
display.ThankYouMessage();
validator.CompleteTransaction();
return(true);
default:
return(false);
}
}
public void GiveRefund()
{
_listOfCoinsInCurrentTransaction.ForEach(SendCoinToReturn);
_listOfCoinsInCurrentTransaction.Clear();
_validator.CompleteTransaction();
}
