public VendingMachineStoredContents unload()
{
VendingMachineStoredContents contents = new VendingMachineStoredContents();
// coin rack coins
CoinRack[] racks = vendingHardware.CoinRacks;
foreach (CoinRack rack in racks)
{
List <Coin> emptiedCoins = rack.Unload();
contents.CoinsInCoinRacks.Add(emptiedCoins);
}
// storage coins
CoinReceptacle recep = vendingHardware.StorageBin;
List <Coin> recepCoins = recep.Unload();
foreach (Coin coin in recepCoins)
{
contents.PaymentCoinsInStorageBin.Add(coin);
}
// pops
PopCanRack[] popRacks = vendingHardware.PopCanRacks;
foreach (PopCanRack rack in popRacks)
{
List <PopCan> emptiedPops = rack.Unload();
contents.PopCansInPopCanRacks.Add(emptiedPops);
}
return(contents);
}
public void pressButton(int button)
{
SelectionButton[] buttons = vendingHardware.SelectionButtons;
SelectionButton chosenButton = null;
try
{
chosenButton = buttons[button];
} catch (Exception e)
{
Console.WriteLine("Invalid button chosen");
}
// press button
chosenButton.Press();
// now button is pressed, process action
// get price and name of chosen pop
SoftwarePop pop = pops[button];
int price = pop.getCost();
string name = pop.getName();
Console.WriteLine("Requested: " + name + ":" + price);
PopCanRack[] racks = vendingHardware.PopCanRacks;
// check if enough money inserted
if (insertedAmount >= price && racks[button].Count > 0)
{
// dispense pop
racks[button].DispensePopCan();
// take money into machine from receptacle
CoinReceptacle recep = vendingHardware.CoinReceptacle;
recep.StoreCoins();
// calculate and dispense change
int change = insertedAmount - price;
int remainingCredit = dispenseChange(change);
// reset inserted amount taking into
// account any credit
insertedAmount = remainingCredit;
Console.WriteLine("Remaining credit: " + remainingCredit);
}
else
{
if (racks[button].Count > 0)
{
Console.WriteLine("Not enough money entered");
}
else
{
Console.WriteLine("Not enough pop");
}
}
}
