public VMachine(
Wallet wallet, Inventory stock,
PricesProvider pricesProvider, IChangeCalculator changeCalculator
)
{
State = new ReadyToSellProduct(wallet, stock, pricesProvider, this);
_changeCalculator = changeCalculator;
}
public ReadyToSellProduct(
Wallet wallet, Inventory inventory,
PricesProvider pricesProvider, VMachine machine
)
{
InsertedCoins = new List <Coin>();
Wallet = wallet;
Inventory = inventory;
PricesProvider = pricesProvider;
VendingMachine = machine;
}
public override void InsertCoins(IEnumerable <Coin> coins)
{
InsertedCoins.AddRange(coins);
var productCost = PricesProvider.GetPrice(SelectedProduct);
var diff = productCost - InsertedCoins.Sum(x => (int)x);
if (diff > 0)
{
throw new NotSufficientAmountException("Insufficient amount!", string.Format("{0:N2} Euro", (decimal)diff / 100));
}
VendingMachine.State = new ReadyToProcessOrder(this);
}