public List <int> BuyItems()
{
do
{
Console.WriteLine("Enter the product code of the item you want to buy (Enter Done to complete your order.):");
code = Console.ReadLine();
if (int.TryParse(code, out id))
{
Console.WriteLine("Enter the Quantity you would like to buy:");
if (int.TryParse(Console.ReadLine(), out quantity))
{
if (!StoreLogic.CheckQuantity(quantity))
{
for (int i = 0; i < quantity; i++)
{
numbers.Add(id);
}
}
else
{
Console.WriteLine("Insufficient Stock of this item.");
}
}
}
else if (!code.ToLower().Equals("done"))
{
Console.WriteLine("Invalid Product Code.");
}
} while (!code.ToLower().Equals("done"));
return(numbers);
}
public static double GetFoodPrice(int id)
{
double price = StoreLogic.GetItemPrice(foods.Cast <Product>().ToList(), id);
return(IsFoodExipred(id) ? price / _isFoodExipredValue : price);
}
public SellingLogic()
{
storeLogic = new StoreLogic();
payments = new List <Payment>();
}
public static double GetDrinkPrice(int id)
{
return(StoreLogic.GetItemPrice(drinks.Cast <Product>().ToList(), id));
}