public void Print(ICartState cart)
{
var culture = CultureInfo.GetCultureInfo("en-us");
Console.WriteLine();
Console.WriteLine(new string('-', 100));
foreach (var product in cart.Products)
{
var itemPrice = product.Key.Price;
if (cart.ProductDiscounts.ContainsKey(product.Key))
{
var discount = cart.ProductDiscounts[product.Key];
itemPrice = discount.Make();
}
var totalPrice = (itemPrice * product.Value).ToString("C", culture);
var itemPriceStr = product.Key.Price.ToString("C", culture);
Console.WriteLine($"{product.Key}\n\tCount: {product.Value}\t Price: {itemPriceStr} \t Total: {totalPrice}");
}
Console.WriteLine(new string('-', 25));
Console.WriteLine($"Total: {cart.Total.ToString("C", culture)}");
Console.WriteLine(new string('-', 100));
Console.WriteLine();
}
public ICartState TransitionAddProduct(ICartState currentState, Product product)
{
return currentState.Transition(
cartStateEmpty => cartStateEmpty.Add(product),
cartStateActive => cartStateActive.Add(product),
cartStatePaid => cartStatePaid);
}
public void Execute()
{
_state = _cart.CurrentState.Clone();
var discount = new ProductDiscount(_product, _percentValue);
_cart.AddDiscount(discount, _product);
}
public ICartState TransitionAddProduct(ICartState currentState, Product product)
{
var cartStateEmpty = currentState as CartStateEmpty; //CAST!
if (cartStateEmpty != null)
{
return cartStateEmpty.Add(Product.ProductY);
}
var cartStateActive = currentState as CartStateActive; //CAST!
if (cartStateActive != null)
{
return cartStateActive.Add(Product.ProductY);
}
return currentState;
}
public void Execute()
{
_state = _cart.CurrentState.Clone();
_cart.AddProduct(_product, _count);
}
public void Execute()
{
_state = _cart.CurrentState.Clone();
_cart.AddDiscount(new CartDiscount(_discountPercent));
}
public ICartState PayForCart(ICartState currentState, decimal amountToPay)
{
var visitor = new PayForCartVisitor() { amountToPay = amountToPay };
return currentState.Accept(visitor);
}
public ICartState AddProduct(ICartState currentState, Product product)
{
var visitor = new AddProductVisitor() { productToAdd = product };
return currentState.Accept(visitor);
}
public ICartState AddProduct(ICartState currentState, Product product)
{
var cartStateEmpty = currentState as CartStateEmpty; //CAST!
if (cartStateEmpty != null)
{
return cartStateEmpty.AddItem(Product.ProductY);
}
var cartStateActive = currentState as CartStateActive; //CAST!
if (cartStateActive != null)
{
return cartStateActive.AddItem(Product.ProductY);
}
// paid state -- do nothing
return currentState;
}
public Cart(ICartState cartState)
{
CurrentState = cartState;
}
public void Print(ICartState cart)
{
CartState = cart;
}
