public string Generate(IEnumerable <IProductPriceInfo> productInfos, ICartCoupon cartCoupon)
{
if (productInfos == null)
{
throw new ArgumentNullException(nameof(productInfos));
}
var sb = new StringBuilder();
sb.AppendLine("Tnx!");
sb.AppendLine();
sb.AppendLine("Name...Price...Qty...Total Price");
foreach (var productInfo in productInfos)
{
sb.AppendLine($"{productInfo.Product.Name}...{productInfo.Product.Price}p...{productInfo.InCartQty}...{productInfo.GetTotalPrice()}");
if (productInfo.Coupon != null && productInfo.Coupon.Discount > 0)
{
sb.AppendLine($"Product discount: {productInfo.Coupon.Discount*100}%");
}
sb.AppendLine();
}
sb.AppendLine();
if (cartCoupon != null && cartCoupon.Discount > 0)
{
sb.AppendLine($"Total: {cartCoupon.GetTotalPrice(productInfos)}");
sb.AppendLine($"Cart discount: {cartCoupon.Discount * 100}%");
}
else
{
sb.AppendLine($"Total: {productInfos.Sum(p => p.GetTotalPrice())}");
}
return(sb.ToString());
}
public void SetCartCoupon(ICartCoupon cartCoupon)
{
CartCoupon = cartCoupon;
}
public void SetCartCoupon(ICartCoupon cartCoupon)
{
var setCouponCommand = _couponCommandFactory.CreateSetCartCouponCommand(ProductCart, cartCoupon);
_commandManager.ExecuteCommand(setCouponCommand);
}
public SetCouponToCartCommand(IProductCart cart, ICartCoupon cartCoupon)
{
_cart = cart;
_newCoupon = cartCoupon;
_previousCoupon = _cart.CartCoupon;
}
private static void PrintReceipt(IEnumerable <IProductPriceInfo> cartProducts, ICartCoupon cartCartCoupon)
{
var receiptText = new SimpleReceiptGenerator().Generate(cartProducts, cartCartCoupon);
new ConsolePrinter().Print(receiptText);
}
public ICommand CreateSetCartCouponCommand(IProductCart cart, ICartCoupon cartCoupon)
{
return(new SetCouponToCartCommand(cart, cartCoupon));
}
