private void ApplyProductsDiscount(IProductDiscount productDiscount)
{
foreach (var product in _products)
{
var discount = product.Discount;
product.ApplyDiscount(productDiscount);
_productsDiscount += product.Discount - discount;
}
}
public POSTerminalService()
{
_calculatorService = new CalculatorService();
_createProductDetailsService = new CreateProductDetailsService();
_productDiscountService = new ProductDiscountService();
_scanService = new ScanService();
_receiptService = new ReceiptService();
_paymentService = new PaymentService(_paymentProcessor);
}
public void AddProductDiscount(IProductDiscount productDiscount)
{
if (productDiscount is null)
{
throw new ArgumentNullException(nameof(productDiscount));
}
this.productDiscounts.Add(productDiscount);
}
/// <summary>
/// Gets the adjusted price.
/// </summary>
/// <param name="discount">The discount.</param>
/// <param name="priceBeforeDiscount">The price before discount.</param>
/// <returns></returns>
public static int GetAdjustedPrice(this IProductDiscount discount, int priceBeforeDiscount, int orderTotalItemCount = 0)
{
if (discount == null || discount.Type == DiscountType.FreeShipping)
{
return(priceBeforeDiscount);
}
var discountValue = discount.DiscountValue; // discount.RangedDiscountValue(orderTotalItemCount);
if (discount.Type == DiscountType.Percentage)
{
return(priceBeforeDiscount - DiscountHelper.PercentageCalculation(priceBeforeDiscount, discountValue));
}
if (discount.Type == DiscountType.Amount)
{
return(priceBeforeDiscount - discountValue);
}
if (discount.Type == DiscountType.NewPrice)
{
return(discountValue);
}
return(priceBeforeDiscount);
}
//конструктор нового продукта
public Product(string name, ICurrency price, IProductDiscount pd)
{
m_name = name;
m_price = price;
p_discount = pd;
}
