public void ApplyTaxes(IShoppingCartEntry shoppingCartEntry)
{
if (shoppingCartEntry.Product.Origin == Origin.Foreign)
{
decimal tax = TaxRounder.Round(shoppingCartEntry.Product.Price * shoppingCartEntry.Quantity * 0.05m);
shoppingCartEntry.Taxes.Add(TaxType.ImportDuty, tax);
}
}
public decimal CalculateDiscount(IShoppingCartEntry cartEntry)
{
if (cartEntry.SKU != SKU)
{
return(0);
}
return(this.Discount * (cartEntry.Quantity / this.Quantity));
}
public void ApplyTaxes(IShoppingCartEntry shoppingCartEntry)
{
if (!(typeof(IBook).IsAssignableFrom(shoppingCartEntry.Product.GetType()) ||
typeof(IMedicine).IsAssignableFrom(shoppingCartEntry.Product.GetType()) ||
typeof(IFood).IsAssignableFrom(shoppingCartEntry.Product.GetType()))) // Exemptions list could be configured
{
decimal tax = TaxRounder.Round(shoppingCartEntry.Product.Price * shoppingCartEntry.Quantity * 0.1m);
shoppingCartEntry.Taxes.Add(TaxType.SalesTax, tax);
}
}
public decimal CalculateDiscount(IShoppingCartEntry cartEntry)
{
decimal discount = 0;
foreach (var rule in _rules)
{
discount += rule.CalculateDiscount(cartEntry);
}
return(discount);
}
