/// <summary>
/// Gets a shipping discount
/// </summary>
/// <param name="customer">Customer</param>
/// <param name="shippingTotal">Shipping total</param>
/// <param name="appliedDiscount">Applied discount</param>
/// <returns>Shipping discount</returns>
public static decimal GetShippingDiscount(Customer customer,
decimal shippingTotal, out Discount appliedDiscount)
{
decimal shippingDiscountAmount = decimal.Zero;
string customerCouponCode = string.Empty;
if (customer != null)
customerCouponCode = customer.LastAppliedCouponCode;
var allDiscounts = DiscountManager.GetAllDiscounts(DiscountTypeEnum.AssignedToShipping);
var allowedDiscounts = new List<Discount>();
foreach (var _discount in allDiscounts)
{
if (_discount.IsActive(customerCouponCode) &&
_discount.DiscountType == DiscountTypeEnum.AssignedToShipping &&
!allowedDiscounts.ContainsDiscount(_discount.Name))
{
//discount requirements
if (_discount.CheckDiscountRequirements(customer)
&& _discount.CheckDiscountLimitations(customer))
{
allowedDiscounts.Add(_discount);
}
}
}
appliedDiscount = DiscountManager.GetPreferredDiscount(allowedDiscounts, shippingTotal);
if (appliedDiscount != null)
{
shippingDiscountAmount = appliedDiscount.GetDiscountAmount(shippingTotal);
}
if (shippingDiscountAmount < decimal.Zero)
shippingDiscountAmount = decimal.Zero;
shippingDiscountAmount = Math.Round(shippingDiscountAmount, 2);
return shippingDiscountAmount;
}
/// <summary>
/// Gets an order discount (applied to order total)
/// </summary>
/// <param name="customer">Customer</param>
/// <param name="orderTotal">Order total</param>
/// <param name="appliedDiscount">Applied discount</param>
/// <returns>Order discount</returns>
public decimal GetOrderTotalDiscount(Customer customer,
decimal orderTotal, out Discount appliedDiscount)
{
decimal discountAmount = decimal.Zero;
string customerCouponCode = string.Empty;
if (customer != null)
customerCouponCode = customer.LastAppliedCouponCode;
var allDiscounts = IoC.Resolve<IDiscountService>().GetAllDiscounts(DiscountTypeEnum.AssignedToOrderTotal);
var allowedDiscounts = new List<Discount>();
foreach (var discount in allDiscounts)
{
if (discount.IsActive(customerCouponCode) &&
discount.DiscountType == DiscountTypeEnum.AssignedToOrderTotal &&
!allowedDiscounts.ContainsDiscount(discount.Name))
{
//discount requirements
if (discount.CheckDiscountRequirements(customer)
&& discount.CheckDiscountLimitations(customer))
{
allowedDiscounts.Add(discount);
}
}
}
appliedDiscount = IoC.Resolve<IDiscountService>().GetPreferredDiscount(allowedDiscounts, orderTotal);
if (appliedDiscount != null)
{
discountAmount = appliedDiscount.GetDiscountAmount(orderTotal);
}
if (discountAmount < decimal.Zero)
discountAmount = decimal.Zero;
discountAmount = Math.Round(discountAmount, 2);
return discountAmount;
}
/// <summary>
/// Gets discount amount
/// </summary>
/// <param name="productVariant">Product variant</param>
/// <param name="customer">The customer</param>
/// <param name="additionalCharge">Additional charge</param>
/// <param name="appliedDiscount">Applied discount</param>
/// <returns>Discount amount</returns>
public static decimal GetDiscountAmount(ProductVariant productVariant, Customer customer,
decimal additionalCharge, out Discount appliedDiscount)
{
decimal appliedDiscountAmount = decimal.Zero;
//we don't apply discounts to products with price entered by a customer
if (productVariant.CustomerEntersPrice)
{
appliedDiscount = null;
return appliedDiscountAmount;
}
appliedDiscount = GetPreferredDiscount(productVariant, customer, additionalCharge);
if (appliedDiscount != null)
{
decimal finalPriceWithoutDiscount = GetFinalPrice(productVariant, customer, additionalCharge, false);
appliedDiscountAmount = appliedDiscount.GetDiscountAmount(finalPriceWithoutDiscount);
}
return appliedDiscountAmount;
}
