/// <summary>
/// Gets a preferred discount
/// </summary>
/// <param name="productVariant">Product variant</param>
/// <param name="customer">Customer</param>
/// <param name="AdditionalCharge">Additional charge</param>
/// <returns>Preferred discount</returns>
protected static Discount GetPreferredDiscount(ProductVariant productVariant, Customer customer, decimal AdditionalCharge)
{
DiscountCollection allowedDiscounts = GetAllowedDiscounts(productVariant, customer);
decimal finalPriceWithoutDiscount = GetFinalPrice(productVariant, customer, AdditionalCharge, false);
Discount preferredDiscount = DiscountManager.GetPreferredDiscount(allowedDiscounts, finalPriceWithoutDiscount);
return(preferredDiscount);
}
/// <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 DiscountCollection();
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
/// </summary>
/// <param name="customer">Customer</param>
/// <param name="orderSubTotal">Order subtotal</param>
/// <returns>Order discount</returns>
public static decimal GetOrderDiscount(Customer customer, decimal orderSubTotal)
{
decimal SubTotalDiscount = decimal.Zero;
int customerID = 0;
if (customer != null)
{
customerID = customer.CustomerID;
}
string customerCouponCode = string.Empty;
if (customer != null)
{
customerCouponCode = customer.LastAppliedCouponCode;
}
DiscountCollection allDiscounts = DiscountManager.GetAllDiscounts(DiscountTypeEnum.AssignedToWholeOrder);
DiscountCollection allowedDiscounts = new DiscountCollection();
foreach (Discount _discount in allDiscounts)
{
if (_discount.IsActive(customerCouponCode) &&
_discount.DiscountType == DiscountTypeEnum.AssignedToWholeOrder &&
!allowedDiscounts.ContainsDiscount(_discount.Name))
{
switch (_discount.DiscountRequirement)
{
case DiscountRequirementEnum.None:
{
allowedDiscounts.Add(_discount);
}
break;
case DiscountRequirementEnum.MustBeAssignedToCustomerRole:
{
if (_discount.CheckCustomerRoleRequirement(customerID))
{
allowedDiscounts.Add(_discount);
}
}
break;
default:
break;
}
}
}
Discount preferredDiscount = DiscountManager.GetPreferredDiscount(allowedDiscounts, orderSubTotal);
if (preferredDiscount != null)
{
SubTotalDiscount = preferredDiscount.GetDiscountAmount(orderSubTotal);
}
if (SubTotalDiscount < decimal.Zero)
{
SubTotalDiscount = decimal.Zero;
}
SubTotalDiscount = Math.Round(SubTotalDiscount, 2);
return(SubTotalDiscount);
}
