/// <summary>
/// Get a list of required product variants
/// </summary>
/// <param name="productVariant">Product variant</param>
/// <returns>Required product variants</returns>
protected virtual IList <ProductVariant> GetRequiredProductVariants(ProductVariant productVariant)
{
if (productVariant == null)
{
throw new ArgumentNullException("productVariant");
}
var requiredProductVariants = new List <ProductVariant>();
var ids = productVariant.ParseRequiredProductVariantIds();
foreach (var id in ids)
{
var pv = _productService.GetProductVariantById(id);
var nowUtc = DateTime.UtcNow;
//ensure that product and product variant are published, not deleted, etc
if (pv != null &&
!pv.Deleted &&
pv.Published &&
!pv.Product.Deleted &&
pv.Product.Published &&
(!pv.AvailableStartDateTimeUtc.HasValue || pv.AvailableStartDateTimeUtc.Value < nowUtc) &&
(!pv.AvailableEndDateTimeUtc.HasValue || pv.AvailableEndDateTimeUtc.Value > nowUtc))
{
requiredProductVariants.Add(pv);
}
}
return(requiredProductVariants);
}
public void Can_parse_required_productvariant_ids()
{
var productVariant = new ProductVariant
{
RequiredProductVariantIds = "1, 4,7 ,a,"
};
var ids = productVariant.ParseRequiredProductVariantIds();
ids.Length.ShouldEqual(3);
ids[0].ShouldEqual(1);
ids[1].ShouldEqual(4);
ids[2].ShouldEqual(7);
}
/// <summary>
/// Validates required product variants (product variants which require other variant to be added to the cart)
/// </summary>
/// <param name="customer">Customer</param>
/// <param name="shoppingCartType">Shopping cart type</param>
/// <param name="productVariant">Product variant</param>
/// <param name="automaticallyAddRequiredProductVariantsIfEnabled">Automatically add required product variants if enabled</param>
/// <returns>Warnings</returns>
public virtual IList <string> GetRequiredProductVariantWarnings(Customer customer, ShoppingCartType shoppingCartType,
ProductVariant productVariant, bool automaticallyAddRequiredProductVariantsIfEnabled)
{
if (customer == null)
{
throw new ArgumentNullException("customer");
}
if (productVariant == null)
{
throw new ArgumentNullException("productVariant");
}
var cart = customer.ShoppingCartItems.Where(sci => sci.ShoppingCartType == shoppingCartType).ToList();
var warnings = new List <string>();
if (productVariant.RequireOtherProducts)
{
var requiredProductVariants = new List <ProductVariant>();
foreach (var id in productVariant.ParseRequiredProductVariantIds())
{
var rpv = _productService.GetProductVariantById(id);
if (rpv != null)
{
requiredProductVariants.Add(rpv);
}
}
foreach (var rpv in requiredProductVariants)
{
//ensure that product is in the cart
bool alreadyInTheCart = false;
foreach (var sci in cart)
{
if (sci.ProductVariantId == rpv.Id)
{
alreadyInTheCart = true;
break;
}
}
//not in the cart
if (!alreadyInTheCart)
{
string fullProductName = "";
if (!String.IsNullOrEmpty(rpv.GetLocalized(x => x.Name)))
{
fullProductName = string.Format("{0} ({1})", rpv.Product.GetLocalized(x => x.Name), rpv.GetLocalized(x => x.Name));
}
else
{
fullProductName = rpv.Product.GetLocalized(x => x.Name);
}
if (productVariant.AutomaticallyAddRequiredProductVariants)
{
//add to cart (if possible)
if (automaticallyAddRequiredProductVariantsIfEnabled)
{
//pass 'false' for 'automaticallyAddRequiredProductVariantsIfEnabled' to prevent circular references
var addToCartWarnings = AddToCart(customer, rpv, shoppingCartType, "", decimal.Zero, 1, false);
if (addToCartWarnings.Count > 0)
{
//a product wasn't atomatically added for some reasons
//don't display specific errors from 'addToCartWarnings' variable
//display only generic error
warnings.Add(string.Format(_localizationService.GetResource("ShoppingCart.RequiredProductWarning"), fullProductName));
}
}
else
{
warnings.Add(string.Format(_localizationService.GetResource("ShoppingCart.RequiredProductWarning"), fullProductName));
}
}
else
{
warnings.Add(string.Format(_localizationService.GetResource("ShoppingCart.RequiredProductWarning"), fullProductName));
}
}
}
}
return(warnings);
}
