public async Task AddPrices(IList <ShoppingCartItem> items)
{
var skus = items.Select(item => item.ProductSku).Distinct().ToArray();
var skuProducts = (await _productService.GetProducts(skus))
.ToDictionary(p => p.Sku);
foreach (var item in items)
{
if (skuProducts.TryGetValue(item.ProductSku, out var product))
{
var priceVariantsPart = product.ContentItem.As <PriceVariantsPart>();
if (priceVariantsPart != null)
{
if (priceVariantsPart.Variants != null)
{
var attributesRestrictedToPredefinedValues = _predefinedValuesService
.GetProductAttributesRestrictedToPredefinedValues(product.ContentItem)
.Select(attr => attr.PartName + "." + attr.Name)
.ToHashSet();
var predefinedAttributes = item.Attributes
.Where(x => attributesRestrictedToPredefinedValues.Contains(x.AttributeName) && x is IPredefinedValuesProductAttributeValue ta)
.Cast <IPredefinedValuesProductAttributeValue>()
.OrderBy(x => x.AttributeName);
var variantKey = String.Join(
"-",
predefinedAttributes
.Select(attr => attr.UntypedPredefinedValue)
.Where(value => value != null));
if (priceVariantsPart.Variants.ContainsKey(variantKey))
{
item.Prices.Add(new PrioritizedPrice(1, priceVariantsPart.Variants[variantKey]));
continue;
}
}
}
}
}
}
public async Task <IEnumerable <ShoppingCartItem> > AddPrices(IEnumerable <ShoppingCartItem> items)
{
var skus = items.Select(item => item.ProductSku).Distinct().ToArray();
var skuProducts = (await _productService.GetProducts(skus))
.ToDictionary(p => p.Sku);
return(items
.Select(item =>
{
if (skuProducts.TryGetValue(item.ProductSku, out var product))
{
var priceVariantsPart = product.ContentItem.As <PriceVariantsPart>();
if (priceVariantsPart != null && priceVariantsPart.Variants != null)
{
var attributesRestrictedToPredefinedValues = _predefinedValuesService
.GetProductAttributesRestrictedToPredefinedValues(product.ContentItem)
.Select(attr => attr.PartName + "." + attr.Name)
.ToHashSet();
var predefinedAttributes = item.Attributes
.OfType <IPredefinedValuesProductAttributeValue>()
.Where(attribute => attributesRestrictedToPredefinedValues.Contains(attribute.AttributeName))
.OrderBy(x => x.AttributeName);
var variantKey = String.Join(
"-",
predefinedAttributes
.Select(attr => attr.UntypedPredefinedValue)
.Where(value => value != null));
if (priceVariantsPart.Variants.ContainsKey(variantKey))
{
return item.WithPrice(new PrioritizedPrice(1, priceVariantsPart.Variants[variantKey]));
}
}
}
return item;
}));
}