protected virtual async Task <IList <OrganizedShoppingCartItem> > OrganizeCartItemsAsync(ICollection <ShoppingCartItem> cart)
{
var result = new List <OrganizedShoppingCartItem>();
if (cart.IsNullOrEmpty())
{
return(result);
}
var parents = cart.Where(x => x.ParentItemId is null);
// TODO: (ms) (core) to reduce db roundtrips -> load and filter children by parents (id and so on) into lists and try to get from db as batch request
foreach (var parent in parents)
{
var parentItem = new OrganizedShoppingCartItem(parent);
var children = cart.Where(x => x.ParentItemId != null &&
x.ParentItemId == parent.Id &&
x.Id != parent.Id &&
x.ShoppingCartTypeId == parent.ShoppingCartTypeId &&
x.Product.CanBeBundleItem());
// TODO: (ms) (core) Reduce database roundtrips in OrganizeCartItemsAsync
foreach (var child in children)
{
var childItem = new OrganizedShoppingCartItem(child);
if (child.RawAttributes.HasValue() &&
(parent.Product?.BundlePerItemPricing ?? false) &&
child.BundleItem != null)
{
var selection = new ProductVariantAttributeSelection(child.RawAttributes);
await _productAttributeMaterializer.MergeWithCombinationAsync(child.Product, selection);
var attributeValues = await _productAttributeMaterializer
.MaterializeProductVariantAttributeValuesAsync(selection);
if (!attributeValues.IsNullOrEmpty())
{
childItem.BundleItemData.AdditionalCharge += attributeValues.Sum(x => x.PriceAdjustment);
}
}
parentItem.ChildItems.Add(childItem);
}
result.Add(parentItem);
}
return(result);
}
// TODO: (ms) (core) AddToCartContext needs to have bundleItem and childItems already included correctly, they get just added...TEST THIS EXTENSIVELY
public virtual async Task <bool> AddToCartAsync(AddToCartContext ctx)
{
Guard.NotNull(ctx, nameof(ctx));
// This is called when customer adds a product to cart
ctx.Customer ??= _workContext.CurrentCustomer;
ctx.StoreId ??= _storeContext.CurrentStore.Id;
ctx.Customer.ResetCheckoutData(ctx.StoreId.Value);
// Checks whether attributes have been selected
if (ctx.VariantQuery != null)
{
// Create attribute selection from product attributes
var attributes = await _productAttributeMaterializer.MaterializeProductVariantAttributesAsync(ctx.Item.AttributeSelection);
ctx.RawAttributes = ctx.Item.AttributeSelection.AsJson();
// Check context for bundle item errors
if (ctx.Product.ProductType == ProductType.BundledProduct && ctx.RawAttributes.HasValue())
{
ctx.Warnings.Add(T("ShoppingCart.Bundle.NoAttributes"));
if (ctx.BundleItem != null)
{
return(false);
}
}
}
if (!await _cartValidator.ValidateAccessPermissionsAsync(ctx.Customer, ctx.CartType, ctx.Warnings))
{
return(false);
}
var cartItems = await GetCartItemsAsync(ctx.Customer, ctx.CartType, ctx.StoreId.Value);
// Adds required products automatically if it is enabled
if (ctx.AutomaticallyAddRequiredProductsIfEnabled)
{
var requiredProductIds = ctx.Product.ParseRequiredProductIds();
if (requiredProductIds.Any())
{
var cartProductIds = cartItems.Select(x => x.Item.ProductId);
var missingRequiredProductIds = requiredProductIds.Except(cartProductIds);
var missingRequiredProducts = await _db.Products.GetManyAsync(missingRequiredProductIds);
foreach (var product in missingRequiredProducts)
{
var item = new ShoppingCartItem
{
CustomerEnteredPrice = ctx.CustomerEnteredPrice.Amount,
RawAttributes = ctx.AttributeSelection.AsJson(),
ShoppingCartType = ctx.CartType,
StoreId = ctx.StoreId.Value,
Quantity = ctx.Quantity,
Customer = ctx.Customer,
Product = product,
ParentItemId = product.ParentGroupedProductId,
BundleItemId = ctx.BundleItem?.Id
};
await AddItemToCartAsync(new AddToCartContext
{
Item = item,
ChildItems = ctx.ChildItems,
Customer = ctx.Customer
});
}
}
}
// Checks whether required products are still missing
await _cartValidator.ValidateRequiredProductsAsync(ctx.Product, cartItems, ctx.Warnings);
OrganizedShoppingCartItem existingCartItem = null;
if (ctx.BundleItem == null)
{
existingCartItem = cartItems.FindItemInCart(ctx.CartType, ctx.Product, ctx.AttributeSelection, ctx.CustomerEnteredPrice);
}
// Add item to cart (if no warnings accured)
if (existingCartItem != null)
{
// Product is already in cart, find existing item
ctx.Quantity += existingCartItem.Item.Quantity;
if (!await _cartValidator.ValidateAddToCartItemAsync(ctx, cartItems))
{
return(false);
}
// Update cart item
existingCartItem.Item.Quantity = ctx.Quantity;
existingCartItem.Item.UpdatedOnUtc = DateTime.UtcNow;
existingCartItem.Item.RawAttributes = ctx.AttributeSelection.AsJson();
_db.TryUpdate(ctx.Customer);
await _db.SaveChangesAsync();
}
else
{
if (!await _cartValidator.ValidateAddToCartItemAsync(ctx, cartItems))
{
return(false);
}
if (!_cartValidator.ValidateItemsMaximumCartQuantity(ctx.CartType, cartItems.Count, ctx.Warnings))
{
return(false);
}
// Product is not in cart yet, create new item
var cartItem = new ShoppingCartItem
{
CustomerEnteredPrice = ctx.CustomerEnteredPrice.Amount,
RawAttributes = ctx.AttributeSelection.AsJson(),
ShoppingCartType = ctx.CartType,
StoreId = ctx.StoreId.Value,
Quantity = ctx.Quantity,
Customer = ctx.Customer,
Product = ctx.Product,
ParentItemId = null,
BundleItemId = ctx.BundleItem?.Id
};
// If product is no bundle, add it as cartItem
if (ctx.BundleItem == null)
{
Debug.Assert(ctx.Item == null, "Add to cart item already specified");
ctx.Item = cartItem;
}
else
{
ctx.ChildItems.Add(cartItem);
}
}
_requestCache.RemoveByPattern(CartItemsPatternKey);
// If ctx.Product is a bundle product, try adding all corresponding bundleItems
if (ctx.Product.ProductType == ProductType.BundledProduct && ctx.BundleItem == null && ctx.Warnings.Count == 0)
{
// Get all bundle items and add each to the cart
var bundleItems = _db.IsCollectionLoaded(ctx.Product, x => x.ProductBundleItems)
? ctx.Product.ProductBundleItems
: await _db.ProductBundleItem
.ApplyBundledProductsFilter(new[] { ctx.Product.Id })
.ToListAsync();
foreach (var bundleItem in bundleItems)
{
var tempCtx = new AddToCartContext
{
Warnings = new(),
Item = ctx.Item,
StoreId = ctx.StoreId,
Customer = ctx.Customer,
CartType = ctx.CartType,
BundleItem = bundleItem,
ChildItems = ctx.ChildItems,
Product = bundleItem.Product,
Quantity = bundleItem.Quantity,
VariantQuery = ctx.VariantQuery,
RawAttributes = ctx.AttributeSelection.AsJson(),
CustomerEnteredPrice = ctx.CustomerEnteredPrice,
AutomaticallyAddRequiredProductsIfEnabled = ctx.AutomaticallyAddRequiredProductsIfEnabled,
};
// If bundleItem could not be added to the shopping cart, remove child items
if (!await AddToCartAsync(tempCtx))
{
ctx.ChildItems.Clear();
break;
}
}
}
// If context is no bundleItem, add item (parent) and its children (grouped product)
if (ctx.BundleItem == null && ctx.Warnings.Count == 0)
{
await AddItemToCartAsync(ctx);
}
return(true);
}
// TODO: (ms) (core) AddToCartContext needs to have bundleItem and childItems already included correctly, they get just added...
public virtual async Task <IList <string> > AddToCartAsync(AddToCartContext ctx)
{
Guard.NotNull(ctx, nameof(ctx));
// This is called when customer adds a product to cart
var warnings = new List <string>();
ctx.Customer ??= _workContext.CurrentCustomer;
ctx.StoreId ??= _storeContext.CurrentStore.Id;
// TODO: (ms) (core) customerService.ResetCheckoutData() is missing
//_customerService.ResetCheckoutData(customer, storeId);
// Checks whether attributes have been selected
// TODO: (ms) (core) VariantQuery is missing. Tries to get attributes of product.
//if (ctx.VariantQuery != null)
//{
// // Create attribute selection from product attributes
// var attributes = _productAttributeMaterializer.MaterializeProductVariantAttributesAsync(ctx.AttributeSelection);
// //ctx.RawAttributes = ctx.VariantQuery.CreateSelectedAttributesXml(ctx.Product.Id, ctx.BundleItemId, attributes, _productAttributeParser,
// //_localizationService, _downloadService, _catalogSettings, null, ctx.Warnings);
// // Check context for bundle item errors
// if (ctx.Product.ProductType == ProductType.BundledProduct && ctx.RawAttributes.HasValue())
// {
// ctx.Warnings.Add(T("ShoppingCart.Bundle.NoAttributes"));
// if (ctx.BundleItem != null)
// return ctx.Warnings;
// }
//}
warnings.AddRange(await _cartValidator.ValidateAccessPermissionsAsync(ctx));
if (warnings.Count > 0)
{
return(warnings);
}
// TODO: (ms) (core) Call ValidateRequiredProductsAsync and check product for required products, that are not included in cart
// add them if neccessary and wanted
//ctx.AutomaticallyAddRequiredProductsIfEnabled
var shoppingCart = await GetCartItemsAsync(ctx.Customer, ctx.CartType, ctx.StoreId.Value);
warnings.AddRange(await _cartValidator.ValidateRequiredProductsAsync(ctx, shoppingCart));
//if(ctx.AutomaticallyAddRequiredProductsIfEnabled)
// Add missing products.....
OrganizedShoppingCartItem existingCartItem = null;
if (ctx.BundleItem == null)
{
existingCartItem = shoppingCart.FindItemInCart(ctx.CartType, ctx.Product, ctx.AttributeSelection, ctx.CustomerEnteredPrice);
}
// Add item to cart (if no warnings accured)
if (existingCartItem != null)
{
// Product is already in cart, find existing item
ctx.Quantity += existingCartItem.Item.Quantity;
warnings.AddRange(await _cartValidator.ValidateCartItemAsync(ctx, shoppingCart));
if (warnings.Count > 0)
{
return(warnings);
}
// Update cart item
existingCartItem.Item.Quantity = ctx.Quantity;
existingCartItem.Item.UpdatedOnUtc = DateTime.UtcNow;
existingCartItem.Item.RawAttributes = ctx.RawAttributes;
_db.TryUpdate(ctx.Customer);
await _db.SaveChangesAsync();
}
else
{
warnings.AddRange(await _cartValidator.ValidateCartItemAsync(ctx, shoppingCart));
if (warnings.Count > 0)
{
return(warnings);
}
var warning = _cartValidator.ValidateCartItemsMaximum(ctx.CartType, shoppingCart.Count);
if (warning.Count > 0)
{
ctx.Warnings.AddRange(warning);
warnings.AddRange(warning);
return(warnings);
}
// Product is not in cart yet, create new item
var cartItem = new ShoppingCartItem
{
CustomerEnteredPrice = ctx.CustomerEnteredPrice,
RawAttributes = ctx.RawAttributes,
ShoppingCartType = ctx.CartType,
StoreId = ctx.StoreId.Value,
Quantity = ctx.Quantity,
Customer = ctx.Customer,
Product = ctx.Product,
ParentItemId = null,
BundleItemId = ctx.BundleItem?.Id
};
// If product is no bundle, add it as cartItem
if (ctx.BundleItem == null)
{
Debug.Assert(ctx.Item == null, "Add to cart item already specified");
ctx.Item = cartItem;
}
else
{
ctx.ChildItems.Add(cartItem);
}
}
_requestCache.RemoveByPattern(CartItemsPatternKey);
// If ctx.Product is a bundle product, try adding all corresponding bundleItems
if (ctx.Product.ProductType == ProductType.BundledProduct && ctx.BundleItem == null && warnings.Count == 0)
{
var bundleItems = new List <ProductBundleItem>();
// Get all bundle items and add each to the cart
if (_db.IsCollectionLoaded(ctx.Product, x => x.ProductBundleItems))
{
bundleItems = ctx.Product.ProductBundleItems.ToList();
}
else
{
bundleItems = await _db.ProductBundleItem
.ApplyBundledProductsFilter(new[] { ctx.Product.Id })
.ToListAsync();
}
foreach (var bundleItem in bundleItems)
{
// Try add each bundleItem to the cart
warnings.AddRange(
await AddToCartAsync(
new AddToCartContext
{
Item = ctx.Item,
Customer = ctx.Customer,
BundleItem = bundleItem,
Warnings = ctx.Warnings,
CartType = ctx.CartType,
StoreId = ctx.StoreId.Value,
ChildItems = ctx.ChildItems,
Product = bundleItem.Product,
Quantity = bundleItem.Quantity,
//VariantQuery = ctx.VariantQuery,
AutomaticallyAddRequiredProductsIfEnabled = ctx.AutomaticallyAddRequiredProductsIfEnabled
})
);
// If bundleItem could not be added to the shopping cart, remove child items as they
if (warnings.Count > 0)
{
ctx.ChildItems.Clear();
break;
}
}
}
// If context is no bundleItem, add item (parent) and its children (grouped product)
if (ctx.BundleItem == null && warnings.Count == 0)
{
await AddItemToCartAsync(ctx);
}
return(warnings);
}
public ShoppingCartLineItem(OrganizedShoppingCartItem item)
{
Guard.NotNull(item, nameof(item));
Item = item;
}