public virtual bool IsSatisfiedBy(CartProduct product)
{
if (product == null)
{
throw new ArgumentNullException(nameof(product));
}
return(product.Product.IsActive.GetValueOrDefault(false) && product.Product.IsBuyable.GetValueOrDefault(false) && product.Price != null);
}
public virtual bool IsSatisfiedBy(CartProduct product, long requestedQuantity)
{
var result = AbstractTypeFactory <ProductIsBuyableSpecification> .TryCreateInstance().IsSatisfiedBy(product);
if (result && product.Product.TrackInventory.GetValueOrDefault(false))
{
result = product.Inventory != null;
if (result)
{
result = product.Inventory.AllowPreorder ||
product.Inventory.AllowBackorder ||
product.AvailableQuantity >= requestedQuantity;
}
}
return(result);
}
protected virtual async Task <CartAggregate> InnerAddLineItemAsync(LineItem lineItem, CartProduct product = null)
{
var existingLineItem = Cart.Items.FirstOrDefault(li => li.ProductId == lineItem.ProductId);
if (existingLineItem != null)
{
await InnerChangeItemQuantityAsync(existingLineItem, existingLineItem.Quantity + Math.Max(1, lineItem.Quantity), product);
}
else
{
lineItem.Id = null;
Cart.Items.Add(lineItem);
}
return(this);
}
protected virtual Task <CartAggregate> InnerChangeItemQuantityAsync(LineItem lineItem, int quantity, CartProduct product = null)
{
if (lineItem == null)
{
throw new ArgumentNullException(nameof(lineItem));
}
if (!lineItem.IsReadOnly && product != null)
{
var salePrice = product.Price.GetTierPrice(quantity).Price;
if (salePrice != 0)
{
lineItem.SalePrice = salePrice.Amount;
}
//List price should be always greater ot equals sale price because it may cause incorrect totals calculation
if (lineItem.ListPrice < lineItem.SalePrice)
{
lineItem.ListPrice = lineItem.SalePrice;
}
}
if (quantity > 0)
{
lineItem.Quantity = quantity;
}
else
{
Cart.Items.Remove(lineItem);
}
return(Task.FromResult(this));
}
protected virtual async Task <CartAggregate> InnerAddLineItemAsync(LineItem lineItem, CartProduct product = null, IList <DynamicPropertyValue> dynamicProperties = null)
{
var existingLineItem = LineItems.FirstOrDefault(li => li.ProductId == lineItem.ProductId);
if (existingLineItem != null)
{
await InnerChangeItemQuantityAsync(existingLineItem, existingLineItem.Quantity + Math.Max(1, lineItem.Quantity), product);
existingLineItem.FulfillmentCenterId = lineItem.FulfillmentCenterId;
existingLineItem.FulfillmentCenterName = lineItem.FulfillmentCenterName;
lineItem = existingLineItem;
}
else
{
lineItem.Id = null;
Cart.Items.Add(lineItem);
}
if (dynamicProperties != null)
{
await UpdateCartItemDynamicProperties(lineItem, dynamicProperties);
}
return(this);
}
protected virtual async Task <CartAggregate> InnerAddLineItemAsync(LineItem lineItem, CartProduct product = null)
{
return(await InnerAddLineItemAsync(lineItem, product, dynamicProperties : null));
}
public virtual Task <CartAggregate> SetItemFulfillmentCenterAsync(LineItem lineItem, CartProduct cartProduct)
{
lineItem.FulfillmentCenterId = cartProduct?.Inventory?.FulfillmentCenterId;
lineItem.FulfillmentCenterName = cartProduct?.Inventory?.FulfillmentCenterName;
return(Task.FromResult(this));
}