public static List <Models.CartItem> RemoveReferences(this List <Models.CartItem> list)
{
var newList = new List <Models.CartItem>();
list.ForEach(item =>
{
var obj = new Models.CartItem();
obj = item.RemoveReference();
newList.Add(obj);
});
return(newList);
}
private static Models.CartItem RemoveReference(this Models.CartItem item)
{
var obj = new Models.CartItem();
if (item != null)
{
obj.Id = item.Id;
obj.IsActive = item.IsActive;
obj.ProductVariantDetailId = item.ProductVariantDetailId;
//obj.Amount = item.Amount;
obj.CartId = item.CartId;
//obj.Discount = item.Discount;
obj.Quantity = item.Quantity;
obj.UnitId = item.UnitId;
//obj.UnitPrice = item.UnitPrice;
obj.VendorId = item.VendorId;
}
return(obj);
}
public ActionResult AddCartItem(int bookId)
{
//string bookId = Request.QueryString["bookId"];
//得到当前用户
Customer customer = Session["user"] as Customer;
//判断当前用户是否有购物车
var cart = bse.Carts.Where(c => c.customerId == customer.id).FirstOrDefault();
if (cart == null)
{
//没有则创建购物车
customer = bse.Customers.Where(c => c.id == customer.id).FirstOrDefault();
cart = new Models.Cart(customer);
bse.Carts.Add(cart);
bse.SaveChanges();
}
var cartItem = cart.CartItems.Where(c => c.bookId == bookId).FirstOrDefault();
if (cartItem == null)
{
var book = bse.Books.Where(b => b.id == bookId).FirstOrDefault();
cartItem = new CartItem(book);
cart.CartItems.Add(cartItem);
}
//更新购物车明细的数量和价钱
cartItem.num += 1;
cartItem.price = cartItem.Book.price * cartItem.num;
//跟新购物车的明细和价钱
cart.num += 1;
cart.price += cartItem.Book.price;
bse.SaveChanges();
return RedirectToAction("Cart", "Home");
}
