public IQueryable <NSX> GetNSXs()
{
var _db = new ShoesStore.Models.GiayCT();
IQueryable <NSX> query = _db.NSXs;
return(query);
}
public IQueryable <Giay> GetGiays([QueryString("id")] int?mansx)
{
var _db = new ShoesStore.Models.GiayCT();
IQueryable <Giay> query = _db.Giays;
if (mansx.HasValue && mansx > 0)
{
query = query.Where(p => p.MaNSX == mansx);
}
return(query);
}
public IQueryable <Giay> GetChitiet([QueryString("maGiay")] int?magiay)
{
var _db = new ShoesStore.Models.GiayCT();
IQueryable <Giay> query = _db.Giays;
if (magiay.HasValue && magiay > 0)
{
query = query.Where(p => p.MaGiay == magiay);
}
else
{
query = null;
}
return(query);
}
public void UpdateShoppingCartDatabase(String cartId, ShoppingCartUpdates[]
CartItemUpdates)
{
using (var db = new ShoesStore.Models.GiayCT())
{
try
{
int CartItemCount = CartItemUpdates.Count();
List <GioHang> myCart = GetCartItems();
foreach (var cartItem in myCart)
{
// Lặp qua các hàng trong giỏ hàng
for (int i = 0; i < CartItemCount; i++)
{
if (cartItem.Giay.MaGiay == CartItemUpdates[i].MaGiay)
{
if (CartItemUpdates[i].PurchaseQuantity < 1 ||
CartItemUpdates[i].RemoveItem == true)
{
RemoveItem(cartId, cartItem.MaGiay);
}
else
{
UpdateItem(cartId, cartItem.MaGiay,
CartItemUpdates[i].PurchaseQuantity);
}
}
}
}
}
catch (Exception exp)
{
throw new Exception("ERROR: Unable to Update Cart Database - " +
exp.Message.ToString(), exp);
}
}
}
public void UpdateItem(string CapnhatMaGH, int CapNhatMagiay, int
quantity)
{
using (var _db = new ShoesStore.Models.GiayCT())
{
try
{
var myItem = (from c in _db.MuaHang
where c.MaGiohang == CapnhatMaGH && c.Giay.MaGiay ==
CapNhatMagiay
select c).FirstOrDefault();
if (myItem != null)
{
myItem.SoLuong = quantity;
_db.SaveChanges();
}
}
catch (Exception exp)
{
throw new Exception("ERROR: Unable to Update Cart Item - " +
exp.Message.ToString(), exp);
}
}
}
public void RemoveItem(string removeMaGH, int removeMaGiay)
{
using (var _db = new ShoesStore.Models.GiayCT())
{
try
{
var myItem = (from c in _db.MuaHang
where c.MaGiohang == removeMaGH && c.Giay.MaGiay ==
removeMaGiay
select c).FirstOrDefault();
if (myItem != null)
{
// Xóa
_db.MuaHang.Remove(myItem);
_db.SaveChanges();
}
}
catch (Exception exp)
{
throw new Exception("ERROR: Unable to Remove Cart Item - " +
exp.Message.ToString(), exp);
}
}
}