public static ChiTietGioHang FindCTGioHang(int id)
{
ChiTietGioHang b = null;
using (var db = new Context())
{
b = db.ChiTietGioHang.Find(id);
db.Dispose();
}
return(b);
}
public static ChiTietGioHang Xoa(int id)
{
ChiTietGioHang b = null;
using (var db = new Context())
{
b = db.ChiTietGioHang.Find(id);
b.isdeleted = true;
db.Entry(b).State = EntityState.Modified;
db.SaveChanges();
db.Dispose();
}
return(b);
}
public static ChiTietGioHang DaTonTai(int id, int soluong, double thanhtien)
{
ChiTietGioHang b = null;
using (var db = new Context())
{
b = db.ChiTietGioHang.Find(id);
b.soluong = b.soluong + soluong;
b.thanhtien = b.thanhtien + thanhtien;
db.Entry(b).State = EntityState.Modified;
db.SaveChanges();
db.Dispose();
}
return(b);
}