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); }