public bool create(Bill_details billDetail) { try { billDetail.created_at = DateTime.Now; billDetail.updated_at = DateTime.Now; db.Bill_details.Add(billDetail); db.SaveChanges(); return(true); } catch (Exception e) { return(false); } }
public bool update(Bill_details billdetail, int id_bill, int id_food) { try { billdetail.updated_at = DateTime.Now; (from billdt in db.Bill_details where billdt.id_bill == id_bill && billdt.id_food == id_food select billdt) .ToList() .ForEach((p) => { p.quantity = billdetail.quantity; p.price = billdetail.price; }); db.SaveChanges(); return(true); } catch (Exception e) { return(false); } }