public List <InvoiceDetailEntity> Get_List_InvoiceDetail_By_InvoiceID(string id)
        {
            List <InvoiceDetailEntity> list = new List <InvoiceDetailEntity>();

            if (dbContext == null)
            {
                dbContext = new FoodDeliveryEntities();
            }

            var listvar = dbContext.GET_LIST_INVOICEDETAIL_BY_INVOICEID(id).ToList();

            foreach (var obj in listvar)
            {
                InvoiceDetailEntity entity = new InvoiceDetailEntity
                {
                    ID         = obj.ID,
                    FoodID     = "" + obj.FoodID,
                    NumberFood = (int)obj.NumberFood,
                    Size       = obj.Size,
                    PriceSize  = (decimal)obj.PriceSize,
                    Type       = obj.Type,
                    PriceType  = (decimal)obj.PriceType,
                    InvoiceID  = "" + obj.InvoiceID,
                    FoodImage  = obj.FoodImage,
                    FoodName   = obj.FoodName,
                    Price      = (decimal)obj.Price
                };
                list.Add(entity);
            }

            return(list);
        }