public JsonResult GetCustomerInvoiceDetails(int customerid)
        {
            DeliveryDetailRepository repo = new DeliveryDetailRepository(new honeysaleEntities());
            //List<DeliveryDetail> delivertdetails = new List<DeliveryDetail>();
            //try
            // {
            var delivertdetails1 = repo.GetAllDeliveryDetails().
                                   Where(ite => ite.cust_id == customerid)
                                   .Select(c => new { InvoiceNo = c.voucherNo, PaidAmount = c.paidAmount, Balance = c.balanceAmount })
                                   .ToList();

            //  }
            // catch (Exception)
            //  {


            // }



            return(new System.Web.Mvc.JsonResult()
            {
                Data = new
                {
                    result = delivertdetails1
                }
            });
        }