public void saveNewPaymentDetail()
        {
            // test for saving new paymentdetail for partial payments
            LaundryHeaderDataEntity header = new LaundryDao().GetByID(2);

            header.TotalPayment += 50.00M; // accumulate amount tender with current payment
            // set paymentdetail
            LaundryPaymentDetailDataEntity paymentdetail = new LaundryPaymentDetailDataEntity();
            paymentdetail.Amount = 50.00M; // current amount tender or payment
            paymentdetail.PaymentDate = Convert.ToDateTime(DateTime.Now.ToShortDateString());
            paymentdetail.Header = header;

            // TODO: should update paidflag in header if total balance = 0.

            // update daysummary
            DateTime daysummaryDay = Convert.ToDateTime(DateTime.Now.ToShortDateString());
            LaundryDaySummaryDataEntity daysummary = new LaundryDaySummaryDao().GetByDay(daysummaryDay);
            if(daysummary != null)
            {
                daysummary.TotalSales += paymentdetail.Amount;
                daysummary.DayStamp = daysummaryDay;
            }
            LaundryDaySummaryDao dao = new LaundryDaySummaryDao();
            dao.SaveOrUpdate(daysummary);

            // update header, save payment detail etc.
            header.PaymentDetailEntities.Add(paymentdetail);
            LaundryDao ldao = new LaundryDao();
            ldao.Update(header);
        }
        public void saveNewHeaderAndUpdateDaySummary()
        {
            // test for new header but with existing daysummary
            // should not save new record for daysummary
            // should only update existing daysummary with transcount and sales

            DateTime sampleDay = Convert.ToDateTime(DateTime.Now.ToShortDateString()); // daystamp in daysummary should be date only (no time);

            LaundryDaySummaryDao summarydao = new LaundryDaySummaryDao();
            LaundryDaySummaryDataEntity summary = summarydao.GetByDay(sampleDay);
            if(summary!= null)
            {
                LaundryHeaderDataEntity header = new LaundryHeaderDataEntity();
                LaundryDetailDataEntity detail = new LaundryDetailDataEntity();
                LaundryJobChargesDataEntity jobcharge = new LaundryJobChargesDataEntity();

                LaundryCategoryDataEntity category = new LaundryCategoryDao().GetByName("White Garments");
                LaundryServiceDataEntity service = new LaundryServiceDao().GetByName("Wash - Dry - Press");
                LaundryPriceSchemeDataEntity pricescheme = new LaundryPriceSchemeDao().GetByCategoryService(service,category);

                CustomerDao custdao = new CustomerDao();
                CustomerDataEntity customer = custdao.GetByName("John Dee");
                if(customer == null)
                {
                    customer = new CustomerDataEntity();
                    customer.Name = "John Dee";
                    customer.Address = "Cebu";
                    customer.ContactNumber = "111-1111";
                }
                header.Customer = customer;
                header.ReceivedDate = DateTime.Now;
                header.DueDate = DateTime.Now.AddDays(5); // add 5 days for due date

                detail.Header = header; // set header entity in detail for nhibernate to pickup and map
                detail.Category = category;
                detail.Service = service;
                detail.Kilo = 100;
                detail.Amount = pricescheme.Price * Convert.ToDecimal(detail.Kilo);
                detail.ItemQty = 300;

                jobcharge.Charge = new LaundryChargeDao().GetByName("Delivery");
                jobcharge.Header = header; // set header entity in jobcharge for nhibernate to pickup and map

                header.DetailEntities.Add(detail); // add detail to header details list
                header.JobChargeEntities.Add(jobcharge); // add charges to header charges list

                header.ClaimFlag = false;
                header.AmountDue = detail.Amount;
                header.TotalItemQty = detail.ItemQty;
                header.TotalCharge = jobcharge.Charge.Amount;
                header.TotalDiscount = 50.00M;
                header.TotalAmountDue = (header.AmountDue + header.TotalCharge) - header.TotalDiscount;
                header.TotalPayment += 50.00M; // accumulate amount tender with current amount tender

                // TODO: should update paidflag in header if total balance = 0.

                // set paymentdetail
                LaundryPaymentDetailDataEntity paymentdetail = new LaundryPaymentDetailDataEntity();
                paymentdetail.Amount = header.TotalPayment;
                paymentdetail.PaymentDate = Convert.ToDateTime(DateTime.Now.ToShortDateString());
                paymentdetail.Header = header;
                header.PaymentDetailEntities.Add(paymentdetail);

                summary.TransCount += 1;
                summary.TotalSales += header.TotalPayment;
                header.DaySummary = summary;

                // update daysummary with transcount and totalsales
                LaundryDaySummaryDao dao = new LaundryDaySummaryDao();
                dao.Update(summary);

                // save header,details,etc.
                LaundryDao ldao = new LaundryDao();
                ldao.SaveOrUpdate(header);
            }
        }