private void Save()
{
try
{
var purchasePayment = new PurchasePaymentModel();
purchasePayment.CheckNumber = txtCheckNumber.Text.ToInt();
purchasePayment.Amount = txtAmount.Text.ToDecimal();
purchasePayment.PaymentDate = dtPaymentDate.Value;
purchasePayment.PurchaseID = _purchaseID;
purchasePayment.PaymentMethodID = _paymentMethodID;
_purchaseService.AddPurchasePayment(purchasePayment);
ResetInputs();
LoadPurchasePayments();
SetPurchaseData();
MetroMessageBox.Show(this, "New Purchase Payment has been saved!", "New Purchase Payment", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
catch (CustomBaseException ex)
{
MetroMessageBox.Show(this, ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (Exception ex)
{
MetroMessageBox.Show(this, ex.ToString(), "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
public void AddPurchasePayment(PurchasePaymentModel model)
{
using (var db = new DataContext())
{
var purchase = db.Purchases.Find(model.PurchaseID);
CheckDecimalIfLessThanOrEqual(model.Amount, 0, "Amount");
//payment date must be greater than purchase date.
if (model.PaymentDate.Date < purchase.DatePurchase.Date)
{
throw new InvalidFieldException2("Payment Date must be greater than Purchase Date");
}
var paymentMethod = db.PaymentMethods.FirstOrDefault(x => x.PaymentMethodID == model.PaymentMethodID);
// check payment logic
CheckObjectIfExists(paymentMethod, "Payment Method");
if (model.PaymentMethodID == 2 && model.CheckNumber == 0)
{
throw new InvalidFieldException("Check Number");
}
var total = GetPurchaseProducts(model.PurchaseID).Sum(r => r.Total);
var totalPayment = GetAllPurchasePayments(model.PurchaseID).Sum(r => r.Amount);
var balance = total - totalPayment - model.Amount;
if (balance < 0)
{
throw new OverPaymentException("Payment for Purchase Product Exceeded to total amount!");
}
// for fully paid set isfullypaid to true
if (balance == 0)
{
purchase.IsFullyPaid = true;
db.Entry(purchase).State = EntityState.Modified;
}
var purchasePayment = Mapping.Mapper.Map <PurchasePayment>(model);
db.PurchasePayments.Add(purchasePayment);
db.SaveChanges();
}
}
