public void DeleteObject()
{
if (_invoice != null)
{
InvoicebindingSource.EndEdit();
_invoice = (Invoice)InvoicebindingSource.DataSource;
try
{
foreach (var p in _invoice.MiscellaneousItem.ToList())
{
if (p.MisPartId == 0)
{
_invoice.MiscellaneousItem.Remove(p);
}
else
{
_context.MiscellaneousItems.DeleteObject(p);
}
}
foreach (var pr in _invoice.PaymentRecord.ToList())
{
if (pr.PaymentId == 0)
{
_invoice.PaymentRecord.Remove(pr);
}
else
{
_context.PaymentRecords.DeleteObject(pr);
}
}
_context.DeleteObject(_invoice);
_context.SaveChanges();
Close();
}
catch (Exception e)
{
ViewHelper.ShowDeleteError();
ErrorLogger.LogError(this, e);
}
}
}
public void SaveChanges()
{
if (!ValidateForm())
{
return;
}
InvoicebindingSource.EndEdit();
_invoice = (Invoice)InvoicebindingSource.DataSource;
var rt = GetPaymentTotal();
var it = GetInvoiceTotal();
if (rt == it)
{
_invoice.Status = (int)InvoiceStatuses.PaidInFull;
}
else if (rt < it)
{
_invoice.Status = (int)InvoiceStatuses.OutStanding;
}
if (_newMode)
{
_context.Invoices.AddObject(_invoice);
}
try
{
_context.SaveChanges();
_newMode = false;
}
catch (Exception ex)
{
ViewHelper.ShowErrorMessage("Error occured while saving the current invoice.", ex);
return;
}
}
