private void UpdateCalculatedValues()
{
LayawayPaymentCalculator.ReCalculate();
txtNumberOfPayments.Text = LayawayPaymentCalculator.NumberOfPayments.ToString();
txtDownPayment.Text = LayawayPaymentCalculator.DownPayment.ToString("f2");
dateFirstPaymentDate.SetSelectedDate(LayawayPaymentCalculator.FirstPaymentDate);
dateFirstPaymentDate.Refresh();
txtServiceFee.Text = LayawayPaymentCalculator.ServiceFeeTotal.ToString("c");
txtMonthlyPaymentAmount.Text = LayawayPaymentCalculator.MonthlyPaymentAmount.ToString("c");
lblPayment01.Text = LayawayPaymentCalculator.Payments[0].BuildPaymentStatement();
lblPayment02.Text = LayawayPaymentCalculator.Payments[1].BuildPaymentStatement();
lblPayment03.Text = LayawayPaymentCalculator.Payments[2].BuildPaymentStatement();
lblPayment04.Text = LayawayPaymentCalculator.Payments[3].BuildPaymentStatement();
lblPayment05.Text = LayawayPaymentCalculator.Payments[4].BuildPaymentStatement();
lblPayment06.Text = LayawayPaymentCalculator.Payments[5].BuildPaymentStatement();
lblPayment07.Text = LayawayPaymentCalculator.Payments[6].BuildPaymentStatement();
lblPayment08.Text = LayawayPaymentCalculator.Payments[7].BuildPaymentStatement();
lblPayment09.Text = LayawayPaymentCalculator.Payments[8].BuildPaymentStatement();
lblPayment10.Text = LayawayPaymentCalculator.Payments[9].BuildPaymentStatement();
lblPayment11.Text = LayawayPaymentCalculator.Payments[10].BuildPaymentStatement();
lblPayment12.Text = LayawayPaymentCalculator.Payments[11].BuildPaymentStatement();
continueButton.Enabled = true;
Refresh();
}
private void txtNumberOfPayments_Leave(object sender, EventArgs e)
{
int numberOfPayments = 0;
if (!int.TryParse(txtNumberOfPayments.Text, out numberOfPayments) || numberOfPayments <= 0)
{
MessageBox.Show("Invalid number of payments.");
HighlightControl(txtNumberOfPayments);
RevertToPreviousNumberOfPayments();
txtNumberOfPayments.Focus();
txtNumberOfPayments.SelectAll();
return;
}
if (LayawayPaymentCalculator.NumberOfPayments == numberOfPayments)
{
return;
}
int maxNumberOfPayments = new BusinessRulesProcedures(GlobalDataAccessor.Instance.DesktopSession).GetMaxLayawayNumberOfPayments(CDS.CurrentSiteId);
if (numberOfPayments > maxNumberOfPayments)
{
MessageBox.Show(string.Format("Maximum number of payments is {0}", maxNumberOfPayments));
HighlightControl(txtNumberOfPayments);
RevertToPreviousNumberOfPayments();
txtNumberOfPayments.Focus();
txtNumberOfPayments.SelectAll();
return;
}
if (!LayawayPaymentCalculator.CanDistributeIfNumberOfPaymentsSetTo(numberOfPayments))
{
MessageBox.Show(string.Format("This is an invalid value because the layaway amount cannot distribute accross {0} payments.", numberOfPayments));
HighlightControl(txtNumberOfPayments);
RevertToPreviousNumberOfPayments();
txtNumberOfPayments.Focus();
txtNumberOfPayments.SelectAll();
return;
}
LayawayPaymentCalculator.NumberOfPayments = numberOfPayments;
UpdateCalculatedValues();
}
private void txtDownPayment_Leave(object sender, EventArgs e)
{
decimal downPayment = LayawayPaymentCalculator.DownPayment;
if (!decimal.TryParse(txtDownPayment.Text, out downPayment))
{
MessageBox.Show("Invalid down payment amount.");
HighlightControl(txtDownPayment);
RevertToPreviousDownPayment();
txtDownPayment.Focus();
txtDownPayment.SelectAll();
return;
}
if (downPayment < 0 || downPayment >= MaximumDownPayment)
{
MessageBox.Show(string.Format("Down Payment cannot be negative and must be less than {0:c}.", MaximumDownPayment));
HighlightControl(txtDownPayment);
RevertToPreviousDownPayment();
txtDownPayment.Focus();
txtDownPayment.SelectAll();
return;
}
if (!LayawayPaymentCalculator.CanDistributeIfDownpaymentSetTo(downPayment))
{
MessageBox.Show(string.Format("This is an invalid value because it will not distribute accross {0} payments.", LayawayPaymentCalculator.NumberOfPayments));
HighlightControl(txtDownPayment);
RevertToPreviousDownPayment();
txtDownPayment.Focus();
txtDownPayment.SelectAll();
return;
}
if (LayawayPaymentCalculator.DownPayment == downPayment)
{
return;
}
LayawayPaymentCalculator.DownPayment = downPayment;
UpdateCalculatedValues();
}
