private void displayPolicy(Policy policy)
{
var fmt = "{0:.00}";
txtPremium.Text = String.Format(fmt, policy.PolicyDetails.Premium);
txtPctBrokerage.Text = policy.PolicyDetails.BrokeragePct.ToString();
txtBrokerage.Text = String.Format(fmt, policy.PolicyDetails.Brokerage);
txtTax1.Text = String.Format(fmt, policy.PolicyDetails.Tax1);
txtTax2.Text = String.Format(fmt, policy.PolicyDetails.Tax2);
txtNetPremium.Text = String.Format(fmt, policy.PolicyDetails.NetPremium);
txtAmtDue.Text = String.Format(fmt, policy.PolicyDetails.AmountDue);
txtNumInstallments.Text = policy.PolicyDetails.NumInstallments.ToString();
dataGridInstallments.DataSource = policy.Installments;
var summary = InstallmentCalculator.summariseInstallments(policy.Installments);
txtTotPrem.Text = summary.Premium.ToString();
txtTotBkrg.Text = summary.Brokerage.ToString();
txtTotTax1.Text = summary.Tax1.ToString();
txtTotTax2.Text = summary.Tax2.ToString();
txtTotNetPrem.Text = summary.NetPremium.ToString();
txtTotDue.Text = summary.AmountDue.ToString();
_policy = policy;
}
private Policy calculatePolicy()
{
try
{
// Correct Brokerage
try
{
txtBrokerage.Text = Decimal.Round(
(Decimal.Parse(txtPremium.Text) *
((decimal)int.Parse(txtPctBrokerage.Text) / 100)), 2).ToString();
}
catch (Exception ex)
{
MessageBox.Show($"Error calculating Brokerage: {ex.Message}", "Error calculating Brokerage",
MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
// Convert all the input to a policy
Policy initialPolicy = new Policy()
{
PolicyDetails = new PolicyDetails(Decimal.Parse(txtPremium.Text),
int.Parse(txtPctBrokerage.Text), Decimal.Parse(txtBrokerage.Text),
Decimal.Parse(txtTax1.Text), Decimal.Parse(txtTax2.Text),
Decimal.Parse(txtNetPremium.Text), Decimal.Parse(txtAmtDue.Text),
int.Parse(txtNumInstallments.Text)),
Installments = new List <Installment>()
};
// Correct the calculations
initialPolicy.PolicyDetails.NetPremium = CalculateNetPremium(initialPolicy);
initialPolicy.PolicyDetails.AmountDue = CalculateAmountDue(initialPolicy);
return(InstallmentCalculator.CalculateInstallments(initialPolicy));
} catch (Exception ex)
{
MessageBox.Show($"Error Creating Policy from input '{ex.Message}'",
"Error Creating Policy from input", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(_policy);
}
}
private void InstallmentsForm_Load(object sender, EventArgs e)
{
// Set some defaults programatically
displayPolicy(InstallmentCalculator.initialisePolicy());
}
