1 files changed, 88 insertions, 0 deletions
diff --git a/invoice_total2/InvoiceTotal/frmInvoiceTotal3.cs b/invoice_total2/InvoiceTotal/frmInvoiceTotal3.cs
new file mode 100644
index 0000000..42f2c1b
--- /dev/null
+++ b/invoice_total2/InvoiceTotal/frmInvoiceTotal3.cs
@@ -0,0 +1,88 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace InvoiceTotal
+{
+    public partial class frmInvoiceTotal3 : Form
+    {
+        public frmInvoiceTotal3()
+		{
+			InitializeComponent();
+		}
+
+		private void btnCalculate_Click(object sender, EventArgs e)
+		{
+			string customerType = txtCustomerType.Text.ToUpper();
+			decimal subtotal = Convert.ToDecimal(txtSubtotal.Text);
+			decimal discountPercent = .0m;
+
+			/* if (customerType == "R") {
+				if (subtotal >= 250 && subtotal < 500)
+					discountPercent = .25m;
+				else if (subtotal >= 500)
+					discountPercent = .3m;
+				else
+					discountPercent = .1m;
+			}
+			else if (customerType == "C")
+				discountPercent = .2m;
+			else if (customerType == "T")
+				if (subtotal >= 500)
+					discountPercent = .5m;
+				else
+					discountPercent = .4m;
+			else
+				discountPercent = .1m; */
+
+			switch (customerType) {
+				case "R":
+					if (subtotal >= 250 && subtotal < 500)
+						discountPercent = .25m;
+					else if (subtotal >= 500)
+						discountPercent = .3m;
+					else
+						discountPercent = .1m;
+					break;
+				case "C":
+					discountPercent = .2m;
+					break;
+				case "T":
+					if (subtotal >= 500)
+						discountPercent = .5m;
+					else
+						discountPercent = .4m;
+					break;
+				default:
+					discountPercent = .1m;
+					break;
+			}
+
+			decimal discountAmount = subtotal * discountPercent;
+			decimal invoiceTotal = subtotal - discountAmount;
+
+			txtDiscountPercent.Text = discountPercent.ToString("p1");
+			txtDiscountAmount.Text = discountAmount.ToString("c");
+			txtTotal.Text = invoiceTotal.ToString("c");
+
+			txtCustomerType.Focus();
+		}
+
+		private void btnExit_Click(object sender, EventArgs e)
+		{
+			this.Close();
+		}
+
+		private void frmInvoiceTotal3_Load(object sender, EventArgs e)
+		{
+			txtSubtotal.Text = "";
+		}
+
+	}
+}