using System;

using System.Collections.Generic;

using System.Linq;

using System.Web;

using System.Web.UI;

using System.Web.UI.WebControls;

using System.Collections;

using System.Globalization;

using System.Data;

using Utilities;

using PizzaLibrary;

namespace PaymentProcessor

{

public partial class PizzaOrder : System.Web.UI.Page

{

ArrayList PizzaOrderList = new ArrayList();

DBConnect objDB = new DBConnect();

DataSet myDS;

protected void Page_Load(object sender, EventArgs e)

{

if (!IsPostBack)

{

myDS = objDB.GetDataSet("SELECT * FROM Pizza");

gvPizzas.DataSource = myDS;

gvPizzas.DataBind();

}

}

protected void btnOrder_Click(object sender, EventArgs e)

{

String strOrderConfirmation = "";

Pizza objPizza;

PizzaFunctions objPizzaFunctions = new PizzaFunctions(objDB);

for (int currentRow = 0; currentRow < gvPizzas.Rows.Count; currentRow++)

{

CheckBox CBox;

DropDownList DDLBox;

TextBox TBOX;

CBox = (CheckBox)gvPizzas.Rows[currentRow].FindControl("chkSelect");

if (CBox.Checked == true)

{

DDLBox = (DropDownList)gvPizzas.Rows[currentRow].FindControl("ddlSize");

TBOX = (TextBox)gvPizzas.Rows[currentRow].FindControl("txtQuantity");

objPizza = new Pizza();

objPizza.PizzaType = gvPizzas.Rows[currentRow].Cells[1].Text;

objPizza.Size = DDLBox.SelectedValue;

int quantity;

if (int.TryParse(TBOX.Text, out quantity) != true)

{

PizzaOrderList.Clear();

strOrderConfirmation = "You must enter a valid quantity for each selected pizza.";

lblDisplay.Text = strOrderConfirmation;

return;

}

objPizza.Quantity = quantity;

objPizza.Price = objPizzaFunctions.ComputePrice(objPizza.PizzaType, objPizza.Size);

objPizza.TotalCost = objPizza.Price * objPizza.Quantity;

objPizzaFunctions.UpdateTotalSales(objPizza.PizzaType, objPizza.TotalCost);

PizzaOrderList.Add(objPizza);

}

}

if (PizzaOrderList.Count == 0)

{

lblDisplay.Text = "You must select at least 1 pizza before placing your order!";

return;

}

strOrderConfirmation = "Thanks for ordering from Pascucci's Pizza Palace. Here is a summary of your order: <br />";

strOrderConfirmation += "Name: " + txtName.Text + "<br />";

strOrderConfirmation += "Address: " + txtAddress.Text + "<br />";

strOrderConfirmation += "Phone: " + txtPhone.Text + "<br />";

strOrderConfirmation += "Method: " + rblOrderMethod.SelectedValue + "<br />";

lblDisplay.Text = strOrderConfirmation;

gvOrder.DataSource = PizzaOrderList;

gvOrder.DataBind();

Decimal total = 0;

int totalQty = 0;

for (int i = 0; i < gvOrder.Rows.Count; i++)

{

totalQty = totalQty + int.Parse(gvOrder.Rows[i].Cells[2].Text);

total = total + Decimal.Parse(gvOrder.Rows[i].Cells[4].Text, NumberStyles.Currency);

}

gvOrder.Columns[0].FooterText = "Totals:";

gvOrder.Columns[2].FooterText = totalQty.ToString("#,###.##");

gvOrder.Columns[4].FooterText = total.ToString("C2");

gvOrder.DataBind();

// Store order information in the Session object for the payment processing page

Session["OrderTotal"] = total;

Session["Name"] = txtName.Text;

Session["Address"] = txtAddress.Text;

Session["Phone"] = txtPhone.Text;

Session["Method"] = rblOrderMethod.SelectedValue;

gvPizzas.Visible = false;

btnOrder.Visible = false;

gvOrder.Visible = true;

btnPay.Visible = true;

}

protected void btnPay_Click(object sender, EventArgs e)

{

Response.Redirect("PaymentDemo.aspx");

}

}

}