using System.Collections.Generic;
using System.Linq;
public class Products
{
public Products() { }
public int ProductId{get;set;}
public string ProductName{get;set;}
public string ProductDetails{get;set;}
public decimal UnitPrice {get;set;}
public int Quantity { get; set; }
public List<Products> getProducts()
{
List<Products> list = new List<Products>();
list.Add(new Products { ProductId = 1, ProductName = "Dell Laptop",ProductDetails="Processor Intel(R) Cort(TM) i5 CPU, Ram 4GB",UnitPrice=450000M,Quantity=5 });
list.Add(new Products { ProductId = 2, ProductName = "HP Laptop", ProductDetails = "Processor Intel(R) Cort(TM) i5 CPU, Ram 4GB", UnitPrice = 550000M ,Quantity=4});
list.Add(new Products { ProductId = 3, ProductName = "HCL Laptop", ProductDetails = "Processor Intel(R) Cort(TM) i5 CPU, Ram 4GB", UnitPrice = 350000M ,Quantity=20});
list.Add(new Products { ProductId = 4, ProductName = "Linovo Laptop", ProductDetails = "Processor Intel(R) Cort(TM) i5 CPU, Ram 2GB", UnitPrice = 250000M ,Quantity=30});
list.Add(new Products { ProductId = 5, ProductName = "Compac Laptop", ProductDetails = "Processor Intel(R) Cort(TM) i5 CPU, Ram 4GB", UnitPrice = 300000M ,Quantity=30});
list.Add(new Products { ProductId = 6, ProductName = "Dell Laptop", ProductDetails = "Processor Intel(R) Cort(TM) i5 CPU, Ram 4GB", UnitPrice = 450000M ,Quantity=10});
list.Add(new Products { ProductId = 7, ProductName = "HP Laptop", ProductDetails = "Processor Intel(R) Cort(TM) i5 CPU, Ram 4GB", UnitPrice = 550000M ,Quantity=30});
list.Add(new Products { ProductId = 8, ProductName = "HCL Laptop", ProductDetails = "Processor Intel(R) Cort(TM) i5 CPU, Ram 2GB", UnitPrice = 350000M ,Quantity=20});
list.Add(new Products { ProductId = 9, ProductName = "Linovo Laptop", ProductDetails = "Processor Intel(R) Cort(TM) i5 CPU, Ram 4GB", UnitPrice = 250000M ,Quantity=30});
list.Add(new Products { ProductId = 10, ProductName = "Compac Laptop", ProductDetails = "Processor Intel(R) Cort(TM) i5 CPU, Ram 4GB", UnitPrice = 300000M ,Quantity=60});
list.Add(new Products { ProductId = 11, ProductName = "Dell Laptop", ProductDetails = "Processor Intel(R) Cort(TM) i3 CPU, Ram 2GB", UnitPrice = 350000M ,Quantity=30});
list.Add(new Products { ProductId = 12, ProductName = "HP Laptop", ProductDetails = "Processor Intel(R) Cort(TM) i3 CPU, Ram 2GB", UnitPrice = 550000M ,Quantity=30});
list.Add(new Products { ProductId = 13, ProductName = "HCL Laptop", ProductDetails = "Processor Intel(R) Cort(TM) i3 CPU, Ram 2GB", UnitPrice = 340000M ,Quantity=20});
list.Add(new Products { ProductId = 14, ProductName = "Linovo Laptop", ProductDetails = "Processor Intel(R) Cort(TM) i3 CPU, Ram 2GB", UnitPrice = 350000M ,Quantity=30});
list.Add(new Products { ProductId = 15, ProductName = "Compac Laptop", ProductDetails = "Processor Intel(R) Cort(TM) i3 CPU, Ram 2GB", UnitPrice = 400000M ,Quantity=30});
list.Add(new Products { ProductId = 16, ProductName = "Dell Laptop", ProductDetails = "Processor Intel(RR) Cort(TM2) i7 CPU, Ram 8GB", UnitPrice = 650000M ,Quantity=30});
list.Add(new Products { ProductId = 17, ProductName = "HP Laptop", ProductDetails = "Processor Intel(RR) Cort(TM2) i7 CPU, Ram 8GB", UnitPrice = 750000M ,Quantity=1});
list.Add(new Products { ProductId = 18, ProductName = "HCL Laptop", ProductDetails = "Processor Intel(RR) Cort(TM2) i7 CPU, Ram 8GB", UnitPrice = 450000M ,Quantity=30});
list.Add(new Products { ProductId = 19, ProductName = "Linovo Laptop", ProductDetails = "Processor Intel(RR) Cort(TM2) i7 CPU, Ram 8GB", UnitPrice = 450000M ,Quantity=30});
list.Add(new Products { ProductId = 20, ProductName = "Compac Laptop", ProductDetails = "Processor Intel(RR) Cort(TM2) i7 CPU, Ram 8GB", UnitPrice = 370000M ,Quantity=5});
return list;
}
}
*******************************************************************************
using System.Linq;
using System.Collections.Generic;
public class ShoppingCard
{
public ShoppingCard() { }
public Dictionary<int, Products> items = new Dictionary<int, Products>();
public void addItems(int productId, int quentity)
{
Products productInStore =new Products();
Products productInCart = productInStore.getProducts().Where(q => q.ProductId == productId).SingleOrDefault();
if (items.ContainsKey(productInCart.ProductId))
{
if (items.TryGetValue(productInCart.ProductId, out productInCart))
{
productInCart.Quantity += quentity;
}
}
else
{
productInCart.Quantity = quentity;
items.Add(productInCart.ProductId, productInCart);
}
}
public void deleteItems(int pid)
{
items.Remove(pid);
}
}
********************************************************************************
/*Create a webpage named Default.aspx*/
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>Shopping Cart Demo</title>
<link href="StyleSheet.css" rel="stylesheet" type="text/css" />
</head>
<body>
<form id="form1" runat="server">
<div id="header">Shopping Cart Demo</div>
<div id="content">
<p><a href="CartItems.aspx" id="cartItems" runat="server" visible="false">View Cart Items</a></p>
<asp:Repeater ID="Repeater1" runat="server">
<HeaderTemplate>
<table>
<tr>
<th>Product Name</th>
<th>Product Details</th>
<th>Unit Price</th>
<th></th>
</tr>
</HeaderTemplate>
<ItemTemplate>
<tr>
<td><%# Eval("ProductName") %></td>
<td><%# Eval("ProductDetails")%></td>
<td><%# "Rs "+Eval("UnitPrice")+" /-"%></td>
<td><a href="CartItems.aspx?id=<%# Eval("ProductId") %>">Add to cart</a></td>
</tr>
</ItemTemplate>
<FooterTemplate>
</table>
</FooterTemplate>
</asp:Repeater>
</div>
<div id="footer"></div>
</form>
</body>
</html>
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
Products products = new Products();
Repeater1.DataSource = products.getProducts();
Repeater1.DataBind();
}
if (Session["cart"] != null)
{
cartItems.Visible = true;
}
}
}
********************************************************************************
/*Create a web page named CartItems.aspx*/
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="CartItems.aspx.cs" Inherits="Scripts_CartItems" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>My Cart Iems</title>
<link href="StyleSheet.css" rel="stylesheet" type="text/css" />
</head>
<body>
<form id="form1" runat="server">
<div id="header">Shopping Cart Demo</div>
<div id="content">
<p><a href="Default.aspx">Want to shop more ?</a></p>
<asp:Repeater ID="Repeater1" runat="server">
<HeaderTemplate>
<table>
<tr>
<th>Product Name</th>
<th>Product Details</th>
<th>Unit Price</th>
<th>Quantity</th>
<th colspan="2"></th>
</tr>
</HeaderTemplate>
<ItemTemplate>
<tr>
<td><%# Eval("ProductName") %></td>
<td><%# Eval("ProductDetails")%></td>
<td><%# "Rs "+Eval("UnitPrice")+" /-"%></td>
<td><label id="quantity"><%# Eval("Quantity")%></label></td>
<td><a href="CartItems.aspx?did=<%# Eval("ProductId") %>">Delete item</a></td>
</ItemTemplate>
<FooterTemplate>
</table>
</FooterTemplate>
</asp:Repeater>
</div>
<div id="footer"></div>
</form>
</body>
</html>
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
public partial class Scripts_CartItems : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (Request.QueryString["id"] != null)
{
int productId = Convert.ToInt16(Request.QueryString["id"]);
ShoppingCard shoppingCart = (ShoppingCard)Session["cart"];
if (shoppingCart == null)
shoppingCart = new ShoppingCard();
shoppingCart.addItems(productId, 1);
Session["cart"] = shoppingCart;
}
BindCartItems();
DeleteCartItems();
}
private void BindCartItems()
{
if (Session["cart"] != null)
{
List<Products> cartItems = new List<Products>();
ShoppingCard shoppingCart = (ShoppingCard)Session["cart"];
foreach (Products data in shoppingCart.items.Values)
{
cartItems.Add(data);
}
if (cartItems.Count != 0)
{
Repeater1.DataSource = cartItems.OrderBy(q=>q.ProductId);
Repeater1.DataBind();
}
else
{
Response.Redirect("~/Default.aspx");
}
}
else
{
Response.Redirect("~/Default.aspx");
}
}
private void DeleteCartItems()
{
if (Request.QueryString["did"] != null)
{
int productId = Convert.ToInt16(Request.QueryString["did"]);
ShoppingCard shoppingCart = (ShoppingCard)Session["cart"];
shoppingCart.deleteItems(productId);
BindCartItems();
}
}
}
*******************************************************************************
/*Create style sheet named StyleSheet.css*/
body
{
border:1px solid #005c99;
}
#header
{
background:#0091f3;
height:50px;
color:#fff;
font-size:28px;
padding:10px;
}
#content
{
padding:20px 0 20px 0;
}
#content table
{
margin:0px auto;
width:70%;
border:1px solid #005c99;
}
#content table th
{
background:#49a9dc;
color:#fff;
}
#content table td
{
border:1px solid #005c99;
text-align:center;
}
#footer
{
background:#0091f3;
height:30px;
}
a
{
color:#9a0808;
font-weight:bold;
text-decoration:none;
}
a:hover
{
color:#005c99;
font-weight:bold;
text-decoration:underline;
}
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