public decimal countprice(CartList cl)
{
List <Cart> cart = cl.getCl();
decimal totalprice = 0;
for (int i = 0; i < cart.Count; i++)
{
Cart c = cart[i];
decimal p = 0;
p = c.b.Price;
totalprice = totalprice + p;
}
return(totalprice);
}
protected void btnCheckOut_Click(object sender, EventArgs e)
{
//For Luke
//if (Session["username"] == null)
//{
// Response.Redirect("Login.aspx");
//}
CartList cart = (CartList)Session["cart"];
cc.minusStock(cart);
Session["cart"] = null;
Response.Write("<script>alert('Update Successful!');window.location.href ='Homepage.aspx'</script>");
}
public CartList addItem(CartList cl, int id, string t, decimal p)
{
Book b = new Book();
b.BookID = id;
b.Title = t;
b.Price = p;
int q = 1;
Cart c = new Cart(b, q);
cl.add(c);
CartList Cl = cl;
return(Cl);
}
public void minusStock(CartList cl)
{
BookshopEntities bookshop = new BookshopEntities();
List <Cart> cart = cl.getCl();
for (int i = 0; i < cart.Count; i++)
{
Cart c = cart[i];
Book b = bookshop.Books.Find(c.b.BookID);
int bookstock = 1;
bookstock = b.Stock - 1;
b.Stock = bookstock;
bookshop.SaveChanges();
}
}
protected void Page_Load(object sender, EventArgs e)
{
if (Session["cart"] != null)
{
CartList cart = (CartList)Session["cart"];
this.GridViewCart.DataSource = cart.getCl();
this.GridViewCart.DataBind();
decimal totalprice = cc.countprice(cart);
txtTotalPrice.Text = totalprice.ToString();
}
else
{
CartList cart = new CartList();
this.GridViewCart.DataSource = cart.getCl();
this.GridViewCart.DataBind();
decimal totalprice = cc.countprice(cart);
txtTotalPrice.Text = totalprice.ToString();
Response.Write("<script>alert('Empty!')</script>");
}
}
protected void btnAddToCart_Click(object sender, EventArgs e)
{
shopController sc = new shopController();
string title = (string)Session["booktitle"];
Book b = sc.loadBook(title);
//For Luke's login part
//if (Session["username"] == null)
//{
// Response.Redirect("Login.aspx");
//}
if (Session["cart"] != null)
{
CartList cl = (CartList)Session["cart"];
int id = b.BookID;
decimal price = 0;
price = b.Price;
cartController cc = new cartController();
cl = cc.addItem(cl, id, title, price);
Session["cart"] = cl;
}
else
{
CartList cl = new CartList();
int id = b.BookID;
decimal price = 0;
price = b.Price;
cartController cc = new cartController();
cl = cc.addItem(cl, id, title, price);
Session["cart"] = cl;
}
Response.Redirect("ViewCart.aspx");
}
