protected void gvCart_RowDeleting(object sender, GridViewDeleteEventArgs e)
{
/* Get the cart */
/*ArrayList cart = (ArrayList)Session["Crat"];*/
eStore.cart myCart = new eStore.cart();
// get the current item to use it later
eStore.cartItem currentItem = myCart.GetCartItem(e.RowIndex);
/* make sure the cart exists in memory */
//if (cart == null)
// cart = new ArrayList();
/* check that the current index is available to be removed */
//if (cart[e.RowIndex] != null)
// cart.RemoveAt(e.RowIndex);
myCart.Remove(e.RowIndex);
/* refresh the gridview so that it shows the changes */
//gvCart.DataSource = myCart.cartItems;
//gvCart.DataBind();
myCart.BindToGrid(ref gvCart);
/* save the cart */
//Session["Crat"] = cart;
myCart.Save();
/* indicate success */
lblOutput.Text = String.Format("The item {0} has been removed.", currentItem.product.name);
}
protected void gvCart_RowDataBound(object sender, GridViewRowEventArgs e)
{
/* Only process when we are working with a datarow.
* This will make he header row ignored */
if (e.Row.RowType == DataControlRowType.DataRow)
{
// get the data for this row and cast it to a product
eStore.cartItem ci = (eStore.cartItem)e.Row.DataItem;
// format the currency
e.Row.Cells[2].Text = string.Format("{0:C}", ci.product.amount);
e.Row.Cells[3].Text = string.Format("{0:C}", ci.total);
}
else if (e.Row.RowType == DataControlRowType.Footer)
{
eStore.cart cart = new eStore.cart();
Label lblSubTotal = (Label)e.Row.FindControl("lblSubTotal");
Label lblTaxl = (Label)e.Row.FindControl("lblTax");
Label lblTotal = (Label)e.Row.FindControl("lblTotal");
lblSubTotal.Text = string.Format("{0:C}", cart.subTotal);
lblTaxl.Text = string.Format("{0:C}", cart.tax);
lblTotal.Text = string.Format("{0:C}", cart.total);
}
}
protected void btnCheckout_Click(object sender, EventArgs e)
{
if (Page.IsValid)
{
XmlDocument orders = new XmlDocument();
orders.Load(Server.MapPath("~/data/orders.xml"));
/* create a new order node */
XmlNode order = orders.CreateNode(XmlNodeType.Element, "order", "");
/* build the order content */
order.InnerXml += string.Format("<orderSubmitted>{0}</orderSubmitted>", DateTime.Now);
order.InnerXml += string.Format("<name>{0}</name>", txtName.Text);
order.InnerXml += string.Format("<address>{0}</address>", txtAddress.Text);
order.InnerXml += string.Format("<email>{0}</email>", txtEmail.Text);
/* add the cart to the xml */
eStore.cart cart = new eStore.cart();
order.InnerXml += cart.xml;
/* add the order to our xml document */
orders.DocumentElement.AppendChild(order);
/* save the document */
orders.Save(Server.MapPath("~/data/orders.xml"));
/* indicate we have the order */
lblOutput.Text = "Thank you for your order.";
/* clear the form */
}
}
protected void btnBuyNow_Click(object sender, EventArgs e)
{
// find the number of items in the cart
eStore.cart cart = new eStore.cart();
if (cart.itemCount > 0)
{
/* there are items, show the checkout */
pnlCheckout.Visible = true;
Page.Validate();
}
else /* no items, checkout not available */
{
lblOutput.Text = "There are no items in your cart.";
}
}
protected void Page_Load(object sender, EventArgs e)
{
/* Step 1 - Get the cart */
// ArrayList cart = (ArrayList)Session["Cart"];
eStore.cart myCart = new eStore.cart();
/* Step 2 - make sure it is actually a cart */
/* handled by the cart constructor
* if (cart == null)
* cart = new ArrayList();
* */
/* Step 3 - tell out cart display object (aka gvCart) what items are in our cart */
//gvCart.DataSource = myCart.cartItems;
/* Step 4 - bind the items to the cart (aka make them display) */
//gvCart.DataBind();
myCart.BindToGrid(ref gvCart);
}
