protected void UpdateQty_Btn_Click(object sender, EventArgs e)
{
int rowCount = GridView1.Rows.Count;
string productID;
int newQty;
bool success = true;
GridViewRow gridRow;
TextBox qtyTextBox;
for (int i = 0; i < rowCount; i++)
{
gridRow = GridView1.Rows[i]; // current row of the grid view
productID = GridView1.DataKeys[i].Value.ToString(); // current data key from the grid view (0th row)
qtyTextBox = (TextBox)gridRow.FindControl("editQty");
if (Int32.TryParse(qtyTextBox.Text, out newQty))
{
success = success && ShoppingCartAccess.UpdateItem(productID, newQty);
}
else
{
success = false;
}
}
cartUpdateStatusLabel.Text = success ? "The cart was successfully updated!!" : "Some quantity updates failed!! Please check your cart!!";
PopulateControls();
}
protected void addToCart_Btn_Click(object sender, EventArgs e)
{
string prodID = Request.QueryString["ProductID"];
string cartID;
// if the user has a cart already, fetch their cartid from their machine(cookies)
if (Request.Cookies["SportsStore_CartID"] != null)
{
cartID = Request.Cookies["SportsStore_CartID"].Value;
}
// if they dont have a cart already, generate a unique cartID for them and write on their machine
else
{
cartID = Guid.NewGuid().ToString();
HttpCookie cookie = new HttpCookie("SportsStore_CartID", cartID);
TimeSpan timeSpan = new TimeSpan(10, 0, 0, 0);
DateTime expirationDate = DateTime.Now.Add(timeSpan);
cookie.Expires = expirationDate;
Response.Cookies.Add(cookie);
}
ShoppingCartAccess.AddToCart(prodID, cartID);
}
public void PopulateControls()
{
DataTable dt = ShoppingCartAccess.GetCartItems();
if (dt.Rows.Count > 0)
{
Label1.Text = "These are the items in your cart: ";
GridView1.DataSource = dt;
GridView1.DataBind();
decimal amount = ShoppingCartAccess.GetCartTotal();
cartTotalLabel.Text = String.Format("{0:c}", amount);
UpdateQty_Btn.Enabled = true;
}
else
{
Label1.Text = "there are no items in your cart!!";
GridView1.Visible = false;
cartTotalLabel.Text = "0";
UpdateQty_Btn.Enabled = false;
}
}