protected void btnAddToCart_Click(object sender, EventArgs e)
{
if (drpBookSelection.SelectedValue != "-1" && Session["shoppingcart"] != null)
{
// Retrieve selected book from the session
Book selectedBook = (Book)Session["book"];
// get user entered quqntity
int quantity = int.Parse(txtQuantity.Text);
// Create a book order with selected book and quantity
BookOrder order = new BookOrder(selectedBook, quantity);
//Retrieve to cart from the session
ShoppingCart cart = (ShoppingCart)Session["shoppingcart"];
// Add book order to the shopping cart
cart.AddBookOrder(order);
// Remove the selected item from the dropdown list
drpBookSelection.Items.Remove(new ListItem(selectedBook.Title, selectedBook.Id));
// Set the dropdown list's selected value as "-1"
drpBookSelection.SelectedValue = "-1";
//Set the description to show title and quantity of the book user added to the shopping cart
lblDescription.Text = quantity + " copy of " + selectedBook.Title + " is added to the shopping cart";
//Update the number of items in shopping cart displayed next to the link to ShoppingCartView.aspx
lblNumItems.Text = cart.NumOfItems.ToString() + " items";
}
}
protected void btnAddToCart_Click(object sender, EventArgs e)
{
if (drpBookSelection.SelectedValue != "-1" && Session["shoppingcart"] != null)
{
//todo: Retrieve selected book from the session - OK
Book selectedBook = (Book)Session["selectedBooksSession"];
String bookTitle = selectedBook.Title; //creating book title string
//todo: get user entered quqntity - OK
int bookQuantity = int.Parse(txtQuantity.Text);
//todo: Create a book order with selected book and quantity - OK
BookOrder newOrder = new BookOrder(selectedBook, bookQuantity);
//todo: Retrieve to cart from the session - OK
ShoppingCart newCart = new ShoppingCart();
if (Session["shoppingcart"] != null)
{
newCart = (ShoppingCart)Session["shoppingcart"];
}
//todo: Add book order to the shopping cart - OK
newCart.AddBookOrder(newOrder);
Session["shoppingcart"] = newCart;
//todo: Remove the selected item from the dropdown list - OK
drpBookSelection.Items.Remove(drpBookSelection.SelectedItem);
//todo: Set the description to show title and quantity of the book user added to the shopping cart - OK
lblDescription.Text = "";
lblPrice.Text = "";
lblDescription.Text = txtQuantity.Text + " copy(s) of " + bookTitle + " was added to the shopping cart.";
txtQuantity.Text = "";
//todo: Set the dropdown list's selected value as "-1" - OK
drpBookSelection.SelectedIndex = -1;
//todo: Update the number of items in shopping cart displayed next to the link to ShoppingCartView.aspx - OK
if (newCart.NumOfItems == 0)
{
lblNumItems.Text = "empty";
}
else if (newCart.NumOfItems == 1)
{
lblNumItems.Text = "1 item";
}
else
{
lblNumItems.Text = newCart.NumOfItems.ToString() + " items";
}
}
}
protected void btnAddToCart_Click(object sender, EventArgs e)
{
Page.Validate();
if (quantityValidator.IsValid)
{
quantityValidator.CssClass = "hide";
}
if (Page.IsValid && drpBookSelection.SelectedValue != "-1" && Session["shoppingcart"] != null)
{
//todo: Retrieve selected book from the session
Book selectedBook = (Book)Session["currentBook"];
//todo: get user entered quqntity
string str = txtQuantity.Text.ToString().Trim();
int qnt = 0;
try
{
qnt = Convert.ToInt32(str);
}
catch (Exception exc)
{
return;
}
if (qnt > 0)
{
//todo: Create a book order with selected book and quantity
BookOrder order = new BookOrder(selectedBook, qnt);
//todo: Retrieve to cart from the session
ShoppingCart shoppingCart = (ShoppingCart)Session["shoppingcart"];
//todo: Add book order to the shopping cart
shoppingCart.AddBookOrder(order);
Session["shoppingcart"] = shoppingCart;
//todo: Remove the selected item from the dropdown list
Response.Redirect("BookStore.aspx");
}
//todo: Set the dropdown list's selected value as "-1"
//todo: Set the description to show title and quantity of the book user added to the shopping cart
//todo: Update the number of items in shopping cart displayed next to the link to ShoppingCartView.aspx
}
}
protected void btnAddToCart_Click(object sender, EventArgs e)
{
if (Page.IsValid)
{
if (drpBookSelection.SelectedValue != "-1" && Session["selectedbook"] != null)
{
//todo: Retrieve selected book from the session
Book selectedBook = Session["selectedbook"] as Book;
//todo: get user entered quqntity
int quantity = int.Parse(txtQuantity.Text);
//todo: Create a book order with selected book and quantity
BookOrder order = new BookOrder(selectedBook, quantity);
//todo: Retrieve to cart from the session
ShoppingCart shoppingcart = Session["shoppingcart"] as ShoppingCart;
//todo: Add book order to the shopping cart
shoppingcart.AddBookOrder(order);
//todo: Remove the selected item from the dropdown list
drpBookSelection.Items.Remove(drpBookSelection.SelectedItem);
//todo: Set the dropdown list's selected value as "-1"
drpBookSelection.SelectedIndex = 0;
//todo: Set the description to show title and quantity of the book user added to the shopping cart
lblDescription.Text = quantity.ToString() + (quantity == 1 ? " copy " : " copies ") + " of " + selectedBook.Title + " is ordered";
//todo: Update the number of items in shopping cart displayed next to the link to ShoppingCartView.aspx
if (shoppingcart.NumOfItems == 0)
{
lblNumItems.Text = "empty";
}
else if (shoppingcart.NumOfItems == 1)
{
lblNumItems.Text = "1 item";
}
else
{
lblNumItems.Text = shoppingcart.NumOfItems.ToString() + " items";
}
}
}
}
protected void btnAddToCart_Click(object sender, EventArgs e)
{
Validate();
if (Page.IsValid)
{
Book book = BookCatalogDataAccess.GetABookById(BookList.SelectedValue);
int quantity = Int16.Parse(txtQauntity.Text);
BookOrder order = new BookOrder(book, quantity);
cart.AddBookOrder(order);
BookList.Items.RemoveAt(BookList.SelectedIndex);
string amount = quantity > 1 ? "copies" : "copy";
lblDescription.Text = quantity + " " + amount + " of " + book.Title + " have been added to your cart";
btnViewCart.Text = "View Cart (" + cart.NumOfItems + " items)";
BookList.ClearSelection();
txtQauntity.Text = "";
}
}
protected void btnAddToCart_Click(object sender, EventArgs e)
{
if (drpBookSelection.SelectedValue != "-1" && Session["shoppingcart"] != null)
{
string bookId = drpBookSelection.SelectedItem.Value;
Book selectedBook = BookCatalogDataAccess.GetBookById(bookId);
//todo: Retrieve selected book from the session
//Book book = Session["book"] as Book;
//todo: get user entered quqntity
int quantity = int.Parse(txtQuantity.Text);
//todo: Create a book order with selected book and quantity
BookOrder order = new BookOrder(selectedBook, quantity);
//todo: Retrieve to cart from the session
ShoppingCart cart = Session["shoppingcart"] as ShoppingCart;
//todo: Add book order to the shopping cart
cart.AddBookOrder(order);
//todo: Remove the selected item from the dropdown list
drpBookSelection.Items.Remove(drpBookSelection.SelectedItem);
//todo: Set the dropdown list's selected value as "-1"
//drpBookSelection.SelectedValue = "-1";
//todo: Set the description to show title and quantity of the book user added to the shopping cart
lblDescription.Text = quantity.ToString() + " copy(s) of " + selectedBook.Title + " is added to the shopping cart";
//todo: Update the number of items in shopping cart displayed next to the link to ShoppingCartView.aspx
if (cart.NumOfItems == 0)
{
lblNumItems.Text = "empty";
}
else if (cart.NumOfItems == 1)
{
lblNumItems.Text = "1 item";
}
else
{
lblNumItems.Text = cart.NumOfItems.ToString() + " items";
}
}
}
