protected override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
if (DataContext != null) return;
var id = NavigationContext.QueryString["id"];
_cart = App.Locator.Main.GetCart(new Guid(id));
DataContext = _cart;
App.Locator.Main.SelectedItem = _cart.Items.FirstOrDefault();
}
public void GetCarts(Action<IEnumerable<Cart>, Exception> callback)
{
var carts = new List<Cart>();
var randomizer = new Random();
var storeEnumCount = Enum.GetNames(typeof(Store)).Length;
var discountTypeEnumCount = Enum.GetNames(typeof(DiscountType)).Length;
for (int i = 0; i < 10; i++)
{
var cart = new Cart();
cart.Name = "Cart " + (i + 1);
cart.Store = (Store)randomizer.Next(storeEnumCount);
for (int j = 0; j < 10; j++)
{
var item = new CartItem(cart);
item.Name = "Cart Item " + (j + 1);
item.Price = j * 10;
item.Quantity = j;
item.Taxable = i % 2 == 0;
item.ExpirationDate = DateTime.Now;
for (int k = 0; k < 3; k++)
{
var discount = new CartItemDiscount(item);
discount.Name = "Discount " + (i + 1);
discount.Discount = k * .75;
discount.Type = (DiscountType)randomizer.Next(discountTypeEnumCount);
discount.ExpirationDate = DateTime.Now;
item.Discounts.Add(discount);
}
cart.Items.Add(item);
}
carts.Add(cart);
}
callback(carts, null);
}
/// <summary>
/// Gets the navigation URI for this view.
/// </summary>
/// <param name="cart">The cart.</param>
/// <returns></returns>
public static Uri GetNavigationUri(Cart cart)
{
return new Uri(CartDetailView.NavigateToMeUri + cart.Id, UriKind.Relative);
}
/// <summary>
/// Initializes a new instance of the <see cref="CartItem" /> class.
/// </summary>
/// <param name="owningCart">The owning cart.</param>
public CartItem(Cart owningCart)
{
OwningCart = owningCart;
}