public ShoppingCart(ShoppingCartId id)
: this()
{
ApplyChange(new StartedShopping {
CartId = id
});
}
ShoppingCart()
{
Register <StartedShopping>(_ =>
{
_id = new ShoppingCartId(_.CartId);
_checkedOut = false;
_items = new Items();
});
Register <CheckedoutCart>(_ => _checkedOut = true);
Register <AddedItemToCart>(_ => _items.Add(new Item(new ItemId(_.ItemId), _.Count)));
Register <RemovedItemFromCart>(_ => _items.Remove(new ItemId(_.ItemId)));
Register <IncrementedItemCountInCart>(_ => _items.Get(new ItemId(_.ItemId)).Increment());
Register <DecrementedItemCountInCart>(_ => _items.Get(new ItemId(_.ItemId)).Decrement());
}