public ItemStockMustBeAvailableRule(IItemStockChecker itemStockChecker, int itemId,
int quantity)
{
_itemStockChecker = itemStockChecker;
_itemId = itemId;
_quantity = quantity;
}
public void AddItem(int itemId, int quantity, IItemStockChecker itemStockChecker)
{
if (quantity <= 0)
{
throw new BasketInvalidItemQuantityException("Sepete eklemek istediğiniz ürün miktarını seçmelisiniz.");
}
CheckRule(new ItemStockMustBeAvailableRule(itemStockChecker, itemId, quantity));
if (AlreadyInBasketWithSameQuantity(itemId, quantity))
{
return;
}
if (AlreadyInBasketButDifferentQuantity(itemId, quantity))
{
ChangeItemQuantity(itemId, quantity, itemStockChecker);
return;
}
var item = BasketItem.Create(itemId, quantity);
Items.Add(item);
AddEvent(new BasketItemAddedEvent(CustomerId, itemId, quantity));
}
public void ChangeItemQuantity(int itemId, int quantity, IItemStockChecker itemStockChecker)
{
var item = Items.FirstOrDefault(x => x.ProductId == itemId);
if (item == null)
{
throw new BasketItemNotFoundException("Ürün sepetinizde mevcut değil.");
}
if (quantity <= 0)
{
RemoveItem(itemId);
return;
}
CheckRule(new ItemStockMustBeAvailableRule(itemStockChecker, itemId, quantity));
var oldQuantity = item.Quantity;
item.ChangeQuantity(quantity);
AddEvent(new BasketItemQuantityChangedEvent(CustomerId, itemId, oldQuantity, quantity));
}
public AddItemToBasketCommandHandler(IRepository <Basket> basketRepository, IItemStockChecker itemStockChecker)
{
_basketRepository = basketRepository;
_itemStockChecker = itemStockChecker;
}
public ChangeQuantityOfBasketItemCommandHandler(IRepository <Basket> basketRepository,
IItemStockChecker itemStockChecker)
{
_basketRepository = basketRepository;
_itemStockChecker = itemStockChecker;
}
