public DecProductQuantityService(IProductDetailCommandFactory commandFactory, IShoppingRepository shoppingRepository, IShoppingQueryRepositorySpecificationFactory shoppingRepositorySpecFactory, IShoppingItemRepository shoppingItemRepository, IShoppingItemByIdRepositorySpecificationFactory shoppingItemRepositorySpecFactory)
{
this.commandFactory = commandFactory;
this.shoppingRepository = shoppingRepository;
this.shoppingRepositorySpecFactory = shoppingRepositorySpecFactory;
this.shoppingItemRepository = shoppingItemRepository;
this.shoppingItemRepositorySpecFactory = shoppingItemRepositorySpecFactory;
}
public void DecQuantity(IShoppingRepository shoppingQueryRepository, IShoppingQueryRepositorySpecificationFactory shoppingQueryRepositorySpecificationFactory, IShoppingItemRepository shoppingItemRepository, IShoppingItemByIdRepositorySpecificationFactory shoppingItemByIdRepositorySpecificationFactory, Action <IProductAggregation> success, Action <Exception> error)
{
--Quantity;
if (Quantity < 0)
{
Quantity = 0;
Discount = 0;
}
else
{
UpdateDiscount();
}
Persist(shoppingQueryRepository, shoppingQueryRepositorySpecificationFactory, shoppingItemRepository, shoppingItemByIdRepositorySpecificationFactory, success, error);
}
public void IncQuantity(IShoppingRepository shoppingQueryRepository, IShoppingQueryRepositorySpecificationFactory shoppingQueryRepositorySpecificationFactory, IShoppingItemRepository shoppingItemRepository, IShoppingItemByIdRepositorySpecificationFactory shoppingItemByIdRepositorySpecificationFactory, Action <IProductAggregation> success, Action <Exception> error)
{
++Quantity;
UpdateDiscount();
Persist(shoppingQueryRepository, shoppingQueryRepositorySpecificationFactory, shoppingItemRepository, shoppingItemByIdRepositorySpecificationFactory, success, error);
}
/// <summary>
///
/// </summary>
/// <param name="shoppingQueryRepository"></param>
/// <param name="shoppingQueryRepositorySpecificationFactory"></param>
/// <param name="shoppingItemRepository"></param>
/// <param name="shoppingItemByIdRepositorySpecificationFactory"></param>
/// <param name="success"></param>
/// <param name="error"></param>
private void Persist(IShoppingRepository shoppingQueryRepository, IShoppingQueryRepositorySpecificationFactory shoppingQueryRepositorySpecificationFactory, IShoppingItemRepository shoppingItemRepository, IShoppingItemByIdRepositorySpecificationFactory shoppingItemByIdRepositorySpecificationFactory, Action <IProductAggregation> success, Action <Exception> error)
{
shoppingQueryRepository.Find(shoppingQueryRepositorySpecificationFactory.NewActiveShoppingSpec(), shoppings =>
{
if (shoppings.Count == 0 || shoppings[0].IsFinished)
{
error.Invoke(new NoActiveShoppingException());
return;
}
var shopping = shoppings[0];
shoppingItemRepository.GetById(shoppingItemByIdRepositorySpecificationFactory.NewQuerySpec(shopping, Id), shoppingItem =>
{
if (shoppingItem == ShoppingItemEntity.Empty)
{
shoppingItemRepository.Insert(new ShoppingItemEntity(shopping, this), id => {
success.Invoke(this);
}, err => {
error(err);
});
}
else
{
shoppingItemRepository.Update(new ShoppingItemEntity(shopping, this), shoppingItemByIdRepositorySpecificationFactory.NewUpdateSpec(shopping, Id), id =>
{
success.Invoke(this);
}, err =>
{
error(err);
});
}
}, err =>
{
error(err);
});
}, err =>
{
error(err);
});
}
