public PurchaseService(IProductRepository productRepository,
IPointsPromotionRepository pointsPromotionRepository,
IDiscountPromotionRepository discountPromotionRepository,
IDiscountPromotionProductRepository discountPromotionProductRepository)
{
ProductRepository = productRepository;
PointsPromotionRepository = pointsPromotionRepository;
DiscountPromotionRepository = discountPromotionRepository;
DiscountPromotionProductRepository = discountPromotionProductRepository;
// Again, in the real-world, structured logging should be used throughout the code base, e.g. inject ILogger<PurchaseService> here.
}
public RewardsService(IDiscountRepository discountRepository, IPointsPromotionRepository pointsPromotionRepository)
{
//Promotions repository and Discount reository are clubbed together as the reward points should be calculated on net dollar spent.
_discountRepository = discountRepository ?? throw new ArgumentNullException(nameof(discountRepository));
_pointsPromotionRepository = pointsPromotionRepository ?? throw new ArgumentNullException(nameof(pointsPromotionRepository));
}
