public InventoryHandler(ISqLiteDataAccess dataAccess, IProductCategoryValidator productCategoryValidator, IProductValidator productValidator, IUserInterface userInterface)
{
_dataAccess = dataAccess;
_productCategoryValidator = productCategoryValidator;
_productValidator = productValidator;
_userInterface = userInterface;
}
public ProductCategoryService(IProductCategoryRepository productCategoryRepository, IProductRepository productRepository, IProductCategoryValidator productCategoryValidator)
{
_productCategoryRepository = productCategoryRepository ?? throw new ArgumentNullException(nameof(productCategoryRepository));
_productRepository = productRepository ?? throw new ArgumentNullException(nameof(productRepository));
_productCategoryValidator = productCategoryValidator ?? throw new ArgumentNullException(nameof(productCategoryValidator));
}
