public IList <Product> GetAllProductsFor(CustomerType customerType)
{
var discountStrategy = DiscountFactory.GetDiscountStrategyFor(customerType);
var products = _productRepository.FindAll();
products.Apply(discountStrategy);
return(products);
}
/// <summary>
/// 为全部产品赋予指定的折扣策略
/// </summary>
/// <param name="customerType"></param>
/// <returns></returns>
public IList <Product> GetAllProductsFor(CustomerType customerType)
{
//1 根据传入的值通过 工厂模式去创建对应的折扣策略
IDiscountStrategy discountStrategy = DiscountFactory.GetDiscountStrategyFor(customerType);
//2 获取产品仓库中的全部集合
IList <Product> products = _productRepository.FindAll();
//3 为产品仓库赋予折扣策略
products.Apply(discountStrategy);
return(products);
}