企业人力资源管理助手新年促销

class PromotionManager:
    def __init__(self, discount_rate, bundle_items, gift_items, points_reward):
        self.discount_rate = discount_rate
        self.bundle_items = bundle_items
        self.gift_items = gift_items
        self.points_reward = points_reward

    def apply_discount(self, price):
        return price * (1 - self.discount_rate)

    def bundle_sale(self, items):
        total_price = sum(item.price for item in items)
        return total_price * (1 - self.discount_rate)

    def give_gift(self, purchase_amount):
        if purchase_amount >= 1000:
            return self.gift_items[0]
        return None

    def earn_points(self, purchase_amount):
        return purchase_amount * self.points_reward

# 示例使用
promotion_manager = PromotionManager(discount_rate=0.1, bundle_items=[Item('A', 100), Item('B', 200)], gift_items=[Item('C', 50)], points_reward=0.01)
discounted_price = promotion_manager.apply_discount(1000)
bundle_total = promotion_manager.bundle_sale([Item('A', 100), Item('B', 200)])
gift = promotion_manager.give_gift(1500)
points = promotion_manager.earn_points(1500)

print(f"Discounted Price: {discounted_price}")
print(f"Bundle Total: {bundle_total}")
print(f"Gift: {gift.name if gift else 'None'}")
print(f"Points Earned: {points}")