def set_product_promotion(product: Product, promotion: PromotionEventTemplate):
"""
校验营销活动，并给商品添加营销活动信息
:param product:
:param promotion:
:return:
"""
if not promotion:
return
if isinstance(promotion, GrouponEvent):
if (hasattr(promotion, "success_limit")
and int(promotion.success_limit) != 0
and int(promotion.success_limit) <= int(
promotion.succeeded_count)):
return
product.groupon = promotion
else:
raise ValueError("Unknown promotion type")
