def is_container_scoped(discount, container_obj):
if discount.discount_scope == DiscountScope.ALL_ITEMS:
return True
if discount.collection_name != items.Container.coll_name():
return False
if container_obj._id != discount.obj_id and not items.is_parent_container(items.get_container(discount.obj_id),
container_obj):
return False
return True
def is_valid(coupon, order_obj):
"""
Checks if a coupon is valid on an order
"""
user_obj = users.get(order_obj.user_id)
user_groups = user_obj.groups
utc_now = datetime.datetime.utcnow()
order_price = orders.total_price(order_obj)
if coupon.user_scope == CouponUserScope.GROUP:
if coupon.user_group not in user_groups:
return False
if coupon.user_scope == CouponUserScope.SPECIFIC:
if coupon.user_id != user_obj._id:
return False
if coupon.valid_times <= 0:
return False
if coupon.coupon_lifetime_type == CouponLifetime.LIMITED:
if utc_now > coupon.expire_utc_datetime:
return False
if utc_now < coupon.begins_utc_datetime:
return False
if coupon.order_minimum_spending < order_price:
return False
all_items = order_obj.items # {obj_id: None, coll_name: None, quantity:None}
flag = False
for i in all_items:
i["obj"] = items.get(i["obj_id"])
i["container"] = items.item_container(i["obj"])
if coupon.coupon_scope == CouponScope.CONTAINER_WIDE:
container_obj = items.get_container(coupon.obj_id)
if items.is_parent_container(container_obj, i["container"]) or i["container"]._id == coupon.obj_id:
flag = True
break
if coupon.coupon_scope == CouponScope.ITEM_ONLY:
if i["obj_id"] == coupon.obj_id:
flag = True
break
if not flag:
return False
return True