def discount_price(self, context, product, price_info):
shop = context.shop
basket = getattr(context, "basket", None)
potential_discounts = get_potential_discounts_for_product(
context,
product).values_list("discounted_price_value",
"discount_amount_value",
"discount_percentage", "coupon_code__code")
discounted_prices = []
for discounted_price_value, discount_amount_value, discount_percentage, coupon_code in potential_discounts:
if basket and coupon_code and not CouponCode.is_usable(
shop, coupon_code, customer=basket.customer):
# TODO: Revise! This will cause some queries. Are do we want those? Maybe some cache for this check?
# Maybe somewhere we should just remove coupon codes that is not usable from basket all together?
continue
if discounted_price_value: # Applies the new product price per item
discounted_prices.append(
min(
price_info.price,
max(
shop.create_price(discounted_price_value) *
price_info.quantity, shop.create_price(0))))
if discount_amount_value: # Discount amount value per item
discounted_prices.append(
max(
price_info.price -
shop.create_price(discount_amount_value) *
price_info.quantity, shop.create_price(0)))
if discount_percentage: # Discount percentage per item
discounted_prices.append(
max(
price_info.price -
price_info.price * discount_percentage,
shop.create_price(0)))
if discounted_prices:
minimum_price_values = list(
ShopProduct.objects.filter(product_id=product.pk,
shop=shop).values_list(
"minimum_price_value",
flat=True))
minimum_price_value = minimum_price_values[
0] if minimum_price_values else 0
price_info.price = max(
min(discounted_prices),
shop.create_price(minimum_price_value or 0)
or shop.create_price(0))
price_expiration = get_price_expiration(context, product)
if price_expiration and (not price_info.expires_on
or price_expiration < price_info.expires_on):
price_info.expires_on = price_expiration
return price_info
def discount_price(self, context, product, price_info):
shop = context.shop
basket = getattr(context, "basket", None)
potential_discounts = get_potential_discounts_for_product(context, product).values_list(
"discounted_price_value", "discount_amount_value", "discount_percentage", "coupon_code__code"
)
discounted_prices = []
for discounted_price_value, discount_amount_value, discount_percentage, coupon_code in potential_discounts:
if basket and coupon_code and not CouponCode.is_usable(shop, coupon_code, customer=basket.customer):
# TODO: Revise! This will cause some queries. Are do we want those? Maybe some cache for this check?
# Maybe somewhere we should just remove coupon codes that is not usable from basket all together?
continue
if discounted_price_value: # Applies the new product price per item
discounted_prices.append(
min(
price_info.price,
max(
shop.create_price(discounted_price_value) * price_info.quantity,
shop.create_price(0)
)
)
)
if discount_amount_value: # Discount amount value per item
discounted_prices.append(
max(
price_info.price - shop.create_price(discount_amount_value) * price_info.quantity,
shop.create_price(0)
)
)
if discount_percentage: # Discount percentage per item
discounted_prices.append(
max(
price_info.price - price_info.price * discount_percentage,
shop.create_price(0)
)
)
if discounted_prices:
product_id = (product if isinstance(product, six.integer_types) else product.pk)
minimum_price_values = list(ShopProduct.objects.filter(
product_id=product_id, shop=shop).values_list("minimum_price_value", flat=True))
minimum_price_value = minimum_price_values[0] if minimum_price_values else 0
price_info.price = max(
min(discounted_prices),
shop.create_price(minimum_price_value or 0) or shop.create_price(0)
)
price_expiration = get_price_expiration(context, product)
if price_expiration and (not price_info.expires_on or price_expiration < price_info.expires_on):
price_info.expires_on = price_expiration
return price_info
def discount_price(self, context, product, price_info):
shop = context.shop
potential_discounts = get_potential_discounts_for_product(
context, product).values_list(
"discounted_price_value",
"discount_amount_value",
"discount_percentage",
)
discounted_prices = []
for discounted_price_value, discount_amount_value, discount_percentage in potential_discounts:
if discounted_price_value: # Applies the new product price per item
discounted_prices.append(
min(
price_info.price,
max(
shop.create_price(discounted_price_value) *
price_info.quantity, shop.create_price(0)),
))
if discount_amount_value: # Discount amount value per item
discounted_prices.append(
max(
price_info.price -
shop.create_price(discount_amount_value) *
price_info.quantity,
shop.create_price(0),
))
if discount_percentage: # Discount percentage per item
discounted_prices.append(
max(
price_info.price -
price_info.price * discount_percentage,
shop.create_price(0)))
new_price_info = PriceInfo(
price=price_info.price,
base_price=price_info.base_price,
quantity=price_info.quantity,
expires_on=price_info.expires_on,
)
if discounted_prices:
product_id = product if isinstance(
product, six.integer_types) else product.pk
minimum_price_values = list(
ShopProduct.objects.filter(product_id=product_id,
shop=shop).values_list(
"minimum_price_value",
flat=True))
minimum_price_value = minimum_price_values[
0] if minimum_price_values else 0
new_price_info.price = max(
min(discounted_prices),
shop.create_price(minimum_price_value or 0)
or shop.create_price(0))
price_expiration = get_price_expiration(context, product)
if price_expiration and (not price_info.expires_on
or price_expiration < price_info.expires_on):
new_price_info.expires_on = price_expiration
return new_price_info