Subversion Repositories SmartDukaan

'''

Created on 06-Sept-2011

@author: Varun Gupta

Max Uses: 1000

A user can use the coupon only 2 times.

Samsung Galaxy S II i9100    Rs.1000 off

Spice Blueberry Mini QT-58    20% off

Spice Blueberry Exp QT-61    20% off

Nokia (All models, other than C2-03, from Rs.2000 to Rs.5000)  Rs.200 off

Nokia (All models above Rs.5000)    Rs.500 off

'''

from shop2020.thriftpy.model.v1.user.ttypes import PromotionException

from shop2020.model.v1.user.impl.PromotionRuleDataUtilities import get_coupon_usage_count, get_coupon_usage_count_by_user

from shop2020.clients.CatalogClient import CatalogClient

from shop2020.thriftpy.model.v1.catalog.ttypes import Item

def execute(cart, coupon_code, args):

    #Allow only first 1000 users to use the coupon

    count_coupon_usage = get_coupon_usage_count(coupon_code)

    if count_coupon_usage >= 1000:

        raise PromotionException(112, 'This promotion is over.')

    #Allow a user to use the coupon only 5 times max.

    count_users_usage = get_coupon_usage_count_by_user(coupon_code, cart.userId)

    if count_users_usage > 1:

        raise PromotionException(111, 'This promotion is over.')

    if cart.lines:

        total_selling_price = 0

        total_discounted_price = 0

        has_qualified_model = False

        for line in cart.lines:

            line.discountedPrice = line.actualPrice

            if line.itemId in (159, 160, 161, 1557, 1558):  #Spice QT-58/61

                has_qualified_model = True

                if line.actualPrice:

                    line.discountedPrice = round(line.actualPrice * 0.8)

            elif line.itemId == 1502:  #Galaxy SII

                has_qualified_model = True

                if line.actualPrice:

                    line.discountedPrice = line.actualPrice - 1000

            # Excluded: Nokia C2-03 and Price above Rs.1,999

            elif line.itemId not in (1590, 2014) and line.actualPrice > 1999:

                catalog_client = CatalogClient().get_client()

                item = catalog_client.getItem(line.itemId)

                print 'Item: %d, Brand: *%s*' % (line.itemId, item.brand.lower())

                if item.brand.lower() == 'nokia':

                    has_qualified_model = True

                    print 'Brand matched'

                    discount_value = 200 if line.actualPrice < 5001 else 500

                    line.discountedPrice = line.actualPrice - discount_value

                else:

                    print 'Brand not matched'

            total_selling_price += line.actualPrice * line.quantity

            total_discounted_price += line.discountedPrice + (line.actualPrice * (line.quantity - 1))

        if has_qualified_model is False:

            raise PromotionException(115, 'This coupon is applicable only for selective handsets.')

        cart.totalPrice = total_selling_price

        cart.discountedPrice = total_discounted_price

    return cart