Subversion Repositories SmartDukaan

'''

Created on 27-June-2012

@author: Varun Gupta

Max Uses: 200

A user can use the coupon only 1 times.

Samsung Galaxy Ace S5830i    Rs.401 off

Samsung Galaxy Ace Duos S6802    Rs.401 off

HTC One V T320e    Rs.512 off

HTC Desire C A320e    Rs.762 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.user.ttypes import Discount

from shop2020.clients.UserClient import UserClient

def execute(cart, coupon_code, args):

    user_client = UserClient().get_client()

    user = user_client.getUserByCartId(cart.id)

    #Allow only first 2000 users to use the coupon

    count_coupon_usage = get_coupon_usage_count(coupon_code)

    if count_coupon_usage >= 200:

        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, user.id)

    if count_users_usage > 0:

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

    discounts = []

    if cart.lines:

        total_selling_price = 0

        total_discounted_price = 0

        has_qualified_model = False

        for line in cart.lines:

            line.discountedPrice = line.actualPrice

            discount_value = 0

            if line.itemId in (6829, 7243, 7298):  #Samsung Galaxy Ace Duos S6802 & Galaxy Ace S5830i

                has_qualified_model = True

                if line.actualPrice:

                    line.discountedPrice = round(line.actualPrice - 401)

                    discount_value = 401

            elif line.itemId == 4645:  #HTC One V T320e

                has_qualified_model = True

                if line.actualPrice:

                    line.discountedPrice = round(line.actualPrice - 512)

                    discount_value = 512

            elif line.itemId in (6747, 7127):  #HTC Desire C A320e

                has_qualified_model = True

                if line.actualPrice:

                    line.discountedPrice = round(line.actualPrice - 762)

                    discount_value = 762

            total_selling_price += line.actualPrice * line.quantity

            total_discounted_price += line.discountedPrice * line.quantity

            if discount_value > 0:

                discount = Discount()

                discount.cart_id = cart.id

                discount.item_id = line.itemId

                discount.discount = discount_value

                discount.quantity = line.quantity

                discounts.append(discount)

        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, discounts

def getDiscountOnItem(item):

    discount_expressions = [

            '150 if item.id in (159, 160, 161) else None',

            '200 if item.brand == "Nokia" and item.sellingPrice > 2999 and item.sellingPrice < 5001 and item.id not in (1590, 2014, 2063, 2035, 2036) else None',

            '500 if item.brand == "Nokia" and item.sellingPrice > 5000 and item.id not in (2565, 2602, 2210, 2478) else None'

        ]

    for expression in discount_expressions:

        discount = eval(expression)

        if discount is not None:

            return discount

    return None