Subversion Repositories SmartDukaan

'''

Created on 14-Sept-2011

@author: Varun Gupta

Curve 8520    Rs.250 off

Curve 3G 9300    Rs.250 off

Torch 2 9810    Rs.600 off

Playbook 16 GB    Rs.1390 off

Playbook 32 GB    Rs.1690 off

'''

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

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

def execute(cart, coupon_code, args):

    #Allow only first 100 users to use the coupon

    count_coupon_usage = get_coupon_usage_count(coupon_code)

    if count_coupon_usage >= 100:

        raise PromotionException(112, '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 (5, 6, 7, 8, 9, 1499):  #Curve 8520

                has_qualified_model = True

                if line.actualPrice:

                    line.discountedPrice = round(line.actualPrice  - 250)

                    discount_value = 250

            elif line.itemId in (10, 1560, 1561):  #Curve 3G 9300

                has_qualified_model = True

                if line.actualPrice:

                    line.discountedPrice = line.actualPrice - 250

                    discount_value = 250

            elif line.itemId == 2016:  #Torch 2 9810

                has_qualified_model = True

                if line.actualPrice:

                    line.discountedPrice = line.actualPrice - 600

                    discount_value = 600

            elif line.itemId == 1543:  #Playbook 16 GB

                has_qualified_model = True

                if line.actualPrice:

                    line.discountedPrice = line.actualPrice - 1390

                    discount_value = 1390

            elif line.itemId == 1550:  #Playbook 32 GB

                has_qualified_model = True

                if line.actualPrice:

                    line.discountedPrice = line.actualPrice - 1690

                    discount_value = 1690

            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 Blackberry handsets.')

        cart.totalPrice = total_selling_price

        cart.discountedPrice = total_discounted_price

    return cart, discounts

def getDiscountOnItem(item):

    discount_expressions = [

            '250 if item.id in (5, 6, 7, 8, 9, 1499, 10, 1560, 1561) else None',

            '600 if item.id == 2016 else None',

            '1390 if item.id == 1543 else None',

            '1690 if item.id == 1550 else None'

        ]

    for expression in discount_expressions:

        discount = eval(expression)

        if discount is not None:

            return discount

    return None