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'''
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'''
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Created on 24-Oct-2011
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Created on 24-Oct-2011
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@author: Varun Gupta
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@author: Varun Gupta
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raghvendra.saboo@gmail.com will get Rs.250 off on one transaction.
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raghvendra.saboo@gmail.com will get Rs.200 off on one transaction.
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nishantgandhi@yahoo.com will get Rs.500 off on one transaction.
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'''
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'''
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from shop2020.thriftpy.model.v1.user.ttypes import PromotionException
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from shop2020.thriftpy.model.v1.user.ttypes import PromotionException
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from shop2020.clients.UserClient import UserClient
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from shop2020.clients.UserClient import UserClient
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from shop2020.model.v1.user.impl.PromotionRuleDataUtilities import get_coupon_usage_count_by_user
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from shop2020.model.v1.user.impl.PromotionRuleDataUtilities import get_coupon_usage_count_by_user
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def execute(cart, coupon_code, args):
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def execute(cart, coupon_code, args):
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    user_client = UserClient().get_client()
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    user_client = UserClient().get_client()
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    user = user_client.getUserById(cart.userId)
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    user = user_client.getUserById(cart.userId)
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    email = user.email.lower().strip()
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    if not user.email.lower().strip() in ('raghvendra.saboo@gmail.com'):
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    if email == 'raghvendra.saboo@gmail.com':
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        discount_value = 200
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    elif email == 'nishantgandhi@yahoo.com':
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        discount_value = 500
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    else:
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        raise PromotionException(111, 'You are not allowed to use this coupon')
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        raise PromotionException(111, 'You are not allowed to use this coupon')
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    #Allow only first 1000 users to use the coupon
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    #Allow only first 1000 users to use the coupon
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    count_coupon_usage = get_coupon_usage_count_by_user(coupon_code, cart.userId)
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    count_coupon_usage = get_coupon_usage_count_by_user(coupon_code, cart.userId)
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        total_discounted_price = 0
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        total_discounted_price = 0
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        has_used_coupon = False
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        has_used_coupon = False
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        for line in cart.lines:
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        for line in cart.lines:
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            line.discountedPrice = line.actualPrice
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            line.discountedPrice = line.actualPrice
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            discount_value = 0
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            if has_used_coupon:
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            if has_used_coupon:
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                break
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                break
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            if line.actualPrice < 5000:
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                line.discountedPrice = line.actualPrice - 200
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            line.discountedPrice = line.actualPrice - discount_value
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                discount_value = 200
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            else:
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                line.discountedPrice = line.actualPrice - 500
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                discount_value = 500
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            has_used_coupon = True
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            has_used_coupon = True
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            total_selling_price += line.actualPrice * line.quantity
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            total_selling_price += line.actualPrice * line.quantity
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            total_discounted_price += line.discountedPrice * line.quantity
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            total_discounted_price += line.discountedPrice * line.quantity