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@author: Varun Gupta
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@author: Varun Gupta
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'''
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'''
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from shop2020.model.v1.user.impl.PromotionDataAccessors import initialize, create_promotion,\
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from shop2020.model.v1.user.impl.PromotionDataAccessors import initialize, create_promotion,\
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    generate_coupons_for_promotion, apply_coupon, track_coupon_usage, is_alive,\
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    generate_coupons_for_promotion, apply_coupon, track_coupon_usage, is_alive,\
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    get_active_coupons, get_successful_payment_count_for_coupon,\
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    get_active_coupons, get_successful_payment_count_for_coupon, get_rule_doc_string, \
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    get_rule_doc_string
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    get_item_discount_map
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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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from shop2020.model.v1.user.impl import PromotionDataAccessors
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from shop2020.model.v1.user.impl import PromotionDataAccessors
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from shop2020.model.v1.user.impl.Converters import to_t_coupon
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from shop2020.model.v1.user.impl.Converters import to_t_coupon, to_t_item_coupon_discount
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class PromotionServiceHandler:
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class PromotionServiceHandler:
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    def __init__(self, dbname='user', db_hostname='localhost'):
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    def __init__(self, dbname='user', db_hostname='localhost'):
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        initialize(dbname, db_hostname)
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        initialize(dbname, db_hostname)
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        '''
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        '''
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        try:
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        try:
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            return get_rule_doc_string(ruleName)
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            return get_rule_doc_string(ruleName)
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        finally:
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        finally:
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            PromotionDataAccessors.close_session()
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            PromotionDataAccessors.close_session()
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    def getItemDiscountMap(self, itemIds):
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        '''
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        Returns
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        '''
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        try:
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            return [to_t_item_coupon_discount(item_coupon_discount) for item_coupon_discount in get_item_discount_map(itemIds)]
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        finally:
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            PromotionDataAccessors.close_session()
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    def isAlive(self):
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    def isAlive(self):
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        """
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        """
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        For checking weather service is active alive or not. It also checks connectivity with database
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        For checking weather service is active alive or not. It also checks connectivity with database
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        """
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        """
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        try:
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        try: