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# -*- coding: utf8 -*-
from gm_types.gaia import VOTEOBJECT
from django.utils import timezone
from qa.utils.time import get_timestamp_or_none
class VoteTool(object):
"""vote tool for user.
add vote info into ssdb, if user's topic/diary received new vote.
"""
def __init__(self, redis_c, user_id, new_version=False):
self.user_id = user_id
self.redis_c = redis_c
self._diary_vote_key_prefix = 'd:'
self._topic_vote_key_prefix = 't:'
self._answer_vote_key_prefix = 'a:'
if not new_version:
self._vote_key_prefix_format = 'user:{user_id}:votes:received'
else:
self._vote_key_prefix_format = 'user:{user_id}:votes:received:v1'
self._k = self._vote_key_prefix_format.format(user_id=user_id)
def _cache_this(self, k):
now = timezone.now()
score = get_timestamp_or_none(now)
self.redis_c.zadd(self._k, score, k)
def receive_diary_vote(self, diaryvote_id):
v = self._diary_vote_key_prefix
v = v + str(diaryvote_id)
self._cache_this(v)
def receive_topic_vote(self, topicvote_id):
v = self._topic_vote_key_prefix
v += str(topicvote_id)
self._cache_this(v)
def receive_answer_vote(self, answer_id):
v = self._answer_vote_key_prefix
v += str(answer_id)
self._cache_this(v)
def get_votes_received(self, start_num=0, count=10):
"""return list of tuple as [(id, type), ]"""
result = self.redis_c.zrevrange(self._k, start_num, start_num + count - 1)
if not result:
return []
res = []
for r in result:
t, v = r.split(':')
t += ':' # hmmm,,,
if t == self._diary_vote_key_prefix:
res.append((v, VOTEOBJECT.DIARY))
elif t == self._topic_vote_key_prefix:
res.append((v, VOTEOBJECT.TOPIC))
elif t == self._answer_vote_key_prefix:
res.append((v, VOTEOBJECT.ANSWER))
return res