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https://github.com/PaiGramTeam/PamGram.git
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93 lines
3.2 KiB
Python
93 lines
3.2 KiB
Python
from typing import List, Union
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from models.base import RegionEnum
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from utils.error import RegionNotFoundError
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from utils.redisdb import RedisDB
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from .error import CookiesCachePoolExhausted
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class PublicCookiesCache:
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"""使用优先级(score)进行排序，对使用次数最少的Cookies进行审核"""
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def __init__(self, redis: RedisDB):
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self.client = redis.client
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self.score_qname = "cookie:public"
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self.end = 20
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def get_queue_name(self, region: RegionEnum):
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if region == RegionEnum.HYPERION:
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return self.score_qname + ":yuanshen"
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elif region == RegionEnum.HOYOLAB:
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return self.score_qname + ":genshin"
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else:
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raise RegionNotFoundError(region.name)
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async def putback(self, uid: int, region: RegionEnum):
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"""重新添加单个到缓存列表
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:param uid:
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:param region:
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:return:
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"""
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qname = self.get_queue_name(region)
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score_maps = {f"{uid}": 0}
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result = await self.client.zrem(qname, f"{uid}")
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if result == 1:
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await self.client.zadd(qname, score_maps)
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return result
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async def add(self, uid: Union[List[int], int], region: RegionEnum):
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"""单个或批量添加到缓存列表
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:param uid:
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:param region:
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:return: 成功返回列表大小
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"""
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qname = self.get_queue_name(region)
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if isinstance(uid, int):
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score_maps = {f"{uid}": 0}
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elif isinstance(uid, list):
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score_maps = {}
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for i in uid:
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score_maps[f"{i}"] = 0
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else:
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raise TypeError(f"uid variable type error")
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async with self.client.pipeline(transaction=True) as pipe:
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# nx:只添加新元素。不要更新已经存在的元素
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await pipe.zadd(qname, score_maps, nx=True)
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await pipe.zcard(qname)
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add, count = await pipe.execute()
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return int(add), count
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async def get(self, region: RegionEnum):
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"""从缓存列表获取
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:param region:
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:return:
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"""
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qname = self.get_queue_name(region)
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scores = await self.client.zrevrange(qname, 0, self.end, withscores=True, score_cast_func=int)
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if len(scores) > 0:
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def take_score(elem):
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return elem[1]
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scores.sort(key=take_score)
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key = scores[0][0]
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score = scores[0][1]
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else:
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raise CookiesCachePoolExhausted
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async with self.client.pipeline(transaction=True) as pipe:
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await pipe.zincrby(qname, 1, key)
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await pipe.execute()
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return int(key), score + 1
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async def delete(self, uid: int, region: RegionEnum):
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qname = self.get_queue_name(region)
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async with self.client.pipeline(transaction=True) as pipe:
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await pipe.zrem(qname, uid)
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return await pipe.execute()
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async def count(self, limit: bool = True):
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async with self.client.pipeline(transaction=True) as pipe:
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if limit:
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await pipe.zcount(0, self.end)
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else:
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await pipe.zcard(self.score_qname)
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return await pipe.execute()
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