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30 lines
903 B
Python
30 lines
903 B
Python
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from typing import Optional
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from gram_core.base_service import BaseService
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from gram_core.dependence.redisdb import RedisDB
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__all__ = ("ChannelAliasCache",)
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class ChannelAliasCache(BaseService.Component):
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def __init__(self, redis: RedisDB):
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self.client = redis.client
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self.qname = "channels:alias"
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self.ttl = 1 * 60 * 60
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def cache_key(self, key: int) -> str:
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return f"{self.qname}:{key}"
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async def get_data(self, channel_id: int) -> Optional[int]:
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data = await self.client.get(self.cache_key(channel_id))
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if data:
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return int(data.decode())
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return None
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async def set_data(self, channel_id: int, user_id: int):
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ck = self.cache_key(channel_id)
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await self.client.set(ck, user_id, ex=self.ttl)
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async def delete(self, channel_id: int):
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await self.client.delete(self.cache_key(channel_id))
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