video_downloader_service/src/core/redis_client.py

56 lines
1.9 KiB
Python

import json
import redis.asyncio as redis
class RedisClient:
SET_NAME = "queue"
TASKS_NAME = "tasks_working"
TASKS_DONE_NAME = "tasks_done"
def __init__(self):
self.connection = redis.Redis(host="localhost", port=6379, db=0)
async def _set_task(self, task: dict) -> int:
async with self.connection as connection:
res = await connection.set(f'{self.TASKS_NAME}:{task["link"]}', json.dumps(task, indent=4).encode('utf-8'))
return res
async def _set_task_done(self, task: dict) -> int:
async with self.connection as connection:
res = await connection.set(
f'{self.TASKS_DONE_NAME}:1:{task["link"]}',
json.dumps(task, indent=4).encode('utf-8')
)
return res
async def _del_task(self, task: dict) -> int:
async with self.connection as connection:
res = await connection.delete(f'{self.TASKS_NAME}:{task["link"]}')
return res
async def set_task_to_queue(self, task: dict) -> int:
async with self.connection as connection:
res = await connection.sadd(self.SET_NAME, json.dumps(task, indent=4).encode('utf-8'))
return res
async def get_queue(self) -> set:
async with self.connection as connection:
res = await connection.smembers(self.SET_NAME)
return res
async def del_task_from_queue(self, task: dict) -> int:
async with self.connection as connection:
res = await connection.srem(self.SET_NAME, json.dumps(task, indent=4).encode('utf-8'))
return res
async def del_task_from_queue_and_add_to_tasks(self, task: dict) -> int:
await self.del_task_from_queue(task)
return await self._set_task(task)
async def del_task_from_tasks_and_add_to_task_done(self, task: dict) -> int:
await self._del_task(task)
return await self._set_task_done(task)