from uuid import uuid4

from redis.asyncio import Redis

from pssecret.models import Secret


async def get_new_key(redis: Redis) -> str:
    """Returns free Redis key"""
    while True:
        new_key = str(uuid4())

        if not await redis.exists(new_key):
            return new_key


async def save_secret(data: Secret, redis: Redis) -> str:
    """Save passed data, returns retrieval key"""
    new_key = await get_new_key(redis)
    await redis.setex(new_key, 60 * 60 * 24, data.data)

    return new_key