import json
import logging

from services.logger import root_logger as logger
from services.rediscache import redis

logger.setLevel(logging.DEBUG)


async def get_all_authors():
    authors = []
    redis_key = "user:*"

    result = await redis.execute("GET", redis_key)
    if isinstance(result, str):
        authors = json.loads(result)

    return authors


async def get_author_by_user(user: str):
    author = None
    redis_key = f"user:{user}"

    result = await redis.execute("GET", redis_key)
    if isinstance(result, str):
        author = json.loads(result)

    return author


async def get_author_by_id(author_id: int):
    author = None
    redis_key = f"author:{author_id}"

    result = await redis.execute("GET", redis_key)
    if isinstance(result, str):
        author = json.loads(result)

    return author


async def get_author_followed(author_id: int):
    authors = []
    redis_key = f"author:{author_id}:follows-authors"

    result = await redis.execute("GET", redis_key)
    if isinstance(result, str):
        authors = json.loads(result)

    return authors