from .db import token_collection async def is_blacklisted(token: str) -> bool: """ Check if a token is still valid or if it is blacklisted :param token: Token to check :return: True if token is blacklisted, else False """ db_token = await token_collection.find_one({"token": token}) if db_token: return True return False async def blacklist_token(token: str) -> str: """ Add given token to the blacklist (invalidate it) :param token: Token to invalidate :return: Database ID of blacklisted token """ db_token = await token_collection.insert_one({"token": token}) return str(db_token.inserted_id)