class TokenAuthAdapter:
    def __init__(
        self,
        app_id: str | None = None,
        app_secret: str | None = None,
        token_url: str | None = None,
    ) -> None:
        self.app_id = app_id
        self.app_secret = app_secret
        self.token_url = token_url

    async def get_token(self) -> str | None:
        return None

    async def refresh_token(self) -> str | None:
        return None