import os
import tomllib


class Settings:
    def __init__(self, data: dict = None):
        if data:
            self._data = data
        else:
            with open(
                os.getenv("PSSECRET_CONF_FILE", "/etc/pssecret/pssecret.toml"), "rb"
            ) as f:
                self._data = tomllib.load(f)

    def __getattr__(self, item):
        try:
            value = self._data[item]
        except KeyError:
            raise AttributeError
        if isinstance(value, dict):
            return Settings(data=value)
        else:
            return value


settings = Settings()