from __future__ import annotations

import os
from dataclasses import dataclass


@dataclass(frozen=True)
class Settings:
    ha_url: str | None = None
    ha_token: str | None = None

    @property
    def ha_configured(self) -> bool:
        return bool(self.ha_url and self.ha_token)


def load_settings() -> Settings:
    return Settings(
        ha_url=os.getenv("SILLYHOME_HA_URL") or os.getenv("HA_URL"),
        ha_token=os.getenv("SILLYHOME_HA_TOKEN") or os.getenv("HA_TOKEN"),
    )