core/homeassistant/components/airthings/coordinator.py

37 lines
1.2 KiB
Python

"""The Airthings integration."""
from datetime import timedelta
import logging
from airthings import Airthings, AirthingsDevice, AirthingsError
from homeassistant.core import HomeAssistant
from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
from .const import DOMAIN
_LOGGER = logging.getLogger(__name__)
SCAN_INTERVAL = timedelta(minutes=6)
class AirthingsDataUpdateCoordinator(DataUpdateCoordinator[dict[str, AirthingsDevice]]):
"""Coordinator for Airthings data updates."""
def __init__(self, hass: HomeAssistant, airthings: Airthings) -> None:
"""Initialize the coordinator."""
super().__init__(
hass,
_LOGGER,
name=DOMAIN,
update_method=self._update_method,
update_interval=SCAN_INTERVAL,
)
self.airthings = airthings
async def _update_method(self) -> dict[str, AirthingsDevice]:
"""Get the latest data from Airthings."""
try:
return await self.airthings.update_devices() # type: ignore[no-any-return]
except AirthingsError as err:
raise UpdateFailed(f"Unable to fetch data: {err}") from err