core/homeassistant/components/laundrify/coordinator.py

47 lines
1.8 KiB
Python

"""Custom DataUpdateCoordinator for the laundrify integration."""
import asyncio
from datetime import timedelta
import logging
from laundrify_aio import LaundrifyAPI, LaundrifyDevice
from laundrify_aio.exceptions import ApiConnectionException, UnauthorizedException
from homeassistant.core import HomeAssistant
from homeassistant.exceptions import ConfigEntryAuthFailed
from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
from .const import DOMAIN, REQUEST_TIMEOUT
_LOGGER = logging.getLogger(__name__)
class LaundrifyUpdateCoordinator(DataUpdateCoordinator[dict[str, LaundrifyDevice]]):
"""Class to manage fetching laundrify API data."""
def __init__(
self, hass: HomeAssistant, laundrify_api: LaundrifyAPI, poll_interval: int
) -> None:
"""Initialize laundrify coordinator."""
super().__init__(
hass,
_LOGGER,
name=DOMAIN,
update_interval=timedelta(seconds=poll_interval),
)
self.laundrify_api = laundrify_api
async def _async_update_data(self) -> dict[str, LaundrifyDevice]:
"""Fetch data from laundrify API."""
try:
# Note: TimeoutError and aiohttp.ClientError are already
# handled by the data update coordinator.
async with asyncio.timeout(REQUEST_TIMEOUT):
return {m.id: m for m in await self.laundrify_api.get_machines()}
except UnauthorizedException as err:
# Raising ConfigEntryAuthFailed will cancel future updates
# and start a config flow with SOURCE_REAUTH (async_step_reauth)
raise ConfigEntryAuthFailed from err
except ApiConnectionException as err:
raise UpdateFailed(f"Error communicating with API: {err}") from err