core/homeassistant/components/waqi/coordinator.py

38 lines
1.1 KiB
Python

"""Coordinator for the World Air Quality Index (WAQI) integration."""
from __future__ import annotations
from datetime import timedelta
from aiowaqi import WAQIAirQuality, WAQIClient, WAQIError
from homeassistant.config_entries import ConfigEntry
from homeassistant.core import HomeAssistant
from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
from .const import CONF_STATION_NUMBER, DOMAIN, LOGGER
class WAQIDataUpdateCoordinator(DataUpdateCoordinator[WAQIAirQuality]):
"""The WAQI Data Update Coordinator."""
config_entry: ConfigEntry
def __init__(self, hass: HomeAssistant, client: WAQIClient) -> None:
"""Initialize the WAQI data coordinator."""
super().__init__(
hass,
LOGGER,
name=DOMAIN,
update_interval=timedelta(minutes=5),
)
self._client = client
async def _async_update_data(self) -> WAQIAirQuality:
try:
return await self._client.get_by_station_number(
self.config_entry.data[CONF_STATION_NUMBER]
)
except WAQIError as exc:
raise UpdateFailed from exc