home-assistant-core/homeassistant/components/awair/__init__.py

82 lines
2.8 KiB
Python

"""The awair component."""
from __future__ import annotations
from asyncio import gather
from typing import Any
from async_timeout import timeout
from python_awair import Awair
from python_awair.exceptions import AuthError
from homeassistant.const import CONF_ACCESS_TOKEN
from homeassistant.exceptions import ConfigEntryAuthFailed
from homeassistant.helpers.aiohttp_client import async_get_clientsession
from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
from .const import API_TIMEOUT, DOMAIN, LOGGER, UPDATE_INTERVAL, AwairResult
PLATFORMS = ["sensor"]
async def async_setup_entry(hass, config_entry) -> bool:
"""Set up Awair integration from a config entry."""
session = async_get_clientsession(hass)
coordinator = AwairDataUpdateCoordinator(hass, config_entry, session)
await coordinator.async_config_entry_first_refresh()
hass.data.setdefault(DOMAIN, {})
hass.data[DOMAIN][config_entry.entry_id] = coordinator
hass.config_entries.async_setup_platforms(config_entry, PLATFORMS)
return True
async def async_unload_entry(hass, config_entry) -> bool:
"""Unload Awair configuration."""
unload_ok = await hass.config_entries.async_unload_platforms(
config_entry, PLATFORMS
)
if unload_ok:
hass.data[DOMAIN].pop(config_entry.entry_id)
return unload_ok
class AwairDataUpdateCoordinator(DataUpdateCoordinator):
"""Define a wrapper class to update Awair data."""
def __init__(self, hass, config_entry, session) -> None:
"""Set up the AwairDataUpdateCoordinator class."""
access_token = config_entry.data[CONF_ACCESS_TOKEN]
self._awair = Awair(access_token=access_token, session=session)
self._config_entry = config_entry
super().__init__(hass, LOGGER, name=DOMAIN, update_interval=UPDATE_INTERVAL)
async def _async_update_data(self) -> Any | None:
"""Update data via Awair client library."""
with timeout(API_TIMEOUT):
try:
LOGGER.debug("Fetching users and devices")
user = await self._awair.user()
devices = await user.devices()
results = await gather(
*(self._fetch_air_data(device) for device in devices)
)
return {result.device.uuid: result for result in results}
except AuthError as err:
raise ConfigEntryAuthFailed from err
except Exception as err:
raise UpdateFailed(err) from err
async def _fetch_air_data(self, device):
"""Fetch latest air quality data."""
# pylint: disable=no-self-use
LOGGER.debug("Fetching data for %s", device.uuid)
air_data = await device.air_data_latest()
LOGGER.debug(air_data)
return AwairResult(device=device, air_data=air_data)