115 lines
3.9 KiB
Python
115 lines
3.9 KiB
Python
"""The awair component."""
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from asyncio import gather
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from typing import Any, Optional
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from async_timeout import timeout
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from python_awair import Awair
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from python_awair.exceptions import AuthError
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from homeassistant.const import CONF_ACCESS_TOKEN
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from homeassistant.core import Config, HomeAssistant
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from homeassistant.exceptions import ConfigEntryNotReady
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from homeassistant.helpers.aiohttp_client import async_get_clientsession
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from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
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from .const import API_TIMEOUT, DOMAIN, LOGGER, UPDATE_INTERVAL, AwairResult
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PLATFORMS = ["sensor"]
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async def async_setup(hass: HomeAssistant, config: Config) -> bool:
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"""Set up Awair integration."""
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return True
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async def async_setup_entry(hass, config_entry) -> bool:
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"""Set up Awair integration from a config entry."""
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session = async_get_clientsession(hass)
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coordinator = AwairDataUpdateCoordinator(hass, config_entry, session)
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await coordinator.async_refresh()
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if not coordinator.last_update_success:
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raise ConfigEntryNotReady
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hass.data.setdefault(DOMAIN, {})
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hass.data[DOMAIN][config_entry.entry_id] = coordinator
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for platform in PLATFORMS:
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hass.async_create_task(
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hass.config_entries.async_forward_entry_setup(config_entry, platform)
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)
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return True
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async def async_unload_entry(hass, config_entry) -> bool:
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"""Unload Awair configuration."""
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tasks = []
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for platform in PLATFORMS:
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tasks.append(
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hass.config_entries.async_forward_entry_unload(config_entry, platform)
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)
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unload_ok = all(await gather(*tasks))
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if unload_ok:
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hass.data[DOMAIN].pop(config_entry.entry_id)
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return unload_ok
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class AwairDataUpdateCoordinator(DataUpdateCoordinator):
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"""Define a wrapper class to update Awair data."""
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def __init__(self, hass, config_entry, session) -> None:
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"""Set up the AwairDataUpdateCoordinator class."""
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access_token = config_entry.data[CONF_ACCESS_TOKEN]
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self._awair = Awair(access_token=access_token, session=session)
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self._config_entry = config_entry
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super().__init__(hass, LOGGER, name=DOMAIN, update_interval=UPDATE_INTERVAL)
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async def _async_update_data(self) -> Optional[Any]:
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"""Update data via Awair client library."""
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with timeout(API_TIMEOUT):
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try:
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LOGGER.debug("Fetching users and devices")
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user = await self._awair.user()
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devices = await user.devices()
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results = await gather(
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*[self._fetch_air_data(device) for device in devices]
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)
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return {result.device.uuid: result for result in results}
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except AuthError as err:
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flow_context = {
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"source": "reauth",
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"unique_id": self._config_entry.unique_id,
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}
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matching_flows = [
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flow
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for flow in self.hass.config_entries.flow.async_progress()
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if flow["context"] == flow_context
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]
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if not matching_flows:
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self.hass.async_create_task(
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self.hass.config_entries.flow.async_init(
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DOMAIN,
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context=flow_context,
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data=self._config_entry.data,
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)
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)
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raise UpdateFailed(err) from err
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except Exception as err:
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raise UpdateFailed(err) from err
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async def _fetch_air_data(self, device):
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"""Fetch latest air quality data."""
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LOGGER.debug("Fetching data for %s", device.uuid)
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air_data = await device.air_data_latest()
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LOGGER.debug(air_data)
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return AwairResult(device=device, air_data=air_data)
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