core/homeassistant/components/airly/__init__.py

118 lines
3.9 KiB
Python

"""The Airly component."""
import asyncio
from datetime import timedelta
import logging
from aiohttp.client_exceptions import ClientConnectorError
from airly import Airly
from airly.exceptions import AirlyError
import async_timeout
from homeassistant.const import CONF_API_KEY, CONF_LATITUDE, CONF_LONGITUDE
from homeassistant.core import Config, HomeAssistant
from homeassistant.helpers.aiohttp_client import async_get_clientsession
from homeassistant.util import Throttle
from .const import (
ATTR_API_ADVICE,
ATTR_API_CAQI,
ATTR_API_CAQI_DESCRIPTION,
ATTR_API_CAQI_LEVEL,
DATA_CLIENT,
DOMAIN,
NO_AIRLY_SENSORS,
)
_LOGGER = logging.getLogger(__name__)
DEFAULT_SCAN_INTERVAL = timedelta(minutes=10)
async def async_setup(hass: HomeAssistant, config: Config) -> bool:
"""Set up configured Airly."""
hass.data[DOMAIN] = {}
hass.data[DOMAIN][DATA_CLIENT] = {}
return True
async def async_setup_entry(hass, config_entry):
"""Set up Airly as config entry."""
api_key = config_entry.data[CONF_API_KEY]
latitude = config_entry.data[CONF_LATITUDE]
longitude = config_entry.data[CONF_LONGITUDE]
# For backwards compat, set unique ID
if config_entry.unique_id is None:
hass.config_entries.async_update_entry(
config_entry, unique_id=f"{latitude}-{longitude}"
)
websession = async_get_clientsession(hass)
airly = AirlyData(websession, api_key, latitude, longitude)
await airly.async_update()
hass.data[DOMAIN][DATA_CLIENT][config_entry.entry_id] = airly
hass.async_create_task(
hass.config_entries.async_forward_entry_setup(config_entry, "air_quality")
)
hass.async_create_task(
hass.config_entries.async_forward_entry_setup(config_entry, "sensor")
)
return True
async def async_unload_entry(hass, config_entry):
"""Unload a config entry."""
hass.data[DOMAIN][DATA_CLIENT].pop(config_entry.entry_id)
await hass.config_entries.async_forward_entry_unload(config_entry, "air_quality")
await hass.config_entries.async_forward_entry_unload(config_entry, "sensor")
return True
class AirlyData:
"""Define an object to hold Airly data."""
def __init__(self, session, api_key, latitude, longitude):
"""Initialize."""
self.latitude = latitude
self.longitude = longitude
self.airly = Airly(api_key, session)
self.data = {}
@Throttle(DEFAULT_SCAN_INTERVAL)
async def async_update(self):
"""Update Airly data."""
try:
with async_timeout.timeout(20):
measurements = self.airly.create_measurements_session_point(
self.latitude, self.longitude
)
await measurements.update()
values = measurements.current["values"]
index = measurements.current["indexes"][0]
standards = measurements.current["standards"]
if index["description"] == NO_AIRLY_SENSORS:
_LOGGER.error("Can't retrieve data: no Airly sensors in this area")
return
for value in values:
self.data[value["name"]] = value["value"]
for standard in standards:
self.data[f"{standard['pollutant']}_LIMIT"] = standard["limit"]
self.data[f"{standard['pollutant']}_PERCENT"] = standard["percent"]
self.data[ATTR_API_CAQI] = index["value"]
self.data[ATTR_API_CAQI_LEVEL] = index["level"].lower().replace("_", " ")
self.data[ATTR_API_CAQI_DESCRIPTION] = index["description"]
self.data[ATTR_API_ADVICE] = index["advice"]
_LOGGER.debug("Data retrieved from Airly")
except asyncio.TimeoutError:
_LOGGER.error("Asyncio Timeout Error")
except (ValueError, AirlyError, ClientConnectorError) as error:
_LOGGER.error(error)
self.data = {}