146 lines
4.7 KiB
Python
146 lines
4.7 KiB
Python
"""The Airly component."""
|
|
import asyncio
|
|
from datetime import timedelta
|
|
import logging
|
|
from math import ceil
|
|
|
|
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.exceptions import ConfigEntryNotReady
|
|
from homeassistant.helpers.aiohttp_client import async_get_clientsession
|
|
from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
|
|
|
|
from .const import (
|
|
ATTR_API_ADVICE,
|
|
ATTR_API_CAQI,
|
|
ATTR_API_CAQI_DESCRIPTION,
|
|
ATTR_API_CAQI_LEVEL,
|
|
DOMAIN,
|
|
MAX_REQUESTS_PER_DAY,
|
|
NO_AIRLY_SENSORS,
|
|
)
|
|
|
|
PLATFORMS = ["air_quality", "sensor"]
|
|
|
|
_LOGGER = logging.getLogger(__name__)
|
|
|
|
|
|
def set_update_interval(hass, instances):
|
|
"""Set update_interval to another configured Airly instances."""
|
|
# We check how many Airly configured instances are and calculate interval to not
|
|
# exceed allowed numbers of requests.
|
|
interval = timedelta(minutes=ceil(24 * 60 / MAX_REQUESTS_PER_DAY) * instances)
|
|
|
|
if hass.data.get(DOMAIN):
|
|
for instance in hass.data[DOMAIN].values():
|
|
instance.update_interval = interval
|
|
|
|
return interval
|
|
|
|
|
|
async def async_setup(hass: HomeAssistant, config: Config) -> bool:
|
|
"""Set up configured Airly."""
|
|
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)
|
|
# Change update_interval for other Airly instances
|
|
update_interval = set_update_interval(
|
|
hass, len(hass.config_entries.async_entries(DOMAIN))
|
|
)
|
|
|
|
coordinator = AirlyDataUpdateCoordinator(
|
|
hass, websession, api_key, latitude, longitude, update_interval
|
|
)
|
|
await coordinator.async_refresh()
|
|
|
|
if not coordinator.last_update_success:
|
|
raise ConfigEntryNotReady
|
|
|
|
hass.data.setdefault(DOMAIN, {})
|
|
hass.data[DOMAIN][config_entry.entry_id] = coordinator
|
|
|
|
for component in PLATFORMS:
|
|
hass.async_create_task(
|
|
hass.config_entries.async_forward_entry_setup(config_entry, component)
|
|
)
|
|
|
|
return True
|
|
|
|
|
|
async def async_unload_entry(hass, config_entry):
|
|
"""Unload a config entry."""
|
|
unload_ok = all(
|
|
await asyncio.gather(
|
|
*[
|
|
hass.config_entries.async_forward_entry_unload(config_entry, component)
|
|
for component in PLATFORMS
|
|
]
|
|
)
|
|
)
|
|
if unload_ok:
|
|
hass.data[DOMAIN].pop(config_entry.entry_id)
|
|
|
|
# Change update_interval for other Airly instances
|
|
set_update_interval(hass, len(hass.data[DOMAIN]))
|
|
|
|
return unload_ok
|
|
|
|
|
|
class AirlyDataUpdateCoordinator(DataUpdateCoordinator):
|
|
"""Define an object to hold Airly data."""
|
|
|
|
def __init__(self, hass, session, api_key, latitude, longitude, update_interval):
|
|
"""Initialize."""
|
|
self.latitude = latitude
|
|
self.longitude = longitude
|
|
self.airly = Airly(api_key, session)
|
|
|
|
super().__init__(hass, _LOGGER, name=DOMAIN, update_interval=update_interval)
|
|
|
|
async def _async_update_data(self):
|
|
"""Update data via library."""
|
|
data = {}
|
|
with async_timeout.timeout(20):
|
|
measurements = self.airly.create_measurements_session_point(
|
|
self.latitude, self.longitude
|
|
)
|
|
try:
|
|
await measurements.update()
|
|
except (AirlyError, ClientConnectorError) as error:
|
|
raise UpdateFailed(error) from error
|
|
|
|
values = measurements.current["values"]
|
|
index = measurements.current["indexes"][0]
|
|
standards = measurements.current["standards"]
|
|
|
|
if index["description"] == NO_AIRLY_SENSORS:
|
|
raise UpdateFailed("Can't retrieve data: no Airly sensors in this area")
|
|
for value in values:
|
|
data[value["name"]] = value["value"]
|
|
for standard in standards:
|
|
data[f"{standard['pollutant']}_LIMIT"] = standard["limit"]
|
|
data[f"{standard['pollutant']}_PERCENT"] = standard["percent"]
|
|
data[ATTR_API_CAQI] = index["value"]
|
|
data[ATTR_API_CAQI_LEVEL] = index["level"].lower().replace("_", " ")
|
|
data[ATTR_API_CAQI_DESCRIPTION] = index["description"]
|
|
data[ATTR_API_ADVICE] = index["advice"]
|
|
return data
|