core/homeassistant/components/luftdaten/__init__.py

71 lines
2.2 KiB
Python

"""Support for Luftdaten stations."""
from __future__ import annotations
import logging
from typing import Any
from luftdaten import Luftdaten
from luftdaten.exceptions import LuftdatenError
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import Platform
from homeassistant.core import HomeAssistant
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
from .const import CONF_SENSOR_ID, DEFAULT_SCAN_INTERVAL, DOMAIN
_LOGGER = logging.getLogger(__name__)
PLATFORMS = [Platform.SENSOR]
CONFIG_SCHEMA = cv.removed(DOMAIN, raise_if_present=False)
async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
"""Set up Luftdaten as config entry."""
# For backwards compat, set unique ID
if entry.unique_id is None:
hass.config_entries.async_update_entry(
entry, unique_id=entry.data[CONF_SENSOR_ID]
)
luftdaten = Luftdaten(entry.data[CONF_SENSOR_ID])
async def async_update() -> dict[str, float | int]:
"""Update sensor/binary sensor data."""
try:
await luftdaten.get_data()
except LuftdatenError as err:
raise UpdateFailed("Unable to retrieve data from luftdaten.info") from err
if not luftdaten.values:
raise UpdateFailed("Did not receive sensor data from luftdaten.info")
data: dict[str, float | int] = luftdaten.values
data.update(luftdaten.meta)
return data
coordinator: DataUpdateCoordinator[dict[Any, Any]] = DataUpdateCoordinator(
hass,
_LOGGER,
name=f"{DOMAIN}_{luftdaten.sensor_id}",
update_interval=DEFAULT_SCAN_INTERVAL,
update_method=async_update,
)
await coordinator.async_config_entry_first_refresh()
hass.data.setdefault(DOMAIN, {})[entry.entry_id] = coordinator
hass.config_entries.async_setup_platforms(entry, PLATFORMS)
return True
async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
"""Unload an Luftdaten config entry."""
unload_ok = await hass.config_entries.async_unload_platforms(entry, PLATFORMS)
if unload_ok:
del hass.data[DOMAIN][entry.entry_id]
return unload_ok