core/homeassistant/components/waqi/sensor.py

216 lines
7.7 KiB
Python

"""Support for the World Air Quality Index service."""
from __future__ import annotations
from collections.abc import Callable, Mapping
from dataclasses import dataclass
import logging
from typing import Any
from aiowaqi import WAQIAirQuality
from aiowaqi.models import Pollutant
from homeassistant.components.sensor import (
SensorDeviceClass,
SensorEntity,
SensorEntityDescription,
SensorStateClass,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import (
ATTR_TEMPERATURE,
ATTR_TIME,
PERCENTAGE,
UnitOfPressure,
UnitOfTemperature,
)
from homeassistant.core import HomeAssistant
from homeassistant.helpers.device_registry import DeviceEntryType, DeviceInfo
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.helpers.typing import StateType
from homeassistant.helpers.update_coordinator import CoordinatorEntity
from .const import DOMAIN
from .coordinator import WAQIDataUpdateCoordinator
_LOGGER = logging.getLogger(__name__)
ATTR_DOMINENTPOL = "dominentpol"
ATTR_HUMIDITY = "humidity"
ATTR_NITROGEN_DIOXIDE = "nitrogen_dioxide"
ATTR_OZONE = "ozone"
ATTR_PM10 = "pm_10"
ATTR_PM2_5 = "pm_2_5"
ATTR_PRESSURE = "pressure"
ATTR_SULFUR_DIOXIDE = "sulfur_dioxide"
@dataclass(frozen=True, kw_only=True)
class WAQISensorEntityDescription(SensorEntityDescription):
"""Describes WAQI sensor entity."""
available_fn: Callable[[WAQIAirQuality], bool]
value_fn: Callable[[WAQIAirQuality], StateType]
SENSORS: list[WAQISensorEntityDescription] = [
WAQISensorEntityDescription(
key="air_quality",
device_class=SensorDeviceClass.AQI,
state_class=SensorStateClass.MEASUREMENT,
value_fn=lambda aq: aq.air_quality_index,
available_fn=lambda _: True,
),
WAQISensorEntityDescription(
key="humidity",
device_class=SensorDeviceClass.HUMIDITY,
native_unit_of_measurement=PERCENTAGE,
state_class=SensorStateClass.MEASUREMENT,
value_fn=lambda aq: aq.extended_air_quality.humidity,
available_fn=lambda aq: aq.extended_air_quality.humidity is not None,
),
WAQISensorEntityDescription(
key="pressure",
device_class=SensorDeviceClass.PRESSURE,
native_unit_of_measurement=UnitOfPressure.HPA,
state_class=SensorStateClass.MEASUREMENT,
value_fn=lambda aq: aq.extended_air_quality.pressure,
available_fn=lambda aq: aq.extended_air_quality.pressure is not None,
),
WAQISensorEntityDescription(
key="temperature",
device_class=SensorDeviceClass.TEMPERATURE,
native_unit_of_measurement=UnitOfTemperature.CELSIUS,
state_class=SensorStateClass.MEASUREMENT,
value_fn=lambda aq: aq.extended_air_quality.temperature,
available_fn=lambda aq: aq.extended_air_quality.temperature is not None,
),
WAQISensorEntityDescription(
key="carbon_monoxide",
translation_key="carbon_monoxide",
state_class=SensorStateClass.MEASUREMENT,
value_fn=lambda aq: aq.extended_air_quality.carbon_monoxide,
available_fn=lambda aq: aq.extended_air_quality.carbon_monoxide is not None,
),
WAQISensorEntityDescription(
key="nitrogen_dioxide",
translation_key="nitrogen_dioxide",
state_class=SensorStateClass.MEASUREMENT,
value_fn=lambda aq: aq.extended_air_quality.nitrogen_dioxide,
available_fn=lambda aq: aq.extended_air_quality.nitrogen_dioxide is not None,
),
WAQISensorEntityDescription(
key="ozone",
translation_key="ozone",
state_class=SensorStateClass.MEASUREMENT,
value_fn=lambda aq: aq.extended_air_quality.ozone,
available_fn=lambda aq: aq.extended_air_quality.ozone is not None,
),
WAQISensorEntityDescription(
key="sulphur_dioxide",
translation_key="sulphur_dioxide",
state_class=SensorStateClass.MEASUREMENT,
value_fn=lambda aq: aq.extended_air_quality.sulfur_dioxide,
available_fn=lambda aq: aq.extended_air_quality.sulfur_dioxide is not None,
),
WAQISensorEntityDescription(
key="pm10",
translation_key="pm10",
state_class=SensorStateClass.MEASUREMENT,
value_fn=lambda aq: aq.extended_air_quality.pm10,
available_fn=lambda aq: aq.extended_air_quality.pm10 is not None,
),
WAQISensorEntityDescription(
key="pm25",
translation_key="pm25",
state_class=SensorStateClass.MEASUREMENT,
value_fn=lambda aq: aq.extended_air_quality.pm25,
available_fn=lambda aq: aq.extended_air_quality.pm25 is not None,
),
WAQISensorEntityDescription(
key="neph",
translation_key="neph",
state_class=SensorStateClass.MEASUREMENT,
value_fn=lambda aq: aq.extended_air_quality.nephelometry,
available_fn=lambda aq: aq.extended_air_quality.nephelometry is not None,
entity_registry_enabled_default=False,
),
WAQISensorEntityDescription(
key="dominant_pollutant",
translation_key="dominant_pollutant",
device_class=SensorDeviceClass.ENUM,
options=[pollutant.value for pollutant in Pollutant],
value_fn=lambda aq: aq.dominant_pollutant,
available_fn=lambda _: True,
),
]
async def async_setup_entry(
hass: HomeAssistant, entry: ConfigEntry, async_add_entities: AddEntitiesCallback
) -> None:
"""Set up the WAQI sensor."""
coordinator: WAQIDataUpdateCoordinator = hass.data[DOMAIN][entry.entry_id]
async_add_entities(
[
WaqiSensor(coordinator, sensor)
for sensor in SENSORS
if sensor.available_fn(coordinator.data)
]
)
class WaqiSensor(CoordinatorEntity[WAQIDataUpdateCoordinator], SensorEntity):
"""Implementation of a WAQI sensor."""
_attr_has_entity_name = True
entity_description: WAQISensorEntityDescription
def __init__(
self,
coordinator: WAQIDataUpdateCoordinator,
entity_description: WAQISensorEntityDescription,
) -> None:
"""Initialize the sensor."""
super().__init__(coordinator)
self.entity_description = entity_description
self._attr_unique_id = f"{coordinator.data.station_id}_{entity_description.key}"
self._attr_device_info = DeviceInfo(
identifiers={(DOMAIN, str(coordinator.data.station_id))},
name=coordinator.data.city.name,
entry_type=DeviceEntryType.SERVICE,
)
self._attr_attribution = " and ".join(
attribution.name for attribution in coordinator.data.attributions
)
@property
def native_value(self) -> StateType:
"""Return the state of the device."""
return self.entity_description.value_fn(self.coordinator.data)
@property
def extra_state_attributes(self) -> Mapping[str, Any] | None:
"""Return old state attributes if the entity is AQI entity."""
# These are deprecated and will be removed in 2024.5
if self.entity_description.key != "air_quality":
return None
attrs: dict[str, Any] = {}
attrs[ATTR_TIME] = self.coordinator.data.measured_at
attrs[ATTR_DOMINENTPOL] = self.coordinator.data.dominant_pollutant
iaqi = self.coordinator.data.extended_air_quality
attribute = {
ATTR_PM2_5: iaqi.pm25,
ATTR_PM10: iaqi.pm10,
ATTR_HUMIDITY: iaqi.humidity,
ATTR_PRESSURE: iaqi.pressure,
ATTR_TEMPERATURE: iaqi.temperature,
ATTR_OZONE: iaqi.ozone,
ATTR_NITROGEN_DIOXIDE: iaqi.nitrogen_dioxide,
ATTR_SULFUR_DIOXIDE: iaqi.sulfur_dioxide,
}
res_attributes = {k: v for k, v in attribute.items() if v is not None}
return {**attrs, **res_attributes}