111 lines
3.2 KiB
Python
111 lines
3.2 KiB
Python
"""Support for the AirNow sensor service."""
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from __future__ import annotations
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from homeassistant.components.sensor import (
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SensorEntity,
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SensorEntityDescription,
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SensorStateClass,
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)
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.const import (
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CONCENTRATION_MICROGRAMS_PER_CUBIC_METER,
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CONCENTRATION_PARTS_PER_MILLION,
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)
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers.entity_platform import AddEntitiesCallback
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from homeassistant.helpers.update_coordinator import CoordinatorEntity
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from . import AirNowDataUpdateCoordinator
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from .const import (
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ATTR_API_AQI,
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ATTR_API_AQI_DESCRIPTION,
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ATTR_API_AQI_LEVEL,
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ATTR_API_O3,
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ATTR_API_PM25,
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DOMAIN,
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SENSOR_AQI_ATTR_DESCR,
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SENSOR_AQI_ATTR_LEVEL,
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)
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ATTRIBUTION = "Data provided by AirNow"
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PARALLEL_UPDATES = 1
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SENSOR_TYPES: tuple[SensorEntityDescription, ...] = (
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SensorEntityDescription(
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key=ATTR_API_AQI,
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icon="mdi:blur",
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name=ATTR_API_AQI,
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native_unit_of_measurement="aqi",
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state_class=SensorStateClass.MEASUREMENT,
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),
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SensorEntityDescription(
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key=ATTR_API_PM25,
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icon="mdi:blur",
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name=ATTR_API_PM25,
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native_unit_of_measurement=CONCENTRATION_MICROGRAMS_PER_CUBIC_METER,
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state_class=SensorStateClass.MEASUREMENT,
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),
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SensorEntityDescription(
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key=ATTR_API_O3,
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icon="mdi:blur",
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name=ATTR_API_O3,
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native_unit_of_measurement=CONCENTRATION_PARTS_PER_MILLION,
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state_class=SensorStateClass.MEASUREMENT,
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),
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)
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async def async_setup_entry(
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hass: HomeAssistant,
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config_entry: ConfigEntry,
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async_add_entities: AddEntitiesCallback,
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) -> None:
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"""Set up AirNow sensor entities based on a config entry."""
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coordinator = hass.data[DOMAIN][config_entry.entry_id]
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entities = [AirNowSensor(coordinator, description) for description in SENSOR_TYPES]
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async_add_entities(entities, False)
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class AirNowSensor(CoordinatorEntity[AirNowDataUpdateCoordinator], SensorEntity):
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"""Define an AirNow sensor."""
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_attr_attribution = ATTRIBUTION
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def __init__(
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self,
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coordinator: AirNowDataUpdateCoordinator,
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description: SensorEntityDescription,
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) -> None:
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"""Initialize."""
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super().__init__(coordinator)
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self.entity_description = description
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self._state = None
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self._attrs: dict[str, str] = {}
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self._attr_name = f"AirNow {description.name}"
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self._attr_unique_id = (
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f"{coordinator.latitude}-{coordinator.longitude}-{description.key.lower()}"
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)
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@property
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def native_value(self):
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"""Return the state."""
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self._state = self.coordinator.data.get(self.entity_description.key)
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return self._state
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@property
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def extra_state_attributes(self):
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"""Return the state attributes."""
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if self.entity_description.key == ATTR_API_AQI:
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self._attrs[SENSOR_AQI_ATTR_DESCR] = self.coordinator.data[
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ATTR_API_AQI_DESCRIPTION
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]
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self._attrs[SENSOR_AQI_ATTR_LEVEL] = self.coordinator.data[
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ATTR_API_AQI_LEVEL
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]
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return self._attrs
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