core/homeassistant/components/airthings_ble/sensor.py

234 lines
7.9 KiB
Python

"""Support for airthings ble sensors."""
from __future__ import annotations
import dataclasses
import logging
from airthings_ble import AirthingsDevice
from homeassistant.components.sensor import (
SensorDeviceClass,
SensorEntity,
SensorEntityDescription,
SensorStateClass,
)
from homeassistant.const import (
CONCENTRATION_PARTS_PER_BILLION,
CONCENTRATION_PARTS_PER_MILLION,
PERCENTAGE,
EntityCategory,
Platform,
UnitOfPressure,
UnitOfTemperature,
)
from homeassistant.core import HomeAssistant, callback
from homeassistant.helpers import device_registry as dr, entity_registry as er
from homeassistant.helpers.device_registry import CONNECTION_BLUETOOTH, DeviceInfo
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.helpers.entity_registry import (
RegistryEntry,
async_entries_for_device,
)
from homeassistant.helpers.typing import StateType
from homeassistant.helpers.update_coordinator import CoordinatorEntity
from homeassistant.util.unit_system import METRIC_SYSTEM
from .const import DOMAIN, VOLUME_BECQUEREL, VOLUME_PICOCURIE
from .coordinator import AirthingsBLEConfigEntry, AirthingsBLEDataUpdateCoordinator
_LOGGER = logging.getLogger(__name__)
SENSORS_MAPPING_TEMPLATE: dict[str, SensorEntityDescription] = {
"radon_1day_avg": SensorEntityDescription(
key="radon_1day_avg",
translation_key="radon_1day_avg",
native_unit_of_measurement=VOLUME_BECQUEREL,
suggested_display_precision=0,
state_class=SensorStateClass.MEASUREMENT,
),
"radon_longterm_avg": SensorEntityDescription(
key="radon_longterm_avg",
translation_key="radon_longterm_avg",
native_unit_of_measurement=VOLUME_BECQUEREL,
suggested_display_precision=0,
state_class=SensorStateClass.MEASUREMENT,
),
"radon_1day_level": SensorEntityDescription(
key="radon_1day_level",
translation_key="radon_1day_level",
),
"radon_longterm_level": SensorEntityDescription(
key="radon_longterm_level",
translation_key="radon_longterm_level",
),
"temperature": SensorEntityDescription(
key="temperature",
device_class=SensorDeviceClass.TEMPERATURE,
native_unit_of_measurement=UnitOfTemperature.CELSIUS,
state_class=SensorStateClass.MEASUREMENT,
),
"humidity": SensorEntityDescription(
key="humidity",
device_class=SensorDeviceClass.HUMIDITY,
native_unit_of_measurement=PERCENTAGE,
state_class=SensorStateClass.MEASUREMENT,
),
"pressure": SensorEntityDescription(
key="pressure",
device_class=SensorDeviceClass.ATMOSPHERIC_PRESSURE,
native_unit_of_measurement=UnitOfPressure.MBAR,
state_class=SensorStateClass.MEASUREMENT,
),
"battery": SensorEntityDescription(
key="battery",
device_class=SensorDeviceClass.BATTERY,
native_unit_of_measurement=PERCENTAGE,
state_class=SensorStateClass.MEASUREMENT,
entity_category=EntityCategory.DIAGNOSTIC,
),
"co2": SensorEntityDescription(
key="co2",
device_class=SensorDeviceClass.CO2,
native_unit_of_measurement=CONCENTRATION_PARTS_PER_MILLION,
state_class=SensorStateClass.MEASUREMENT,
),
"voc": SensorEntityDescription(
key="voc",
device_class=SensorDeviceClass.VOLATILE_ORGANIC_COMPOUNDS_PARTS,
native_unit_of_measurement=CONCENTRATION_PARTS_PER_BILLION,
state_class=SensorStateClass.MEASUREMENT,
),
"illuminance": SensorEntityDescription(
key="illuminance",
translation_key="illuminance",
native_unit_of_measurement=PERCENTAGE,
state_class=SensorStateClass.MEASUREMENT,
),
}
@callback
def async_migrate(hass: HomeAssistant, address: str, sensor_name: str) -> None:
"""Migrate entities to new unique ids (with BLE Address)."""
ent_reg = er.async_get(hass)
unique_id_trailer = f"_{sensor_name}"
new_unique_id = f"{address}{unique_id_trailer}"
if ent_reg.async_get_entity_id(DOMAIN, Platform.SENSOR, new_unique_id):
# New unique id already exists
return
dev_reg = dr.async_get(hass)
if not (
device := dev_reg.async_get_device(
connections={(CONNECTION_BLUETOOTH, address)}
)
):
return
entities = async_entries_for_device(
ent_reg,
device_id=device.id,
include_disabled_entities=True,
)
matching_reg_entry: RegistryEntry | None = None
for entry in entities:
if entry.unique_id.endswith(unique_id_trailer) and (
not matching_reg_entry or "(" not in entry.unique_id
):
matching_reg_entry = entry
if not matching_reg_entry or matching_reg_entry.unique_id == new_unique_id:
# Already has the newest unique id format
return
entity_id = matching_reg_entry.entity_id
ent_reg.async_update_entity(entity_id=entity_id, new_unique_id=new_unique_id)
_LOGGER.debug("Migrated entity '%s' to unique id '%s'", entity_id, new_unique_id)
async def async_setup_entry(
hass: HomeAssistant,
entry: AirthingsBLEConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Set up the Airthings BLE sensors."""
is_metric = hass.config.units is METRIC_SYSTEM
coordinator = entry.runtime_data
# we need to change some units
sensors_mapping = SENSORS_MAPPING_TEMPLATE.copy()
if not is_metric:
for key, val in sensors_mapping.items():
if val.native_unit_of_measurement is not VOLUME_BECQUEREL:
continue
sensors_mapping[key] = dataclasses.replace(
val,
native_unit_of_measurement=VOLUME_PICOCURIE,
suggested_display_precision=1,
)
entities = []
_LOGGER.debug("got sensors: %s", coordinator.data.sensors)
for sensor_type, sensor_value in coordinator.data.sensors.items():
if sensor_type not in sensors_mapping:
_LOGGER.debug(
"Unknown sensor type detected: %s, %s",
sensor_type,
sensor_value,
)
continue
async_migrate(hass, coordinator.data.address, sensor_type)
entities.append(
AirthingsSensor(coordinator, coordinator.data, sensors_mapping[sensor_type])
)
async_add_entities(entities)
class AirthingsSensor(
CoordinatorEntity[AirthingsBLEDataUpdateCoordinator], SensorEntity
):
"""Airthings BLE sensors for the device."""
_attr_has_entity_name = True
def __init__(
self,
coordinator: AirthingsBLEDataUpdateCoordinator,
airthings_device: AirthingsDevice,
entity_description: SensorEntityDescription,
) -> None:
"""Populate the airthings entity with relevant data."""
super().__init__(coordinator)
self.entity_description = entity_description
name = airthings_device.name
if identifier := airthings_device.identifier:
name += f" ({identifier})"
self._attr_unique_id = f"{airthings_device.address}_{entity_description.key}"
self._attr_device_info = DeviceInfo(
connections={
(
CONNECTION_BLUETOOTH,
airthings_device.address,
)
},
name=name,
manufacturer=airthings_device.manufacturer,
hw_version=airthings_device.hw_version,
sw_version=airthings_device.sw_version,
model=airthings_device.model.product_name,
)
@property
def available(self) -> bool:
"""Check if device and sensor is available in data."""
return (
super().available
and self.entity_description.key in self.coordinator.data.sensors
)
@property
def native_value(self) -> StateType:
"""Return the value reported by the sensor."""
return self.coordinator.data.sensors[self.entity_description.key]