sensor.py

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"""Support for Minut Point sensors."""
 
from __future__ import annotations
 
import logging
 
from homeassistant.components.sensor import (
    DOMAIN as SENSOR_DOMAIN,
    SensorDeviceClass,
    SensorEntity,
    SensorEntityDescription,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import PERCENTAGE, UnitOfSoundPressure, UnitOfTemperature
from homeassistant.core import HomeAssistant
from homeassistant.helpers.dispatcher import async_dispatcher_connect
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.util.dt import parse_datetime
 
from .const import DOMAIN as POINT_DOMAIN, POINT_DISCOVERY_NEW
from .entity import MinutPointEntity
 
_LOGGER = logging.getLogger(__name__)
 
 
SENSOR_TYPES: tuple[SensorEntityDescription, ...] = (
    SensorEntityDescription(
        key="temperature",
        suggested_display_precision=1,
        device_class=SensorDeviceClass.TEMPERATURE,
        native_unit_of_measurement=UnitOfTemperature.CELSIUS,
    ),
    SensorEntityDescription(
        key="humidity",
        suggested_display_precision=1,
        device_class=SensorDeviceClass.HUMIDITY,
        native_unit_of_measurement=PERCENTAGE,
    ),
    SensorEntityDescription(
        key="sound",
        suggested_display_precision=1,
        device_class=SensorDeviceClass.SOUND_PRESSURE,
        native_unit_of_measurement=UnitOfSoundPressure.WEIGHTED_DECIBEL_A,
    ),
)
 
 
async def async_setup_entry(
    hass: HomeAssistant,
    config_entry: ConfigEntry,
    async_add_entities: AddEntitiesCallback,
) -> None:
    """Set up a Point's sensors based on a config entry."""
 
    async def async_discover_sensor(device_id):
        """Discover and add a discovered sensor."""
        client = config_entry.runtime_data.client
        async_add_entities(
            [
                MinutPointSensor(client, device_id, description)
                for description in SENSOR_TYPES
            ],
            True,
        )
 
    async_dispatcher_connect(
        hass,
        POINT_DISCOVERY_NEW.format(SENSOR_DOMAIN, POINT_DOMAIN),
        async_discover_sensor,
    )
 
 
class MinutPointSensor(MinutPointEntity, SensorEntity):
    """The platform class required by Home Assistant."""
 
    def __init__(
        self, point_client, device_id, description: SensorEntityDescription
    ) -> None:
        """Initialize the sensor."""
        super().__init__(point_client, device_id, description.device_class)
        self.entity_descriptionentity_description = description
 
    async def _update_callback(self):
        """Update the value of the sensor."""
        _LOGGER.debug("Update sensor value for %s", self)
        if self.is_updatedis_updated:
            self._attr_native_value_attr_native_value = await self.devicedevice.sensor(self.device_classdevice_classdevice_class)
            self._updated_updated_updated = parse_datetime(self.devicedevice.last_update)
        self.async_write_ha_stateasync_write_ha_state()