94 lines
2.6 KiB
Python
94 lines
2.6 KiB
Python
"""Linak Sensors"""
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from __future__ import annotations
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from dataclasses import dataclass
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from typing import Any
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from collections.abc import Callable
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from homeassistant.components.sensor import (
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SensorEntity,
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SensorEntityDescription,
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SensorDeviceClass,
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)
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from homeassistant.components.sensor import SensorStateClass
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.const import UnitOfSpeed, UnitOfLength
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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.typing import StateType
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from .model import LinakBluetoothEntity, LinakDataUpdateCoordinator
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from .api import Device
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from .const import DOMAIN
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@dataclass
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class LinakSensorEntityDescriptionMixin:
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"""Mixin for required keys"""
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state_fn: Callable[[Device], Any]
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@dataclass
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class LinakSensorEntityDescription(
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SensorEntityDescription, LinakSensorEntityDescriptionMixin
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):
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"""Describes Linak sensor entity"""
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DEVICE_ENTITY_DESCRIPTIONS: list[LinakSensorEntityDescription] = [
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LinakSensorEntityDescription(
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device_class=SensorDeviceClass.DISTANCE,
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key="height",
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name="Height",
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native_unit_of_measurement=UnitOfLength.MILLIMETERS,
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state_class=SensorStateClass.MEASUREMENT,
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state_fn=lambda device: device.height,
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),
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LinakSensorEntityDescription(
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device_class=SensorDeviceClass.SPEED,
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key="speed",
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name="Speed",
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native_unit_of_measurement=UnitOfSpeed.METERS_PER_SECOND,
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state_class=SensorStateClass.MEASUREMENT,
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state_fn=lambda device: device.speed / 1000,
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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 the sensor platform"""
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coordinator: LinakDataUpdateCoordinator = hass.data[DOMAIN][config_entry.entry_id]
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async_add_entities(
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LinakSensorEntity(coordinator, description)
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for description in DEVICE_ENTITY_DESCRIPTIONS
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)
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class LinakSensorEntity(LinakBluetoothEntity, SensorEntity):
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"""Linak desk sensor"""
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entity_description: LinakSensorEntityDescription
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def __init__(
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self,
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coordinator: LinakDataUpdateCoordinator,
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entity_description: LinakSensorEntityDescription,
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) -> None:
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super().__init__(coordinator)
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self._attr_unique_id = f"{self._device.mac}-{entity_description.key}"
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self.entity_description = entity_description
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@property
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def native_value(self) -> StateType:
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return self.entity_description.state_fn(self._device)
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