94 lines
3.0 KiB
Python
94 lines
3.0 KiB
Python
"""Matter binary sensors."""
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from __future__ import annotations
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from dataclasses import dataclass
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from functools import partial
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from chip.clusters import Objects as clusters
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from matter_server.client.models import device_types
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from homeassistant.components.binary_sensor import (
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BinarySensorDeviceClass,
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BinarySensorEntity,
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BinarySensorEntityDescription,
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)
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.const import Platform
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from homeassistant.core import HomeAssistant, callback
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from homeassistant.helpers.entity_platform import AddEntitiesCallback
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from .entity import MatterEntity, MatterEntityDescriptionBaseClass
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from .helpers import get_matter
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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 Matter binary sensor from Config Entry."""
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matter = get_matter(hass)
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matter.register_platform_handler(Platform.BINARY_SENSOR, async_add_entities)
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class MatterBinarySensor(MatterEntity, BinarySensorEntity):
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"""Representation of a Matter binary sensor."""
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entity_description: MatterBinarySensorEntityDescription
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@callback
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def _update_from_device(self) -> None:
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"""Update from device."""
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self._attr_is_on = self.get_matter_attribute_value(
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# We always subscribe to a single value
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self.entity_description.subscribe_attributes[0],
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)
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class MatterOccupancySensor(MatterBinarySensor):
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"""Representation of a Matter occupancy sensor."""
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_attr_device_class = BinarySensorDeviceClass.OCCUPANCY
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@callback
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def _update_from_device(self) -> None:
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"""Update from device."""
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value = self.get_matter_attribute_value(
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# We always subscribe to a single value
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self.entity_description.subscribe_attributes[0],
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)
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# The first bit = if occupied
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self._attr_is_on = (value & 1 == 1) if value is not None else None
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@dataclass
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class MatterBinarySensorEntityDescription(
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BinarySensorEntityDescription,
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MatterEntityDescriptionBaseClass,
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):
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"""Matter Binary Sensor entity description."""
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# You can't set default values on inherited data classes
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MatterSensorEntityDescriptionFactory = partial(
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MatterBinarySensorEntityDescription, entity_cls=MatterBinarySensor
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)
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DEVICE_ENTITY: dict[
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type[device_types.DeviceType],
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MatterEntityDescriptionBaseClass | list[MatterEntityDescriptionBaseClass],
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] = {
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device_types.ContactSensor: MatterSensorEntityDescriptionFactory(
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key=device_types.ContactSensor,
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name="Contact",
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subscribe_attributes=(clusters.BooleanState.Attributes.StateValue,),
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device_class=BinarySensorDeviceClass.DOOR,
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),
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device_types.OccupancySensor: MatterSensorEntityDescriptionFactory(
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key=device_types.OccupancySensor,
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name="Occupancy",
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entity_cls=MatterOccupancySensor,
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subscribe_attributes=(clusters.OccupancySensing.Attributes.Occupancy,),
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),
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}
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