cb7e492e81
* Add switch_as_x integration * Address review comments * Add translation strings * Rename entity_type option to target_domain * Move LightSwitch class definition to switch_as_x/light.py * Update manifest * Move tests
102 lines
3.2 KiB
Python
102 lines
3.2 KiB
Python
"""Light support for switch entities."""
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from __future__ import annotations
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from typing import Any
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from homeassistant.components.light import COLOR_MODE_ONOFF, LightEntity
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from homeassistant.components.switch.const import DOMAIN as SWITCH_DOMAIN
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.const import (
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ATTR_ENTITY_ID,
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CONF_ENTITY_ID,
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SERVICE_TURN_OFF,
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SERVICE_TURN_ON,
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STATE_ON,
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STATE_UNAVAILABLE,
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)
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from homeassistant.core import Event, HomeAssistant, callback
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from homeassistant.helpers import entity_registry as er
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from homeassistant.helpers.entity_platform import AddEntitiesCallback
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from homeassistant.helpers.event import async_track_state_change_event
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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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"""Initialize Light Switch config entry."""
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registry = er.async_get(hass)
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entity_id = er.async_validate_entity_id(
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registry, config_entry.options[CONF_ENTITY_ID]
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)
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async_add_entities(
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[
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LightSwitch(
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config_entry.title,
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entity_id,
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config_entry.entry_id,
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)
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]
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)
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class LightSwitch(LightEntity):
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"""Represents a Switch as a Light."""
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_attr_color_mode = COLOR_MODE_ONOFF
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_attr_should_poll = False
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_attr_supported_color_modes = {COLOR_MODE_ONOFF}
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def __init__(self, name: str, switch_entity_id: str, unique_id: str | None) -> None:
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"""Initialize Light Switch."""
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self._attr_name = name
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self._attr_unique_id = unique_id
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self._switch_entity_id = switch_entity_id
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async def async_turn_on(self, **kwargs: Any) -> None:
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"""Forward the turn_on command to the switch in this light switch."""
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await self.hass.services.async_call(
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SWITCH_DOMAIN,
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SERVICE_TURN_ON,
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{ATTR_ENTITY_ID: self._switch_entity_id},
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blocking=True,
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context=self._context,
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)
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async def async_turn_off(self, **kwargs: Any) -> None:
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"""Forward the turn_off command to the switch in this light switch."""
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await self.hass.services.async_call(
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SWITCH_DOMAIN,
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SERVICE_TURN_OFF,
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{ATTR_ENTITY_ID: self._switch_entity_id},
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blocking=True,
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context=self._context,
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)
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async def async_added_to_hass(self) -> None:
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"""Register callbacks."""
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@callback
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def async_state_changed_listener(event: Event | None = None) -> None:
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"""Handle child updates."""
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if (
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state := self.hass.states.get(self._switch_entity_id)
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) is None or state.state == STATE_UNAVAILABLE:
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self._attr_available = False
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return
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self._attr_available = True
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self._attr_is_on = state.state == STATE_ON
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self.async_write_ha_state()
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self.async_on_remove(
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async_track_state_change_event(
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self.hass, [self._switch_entity_id], async_state_changed_listener
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)
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)
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# Call once on adding
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async_state_changed_listener()
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