mirror of
https://github.com/home-assistant/core
synced 2024-09-03 08:14:07 +02:00
123 lines
3.7 KiB
Python
123 lines
3.7 KiB
Python
"""Support for RFXtrx lights."""
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from __future__ import annotations
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import logging
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import RFXtrx as rfxtrxmod
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from homeassistant.components.light import ATTR_BRIGHTNESS, ColorMode, LightEntity
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.const import STATE_ON
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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 . import DeviceTuple, RfxtrxCommandEntity, async_setup_platform_entry
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from .const import COMMAND_OFF_LIST, COMMAND_ON_LIST
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_LOGGER = logging.getLogger(__name__)
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def supported(event: rfxtrxmod.RFXtrxEvent):
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"""Return whether an event supports light."""
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return (
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isinstance(event.device, rfxtrxmod.LightingDevice)
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and event.device.known_to_be_dimmable
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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 config entry."""
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def _constructor(
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event: rfxtrxmod.RFXtrxEvent,
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auto: rfxtrxmod.RFXtrxEvent | None,
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device_id: DeviceTuple,
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entity_info: dict,
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):
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return [
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RfxtrxLight(
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event.device,
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device_id,
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event=event if auto else None,
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)
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]
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await async_setup_platform_entry(
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hass, config_entry, async_add_entities, supported, _constructor
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)
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class RfxtrxLight(RfxtrxCommandEntity, LightEntity):
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"""Representation of a RFXtrx light."""
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_attr_color_mode = ColorMode.BRIGHTNESS
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_attr_supported_color_modes = {ColorMode.BRIGHTNESS}
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_brightness = 0
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_device: rfxtrxmod.LightingDevice
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async def async_added_to_hass(self):
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"""Restore RFXtrx device state (ON/OFF)."""
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await super().async_added_to_hass()
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if self._event is None:
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old_state = await self.async_get_last_state()
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if old_state is not None:
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self._state = old_state.state == STATE_ON
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self._brightness = old_state.attributes.get(ATTR_BRIGHTNESS)
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@property
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def brightness(self):
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"""Return the brightness of this light between 0..255."""
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return self._brightness
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@property
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def is_on(self):
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"""Return true if device is on."""
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return self._state
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async def async_turn_on(self, **kwargs):
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"""Turn the device on."""
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brightness = kwargs.get(ATTR_BRIGHTNESS)
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self._state = True
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if brightness is None:
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await self._async_send(self._device.send_on)
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self._brightness = 255
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else:
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await self._async_send(self._device.send_dim, brightness * 100 // 255)
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self._brightness = brightness
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self.async_write_ha_state()
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async def async_turn_off(self, **kwargs):
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"""Turn the device off."""
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await self._async_send(self._device.send_off)
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self._state = False
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self._brightness = 0
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self.async_write_ha_state()
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def _apply_event(self, event: rfxtrxmod.RFXtrxEvent):
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"""Apply command from rfxtrx."""
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assert isinstance(event, rfxtrxmod.ControlEvent)
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super()._apply_event(event)
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if event.values["Command"] in COMMAND_ON_LIST:
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self._state = True
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elif event.values["Command"] in COMMAND_OFF_LIST:
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self._state = False
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elif event.values["Command"] == "Set level":
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self._brightness = event.values["Dim level"] * 255 // 100
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self._state = self._brightness > 0
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@callback
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def _handle_event(self, event, device_id):
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"""Check if event applies to me and update."""
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if device_id != self._device_id:
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return
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self._apply_event(event)
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self.async_write_ha_state()
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