core/homeassistant/components/lightwave/light.py

63 lines
1.8 KiB
Python

"""Support for LightwaveRF lights."""
from homeassistant.components.light import (
ATTR_BRIGHTNESS,
SUPPORT_BRIGHTNESS,
LightEntity,
)
from homeassistant.const import CONF_NAME
from . import LIGHTWAVE_LINK
MAX_BRIGHTNESS = 255
async def async_setup_platform(hass, config, async_add_entities, discovery_info=None):
"""Find and return LightWave lights."""
if not discovery_info:
return
lights = []
lwlink = hass.data[LIGHTWAVE_LINK]
for device_id, device_config in discovery_info.items():
name = device_config[CONF_NAME]
lights.append(LWRFLight(name, device_id, lwlink))
async_add_entities(lights)
class LWRFLight(LightEntity):
"""Representation of a LightWaveRF light."""
_attr_supported_features = SUPPORT_BRIGHTNESS
_attr_should_poll = False
def __init__(self, name, device_id, lwlink):
"""Initialize LWRFLight entity."""
self._attr_name = name
self._device_id = device_id
self._attr_brightness = MAX_BRIGHTNESS
self._lwlink = lwlink
async def async_turn_on(self, **kwargs):
"""Turn the LightWave light on."""
self._attr_is_on = True
if ATTR_BRIGHTNESS in kwargs:
self._attr_brightness = kwargs[ATTR_BRIGHTNESS]
if self._attr_brightness != MAX_BRIGHTNESS:
self._lwlink.turn_on_with_brightness(
self._device_id, self._attr_name, self._attr_brightness
)
else:
self._lwlink.turn_on_light(self._device_id, self._attr_name)
self.async_write_ha_state()
async def async_turn_off(self, **kwargs):
"""Turn the LightWave light off."""
self._attr_is_on = False
self._lwlink.turn_off(self._device_id, self._attr_name)
self.async_write_ha_state()