core/homeassistant/components/light/sisyphus.py

79 lines
2.3 KiB
Python

"""
Support for the light on the Sisyphus Kinetic Art Table.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/light.sisyphus/
"""
import logging
from homeassistant.const import CONF_NAME
from homeassistant.components.light import SUPPORT_BRIGHTNESS, Light
from homeassistant.components.sisyphus import DATA_SISYPHUS
_LOGGER = logging.getLogger(__name__)
DEPENDENCIES = ['sisyphus']
SUPPORTED_FEATURES = SUPPORT_BRIGHTNESS
def setup_platform(hass, config, add_devices, discovery_info=None):
"""Set up a single Sisyphus table."""
name = discovery_info[CONF_NAME]
add_devices(
[SisyphusLight(name, hass.data[DATA_SISYPHUS][name])],
update_before_add=True)
class SisyphusLight(Light):
"""Represents a Sisyphus table as a light."""
def __init__(self, name, table):
"""
Constructor.
:param name: name of the table
:param table: sisyphus-control Table object
"""
self._name = name
self._table = table
async def async_added_to_hass(self):
"""Add listeners after this object has been initialized."""
self._table.add_listener(
lambda: self.async_schedule_update_ha_state(False))
@property
def name(self):
"""Return the ame of the table."""
return self._name
@property
def is_on(self):
"""Return True if the table is on."""
return not self._table.is_sleeping
@property
def brightness(self):
"""Return the current brightness of the table's ring light."""
return self._table.brightness * 255
@property
def supported_features(self):
"""Return the features supported by the table; i.e. brightness."""
return SUPPORTED_FEATURES
async def async_turn_off(self, **kwargs):
"""Put the table to sleep."""
await self._table.sleep()
_LOGGER.debug("Sisyphus table %s: sleep")
async def async_turn_on(self, **kwargs):
"""Wake up the table if necessary, optionally changes brightness."""
if not self.is_on:
await self._table.wakeup()
_LOGGER.debug("Sisyphus table %s: wakeup")
if "brightness" in kwargs:
await self._table.set_brightness(kwargs["brightness"] / 255.0)