core/homeassistant/components/light/tellstick.py

96 lines
3.5 KiB
Python

"""
Support for Tellstick lights.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/light.tellstick/
"""
import voluptuous as vol
from homeassistant.components import tellstick
from homeassistant.components.light import (ATTR_BRIGHTNESS,
SUPPORT_BRIGHTNESS, Light)
from homeassistant.components.tellstick import (DEFAULT_SIGNAL_REPETITIONS,
ATTR_DISCOVER_DEVICES,
ATTR_DISCOVER_CONFIG)
PLATFORM_SCHEMA = vol.Schema({vol.Required("platform"): tellstick.DOMAIN})
SUPPORT_TELLSTICK = SUPPORT_BRIGHTNESS
# pylint: disable=unused-argument
def setup_platform(hass, config, add_devices, discovery_info=None):
"""Setup Tellstick lights."""
if (discovery_info is None or
discovery_info[ATTR_DISCOVER_DEVICES] is None or
tellstick.TELLCORE_REGISTRY is None):
return
signal_repetitions = discovery_info.get(ATTR_DISCOVER_CONFIG,
DEFAULT_SIGNAL_REPETITIONS)
add_devices(TellstickLight(
tellstick.TELLCORE_REGISTRY.get_device(switch_id), signal_repetitions)
for switch_id in discovery_info[ATTR_DISCOVER_DEVICES])
class TellstickLight(tellstick.TellstickDevice, Light):
"""Representation of a Tellstick light."""
def __init__(self, tellstick_device, signal_repetitions):
"""Initialize the light."""
self._brightness = 255
tellstick.TellstickDevice.__init__(self,
tellstick_device,
signal_repetitions)
@property
def is_on(self):
"""Return true if switch is on."""
return self._state
@property
def brightness(self):
"""Return the brightness of this light between 0..255."""
return self._brightness
@property
def supported_features(self):
"""Flag supported features."""
return SUPPORT_TELLSTICK
def set_tellstick_state(self, last_command_sent, last_data_sent):
"""Update the internal representation of the switch."""
from tellcore.constants import TELLSTICK_TURNON, TELLSTICK_DIM
if last_command_sent == TELLSTICK_DIM:
if last_data_sent is not None:
self._brightness = int(last_data_sent)
self._state = self._brightness > 0
else:
self._state = last_command_sent == TELLSTICK_TURNON
def _send_tellstick_command(self, command, data):
"""Handle the turn_on / turn_off commands."""
from tellcore.constants import (TELLSTICK_TURNOFF, TELLSTICK_DIM)
if command == TELLSTICK_TURNOFF:
self.tellstick_device.turn_off()
elif command == TELLSTICK_DIM:
self.tellstick_device.dim(self._brightness)
else:
raise NotImplementedError(
"Command not implemented: {}".format(command))
def turn_on(self, **kwargs):
"""Turn the switch on."""
from tellcore.constants import TELLSTICK_DIM
brightness = kwargs.get(ATTR_BRIGHTNESS)
if brightness is not None:
self._brightness = brightness
self.call_tellstick(TELLSTICK_DIM, self._brightness)
def turn_off(self, **kwargs):
"""Turn the switch off."""
from tellcore.constants import TELLSTICK_TURNOFF
self.call_tellstick(TELLSTICK_TURNOFF)