core/homeassistant/components/light/futurenow.py

131 lines
3.9 KiB
Python

"""
Support for FutureNow Ethernet unit outputs as Lights.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/light.futurenow/
"""
import logging
import voluptuous as vol
from homeassistant.const import (
CONF_NAME, CONF_HOST, CONF_PORT, CONF_DEVICES)
from homeassistant.components.light import (
ATTR_BRIGHTNESS, SUPPORT_BRIGHTNESS, Light,
PLATFORM_SCHEMA)
import homeassistant.helpers.config_validation as cv
REQUIREMENTS = ['pyfnip==0.2']
_LOGGER = logging.getLogger(__name__)
CONF_DRIVER = 'driver'
CONF_DRIVER_FNIP6X10AD = 'FNIP6x10ad'
CONF_DRIVER_FNIP8X10A = 'FNIP8x10a'
CONF_DRIVER_TYPES = [CONF_DRIVER_FNIP6X10AD, CONF_DRIVER_FNIP8X10A]
DEVICE_SCHEMA = vol.Schema({
vol.Required(CONF_NAME): cv.string,
vol.Optional('dimmable', default=False): cv.boolean,
})
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Required(CONF_DRIVER): vol.In(CONF_DRIVER_TYPES),
vol.Required(CONF_HOST): cv.string,
vol.Required(CONF_PORT): cv.port,
vol.Required(CONF_DEVICES): {cv.string: DEVICE_SCHEMA},
})
def setup_platform(hass, config, add_devices, discovery_info=None):
"""Set up the light platform for each FutureNow unit."""
lights = []
for channel, device_config in config[CONF_DEVICES].items():
device = {}
device['name'] = device_config[CONF_NAME]
device['dimmable'] = device_config['dimmable']
device['channel'] = channel
device['driver'] = config[CONF_DRIVER]
device['host'] = config[CONF_HOST]
device['port'] = config[CONF_PORT]
lights.append(FutureNowLight(device))
add_devices(lights, True)
def to_futurenow_level(level):
"""Convert the given HASS light level (0-255) to FutureNow (0-100)."""
return int((level * 100) / 255)
def to_hass_level(level):
"""Convert the given FutureNow (0-100) light level to HASS (0-255)."""
return int((level * 255) / 100)
class FutureNowLight(Light):
"""Representation of an FutureNow light."""
def __init__(self, device):
"""Initialize the light."""
import pyfnip
self._name = device['name']
self._dimmable = device['dimmable']
self._channel = device['channel']
self._brightness = None
self._last_brightness = 255
self._state = None
if device['driver'] == CONF_DRIVER_FNIP6X10AD:
self._light = pyfnip.FNIP6x2adOutput(device['host'],
device['port'],
self._channel)
if device['driver'] == CONF_DRIVER_FNIP8X10A:
self._light = pyfnip.FNIP8x10aOutput(device['host'],
device['port'],
self._channel)
@property
def name(self):
"""Return the name of the device if any."""
return self._name
@property
def is_on(self):
"""Return true if device 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."""
if self._dimmable:
return SUPPORT_BRIGHTNESS
return 0
def turn_on(self, **kwargs):
"""Turn the light on."""
if self._dimmable:
level = kwargs.get(ATTR_BRIGHTNESS, self._last_brightness)
else:
level = 255
self._light.turn_on(to_futurenow_level(level))
def turn_off(self, **kwargs):
"""Turn the light off."""
self._light.turn_off()
if self._brightness:
self._last_brightness = self._brightness
def update(self):
"""Fetch new state data for this light."""
state = int(self._light.is_on())
self._state = bool(state)
self._brightness = to_hass_level(state)