120 lines
3.5 KiB
Python
120 lines
3.5 KiB
Python
"""
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Support for Insteon lights via PowerLinc Modem.
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For more details about this component, please refer to the documentation at
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https://home-assistant.io/components/insteon_plm/
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"""
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import logging
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import asyncio
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from homeassistant.core import callback
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from homeassistant.components.light import (
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ATTR_BRIGHTNESS, SUPPORT_BRIGHTNESS, Light)
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from homeassistant.loader import get_component
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_LOGGER = logging.getLogger(__name__)
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DEPENDENCIES = ['insteon_plm']
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MAX_BRIGHTNESS = 255
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@asyncio.coroutine
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def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
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"""Set up the Insteon PLM device."""
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plm = hass.data['insteon_plm']
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device_list = []
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for device in discovery_info:
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name = device.get('address')
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address = device.get('address_hex')
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dimmable = bool('dimmable' in device.get('capabilities'))
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_LOGGER.info("Registered %s with light platform", name)
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device_list.append(
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InsteonPLMDimmerDevice(hass, plm, address, name, dimmable)
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)
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async_add_devices(device_list)
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class InsteonPLMDimmerDevice(Light):
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"""A Class for an Insteon device."""
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def __init__(self, hass, plm, address, name, dimmable):
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"""Initialize the light."""
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self._hass = hass
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self._plm = plm.protocol
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self._address = address
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self._name = name
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self._dimmable = dimmable
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self._plm.add_update_callback(
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self.async_light_update, {'address': self._address})
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@property
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def should_poll(self):
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"""No polling needed."""
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return False
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@property
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def address(self):
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"""Return the address of the node."""
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return self._address
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@property
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def name(self):
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"""Return the name of the node."""
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return self._name
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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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onlevel = self._plm.get_device_attr(self._address, 'onlevel')
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_LOGGER.debug("on level for %s is %s", self._address, onlevel)
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return int(onlevel)
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@property
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def is_on(self):
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"""Return the boolean response if the node is on."""
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onlevel = self._plm.get_device_attr(self._address, 'onlevel')
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_LOGGER.debug("on level for %s is %s", self._address, onlevel)
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return bool(onlevel)
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@property
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def supported_features(self):
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"""Flag supported features."""
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if self._dimmable:
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return SUPPORT_BRIGHTNESS
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@property
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def device_state_attributes(self):
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"""Provide attributes for display on device card."""
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insteon_plm = get_component('insteon_plm')
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return insteon_plm.common_attributes(self)
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def get_attr(self, key):
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"""Return specified attribute for this device."""
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return self._plm.get_device_attr(self.address, key)
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@callback
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def async_light_update(self, message):
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"""Receive notification from transport that new data exists."""
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_LOGGER.info("Received update calback from PLM for %s", self._address)
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self._hass.async_add_job(self.async_update_ha_state())
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@asyncio.coroutine
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def async_turn_on(self, **kwargs):
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"""Turn device on."""
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if ATTR_BRIGHTNESS in kwargs:
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brightness = int(kwargs[ATTR_BRIGHTNESS])
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else:
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brightness = MAX_BRIGHTNESS
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self._plm.turn_on(self._address, brightness=brightness)
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@asyncio.coroutine
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def async_turn_off(self, **kwargs):
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"""Turn device off."""
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self._plm.turn_off(self._address)
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