47 lines
1.4 KiB
Python
47 lines
1.4 KiB
Python
"""
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homeassistant.components.light.isy994
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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Support for ISY994 lights.
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"""
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import logging
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from homeassistant.components.isy994 import (ISYDeviceABC, ISY, SENSOR_STRING,
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HIDDEN_STRING)
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from homeassistant.components.light import ATTR_BRIGHTNESS
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from homeassistant.const import STATE_ON, STATE_OFF
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def setup_platform(hass, config, add_devices, discovery_info=None):
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""" Sets up the ISY994 platform. """
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logger = logging.getLogger(__name__)
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devs = []
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# verify connection
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if ISY is None or not ISY.connected:
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logger.error('A connection has not been made to the ISY controller.')
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return False
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# import dimmable nodes
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for (path, node) in ISY.nodes:
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if node.dimmable and SENSOR_STRING not in node.name:
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if HIDDEN_STRING in path:
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node.name += HIDDEN_STRING
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devs.append(ISYLightDevice(node))
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add_devices(devs)
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class ISYLightDevice(ISYDeviceABC):
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""" Represents as ISY light. """
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_domain = 'light'
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_dtype = 'analog'
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_attrs = {ATTR_BRIGHTNESS: 'value'}
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_onattrs = [ATTR_BRIGHTNESS]
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_states = [STATE_ON, STATE_OFF]
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def _attr_filter(self, attr):
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""" Filter brightness out of entity while off. """
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if ATTR_BRIGHTNESS in attr and not self.is_on:
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del attr[ATTR_BRIGHTNESS]
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return attr
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