core/homeassistant/components/switch/zwave.py

65 lines
2.0 KiB
Python

"""
Z-Wave platform that handles simple binary switches.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/switch.zwave/
"""
# Because we do not compile openzwave on CI
# pylint: disable=import-error
from homeassistant.components.switch import DOMAIN, SwitchDevice
from homeassistant.components import zwave
# pylint: disable=unused-argument
def setup_platform(hass, config, add_devices, discovery_info=None):
"""Setup the Z-Wave platform."""
if discovery_info is None or zwave.NETWORK is None:
return
node = zwave.NETWORK.nodes[discovery_info[zwave.ATTR_NODE_ID]]
value = node.values[discovery_info[zwave.ATTR_VALUE_ID]]
if value.command_class != zwave.COMMAND_CLASS_SWITCH_BINARY:
return
if value.type != zwave.TYPE_BOOL:
return
if value.genre != zwave.GENRE_USER:
return
value.set_change_verified(False)
add_devices([ZwaveSwitch(value)])
class ZwaveSwitch(zwave.ZWaveDeviceEntity, SwitchDevice):
"""Representation of a Z-Wave switch."""
def __init__(self, value):
"""Initialize the Z-Wave switch device."""
from openzwave.network import ZWaveNetwork
from pydispatch import dispatcher
zwave.ZWaveDeviceEntity.__init__(self, value, DOMAIN)
self._state = value.data
dispatcher.connect(
self._value_changed, ZWaveNetwork.SIGNAL_VALUE_CHANGED)
def _value_changed(self, value):
"""Called when a value has changed on the network."""
if self._value.value_id == value.value_id:
self._state = value.data
self.update_ha_state()
@property
def is_on(self):
"""Return true if device is on."""
return self._state
def turn_on(self, **kwargs):
"""Turn the device on."""
self._value.node.set_switch(self._value.value_id, True)
def turn_off(self, **kwargs):
"""Turn the device off."""
self._value.node.set_switch(self._value.value_id, False)