111 lines
3.7 KiB
Python
111 lines
3.7 KiB
Python
"""Switches on Zigbee Home Automation networks."""
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import logging
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from zigpy.zcl.foundation import Status
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from homeassistant.components.switch import DOMAIN, SwitchDevice
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from homeassistant.const import STATE_ON
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from homeassistant.core import callback
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from homeassistant.helpers.dispatcher import async_dispatcher_connect
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from .core.const import (
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DATA_ZHA, DATA_ZHA_DISPATCHERS, ZHA_DISCOVERY_NEW, ON_OFF_CHANNEL,
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SIGNAL_ATTR_UPDATED
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)
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from .entity import ZhaEntity
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_LOGGER = logging.getLogger(__name__)
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async def async_setup_platform(hass, config, async_add_entities,
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discovery_info=None):
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"""Old way of setting up Zigbee Home Automation switches."""
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pass
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async def async_setup_entry(hass, config_entry, async_add_entities):
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"""Set up the Zigbee Home Automation switch from config entry."""
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async def async_discover(discovery_info):
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await _async_setup_entities(hass, config_entry, async_add_entities,
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[discovery_info])
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unsub = async_dispatcher_connect(
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hass, ZHA_DISCOVERY_NEW.format(DOMAIN), async_discover)
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hass.data[DATA_ZHA][DATA_ZHA_DISPATCHERS].append(unsub)
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switches = hass.data.get(DATA_ZHA, {}).get(DOMAIN)
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if switches is not None:
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await _async_setup_entities(hass, config_entry, async_add_entities,
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switches.values())
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del hass.data[DATA_ZHA][DOMAIN]
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async def _async_setup_entities(hass, config_entry, async_add_entities,
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discovery_infos):
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"""Set up the ZHA switches."""
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entities = []
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for discovery_info in discovery_infos:
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entities.append(Switch(**discovery_info))
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async_add_entities(entities, update_before_add=True)
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class Switch(ZhaEntity, SwitchDevice):
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"""ZHA switch."""
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_domain = DOMAIN
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def __init__(self, **kwargs):
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"""Initialize the ZHA switch."""
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super().__init__(**kwargs)
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self._on_off_channel = self.cluster_channels.get(ON_OFF_CHANNEL)
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@property
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def is_on(self) -> bool:
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"""Return if the switch is on based on the statemachine."""
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if self._state is None:
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return False
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return self._state
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async def async_turn_on(self, **kwargs):
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"""Turn the entity on."""
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result = await self._on_off_channel.on()
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if not isinstance(result, list) or result[1] is not Status.SUCCESS:
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return
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self._state = True
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self.async_schedule_update_ha_state()
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async def async_turn_off(self, **kwargs):
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"""Turn the entity off."""
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result = await self._on_off_channel.off()
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if not isinstance(result, list) or result[1] is not Status.SUCCESS:
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return
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self._state = False
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self.async_schedule_update_ha_state()
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def async_set_state(self, state):
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"""Handle state update from channel."""
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self._state = bool(state)
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self.async_schedule_update_ha_state()
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@property
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def device_state_attributes(self):
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"""Return state attributes."""
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return self.state_attributes
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async def async_added_to_hass(self):
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"""Run when about to be added to hass."""
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await super().async_added_to_hass()
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await self.async_accept_signal(
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self._on_off_channel, SIGNAL_ATTR_UPDATED, self.async_set_state)
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@callback
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def async_restore_last_state(self, last_state):
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"""Restore previous state."""
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self._state = last_state.state == STATE_ON
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async def async_update(self):
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"""Attempt to retrieve on off state from the switch."""
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await super().async_update()
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if self._on_off_channel:
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self._state = await self._on_off_channel.get_attribute_value(
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'on_off')
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