134 lines
4.6 KiB
Python
134 lines
4.6 KiB
Python
"""Switches on Zigbee Home Automation networks."""
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import functools
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import logging
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from typing import Any, List
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from zigpy.zcl.clusters.general import OnOff
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from zigpy.zcl.foundation import Status
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from homeassistant.components.switch import DOMAIN, SwitchEntity
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from homeassistant.const import STATE_ON, STATE_UNAVAILABLE
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from homeassistant.core import State, callback
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from homeassistant.helpers.dispatcher import async_dispatcher_connect
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from .core import discovery
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from .core.const import (
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CHANNEL_ON_OFF,
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DATA_ZHA,
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DATA_ZHA_DISPATCHERS,
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SIGNAL_ADD_ENTITIES,
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SIGNAL_ATTR_UPDATED,
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)
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from .core.registries import ZHA_ENTITIES
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from .entity import ZhaEntity, ZhaGroupEntity
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_LOGGER = logging.getLogger(__name__)
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STRICT_MATCH = functools.partial(ZHA_ENTITIES.strict_match, DOMAIN)
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GROUP_MATCH = functools.partial(ZHA_ENTITIES.group_match, DOMAIN)
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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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entities_to_create = hass.data[DATA_ZHA][DOMAIN]
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unsub = async_dispatcher_connect(
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hass,
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SIGNAL_ADD_ENTITIES,
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functools.partial(
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discovery.async_add_entities, async_add_entities, entities_to_create
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),
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)
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hass.data[DATA_ZHA][DATA_ZHA_DISPATCHERS].append(unsub)
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class BaseSwitch(SwitchEntity):
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"""Common base class for zha switches."""
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def __init__(self, *args, **kwargs):
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"""Initialize the ZHA switch."""
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self._on_off_channel = None
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self._state = None
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super().__init__(*args, **kwargs)
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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) -> None:
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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_write_ha_state()
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async def async_turn_off(self, **kwargs) -> None:
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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_write_ha_state()
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@STRICT_MATCH(channel_names=CHANNEL_ON_OFF)
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class Switch(BaseSwitch, ZhaEntity):
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"""ZHA switch."""
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def __init__(self, unique_id, zha_device, channels, **kwargs):
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"""Initialize the ZHA switch."""
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super().__init__(unique_id, zha_device, channels, **kwargs)
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self._on_off_channel = self.cluster_channels.get(CHANNEL_ON_OFF)
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@callback
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def async_set_state(self, attr_id: int, attr_name: str, value: Any):
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"""Handle state update from channel."""
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self._state = bool(value)
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self.async_write_ha_state()
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async def async_added_to_hass(self) -> None:
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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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self.async_accept_signal(
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self._on_off_channel, SIGNAL_ATTR_UPDATED, self.async_set_state
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)
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@callback
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def async_restore_last_state(self, last_state) -> None:
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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) -> None:
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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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state = await self._on_off_channel.get_attribute_value("on_off")
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if state is not None:
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self._state = state
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@GROUP_MATCH()
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class SwitchGroup(BaseSwitch, ZhaGroupEntity):
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"""Representation of a switch group."""
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def __init__(
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self, entity_ids: List[str], unique_id: str, group_id: int, zha_device, **kwargs
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) -> None:
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"""Initialize a switch group."""
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super().__init__(entity_ids, unique_id, group_id, zha_device, **kwargs)
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self._available: bool = False
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group = self.zha_device.gateway.get_group(self._group_id)
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self._on_off_channel = group.endpoint[OnOff.cluster_id]
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async def async_update(self) -> None:
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"""Query all members and determine the light group state."""
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all_states = [self.hass.states.get(x) for x in self._entity_ids]
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states: List[State] = list(filter(None, all_states))
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on_states = [state for state in states if state.state == STATE_ON]
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self._state = len(on_states) > 0
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self._available = any(state.state != STATE_UNAVAILABLE for state in states)
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