core/homeassistant/components/airzone/switch.py

123 lines
3.6 KiB
Python

"""Support for the Airzone switch."""
from __future__ import annotations
from dataclasses import dataclass
from typing import Any, Final
from aioairzone.const import API_ON, AZD_ON, AZD_ZONES
from homeassistant.components.switch import (
SwitchDeviceClass,
SwitchEntity,
SwitchEntityDescription,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.core import HomeAssistant, callback
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from . import AirzoneConfigEntry
from .coordinator import AirzoneUpdateCoordinator
from .entity import AirzoneEntity, AirzoneZoneEntity
@dataclass(frozen=True, kw_only=True)
class AirzoneSwitchDescription(SwitchEntityDescription):
"""Class to describe an Airzone switch entity."""
api_param: str
ZONE_SWITCH_TYPES: Final[tuple[AirzoneSwitchDescription, ...]] = (
AirzoneSwitchDescription(
api_param=API_ON,
device_class=SwitchDeviceClass.SWITCH,
key=AZD_ON,
),
)
async def async_setup_entry(
hass: HomeAssistant,
entry: AirzoneConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Add Airzone switch from a config_entry."""
coordinator = entry.runtime_data
added_zones: set[str] = set()
def _async_entity_listener() -> None:
"""Handle additions of switch."""
zones_data = coordinator.data.get(AZD_ZONES, {})
received_zones = set(zones_data)
new_zones = received_zones - added_zones
if new_zones:
async_add_entities(
AirzoneZoneSwitch(
coordinator,
description,
entry,
system_zone_id,
zones_data.get(system_zone_id),
)
for system_zone_id in new_zones
for description in ZONE_SWITCH_TYPES
if description.key in zones_data.get(system_zone_id)
)
added_zones.update(new_zones)
entry.async_on_unload(coordinator.async_add_listener(_async_entity_listener))
_async_entity_listener()
class AirzoneBaseSwitch(AirzoneEntity, SwitchEntity):
"""Define an Airzone switch."""
entity_description: AirzoneSwitchDescription
@callback
def _handle_coordinator_update(self) -> None:
"""Update attributes when the coordinator updates."""
self._async_update_attrs()
super()._handle_coordinator_update()
@callback
def _async_update_attrs(self) -> None:
"""Update switch attributes."""
self._attr_is_on = self.get_airzone_value(self.entity_description.key)
class AirzoneZoneSwitch(AirzoneZoneEntity, AirzoneBaseSwitch):
"""Define an Airzone Zone switch."""
def __init__(
self,
coordinator: AirzoneUpdateCoordinator,
description: AirzoneSwitchDescription,
entry: ConfigEntry,
system_zone_id: str,
zone_data: dict[str, Any],
) -> None:
"""Initialize."""
super().__init__(coordinator, entry, system_zone_id, zone_data)
self._attr_name = None
self._attr_unique_id = (
f"{self._attr_unique_id}_{system_zone_id}_{description.key}"
)
self.entity_description = description
self._async_update_attrs()
async def async_turn_on(self, **kwargs: Any) -> None:
"""Turn the entity on."""
param = self.entity_description.api_param
await self._async_update_hvac_params({param: True})
async def async_turn_off(self, **kwargs: Any) -> None:
"""Turn the entity off."""
param = self.entity_description.api_param
await self._async_update_hvac_params({param: False})