core/homeassistant/components/zha/fan.py

316 lines
10 KiB
Python

"""Fans on Zigbee Home Automation networks."""
from __future__ import annotations
from abc import abstractmethod
import functools
import math
from typing import Any
from zigpy.zcl.clusters import hvac
from homeassistant.components.fan import (
ATTR_PERCENTAGE,
ATTR_PRESET_MODE,
FanEntity,
FanEntityFeature,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import STATE_UNAVAILABLE, Platform
from homeassistant.core import HomeAssistant, State, callback
from homeassistant.helpers.dispatcher import async_dispatcher_connect
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.util.percentage import (
percentage_to_ranged_value,
ranged_value_to_percentage,
)
from homeassistant.util.scaling import int_states_in_range
from .core import discovery
from .core.cluster_handlers import wrap_zigpy_exceptions
from .core.const import CLUSTER_HANDLER_FAN, SIGNAL_ADD_ENTITIES, SIGNAL_ATTR_UPDATED
from .core.helpers import get_zha_data
from .core.registries import ZHA_ENTITIES
from .entity import ZhaEntity, ZhaGroupEntity
# Additional speeds in zigbee's ZCL
# Spec is unclear as to what this value means. On King Of Fans HBUniversal
# receiver, this means Very High.
PRESET_MODE_ON = "on"
# The fan speed is self-regulated
PRESET_MODE_AUTO = "auto"
# When the heated/cooled space is occupied, the fan is always on
PRESET_MODE_SMART = "smart"
SPEED_RANGE = (1, 3) # off is not included
PRESET_MODES_TO_NAME = {4: PRESET_MODE_ON, 5: PRESET_MODE_AUTO, 6: PRESET_MODE_SMART}
DEFAULT_ON_PERCENTAGE = 50
STRICT_MATCH = functools.partial(ZHA_ENTITIES.strict_match, Platform.FAN)
GROUP_MATCH = functools.partial(ZHA_ENTITIES.group_match, Platform.FAN)
MULTI_MATCH = functools.partial(ZHA_ENTITIES.multipass_match, Platform.FAN)
async def async_setup_entry(
hass: HomeAssistant,
config_entry: ConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Set up the Zigbee Home Automation fan from config entry."""
zha_data = get_zha_data(hass)
entities_to_create = zha_data.platforms[Platform.FAN]
unsub = async_dispatcher_connect(
hass,
SIGNAL_ADD_ENTITIES,
functools.partial(
discovery.async_add_entities,
async_add_entities,
entities_to_create,
),
)
config_entry.async_on_unload(unsub)
class BaseFan(FanEntity):
"""Base representation of a ZHA fan."""
_attr_supported_features = FanEntityFeature.SET_SPEED
_attr_translation_key: str = "fan"
@property
def preset_modes(self) -> list[str]:
"""Return the available preset modes."""
return list(self.preset_modes_to_name.values())
@property
def preset_modes_to_name(self) -> dict[int, str]:
"""Return a dict from preset mode to name."""
return PRESET_MODES_TO_NAME
@property
def preset_name_to_mode(self) -> dict[str, int]:
"""Return a dict from preset name to mode."""
return {v: k for k, v in self.preset_modes_to_name.items()}
@property
def default_on_percentage(self) -> int:
"""Return the default on percentage."""
return DEFAULT_ON_PERCENTAGE
@property
def speed_range(self) -> tuple[int, int]:
"""Return the range of speeds the fan supports. Off is not included."""
return SPEED_RANGE
@property
def speed_count(self) -> int:
"""Return the number of speeds the fan supports."""
return int_states_in_range(self.speed_range)
async def async_turn_on(
self,
percentage: int | None = None,
preset_mode: str | None = None,
**kwargs: Any,
) -> None:
"""Turn the entity on."""
if percentage is None:
percentage = self.default_on_percentage
await self.async_set_percentage(percentage)
async def async_turn_off(self, **kwargs: Any) -> None:
"""Turn the entity off."""
await self.async_set_percentage(0)
async def async_set_percentage(self, percentage: int) -> None:
"""Set the speed percentage of the fan."""
fan_mode = math.ceil(percentage_to_ranged_value(self.speed_range, percentage))
await self._async_set_fan_mode(fan_mode)
async def async_set_preset_mode(self, preset_mode: str) -> None:
"""Set the preset mode for the fan."""
await self._async_set_fan_mode(self.preset_name_to_mode[preset_mode])
@abstractmethod
async def _async_set_fan_mode(self, fan_mode: int) -> None:
"""Set the fan mode for the fan."""
@callback
def async_set_state(self, attr_id, attr_name, value):
"""Handle state update from cluster handler."""
@STRICT_MATCH(cluster_handler_names=CLUSTER_HANDLER_FAN)
class ZhaFan(BaseFan, ZhaEntity):
"""Representation of a ZHA fan."""
def __init__(self, unique_id, zha_device, cluster_handlers, **kwargs):
"""Init this sensor."""
super().__init__(unique_id, zha_device, cluster_handlers, **kwargs)
self._fan_cluster_handler = self.cluster_handlers.get(CLUSTER_HANDLER_FAN)
async def async_added_to_hass(self) -> None:
"""Run when about to be added to hass."""
await super().async_added_to_hass()
self.async_accept_signal(
self._fan_cluster_handler, SIGNAL_ATTR_UPDATED, self.async_set_state
)
@property
def percentage(self) -> int | None:
"""Return the current speed percentage."""
if (
self._fan_cluster_handler.fan_mode is None
or self._fan_cluster_handler.fan_mode > self.speed_range[1]
):
return None
if self._fan_cluster_handler.fan_mode == 0:
return 0
return ranged_value_to_percentage(
self.speed_range, self._fan_cluster_handler.fan_mode
)
@property
def preset_mode(self) -> str | None:
"""Return the current preset mode."""
return self.preset_modes_to_name.get(self._fan_cluster_handler.fan_mode)
@callback
def async_set_state(self, attr_id, attr_name, value):
"""Handle state update from cluster handler."""
self.async_write_ha_state()
async def _async_set_fan_mode(self, fan_mode: int) -> None:
"""Set the fan mode for the fan."""
await self._fan_cluster_handler.async_set_speed(fan_mode)
self.async_set_state(0, "fan_mode", fan_mode)
@GROUP_MATCH()
class FanGroup(BaseFan, ZhaGroupEntity):
"""Representation of a fan group."""
_attr_translation_key: str = "fan_group"
def __init__(
self, entity_ids: list[str], unique_id: str, group_id: int, zha_device, **kwargs
) -> None:
"""Initialize a fan group."""
super().__init__(entity_ids, unique_id, group_id, zha_device, **kwargs)
self._available: bool = False
group = self.zha_device.gateway.get_group(self._group_id)
self._fan_cluster_handler = group.endpoint[hvac.Fan.cluster_id]
self._percentage = None
self._preset_mode = None
@property
def percentage(self) -> int | None:
"""Return the current speed percentage."""
return self._percentage
@property
def preset_mode(self) -> str | None:
"""Return the current preset mode."""
return self._preset_mode
async def _async_set_fan_mode(self, fan_mode: int) -> None:
"""Set the fan mode for the group."""
with wrap_zigpy_exceptions():
await self._fan_cluster_handler.write_attributes({"fan_mode": fan_mode})
self.async_set_state(0, "fan_mode", fan_mode)
async def async_update(self) -> None:
"""Attempt to retrieve on off state from the fan."""
all_states = [self.hass.states.get(x) for x in self._entity_ids]
states: list[State] = list(filter(None, all_states))
percentage_states: list[State] = [
state for state in states if state.attributes.get(ATTR_PERCENTAGE)
]
preset_mode_states: list[State] = [
state for state in states if state.attributes.get(ATTR_PRESET_MODE)
]
self._available = any(state.state != STATE_UNAVAILABLE for state in states)
if percentage_states:
self._percentage = percentage_states[0].attributes[ATTR_PERCENTAGE]
self._preset_mode = None
elif preset_mode_states:
self._preset_mode = preset_mode_states[0].attributes[ATTR_PRESET_MODE]
self._percentage = None
else:
self._percentage = None
self._preset_mode = None
async def async_added_to_hass(self) -> None:
"""Run when about to be added to hass."""
await self.async_update()
await super().async_added_to_hass()
IKEA_SPEED_RANGE = (1, 10) # off is not included
IKEA_PRESET_MODES_TO_NAME = {
1: PRESET_MODE_AUTO,
2: "Speed 1",
3: "Speed 1.5",
4: "Speed 2",
5: "Speed 2.5",
6: "Speed 3",
7: "Speed 3.5",
8: "Speed 4",
9: "Speed 4.5",
10: "Speed 5",
}
@MULTI_MATCH(
cluster_handler_names="ikea_airpurifier",
models={"STARKVIND Air purifier", "STARKVIND Air purifier table"},
)
class IkeaFan(ZhaFan):
"""Representation of an Ikea fan."""
def __init__(self, unique_id, zha_device, cluster_handlers, **kwargs) -> None:
"""Init this sensor."""
super().__init__(unique_id, zha_device, cluster_handlers, **kwargs)
self._fan_cluster_handler = self.cluster_handlers.get("ikea_airpurifier")
@property
def preset_modes_to_name(self) -> dict[int, str]:
"""Return a dict from preset mode to name."""
return IKEA_PRESET_MODES_TO_NAME
@property
def speed_range(self) -> tuple[int, int]:
"""Return the range of speeds the fan supports. Off is not included."""
return IKEA_SPEED_RANGE
@property
def default_on_percentage(self) -> int:
"""Return the default on percentage."""
return int(
(100 / self.speed_count) * self.preset_name_to_mode[PRESET_MODE_AUTO]
)
@MULTI_MATCH(
cluster_handler_names=CLUSTER_HANDLER_FAN,
models={"HBUniversalCFRemote", "HDC52EastwindFan"},
)
class KofFan(ZhaFan):
"""Representation of a fan made by King Of Fans."""
_attr_supported_features = FanEntityFeature.SET_SPEED | FanEntityFeature.PRESET_MODE
@property
def speed_range(self) -> tuple[int, int]:
"""Return the range of speeds the fan supports. Off is not included."""
return (1, 4)
@property
def preset_modes_to_name(self) -> dict[int, str]:
"""Return a dict from preset mode to name."""
return {6: PRESET_MODE_SMART}