mirror of
https://github.com/home-assistant/core
synced 2024-08-02 23:40:32 +02:00
149 lines
4.2 KiB
Python
149 lines
4.2 KiB
Python
"""Platform to control a Zehnder ComfoAir Q350/450/600 ventilation unit."""
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from __future__ import annotations
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import logging
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import math
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from typing import Any
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from pycomfoconnect import (
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CMD_FAN_MODE_AWAY,
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CMD_FAN_MODE_HIGH,
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CMD_FAN_MODE_LOW,
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CMD_FAN_MODE_MEDIUM,
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SENSOR_FAN_SPEED_MODE,
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)
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from homeassistant.components.fan import SUPPORT_SET_SPEED, FanEntity
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers.dispatcher import async_dispatcher_connect
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from homeassistant.helpers.entity_platform import AddEntitiesCallback
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from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
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from homeassistant.util.percentage import (
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int_states_in_range,
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percentage_to_ranged_value,
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ranged_value_to_percentage,
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)
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from . import DOMAIN, SIGNAL_COMFOCONNECT_UPDATE_RECEIVED, ComfoConnectBridge
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_LOGGER = logging.getLogger(__name__)
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CMD_MAPPING = {
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0: CMD_FAN_MODE_AWAY,
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1: CMD_FAN_MODE_LOW,
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2: CMD_FAN_MODE_MEDIUM,
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3: CMD_FAN_MODE_HIGH,
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}
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SPEED_RANGE = (1, 3) # away is not included in speeds and instead mapped to off
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def setup_platform(
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hass: HomeAssistant,
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config: ConfigType,
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add_entities: AddEntitiesCallback,
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discovery_info: DiscoveryInfoType | None = None,
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) -> None:
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"""Set up the ComfoConnect fan platform."""
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ccb = hass.data[DOMAIN]
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add_entities([ComfoConnectFan(ccb)], True)
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class ComfoConnectFan(FanEntity):
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"""Representation of the ComfoConnect fan platform."""
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current_speed = None
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def __init__(self, ccb: ComfoConnectBridge) -> None:
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"""Initialize the ComfoConnect fan."""
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self._ccb = ccb
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async def async_added_to_hass(self) -> None:
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"""Register for sensor updates."""
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_LOGGER.debug("Registering for fan speed")
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self.async_on_remove(
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async_dispatcher_connect(
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self.hass,
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SIGNAL_COMFOCONNECT_UPDATE_RECEIVED.format(SENSOR_FAN_SPEED_MODE),
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self._handle_update,
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)
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)
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await self.hass.async_add_executor_job(
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self._ccb.comfoconnect.register_sensor, SENSOR_FAN_SPEED_MODE
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)
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def _handle_update(self, value):
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"""Handle update callbacks."""
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_LOGGER.debug(
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"Handle update for fan speed (%d): %s", SENSOR_FAN_SPEED_MODE, value
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)
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self.current_speed = value
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self.schedule_update_ha_state()
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@property
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def should_poll(self) -> bool:
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"""Do not poll."""
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return False
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@property
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def unique_id(self):
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"""Return a unique_id for this entity."""
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return self._ccb.unique_id
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@property
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def name(self):
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"""Return the name of the fan."""
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return self._ccb.name
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@property
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def icon(self):
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"""Return the icon to use in the frontend."""
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return "mdi:air-conditioner"
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@property
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def supported_features(self) -> int:
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"""Flag supported features."""
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return SUPPORT_SET_SPEED
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@property
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def percentage(self) -> int | None:
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"""Return the current speed percentage."""
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if self.current_speed is None:
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return None
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return ranged_value_to_percentage(SPEED_RANGE, self.current_speed)
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@property
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def speed_count(self) -> int:
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"""Return the number of speeds the fan supports."""
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return int_states_in_range(SPEED_RANGE)
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def turn_on(
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self,
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speed: str | None = None,
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percentage: int | None = None,
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preset_mode: str | None = None,
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**kwargs,
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) -> None:
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"""Turn on the fan."""
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if percentage is None:
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self.set_percentage(1) # Set fan speed to low
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else:
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self.set_percentage(percentage)
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def turn_off(self, **kwargs: Any) -> None:
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"""Turn off the fan (to away)."""
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self.set_percentage(0)
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def set_percentage(self, percentage: int) -> None:
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"""Set fan speed percentage."""
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_LOGGER.debug("Changing fan speed percentage to %s", percentage)
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if percentage == 0:
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cmd = CMD_FAN_MODE_AWAY
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else:
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speed = math.ceil(percentage_to_ranged_value(SPEED_RANGE, percentage))
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cmd = CMD_MAPPING[speed]
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self._ccb.comfoconnect.cmd_rmi_request(cmd)
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