core/homeassistant/components/fan/xiaomi_miio.py

364 lines
12 KiB
Python

"""
Support for Xiaomi Mi Air Purifier 2.
For more details about this platform, please refer to the documentation
https://home-assistant.io/components/fan.xiaomi_miio/
"""
import asyncio
from functools import partial
import logging
import voluptuous as vol
from homeassistant.helpers.entity import ToggleEntity
from homeassistant.components.fan import (FanEntity, PLATFORM_SCHEMA,
SUPPORT_SET_SPEED, DOMAIN, )
from homeassistant.const import (CONF_NAME, CONF_HOST, CONF_TOKEN,
ATTR_ENTITY_ID, )
from homeassistant.exceptions import PlatformNotReady
import homeassistant.helpers.config_validation as cv
_LOGGER = logging.getLogger(__name__)
DEFAULT_NAME = 'Xiaomi Air Purifier'
PLATFORM = 'xiaomi_miio'
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Required(CONF_HOST): cv.string,
vol.Required(CONF_TOKEN): vol.All(cv.string, vol.Length(min=32, max=32)),
vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
})
REQUIREMENTS = ['python-miio==0.3.8']
ATTR_TEMPERATURE = 'temperature'
ATTR_HUMIDITY = 'humidity'
ATTR_AIR_QUALITY_INDEX = 'aqi'
ATTR_MODE = 'mode'
ATTR_FILTER_HOURS_USED = 'filter_hours_used'
ATTR_FILTER_LIFE = 'filter_life_remaining'
ATTR_FAVORITE_LEVEL = 'favorite_level'
ATTR_BUZZER = 'buzzer'
ATTR_CHILD_LOCK = 'child_lock'
ATTR_LED = 'led'
ATTR_LED_BRIGHTNESS = 'led_brightness'
ATTR_MOTOR_SPEED = 'motor_speed'
ATTR_AVERAGE_AIR_QUALITY_INDEX = 'average_aqi'
ATTR_PURIFY_VOLUME = 'purify_volume'
ATTR_BRIGHTNESS = 'brightness'
ATTR_LEVEL = 'level'
SUCCESS = ['ok']
SERVICE_SET_BUZZER_ON = 'xiaomi_miio_set_buzzer_on'
SERVICE_SET_BUZZER_OFF = 'xiaomi_miio_set_buzzer_off'
SERVICE_SET_LED_ON = 'xiaomi_miio_set_led_on'
SERVICE_SET_LED_OFF = 'xiaomi_miio_set_led_off'
SERVICE_SET_CHILD_LOCK_ON = 'xiaomi_miio_set_child_lock_on'
SERVICE_SET_CHILD_LOCK_OFF = 'xiaomi_miio_set_child_lock_off'
SERVICE_SET_FAVORITE_LEVEL = 'xiaomi_miio_set_favorite_level'
SERVICE_SET_LED_BRIGHTNESS = 'xiaomi_miio_set_led_brightness'
AIRPURIFIER_SERVICE_SCHEMA = vol.Schema({
vol.Optional(ATTR_ENTITY_ID): cv.entity_ids,
})
SERVICE_SCHEMA_LED_BRIGHTNESS = AIRPURIFIER_SERVICE_SCHEMA.extend({
vol.Required(ATTR_BRIGHTNESS):
vol.All(vol.Coerce(int), vol.Clamp(min=0, max=2))
})
SERVICE_SCHEMA_FAVORITE_LEVEL = AIRPURIFIER_SERVICE_SCHEMA.extend({
vol.Required(ATTR_LEVEL):
vol.All(vol.Coerce(int), vol.Clamp(min=0, max=16))
})
SERVICE_TO_METHOD = {
SERVICE_SET_BUZZER_ON: {'method': 'async_set_buzzer_on'},
SERVICE_SET_BUZZER_OFF: {'method': 'async_set_buzzer_off'},
SERVICE_SET_LED_ON: {'method': 'async_set_led_on'},
SERVICE_SET_LED_OFF: {'method': 'async_set_led_off'},
SERVICE_SET_CHILD_LOCK_ON: {'method': 'async_set_child_lock_on'},
SERVICE_SET_CHILD_LOCK_OFF: {'method': 'async_set_child_lock_off'},
SERVICE_SET_FAVORITE_LEVEL: {
'method': 'async_set_favorite_level',
'schema': SERVICE_SCHEMA_FAVORITE_LEVEL},
SERVICE_SET_LED_BRIGHTNESS: {
'method': 'async_set_led_brightness',
'schema': SERVICE_SCHEMA_LED_BRIGHTNESS},
}
# pylint: disable=unused-argument
@asyncio.coroutine
def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
"""Set up the air purifier from config."""
from miio import AirPurifier, DeviceException
if PLATFORM not in hass.data:
hass.data[PLATFORM] = {}
host = config.get(CONF_HOST)
name = config.get(CONF_NAME)
token = config.get(CONF_TOKEN)
_LOGGER.info("Initializing with host %s (token %s...)", host, token[:5])
try:
air_purifier = AirPurifier(host, token)
xiaomi_air_purifier = XiaomiAirPurifier(name, air_purifier)
hass.data[PLATFORM][host] = xiaomi_air_purifier
except DeviceException:
raise PlatformNotReady
async_add_devices([xiaomi_air_purifier], update_before_add=True)
@asyncio.coroutine
def async_service_handler(service):
"""Map services to methods on XiaomiAirPurifier."""
method = SERVICE_TO_METHOD.get(service.service)
params = {key: value for key, value in service.data.items()
if key != ATTR_ENTITY_ID}
entity_ids = service.data.get(ATTR_ENTITY_ID)
if entity_ids:
devices = [device for device in hass.data[PLATFORM].values() if
device.entity_id in entity_ids]
else:
devices = hass.data[PLATFORM].values()
update_tasks = []
for device in devices:
yield from getattr(device, method['method'])(**params)
update_tasks.append(device.async_update_ha_state(True))
if update_tasks:
yield from asyncio.wait(update_tasks, loop=hass.loop)
for air_purifier_service in SERVICE_TO_METHOD:
schema = SERVICE_TO_METHOD[air_purifier_service].get(
'schema', AIRPURIFIER_SERVICE_SCHEMA)
hass.services.async_register(
DOMAIN, air_purifier_service, async_service_handler, schema=schema)
class XiaomiAirPurifier(FanEntity):
"""Representation of a Xiaomi Air Purifier."""
def __init__(self, name, air_purifier):
"""Initialize the air purifier."""
self._name = name
self._air_purifier = air_purifier
self._state = None
self._state_attrs = {
ATTR_AIR_QUALITY_INDEX: None,
ATTR_TEMPERATURE: None,
ATTR_HUMIDITY: None,
ATTR_MODE: None,
ATTR_FILTER_HOURS_USED: None,
ATTR_FILTER_LIFE: None,
ATTR_FAVORITE_LEVEL: None,
ATTR_BUZZER: None,
ATTR_CHILD_LOCK: None,
ATTR_LED: None,
ATTR_LED_BRIGHTNESS: None,
ATTR_MOTOR_SPEED: None,
ATTR_AVERAGE_AIR_QUALITY_INDEX: None,
ATTR_PURIFY_VOLUME: None,
}
self._skip_update = False
@property
def supported_features(self):
"""Flag supported features."""
return SUPPORT_SET_SPEED
@property
def should_poll(self):
"""Poll the fan."""
return True
@property
def name(self):
"""Return the name of the device if any."""
return self._name
@property
def available(self):
"""Return true when state is known."""
return self._state is not None
@property
def device_state_attributes(self):
"""Return the state attributes of the device."""
return self._state_attrs
@property
def is_on(self):
"""Return true if fan is on."""
return self._state
@asyncio.coroutine
def _try_command(self, mask_error, func, *args, **kwargs):
"""Call an air purifier command handling error messages."""
from miio import DeviceException
try:
result = yield from self.hass.async_add_job(
partial(func, *args, **kwargs))
_LOGGER.debug("Response received from air purifier: %s", result)
return result == SUCCESS
except DeviceException as exc:
_LOGGER.error(mask_error, exc)
return False
@asyncio.coroutine
def async_turn_on(self: ToggleEntity, speed: str = None, **kwargs) -> None:
"""Turn the fan on."""
if speed:
# If operation mode was set the device must not be turned on.
result = yield from self.async_set_speed(speed)
else:
result = yield from self._try_command(
"Turning the air purifier on failed.", self._air_purifier.on)
if result:
self._state = True
self._skip_update = True
@asyncio.coroutine
def async_turn_off(self: ToggleEntity, **kwargs) -> None:
"""Turn the fan off."""
result = yield from self._try_command(
"Turning the air purifier off failed.", self._air_purifier.off)
if result:
self._state = False
self._skip_update = True
@asyncio.coroutine
def async_update(self):
"""Fetch state from the device."""
from miio import DeviceException
# On state change the device doesn't provide the new state immediately.
if self._skip_update:
self._skip_update = False
return
try:
state = yield from self.hass.async_add_job(
self._air_purifier.status)
_LOGGER.debug("Got new state: %s", state)
self._state = state.is_on
self._state_attrs = {
ATTR_TEMPERATURE: state.temperature,
ATTR_HUMIDITY: state.humidity,
ATTR_AIR_QUALITY_INDEX: state.aqi,
ATTR_MODE: state.mode.value,
ATTR_FILTER_HOURS_USED: state.filter_hours_used,
ATTR_FILTER_LIFE: state.filter_life_remaining,
ATTR_FAVORITE_LEVEL: state.favorite_level,
ATTR_BUZZER: state.buzzer,
ATTR_CHILD_LOCK: state.child_lock,
ATTR_LED: state.led,
ATTR_MOTOR_SPEED: state.motor_speed,
ATTR_AVERAGE_AIR_QUALITY_INDEX: state.average_aqi,
ATTR_PURIFY_VOLUME: state.purify_volume,
}
if state.led_brightness:
self._state_attrs[
ATTR_LED_BRIGHTNESS] = state.led_brightness.value
except DeviceException as ex:
self._state = None
_LOGGER.error("Got exception while fetching the state: %s", ex)
@property
def speed_list(self: ToggleEntity) -> list:
"""Get the list of available speeds."""
from miio.airpurifier import OperationMode
return [mode.name for mode in OperationMode]
@property
def speed(self):
"""Return the current speed."""
if self._state:
from miio.airpurifier import OperationMode
return OperationMode(self._state_attrs[ATTR_MODE]).name
return None
@asyncio.coroutine
def async_set_speed(self: ToggleEntity, speed: str) -> None:
"""Set the speed of the fan."""
_LOGGER.debug("Setting the operation mode to: %s", speed)
from miio.airpurifier import OperationMode
yield from self._try_command(
"Setting operation mode of the air purifier failed.",
self._air_purifier.set_mode, OperationMode[speed.title()])
@asyncio.coroutine
def async_set_buzzer_on(self):
"""Turn the buzzer on."""
yield from self._try_command(
"Turning the buzzer of the air purifier on failed.",
self._air_purifier.set_buzzer, True)
@asyncio.coroutine
def async_set_buzzer_off(self):
"""Turn the buzzer off."""
yield from self._try_command(
"Turning the buzzer of the air purifier off failed.",
self._air_purifier.set_buzzer, False)
@asyncio.coroutine
def async_set_led_on(self):
"""Turn the led on."""
yield from self._try_command(
"Turning the led of the air purifier off failed.",
self._air_purifier.set_led, True)
@asyncio.coroutine
def async_set_led_off(self):
"""Turn the led off."""
yield from self._try_command(
"Turning the led of the air purifier off failed.",
self._air_purifier.set_led, False)
@asyncio.coroutine
def async_set_child_lock_on(self):
"""Turn the child lock on."""
yield from self._try_command(
"Turning the child lock of the air purifier on failed.",
self._air_purifier.set_child_lock, True)
@asyncio.coroutine
def async_set_child_lock_off(self):
"""Turn the child lock off."""
yield from self._try_command(
"Turning the child lock of the air purifier off failed.",
self._air_purifier.set_child_lock, False)
@asyncio.coroutine
def async_set_led_brightness(self, brightness: int = 2):
"""Set the led brightness."""
from miio.airpurifier import LedBrightness
yield from self._try_command(
"Setting the led brightness of the air purifier failed.",
self._air_purifier.set_led_brightness, LedBrightness(brightness))
@asyncio.coroutine
def async_set_favorite_level(self, level: int = 1):
"""Set the favorite level."""
yield from self._try_command(
"Setting the favorite level of the air purifier failed.",
self._air_purifier.set_favorite_level, level)