core/homeassistant/components/alexa/entities.py

577 lines
19 KiB
Python

"""Alexa entity adapters."""
from typing import List
from homeassistant.core import callback
from homeassistant.const import (
ATTR_DEVICE_CLASS,
ATTR_SUPPORTED_FEATURES,
ATTR_UNIT_OF_MEASUREMENT,
CLOUD_NEVER_EXPOSED_ENTITIES,
CONF_NAME,
TEMP_CELSIUS,
TEMP_FAHRENHEIT,
)
from homeassistant.util.decorator import Registry
from homeassistant.components.climate import const as climate
from homeassistant.components import (
alarm_control_panel,
alert,
automation,
binary_sensor,
cover,
fan,
group,
input_boolean,
light,
lock,
media_player,
scene,
script,
sensor,
switch,
)
from .const import CONF_DESCRIPTION, CONF_DISPLAY_CATEGORIES
from .capabilities import (
Alexa,
AlexaBrightnessController,
AlexaChannelController,
AlexaColorController,
AlexaColorTemperatureController,
AlexaContactSensor,
AlexaDoorbellEventSource,
AlexaEndpointHealth,
AlexaInputController,
AlexaLockController,
AlexaModeController,
AlexaMotionSensor,
AlexaPercentageController,
AlexaPlaybackController,
AlexaPlaybackStateReporter,
AlexaPowerController,
AlexaPowerLevelController,
AlexaRangeController,
AlexaSceneController,
AlexaSecurityPanelController,
AlexaSeekController,
AlexaSpeaker,
AlexaStepSpeaker,
AlexaTemperatureSensor,
AlexaThermostatController,
AlexaToggleController,
)
ENTITY_ADAPTERS = Registry()
TRANSLATION_TABLE = dict.fromkeys(map(ord, r"}{\/|\"()[]+~!><*%"), None)
class DisplayCategory:
"""Possible display categories for Discovery response.
https://developer.amazon.com/docs/device-apis/alexa-discovery.html#display-categories
"""
# Describes a combination of devices set to a specific state, when the
# state change must occur in a specific order. For example, a "watch
# Netflix" scene might require the: 1. TV to be powered on & 2. Input set
# to HDMI1. Applies to Scenes
ACTIVITY_TRIGGER = "ACTIVITY_TRIGGER"
# Indicates media devices with video or photo capabilities.
CAMERA = "CAMERA"
# Indicates an endpoint that detects and reports contact.
CONTACT_SENSOR = "CONTACT_SENSOR"
# Indicates a door.
DOOR = "DOOR"
# Indicates a doorbell.
DOORBELL = "DOORBELL"
# Indicates a fan.
FAN = "FAN"
# Indicates light sources or fixtures.
LIGHT = "LIGHT"
# Indicates a microwave oven.
MICROWAVE = "MICROWAVE"
# Indicates an endpoint that detects and reports motion.
MOTION_SENSOR = "MOTION_SENSOR"
# An endpoint that cannot be described in on of the other categories.
OTHER = "OTHER"
# Describes a combination of devices set to a specific state, when the
# order of the state change is not important. For example a bedtime scene
# might include turning off lights and lowering the thermostat, but the
# order is unimportant. Applies to Scenes
SCENE_TRIGGER = "SCENE_TRIGGER"
# Indicates a security panel.
SECURITY_PANEL = "SECURITY_PANEL"
# Indicates an endpoint that locks.
SMARTLOCK = "SMARTLOCK"
# Indicates modules that are plugged into an existing electrical outlet.
# Can control a variety of devices.
SMARTPLUG = "SMARTPLUG"
# Indicates the endpoint is a speaker or speaker system.
SPEAKER = "SPEAKER"
# Indicates in-wall switches wired to the electrical system. Can control a
# variety of devices.
SWITCH = "SWITCH"
# Indicates endpoints that report the temperature only.
TEMPERATURE_SENSOR = "TEMPERATURE_SENSOR"
# Indicates endpoints that control temperature, stand-alone air
# conditioners, or heaters with direct temperature control.
THERMOSTAT = "THERMOSTAT"
# Indicates the endpoint is a television.
TV = "TV"
class AlexaEntity:
"""An adaptation of an entity, expressed in Alexa's terms.
The API handlers should manipulate entities only through this interface.
"""
def __init__(self, hass, config, entity):
"""Initialize Alexa Entity."""
self.hass = hass
self.config = config
self.entity = entity
self.entity_conf = config.entity_config.get(entity.entity_id, {})
@property
def entity_id(self):
"""Return the Entity ID."""
return self.entity.entity_id
def friendly_name(self):
"""Return the Alexa API friendly name."""
return self.entity_conf.get(CONF_NAME, self.entity.name).translate(
TRANSLATION_TABLE
)
def description(self):
"""Return the Alexa API description."""
description = self.entity_conf.get(CONF_DESCRIPTION) or self.entity_id
return f"{description} via Home Assistant".translate(TRANSLATION_TABLE)
def alexa_id(self):
"""Return the Alexa API entity id."""
return self.entity.entity_id.replace(".", "#").translate(TRANSLATION_TABLE)
def display_categories(self):
"""Return a list of display categories."""
entity_conf = self.config.entity_config.get(self.entity.entity_id, {})
if CONF_DISPLAY_CATEGORIES in entity_conf:
return [entity_conf[CONF_DISPLAY_CATEGORIES]]
return self.default_display_categories()
def default_display_categories(self):
"""Return a list of default display categories.
This can be overridden by the user in the Home Assistant configuration.
See also DisplayCategory.
"""
raise NotImplementedError
def get_interface(self, capability):
"""Return the given AlexaInterface.
Raises _UnsupportedInterface.
"""
pass
def interfaces(self):
"""Return a list of supported interfaces.
Used for discovery. The list should contain AlexaInterface instances.
If the list is empty, this entity will not be discovered.
"""
raise NotImplementedError
def serialize_properties(self):
"""Yield each supported property in API format."""
for interface in self.interfaces():
for prop in interface.serialize_properties():
yield prop
def serialize_discovery(self):
"""Serialize the entity for discovery."""
return {
"displayCategories": self.display_categories(),
"cookie": {},
"endpointId": self.alexa_id(),
"friendlyName": self.friendly_name(),
"description": self.description(),
"manufacturerName": "Home Assistant",
"capabilities": [i.serialize_discovery() for i in self.interfaces()],
}
@callback
def async_get_entities(hass, config) -> List[AlexaEntity]:
"""Return all entities that are supported by Alexa."""
entities = []
for state in hass.states.async_all():
if state.entity_id in CLOUD_NEVER_EXPOSED_ENTITIES:
continue
if state.domain not in ENTITY_ADAPTERS:
continue
alexa_entity = ENTITY_ADAPTERS[state.domain](hass, config, state)
if not list(alexa_entity.interfaces()):
continue
entities.append(alexa_entity)
return entities
@ENTITY_ADAPTERS.register(alert.DOMAIN)
@ENTITY_ADAPTERS.register(automation.DOMAIN)
@ENTITY_ADAPTERS.register(group.DOMAIN)
@ENTITY_ADAPTERS.register(input_boolean.DOMAIN)
class GenericCapabilities(AlexaEntity):
"""A generic, on/off device.
The choice of last resort.
"""
def default_display_categories(self):
"""Return the display categories for this entity."""
return [DisplayCategory.OTHER]
def interfaces(self):
"""Yield the supported interfaces."""
return [
AlexaPowerController(self.entity),
AlexaEndpointHealth(self.hass, self.entity),
Alexa(self.hass),
]
@ENTITY_ADAPTERS.register(switch.DOMAIN)
class SwitchCapabilities(AlexaEntity):
"""Class to represent Switch capabilities."""
def default_display_categories(self):
"""Return the display categories for this entity."""
device_class = self.entity.attributes.get(ATTR_DEVICE_CLASS)
if device_class == switch.DEVICE_CLASS_OUTLET:
return [DisplayCategory.SMARTPLUG]
return [DisplayCategory.SWITCH]
def interfaces(self):
"""Yield the supported interfaces."""
return [
AlexaPowerController(self.entity),
AlexaEndpointHealth(self.hass, self.entity),
Alexa(self.hass),
]
@ENTITY_ADAPTERS.register(climate.DOMAIN)
class ClimateCapabilities(AlexaEntity):
"""Class to represent Climate capabilities."""
def default_display_categories(self):
"""Return the display categories for this entity."""
return [DisplayCategory.THERMOSTAT]
def interfaces(self):
"""Yield the supported interfaces."""
# If we support two modes, one being off, we allow turning on too.
if climate.HVAC_MODE_OFF in self.entity.attributes.get(
climate.ATTR_HVAC_MODES, []
):
yield AlexaPowerController(self.entity)
yield AlexaThermostatController(self.hass, self.entity)
yield AlexaTemperatureSensor(self.hass, self.entity)
yield AlexaEndpointHealth(self.hass, self.entity)
yield Alexa(self.hass)
@ENTITY_ADAPTERS.register(cover.DOMAIN)
class CoverCapabilities(AlexaEntity):
"""Class to represent Cover capabilities."""
def default_display_categories(self):
"""Return the display categories for this entity."""
device_class = self.entity.attributes.get(ATTR_DEVICE_CLASS)
if device_class in (cover.DEVICE_CLASS_GARAGE, cover.DEVICE_CLASS_DOOR):
return [DisplayCategory.DOOR]
return [DisplayCategory.OTHER]
def interfaces(self):
"""Yield the supported interfaces."""
yield AlexaPowerController(self.entity)
supported = self.entity.attributes.get(ATTR_SUPPORTED_FEATURES, 0)
if supported & cover.SUPPORT_SET_POSITION:
yield AlexaPercentageController(self.entity)
if supported & (cover.SUPPORT_CLOSE | cover.SUPPORT_OPEN):
yield AlexaModeController(
self.entity, instance=f"{cover.DOMAIN}.{cover.ATTR_POSITION}"
)
yield AlexaEndpointHealth(self.hass, self.entity)
yield Alexa(self.hass)
@ENTITY_ADAPTERS.register(light.DOMAIN)
class LightCapabilities(AlexaEntity):
"""Class to represent Light capabilities."""
def default_display_categories(self):
"""Return the display categories for this entity."""
return [DisplayCategory.LIGHT]
def interfaces(self):
"""Yield the supported interfaces."""
yield AlexaPowerController(self.entity)
supported = self.entity.attributes.get(ATTR_SUPPORTED_FEATURES, 0)
if supported & light.SUPPORT_BRIGHTNESS:
yield AlexaBrightnessController(self.entity)
if supported & light.SUPPORT_COLOR:
yield AlexaColorController(self.entity)
if supported & light.SUPPORT_COLOR_TEMP:
yield AlexaColorTemperatureController(self.entity)
yield AlexaEndpointHealth(self.hass, self.entity)
yield Alexa(self.hass)
@ENTITY_ADAPTERS.register(fan.DOMAIN)
class FanCapabilities(AlexaEntity):
"""Class to represent Fan capabilities."""
def default_display_categories(self):
"""Return the display categories for this entity."""
return [DisplayCategory.FAN]
def interfaces(self):
"""Yield the supported interfaces."""
yield AlexaPowerController(self.entity)
supported = self.entity.attributes.get(ATTR_SUPPORTED_FEATURES, 0)
if supported & fan.SUPPORT_SET_SPEED:
yield AlexaPercentageController(self.entity)
yield AlexaPowerLevelController(self.entity)
yield AlexaRangeController(
self.entity, instance=f"{fan.DOMAIN}.{fan.ATTR_SPEED}"
)
if supported & fan.SUPPORT_OSCILLATE:
yield AlexaToggleController(
self.entity, instance=f"{fan.DOMAIN}.{fan.ATTR_OSCILLATING}"
)
if supported & fan.SUPPORT_DIRECTION:
yield AlexaModeController(
self.entity, instance=f"{fan.DOMAIN}.{fan.ATTR_DIRECTION}"
)
yield AlexaEndpointHealth(self.hass, self.entity)
yield Alexa(self.hass)
@ENTITY_ADAPTERS.register(lock.DOMAIN)
class LockCapabilities(AlexaEntity):
"""Class to represent Lock capabilities."""
def default_display_categories(self):
"""Return the display categories for this entity."""
return [DisplayCategory.SMARTLOCK]
def interfaces(self):
"""Yield the supported interfaces."""
return [
AlexaLockController(self.entity),
AlexaEndpointHealth(self.hass, self.entity),
Alexa(self.hass),
]
@ENTITY_ADAPTERS.register(media_player.const.DOMAIN)
class MediaPlayerCapabilities(AlexaEntity):
"""Class to represent MediaPlayer capabilities."""
def default_display_categories(self):
"""Return the display categories for this entity."""
device_class = self.entity.attributes.get(ATTR_DEVICE_CLASS)
if device_class == media_player.DEVICE_CLASS_SPEAKER:
return [DisplayCategory.SPEAKER]
return [DisplayCategory.TV]
def interfaces(self):
"""Yield the supported interfaces."""
yield AlexaPowerController(self.entity)
supported = self.entity.attributes.get(ATTR_SUPPORTED_FEATURES, 0)
if supported & media_player.const.SUPPORT_VOLUME_SET:
yield AlexaSpeaker(self.entity)
step_volume_features = (
media_player.const.SUPPORT_VOLUME_MUTE
| media_player.const.SUPPORT_VOLUME_STEP
)
if supported & step_volume_features:
yield AlexaStepSpeaker(self.entity)
playback_features = (
media_player.const.SUPPORT_PLAY
| media_player.const.SUPPORT_PAUSE
| media_player.const.SUPPORT_STOP
| media_player.const.SUPPORT_NEXT_TRACK
| media_player.const.SUPPORT_PREVIOUS_TRACK
)
if supported & playback_features:
yield AlexaPlaybackController(self.entity)
yield AlexaPlaybackStateReporter(self.entity)
if supported & media_player.const.SUPPORT_SEEK:
yield AlexaSeekController(self.entity)
if supported & media_player.SUPPORT_SELECT_SOURCE:
yield AlexaInputController(self.entity)
if supported & media_player.const.SUPPORT_PLAY_MEDIA:
yield AlexaChannelController(self.entity)
yield AlexaEndpointHealth(self.hass, self.entity)
yield Alexa(self.hass)
@ENTITY_ADAPTERS.register(scene.DOMAIN)
class SceneCapabilities(AlexaEntity):
"""Class to represent Scene capabilities."""
def description(self):
"""Return the Alexa API description."""
description = AlexaEntity.description(self)
if "scene" not in description.casefold():
return f"{description} (Scene)"
return description
def default_display_categories(self):
"""Return the display categories for this entity."""
return [DisplayCategory.SCENE_TRIGGER]
def interfaces(self):
"""Yield the supported interfaces."""
return [
AlexaSceneController(self.entity, supports_deactivation=False),
Alexa(self.hass),
]
@ENTITY_ADAPTERS.register(script.DOMAIN)
class ScriptCapabilities(AlexaEntity):
"""Class to represent Script capabilities."""
def default_display_categories(self):
"""Return the display categories for this entity."""
return [DisplayCategory.ACTIVITY_TRIGGER]
def interfaces(self):
"""Yield the supported interfaces."""
can_cancel = bool(self.entity.attributes.get("can_cancel"))
return [
AlexaSceneController(self.entity, supports_deactivation=can_cancel),
Alexa(self.hass),
]
@ENTITY_ADAPTERS.register(sensor.DOMAIN)
class SensorCapabilities(AlexaEntity):
"""Class to represent Sensor capabilities."""
def default_display_categories(self):
"""Return the display categories for this entity."""
# although there are other kinds of sensors, all but temperature
# sensors are currently ignored.
return [DisplayCategory.TEMPERATURE_SENSOR]
def interfaces(self):
"""Yield the supported interfaces."""
attrs = self.entity.attributes
if attrs.get(ATTR_UNIT_OF_MEASUREMENT) in (TEMP_FAHRENHEIT, TEMP_CELSIUS):
yield AlexaTemperatureSensor(self.hass, self.entity)
yield AlexaEndpointHealth(self.hass, self.entity)
yield Alexa(self.hass)
@ENTITY_ADAPTERS.register(binary_sensor.DOMAIN)
class BinarySensorCapabilities(AlexaEntity):
"""Class to represent BinarySensor capabilities."""
TYPE_CONTACT = "contact"
TYPE_MOTION = "motion"
def default_display_categories(self):
"""Return the display categories for this entity."""
sensor_type = self.get_type()
if sensor_type is self.TYPE_CONTACT:
return [DisplayCategory.CONTACT_SENSOR]
if sensor_type is self.TYPE_MOTION:
return [DisplayCategory.MOTION_SENSOR]
def interfaces(self):
"""Yield the supported interfaces."""
sensor_type = self.get_type()
if sensor_type is self.TYPE_CONTACT:
yield AlexaContactSensor(self.hass, self.entity)
elif sensor_type is self.TYPE_MOTION:
yield AlexaMotionSensor(self.hass, self.entity)
entity_conf = self.config.entity_config.get(self.entity.entity_id, {})
if CONF_DISPLAY_CATEGORIES in entity_conf:
if entity_conf[CONF_DISPLAY_CATEGORIES] == DisplayCategory.DOORBELL:
yield AlexaDoorbellEventSource(self.entity)
elif entity_conf[CONF_DISPLAY_CATEGORIES] == DisplayCategory.CONTACT_SENSOR:
yield AlexaContactSensor(self.hass, self.entity)
elif entity_conf[CONF_DISPLAY_CATEGORIES] == DisplayCategory.MOTION_SENSOR:
yield AlexaMotionSensor(self.hass, self.entity)
yield AlexaEndpointHealth(self.hass, self.entity)
yield Alexa(self.hass)
def get_type(self):
"""Return the type of binary sensor."""
attrs = self.entity.attributes
if attrs.get(ATTR_DEVICE_CLASS) in ("door", "garage_door", "opening", "window"):
return self.TYPE_CONTACT
if attrs.get(ATTR_DEVICE_CLASS) == "motion":
return self.TYPE_MOTION
@ENTITY_ADAPTERS.register(alarm_control_panel.DOMAIN)
class AlarmControlPanelCapabilities(AlexaEntity):
"""Class to represent Alarm capabilities."""
def default_display_categories(self):
"""Return the display categories for this entity."""
return [DisplayCategory.SECURITY_PANEL]
def interfaces(self):
"""Yield the supported interfaces."""
if not self.entity.attributes.get("code_arm_required"):
yield AlexaSecurityPanelController(self.hass, self.entity)
yield AlexaEndpointHealth(self.hass, self.entity)
yield Alexa(self.hass)