"""Support for MQTT cover devices.""" import logging import voluptuous as vol from homeassistant.components import cover, mqtt from homeassistant.components.cover import ( ATTR_POSITION, ATTR_TILT_POSITION, DEVICE_CLASSES_SCHEMA, SUPPORT_CLOSE, SUPPORT_CLOSE_TILT, SUPPORT_OPEN, SUPPORT_OPEN_TILT, SUPPORT_SET_POSITION, SUPPORT_SET_TILT_POSITION, SUPPORT_STOP, SUPPORT_STOP_TILT, CoverEntity, ) from homeassistant.const import ( CONF_DEVICE, CONF_DEVICE_CLASS, CONF_NAME, CONF_OPTIMISTIC, CONF_VALUE_TEMPLATE, STATE_CLOSED, STATE_CLOSING, STATE_OPEN, STATE_OPENING, STATE_UNKNOWN, ) from homeassistant.core import callback import homeassistant.helpers.config_validation as cv from homeassistant.helpers.dispatcher import async_dispatcher_connect from homeassistant.helpers.typing import ConfigType, HomeAssistantType from . import ( ATTR_DISCOVERY_HASH, CONF_COMMAND_TOPIC, CONF_QOS, CONF_RETAIN, CONF_STATE_TOPIC, CONF_UNIQUE_ID, MqttAttributes, MqttAvailability, MqttDiscoveryUpdate, MqttEntityDeviceInfo, subscription, ) from .debug_info import log_messages from .discovery import MQTT_DISCOVERY_NEW, clear_discovery_hash _LOGGER = logging.getLogger(__name__) CONF_GET_POSITION_TOPIC = "position_topic" CONF_SET_POSITION_TEMPLATE = "set_position_template" CONF_SET_POSITION_TOPIC = "set_position_topic" CONF_TILT_COMMAND_TOPIC = "tilt_command_topic" CONF_TILT_STATUS_TOPIC = "tilt_status_topic" CONF_TILT_STATUS_TEMPLATE = "tilt_status_template" CONF_PAYLOAD_CLOSE = "payload_close" CONF_PAYLOAD_OPEN = "payload_open" CONF_PAYLOAD_STOP = "payload_stop" CONF_POSITION_CLOSED = "position_closed" CONF_POSITION_OPEN = "position_open" CONF_STATE_CLOSED = "state_closed" CONF_STATE_CLOSING = "state_closing" CONF_STATE_OPEN = "state_open" CONF_STATE_OPENING = "state_opening" CONF_TILT_CLOSED_POSITION = "tilt_closed_value" CONF_TILT_INVERT_STATE = "tilt_invert_state" CONF_TILT_MAX = "tilt_max" CONF_TILT_MIN = "tilt_min" CONF_TILT_OPEN_POSITION = "tilt_opened_value" CONF_TILT_STATE_OPTIMISTIC = "tilt_optimistic" TILT_PAYLOAD = "tilt" COVER_PAYLOAD = "cover" DEFAULT_NAME = "MQTT Cover" DEFAULT_OPTIMISTIC = False DEFAULT_PAYLOAD_CLOSE = "CLOSE" DEFAULT_PAYLOAD_OPEN = "OPEN" DEFAULT_PAYLOAD_STOP = "STOP" DEFAULT_POSITION_CLOSED = 0 DEFAULT_POSITION_OPEN = 100 DEFAULT_RETAIN = False DEFAULT_TILT_CLOSED_POSITION = 0 DEFAULT_TILT_INVERT_STATE = False DEFAULT_TILT_MAX = 100 DEFAULT_TILT_MIN = 0 DEFAULT_TILT_OPEN_POSITION = 100 DEFAULT_TILT_OPTIMISTIC = False OPEN_CLOSE_FEATURES = SUPPORT_OPEN | SUPPORT_CLOSE TILT_FEATURES = ( SUPPORT_OPEN_TILT | SUPPORT_CLOSE_TILT | SUPPORT_STOP_TILT | SUPPORT_SET_TILT_POSITION ) def validate_options(value): """Validate options. If set position topic is set then get position topic is set as well. """ if CONF_SET_POSITION_TOPIC in value and CONF_GET_POSITION_TOPIC not in value: raise vol.Invalid( "set_position_topic must be set together with position_topic." ) return value PLATFORM_SCHEMA = vol.All( mqtt.MQTT_BASE_PLATFORM_SCHEMA.extend( { vol.Optional(CONF_COMMAND_TOPIC): mqtt.valid_publish_topic, vol.Optional(CONF_DEVICE): mqtt.MQTT_ENTITY_DEVICE_INFO_SCHEMA, vol.Optional(CONF_DEVICE_CLASS): DEVICE_CLASSES_SCHEMA, vol.Optional(CONF_GET_POSITION_TOPIC): mqtt.valid_subscribe_topic, vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string, vol.Optional(CONF_OPTIMISTIC, default=DEFAULT_OPTIMISTIC): cv.boolean, vol.Optional(CONF_PAYLOAD_CLOSE, default=DEFAULT_PAYLOAD_CLOSE): cv.string, vol.Optional(CONF_PAYLOAD_OPEN, default=DEFAULT_PAYLOAD_OPEN): cv.string, vol.Optional(CONF_PAYLOAD_STOP, default=DEFAULT_PAYLOAD_STOP): vol.Any( cv.string, None ), vol.Optional(CONF_POSITION_CLOSED, default=DEFAULT_POSITION_CLOSED): int, vol.Optional(CONF_POSITION_OPEN, default=DEFAULT_POSITION_OPEN): int, vol.Optional(CONF_RETAIN, default=DEFAULT_RETAIN): cv.boolean, vol.Optional(CONF_SET_POSITION_TEMPLATE): cv.template, vol.Optional(CONF_SET_POSITION_TOPIC): mqtt.valid_publish_topic, vol.Optional(CONF_STATE_CLOSED, default=STATE_CLOSED): cv.string, vol.Optional(CONF_STATE_CLOSING, default=STATE_CLOSING): cv.string, vol.Optional(CONF_STATE_OPEN, default=STATE_OPEN): cv.string, vol.Optional(CONF_STATE_OPENING, default=STATE_OPENING): cv.string, vol.Optional(CONF_STATE_TOPIC): mqtt.valid_subscribe_topic, vol.Optional( CONF_TILT_CLOSED_POSITION, default=DEFAULT_TILT_CLOSED_POSITION ): int, vol.Optional(CONF_TILT_COMMAND_TOPIC): mqtt.valid_publish_topic, vol.Optional( CONF_TILT_INVERT_STATE, default=DEFAULT_TILT_INVERT_STATE ): cv.boolean, vol.Optional(CONF_TILT_MAX, default=DEFAULT_TILT_MAX): int, vol.Optional(CONF_TILT_MIN, default=DEFAULT_TILT_MIN): int, vol.Optional( CONF_TILT_OPEN_POSITION, default=DEFAULT_TILT_OPEN_POSITION ): int, vol.Optional( CONF_TILT_STATE_OPTIMISTIC, default=DEFAULT_TILT_OPTIMISTIC ): cv.boolean, vol.Optional(CONF_TILT_STATUS_TOPIC): mqtt.valid_subscribe_topic, vol.Optional(CONF_TILT_STATUS_TEMPLATE): cv.template, vol.Optional(CONF_UNIQUE_ID): cv.string, vol.Optional(CONF_VALUE_TEMPLATE): cv.template, } ) .extend(mqtt.MQTT_AVAILABILITY_SCHEMA.schema) .extend(mqtt.MQTT_JSON_ATTRS_SCHEMA.schema), validate_options, ) async def async_setup_platform( hass: HomeAssistantType, config: ConfigType, async_add_entities, discovery_info=None ): """Set up MQTT cover through configuration.yaml.""" await _async_setup_entity(config, async_add_entities) async def async_setup_entry(hass, config_entry, async_add_entities): """Set up MQTT cover dynamically through MQTT discovery.""" async def async_discover(discovery_payload): """Discover and add an MQTT cover.""" discovery_data = discovery_payload.discovery_data try: config = PLATFORM_SCHEMA(discovery_payload) await _async_setup_entity( config, async_add_entities, config_entry, discovery_data ) except Exception: clear_discovery_hash(hass, discovery_data[ATTR_DISCOVERY_HASH]) raise async_dispatcher_connect( hass, MQTT_DISCOVERY_NEW.format(cover.DOMAIN, "mqtt"), async_discover ) async def _async_setup_entity( config, async_add_entities, config_entry=None, discovery_data=None ): """Set up the MQTT Cover.""" async_add_entities([MqttCover(config, config_entry, discovery_data)]) class MqttCover( MqttAttributes, MqttAvailability, MqttDiscoveryUpdate, MqttEntityDeviceInfo, CoverEntity, ): """Representation of a cover that can be controlled using MQTT.""" def __init__(self, config, config_entry, discovery_data): """Initialize the cover.""" self._unique_id = config.get(CONF_UNIQUE_ID) self._position = None self._state = None self._sub_state = None self._optimistic = None self._tilt_value = None self._tilt_optimistic = None # Load config self._setup_from_config(config) device_config = config.get(CONF_DEVICE) MqttAttributes.__init__(self, config) MqttAvailability.__init__(self, config) MqttDiscoveryUpdate.__init__(self, discovery_data, self.discovery_update) MqttEntityDeviceInfo.__init__(self, device_config, config_entry) async def async_added_to_hass(self): """Subscribe MQTT events.""" await super().async_added_to_hass() await self._subscribe_topics() async def discovery_update(self, discovery_payload): """Handle updated discovery message.""" config = PLATFORM_SCHEMA(discovery_payload) self._setup_from_config(config) await self.attributes_discovery_update(config) await self.availability_discovery_update(config) await self.device_info_discovery_update(config) await self._subscribe_topics() self.async_write_ha_state() def _setup_from_config(self, config): self._config = config self._optimistic = config[CONF_OPTIMISTIC] or ( config.get(CONF_STATE_TOPIC) is None and config.get(CONF_GET_POSITION_TOPIC) is None ) self._tilt_optimistic = config[CONF_TILT_STATE_OPTIMISTIC] async def _subscribe_topics(self): """(Re)Subscribe to topics.""" template = self._config.get(CONF_VALUE_TEMPLATE) if template is not None: template.hass = self.hass set_position_template = self._config.get(CONF_SET_POSITION_TEMPLATE) if set_position_template is not None: set_position_template.hass = self.hass tilt_status_template = self._config.get(CONF_TILT_STATUS_TEMPLATE) if tilt_status_template is not None: tilt_status_template.hass = self.hass topics = {} @callback @log_messages(self.hass, self.entity_id) def tilt_message_received(msg): """Handle tilt updates.""" payload = msg.payload if tilt_status_template is not None: payload = tilt_status_template.async_render_with_possible_json_value( payload ) if payload.isnumeric() and ( self._config[CONF_TILT_MIN] <= int(payload) <= self._config[CONF_TILT_MAX] ): level = self.find_percentage_in_range(float(payload)) self._tilt_value = level self.async_write_ha_state() @callback @log_messages(self.hass, self.entity_id) def state_message_received(msg): """Handle new MQTT state messages.""" payload = msg.payload if template is not None: payload = template.async_render_with_possible_json_value(payload) if payload == self._config[CONF_STATE_OPEN]: self._state = STATE_OPEN elif payload == self._config[CONF_STATE_OPENING]: self._state = STATE_OPENING elif payload == self._config[CONF_STATE_CLOSED]: self._state = STATE_CLOSED elif payload == self._config[CONF_STATE_CLOSING]: self._state = STATE_CLOSING else: _LOGGER.warning( "Payload is not supported (e.g. open, closed, opening, closing): %s", payload, ) return self.async_write_ha_state() @callback @log_messages(self.hass, self.entity_id) def position_message_received(msg): """Handle new MQTT state messages.""" payload = msg.payload if template is not None: payload = template.async_render_with_possible_json_value(payload) if payload.isnumeric(): percentage_payload = self.find_percentage_in_range( float(payload), COVER_PAYLOAD ) self._position = percentage_payload self._state = ( STATE_CLOSED if percentage_payload == DEFAULT_POSITION_CLOSED else STATE_OPEN ) else: _LOGGER.warning("Payload is not integer within range: %s", payload) return self.async_write_ha_state() if self._config.get(CONF_GET_POSITION_TOPIC): topics["get_position_topic"] = { "topic": self._config.get(CONF_GET_POSITION_TOPIC), "msg_callback": position_message_received, "qos": self._config[CONF_QOS], } elif self._config.get(CONF_STATE_TOPIC): topics["state_topic"] = { "topic": self._config.get(CONF_STATE_TOPIC), "msg_callback": state_message_received, "qos": self._config[CONF_QOS], } else: # Force into optimistic mode. self._optimistic = True if self._config.get(CONF_TILT_STATUS_TOPIC) is None: self._tilt_optimistic = True else: self._tilt_value = STATE_UNKNOWN topics["tilt_status_topic"] = { "topic": self._config.get(CONF_TILT_STATUS_TOPIC), "msg_callback": tilt_message_received, "qos": self._config[CONF_QOS], } self._sub_state = await subscription.async_subscribe_topics( self.hass, self._sub_state, topics ) async def async_will_remove_from_hass(self): """Unsubscribe when removed.""" self._sub_state = await subscription.async_unsubscribe_topics( self.hass, self._sub_state ) await MqttAttributes.async_will_remove_from_hass(self) await MqttAvailability.async_will_remove_from_hass(self) await MqttDiscoveryUpdate.async_will_remove_from_hass(self) @property def should_poll(self): """No polling needed.""" return False @property def assumed_state(self): """Return true if we do optimistic updates.""" return self._optimistic @property def name(self): """Return the name of the cover.""" return self._config[CONF_NAME] @property def is_closed(self): """Return true if the cover is closed or None if the status is unknown.""" if self._state is None: return None return self._state == STATE_CLOSED @property def is_opening(self): """Return true if the cover is actively opening.""" return self._state == STATE_OPENING @property def is_closing(self): """Return true if the cover is actively closing.""" return self._state == STATE_CLOSING @property def current_cover_position(self): """Return current position of cover. None is unknown, 0 is closed, 100 is fully open. """ return self._position @property def current_cover_tilt_position(self): """Return current position of cover tilt.""" return self._tilt_value @property def device_class(self): """Return the class of this sensor.""" return self._config.get(CONF_DEVICE_CLASS) @property def supported_features(self): """Flag supported features.""" supported_features = 0 if self._config.get(CONF_COMMAND_TOPIC) is not None: supported_features = OPEN_CLOSE_FEATURES if self._config.get(CONF_PAYLOAD_STOP) is not None: supported_features |= SUPPORT_STOP if self._config.get(CONF_SET_POSITION_TOPIC) is not None: supported_features |= SUPPORT_SET_POSITION if self._config.get(CONF_TILT_COMMAND_TOPIC) is not None: supported_features |= TILT_FEATURES return supported_features async def async_open_cover(self, **kwargs): """Move the cover up. This method is a coroutine. """ mqtt.async_publish( self.hass, self._config.get(CONF_COMMAND_TOPIC), self._config[CONF_PAYLOAD_OPEN], self._config[CONF_QOS], self._config[CONF_RETAIN], ) if self._optimistic: # Optimistically assume that cover has changed state. self._state = STATE_OPEN if self._config.get(CONF_GET_POSITION_TOPIC): self._position = self.find_percentage_in_range( self._config[CONF_POSITION_OPEN], COVER_PAYLOAD ) self.async_write_ha_state() async def async_close_cover(self, **kwargs): """Move the cover down. This method is a coroutine. """ mqtt.async_publish( self.hass, self._config.get(CONF_COMMAND_TOPIC), self._config[CONF_PAYLOAD_CLOSE], self._config[CONF_QOS], self._config[CONF_RETAIN], ) if self._optimistic: # Optimistically assume that cover has changed state. self._state = STATE_CLOSED if self._config.get(CONF_GET_POSITION_TOPIC): self._position = self.find_percentage_in_range( self._config[CONF_POSITION_CLOSED], COVER_PAYLOAD ) self.async_write_ha_state() async def async_stop_cover(self, **kwargs): """Stop the device. This method is a coroutine. """ mqtt.async_publish( self.hass, self._config.get(CONF_COMMAND_TOPIC), self._config[CONF_PAYLOAD_STOP], self._config[CONF_QOS], self._config[CONF_RETAIN], ) async def async_open_cover_tilt(self, **kwargs): """Tilt the cover open.""" mqtt.async_publish( self.hass, self._config.get(CONF_TILT_COMMAND_TOPIC), self._config[CONF_TILT_OPEN_POSITION], self._config[CONF_QOS], self._config[CONF_RETAIN], ) if self._tilt_optimistic: self._tilt_value = self.find_percentage_in_range( float(self._config[CONF_TILT_OPEN_POSITION]) ) self.async_write_ha_state() async def async_close_cover_tilt(self, **kwargs): """Tilt the cover closed.""" mqtt.async_publish( self.hass, self._config.get(CONF_TILT_COMMAND_TOPIC), self._config[CONF_TILT_CLOSED_POSITION], self._config[CONF_QOS], self._config[CONF_RETAIN], ) if self._tilt_optimistic: self._tilt_value = self.find_percentage_in_range( float(self._config[CONF_TILT_CLOSED_POSITION]) ) self.async_write_ha_state() async def async_set_cover_tilt_position(self, **kwargs): """Move the cover tilt to a specific position.""" position = kwargs[ATTR_TILT_POSITION] # The position needs to be between min and max level = self.find_in_range_from_percent(position) mqtt.async_publish( self.hass, self._config.get(CONF_TILT_COMMAND_TOPIC), level, self._config[CONF_QOS], self._config[CONF_RETAIN], ) async def async_set_cover_position(self, **kwargs): """Move the cover to a specific position.""" set_position_template = self._config.get(CONF_SET_POSITION_TEMPLATE) position = kwargs[ATTR_POSITION] percentage_position = position if set_position_template is not None: position = set_position_template.async_render(**kwargs) else: position = self.find_in_range_from_percent(position, COVER_PAYLOAD) mqtt.async_publish( self.hass, self._config.get(CONF_SET_POSITION_TOPIC), position, self._config[CONF_QOS], self._config[CONF_RETAIN], ) if self._optimistic: self._state = ( STATE_CLOSED if percentage_position == self._config[CONF_POSITION_CLOSED] else STATE_OPEN ) self._position = percentage_position self.async_write_ha_state() async def async_toggle_tilt(self, **kwargs): """Toggle the entity.""" if self.is_tilt_closed(): await self.async_open_cover_tilt(**kwargs) else: await self.async_close_cover_tilt(**kwargs) def is_tilt_closed(self): """Return if the cover is tilted closed.""" return self._tilt_value == self.find_percentage_in_range( float(self._config[CONF_TILT_CLOSED_POSITION]) ) def find_percentage_in_range(self, position, range_type=TILT_PAYLOAD): """Find the 0-100% value within the specified range.""" # the range of motion as defined by the min max values if range_type == COVER_PAYLOAD: max_range = self._config[CONF_POSITION_OPEN] min_range = self._config[CONF_POSITION_CLOSED] else: max_range = self._config[CONF_TILT_MAX] min_range = self._config[CONF_TILT_MIN] current_range = max_range - min_range # offset to be zero based offset_position = position - min_range position_percentage = round(float(offset_position) / current_range * 100.0) max_percent = 100 min_percent = 0 position_percentage = min(max(position_percentage, min_percent), max_percent) if range_type == TILT_PAYLOAD and self._config[CONF_TILT_INVERT_STATE]: return 100 - position_percentage return position_percentage def find_in_range_from_percent(self, percentage, range_type=TILT_PAYLOAD): """ Find the adjusted value for 0-100% within the specified range. if the range is 80-180 and the percentage is 90 this method would determine the value to send on the topic by offsetting the max and min, getting the percentage value and returning the offset """ if range_type == COVER_PAYLOAD: max_range = self._config[CONF_POSITION_OPEN] min_range = self._config[CONF_POSITION_CLOSED] else: max_range = self._config[CONF_TILT_MAX] min_range = self._config[CONF_TILT_MIN] offset = min_range current_range = max_range - min_range position = round(current_range * (percentage / 100.0)) position += offset if range_type == TILT_PAYLOAD and self._config[CONF_TILT_INVERT_STATE]: position = max_range - position + offset return position @property def unique_id(self): """Return a unique ID.""" return self._unique_id