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