145 lines
4.4 KiB
Python
145 lines
4.4 KiB
Python
"""Support for KNX/IP covers."""
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from xknx.devices import Cover as XknxCover
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from homeassistant.components.cover import (
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ATTR_POSITION,
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ATTR_TILT_POSITION,
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DEVICE_CLASS_BLIND,
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SUPPORT_CLOSE,
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SUPPORT_OPEN,
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SUPPORT_SET_POSITION,
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SUPPORT_SET_TILT_POSITION,
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SUPPORT_STOP,
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CoverEntity,
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)
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from homeassistant.core import callback
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from homeassistant.helpers.event import async_track_utc_time_change
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from .const import DOMAIN
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from .knx_entity import KnxEntity
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async def async_setup_platform(hass, config, async_add_entities, discovery_info=None):
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"""Set up cover(s) for KNX platform."""
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entities = []
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for device in hass.data[DOMAIN].xknx.devices:
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if isinstance(device, XknxCover):
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entities.append(KNXCover(device))
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async_add_entities(entities)
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class KNXCover(KnxEntity, CoverEntity):
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"""Representation of a KNX cover."""
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def __init__(self, device: XknxCover):
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"""Initialize the cover."""
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super().__init__(device)
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self._unsubscribe_auto_updater = None
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@callback
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async def after_update_callback(self, device):
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"""Call after device was updated."""
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self.async_write_ha_state()
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if self._device.is_traveling():
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self.start_auto_updater()
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@property
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def device_class(self):
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"""Return the class of this device, from component DEVICE_CLASSES."""
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if self._device.supports_angle:
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return DEVICE_CLASS_BLIND
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return None
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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 = SUPPORT_OPEN | SUPPORT_CLOSE | SUPPORT_SET_POSITION
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if self._device.supports_stop:
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supported_features |= SUPPORT_STOP
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if self._device.supports_angle:
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supported_features |= SUPPORT_SET_TILT_POSITION
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return supported_features
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@property
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def current_cover_position(self):
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"""Return the current position of the cover.
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None is unknown, 0 is closed, 100 is fully open.
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"""
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# In KNX 0 is open, 100 is closed.
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try:
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return 100 - self._device.current_position()
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except TypeError:
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return None
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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._device.is_closed()
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@property
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def is_opening(self):
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"""Return if the cover is opening or not."""
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return self._device.is_opening()
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@property
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def is_closing(self):
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"""Return if the cover is closing or not."""
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return self._device.is_closing()
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async def async_close_cover(self, **kwargs):
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"""Close the cover."""
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await self._device.set_down()
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async def async_open_cover(self, **kwargs):
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"""Open the cover."""
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await self._device.set_up()
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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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knx_position = 100 - kwargs[ATTR_POSITION]
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await self._device.set_position(knx_position)
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async def async_stop_cover(self, **kwargs):
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"""Stop the cover."""
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await self._device.stop()
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self.stop_auto_updater()
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@property
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def current_cover_tilt_position(self):
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"""Return current tilt position of cover."""
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if not self._device.supports_angle:
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return None
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try:
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return 100 - self._device.current_angle()
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except TypeError:
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return None
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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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knx_tilt_position = 100 - kwargs[ATTR_TILT_POSITION]
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await self._device.set_angle(knx_tilt_position)
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def start_auto_updater(self):
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"""Start the autoupdater to update Home Assistant while cover is moving."""
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if self._unsubscribe_auto_updater is None:
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self._unsubscribe_auto_updater = async_track_utc_time_change(
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self.hass, self.auto_updater_hook
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)
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def stop_auto_updater(self):
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"""Stop the autoupdater."""
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if self._unsubscribe_auto_updater is not None:
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self._unsubscribe_auto_updater()
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self._unsubscribe_auto_updater = None
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@callback
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def auto_updater_hook(self, now):
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"""Call for the autoupdater."""
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self.async_write_ha_state()
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if self._device.position_reached():
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self.stop_auto_updater()
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self.hass.add_job(self._device.auto_stop_if_necessary())
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