87 lines
2.5 KiB
Python
87 lines
2.5 KiB
Python
"""
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The homematic cover platform.
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For more details about this platform, please refer to the documentation at
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https://home-assistant.io/components/cover.homematic/
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Important: For this platform to work the homematic component has to be
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properly configured.
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"""
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import logging
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from homeassistant.const import STATE_UNKNOWN
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from homeassistant.components.cover import CoverDevice,\
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ATTR_POSITION
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import homeassistant.components.homematic as homematic
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_LOGGER = logging.getLogger(__name__)
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DEPENDENCIES = ['homematic']
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def setup_platform(hass, config, add_callback_devices, discovery_info=None):
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"""Setup the platform."""
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if discovery_info is None:
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return
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return homematic.setup_hmdevice_discovery_helper(
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HMCover,
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discovery_info,
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add_callback_devices
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)
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# pylint: disable=abstract-method
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class HMCover(homematic.HMDevice, CoverDevice):
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"""Represents a Homematic Cover in Home Assistant."""
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@property
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def current_cover_position(self):
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"""
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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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if self.available:
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return int(self._hm_get_state() * 100)
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return None
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def set_cover_position(self, **kwargs):
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"""Move the cover to a specific position."""
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if self.available:
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if ATTR_POSITION in kwargs:
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position = float(kwargs[ATTR_POSITION])
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position = min(100, max(0, position))
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level = position / 100.0
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self._hmdevice.set_level(level, self._channel)
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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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if self.current_cover_position is not None:
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if self.current_cover_position > 0:
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return False
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else:
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return True
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def open_cover(self, **kwargs):
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"""Open the cover."""
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if self.available:
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self._hmdevice.move_up(self._channel)
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def close_cover(self, **kwargs):
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"""Close the cover."""
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if self.available:
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self._hmdevice.move_down(self._channel)
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def stop_cover(self, **kwargs):
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"""Stop the device if in motion."""
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if self.available:
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self._hmdevice.stop(self._channel)
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def _init_data_struct(self):
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"""Generate a data dict (self._data) from hm metadata."""
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# Add state to data dict
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self._state = "LEVEL"
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self._data.update({self._state: STATE_UNKNOWN})
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