cover.py

"""Support for Lutron motorized blind."""
# motor doesn't support OUTPUT,ID,1,0 or OUTPUT,ID,1,100 for some reason
# you have to use OUTPUT,ID,2 open, 3 close, 4 stop
# you cannot get the status because the stop command is setting level to 100
# you need travel time to set open and close the blind

import voluptuous as vol
import logging
import asyncio
import time

from homeassistant.components.cover import (
    PLATFORM_SCHEMA,
    ATTR_POSITION,
    SUPPORT_CLOSE,
    SUPPORT_OPEN,
    SUPPORT_STOP,
    SUPPORT_SET_POSITION,
    CoverEntity,
)
from homeassistant.const import CONF_NAME
from homeassistant.core import callback
import homeassistant.helpers.config_validation as cv

from . import LUTRON_CONTROLLER, LUTRON_DEVICES, LutronDevice

_LOGGER = logging.getLogger(__name__)


def setup_platform(hass, config, add_entities, discovery_info=None):
    """Set up the Lutron shades."""
    devs = []
    for (area_name, device) in hass.data[LUTRON_DEVICES]["cover"]:
        if device.type == "MOTOR":
            dev = LutronMotorBlind(area_name, device, hass.data[LUTRON_CONTROLLER])
        else: 
            dev = LutronCover(area_name, device, hass.data[LUTRON_CONTROLLER])
        
        devs.append(dev)

    add_entities(devs, True)
    return True


class LutronMotorBlind(LutronDevice, CoverEntity):
    """Representation of a Lutron motorized blind."""

    def __init__(self, area_name, lutron_device, controller):
        """Initializes the Lutron Blind class."""
        super().__init__(area_name, lutron_device, controller)
        self._position = self._lutron_device.last_level()
        self._is_opening = False
        self._is_closing = False


    @property
    def supported_features(self):
        """Flag supported features."""
        return SUPPORT_OPEN | SUPPORT_CLOSE | SUPPORT_STOP 

    @property
    def is_closed(self):
        """Return if the cover is closed."""
        return self._position == 0

    @property
    def is_closing(self):
        """Return if the cover is closed."""
        return self._is_closing

    @property
    def is_opening(self):
        """Return if the cover is closed."""
        return self._is_opening

    async def async_close_cover(self, **kwargs):
        """Close the cover."""
        self._position = 0    
        self._is_closing = True
        self._lutron_device.start_lowering()
      
    async def async_open_cover(self, **kwargs):
        """Open the cover."""
        self._position = 100
        self._is_opening = True
        self._lutron_device.start_raising()
    

    async def async_stop_cover(self, **kwargs):
        """stop the cover."""
        self._lutron_device.stop()
        self._position = 50
        self._is_opening = False
        self._is_closing = False

    def update(self):
        """Call when forcing a refresh of the device."""
        # Reading the property (rather than last_level()) fetches value
        level = self._position
        _LOGGER.debug("Lutron ID: %d updated to %f", self._lutron_device.id, level)

    @property
    def extra_state_attributes(self):
        """Return the state attributes."""
        attr = {}
        attr["Lutron Integration ID"] = self._lutron_device.id
        return attr

class LutronCover(LutronDevice, CoverEntity):
    """Representation of a Lutron shade."""

    @property
    def supported_features(self):
        """Flag supported features."""
        return SUPPORT_OPEN | SUPPORT_CLOSE | SUPPORT_SET_POSITION

    @property
    def is_closed(self):
        """Return if the cover is closed."""
        return self._lutron_device.last_level() < 1

    @property
    def current_cover_position(self):
        """Return the current position of cover."""
        return self._lutron_device.last_level()

    def close_cover(self, **kwargs):
        """Close the cover."""
        self._lutron_device.level = 0

    def open_cover(self, **kwargs):
        """Open the cover."""
        self._lutron_device.level = 100

    def set_cover_position(self, **kwargs):
        """Move the shade to a specific position."""
        if ATTR_POSITION in kwargs:
            position = kwargs[ATTR_POSITION]
            self._lutron_device.level = position

    def update(self):
        """Call when forcing a refresh of the device."""
        # Reading the property (rather than last_level()) fetches value
        level = self._lutron_device.level
        _LOGGER.debug("Lutron ID: %d updated to %f", self._lutron_device.id, level)

    @property
    def extra_state_attributes(self):
        """Return the state attributes."""
        attr = {}
        attr["Lutron Integration ID"] = self._lutron_device.id
        return attr