core/homeassistant/components/hunterdouglas_powerview/cover.py

285 lines
9.1 KiB
Python

"""Support for hunter douglas shades."""
import asyncio
import logging
from aiopvapi.helpers.constants import ATTR_POSITION1, ATTR_POSITION_DATA
from aiopvapi.resources.shade import (
ATTR_POSKIND1,
MAX_POSITION,
MIN_POSITION,
factory as PvShade,
)
import async_timeout
from homeassistant.components.cover import (
ATTR_POSITION,
DEVICE_CLASS_SHADE,
SUPPORT_CLOSE,
SUPPORT_OPEN,
SUPPORT_SET_POSITION,
SUPPORT_STOP,
CoverEntity,
)
from homeassistant.core import callback
from homeassistant.helpers.event import async_call_later
from .const import (
COORDINATOR,
DEVICE_INFO,
DEVICE_MODEL,
DOMAIN,
LEGACY_DEVICE_MODEL,
PV_API,
PV_ROOM_DATA,
PV_SHADE_DATA,
ROOM_ID_IN_SHADE,
ROOM_NAME_UNICODE,
SHADE_RESPONSE,
STATE_ATTRIBUTE_ROOM_NAME,
)
from .entity import ShadeEntity
_LOGGER = logging.getLogger(__name__)
# Estimated time it takes to complete a transition
# from one state to another
TRANSITION_COMPLETE_DURATION = 30
PARALLEL_UPDATES = 1
async def async_setup_entry(hass, entry, async_add_entities):
"""Set up the hunter douglas shades."""
pv_data = hass.data[DOMAIN][entry.entry_id]
room_data = pv_data[PV_ROOM_DATA]
shade_data = pv_data[PV_SHADE_DATA]
pv_request = pv_data[PV_API]
coordinator = pv_data[COORDINATOR]
device_info = pv_data[DEVICE_INFO]
entities = []
for raw_shade in shade_data.values():
# The shade may be out of sync with the hub
# so we force a refresh when we add it if
# possible
shade = PvShade(raw_shade, pv_request)
name_before_refresh = shade.name
try:
async with async_timeout.timeout(1):
await shade.refresh()
except asyncio.TimeoutError:
# Forced refresh is not required for setup
pass
if ATTR_POSITION_DATA not in shade.raw_data:
_LOGGER.info(
"The %s shade was skipped because it is missing position data",
name_before_refresh,
)
continue
room_id = shade.raw_data.get(ROOM_ID_IN_SHADE)
room_name = room_data.get(room_id, {}).get(ROOM_NAME_UNICODE, "")
entities.append(
PowerViewShade(
coordinator, device_info, room_name, shade, name_before_refresh
)
)
async_add_entities(entities)
def hd_position_to_hass(hd_position):
"""Convert hunter douglas position to hass position."""
return round((hd_position / MAX_POSITION) * 100)
def hass_position_to_hd(hass_positon):
"""Convert hass position to hunter douglas position."""
return int(hass_positon / 100 * MAX_POSITION)
class PowerViewShade(ShadeEntity, CoverEntity):
"""Representation of a powerview shade."""
def __init__(self, coordinator, device_info, room_name, shade, name):
"""Initialize the shade."""
super().__init__(coordinator, device_info, room_name, shade, name)
self._shade = shade
self._is_opening = False
self._is_closing = False
self._last_action_timestamp = 0
self._scheduled_transition_update = None
self._current_cover_position = MIN_POSITION
@property
def extra_state_attributes(self):
"""Return the state attributes."""
return {STATE_ATTRIBUTE_ROOM_NAME: self._room_name}
@property
def supported_features(self):
"""Flag supported features."""
supported_features = SUPPORT_OPEN | SUPPORT_CLOSE | SUPPORT_SET_POSITION
if self._device_info[DEVICE_MODEL] != LEGACY_DEVICE_MODEL:
supported_features |= SUPPORT_STOP
return supported_features
@property
def is_closed(self):
"""Return if the cover is closed."""
return self._current_cover_position == MIN_POSITION
@property
def is_opening(self):
"""Return if the cover is opening."""
return self._is_opening
@property
def is_closing(self):
"""Return if the cover is closing."""
return self._is_closing
@property
def current_cover_position(self):
"""Return the current position of cover."""
return hd_position_to_hass(self._current_cover_position)
@property
def device_class(self):
"""Return device class."""
return DEVICE_CLASS_SHADE
@property
def name(self):
"""Return the name of the shade."""
return self._shade_name
async def async_close_cover(self, **kwargs):
"""Close the cover."""
await self._async_move(0)
async def async_open_cover(self, **kwargs):
"""Open the cover."""
await self._async_move(100)
async def async_stop_cover(self, **kwargs):
"""Stop the cover."""
# Cancel any previous updates
self._async_cancel_scheduled_transition_update()
self._async_update_from_command(await self._shade.stop())
await self._async_force_refresh_state()
async def async_set_cover_position(self, **kwargs):
"""Move the shade to a specific position."""
if ATTR_POSITION not in kwargs:
return
await self._async_move(kwargs[ATTR_POSITION])
async def _async_move(self, target_hass_position):
"""Move the shade to a position."""
current_hass_position = hd_position_to_hass(self._current_cover_position)
steps_to_move = abs(current_hass_position - target_hass_position)
if not steps_to_move:
return
self._async_schedule_update_for_transition(steps_to_move)
self._async_update_from_command(
await self._shade.move(
{
ATTR_POSITION1: hass_position_to_hd(target_hass_position),
ATTR_POSKIND1: 1,
}
)
)
self._is_opening = False
self._is_closing = False
if target_hass_position > current_hass_position:
self._is_opening = True
elif target_hass_position < current_hass_position:
self._is_closing = True
self.async_write_ha_state()
@callback
def _async_update_from_command(self, raw_data):
"""Update the shade state after a command."""
if not raw_data or SHADE_RESPONSE not in raw_data:
return
self._async_process_new_shade_data(raw_data[SHADE_RESPONSE])
@callback
def _async_process_new_shade_data(self, data):
"""Process new data from an update."""
self._shade.raw_data = data
self._async_update_current_cover_position()
@callback
def _async_update_current_cover_position(self):
"""Update the current cover position from the data."""
_LOGGER.debug("Raw data update: %s", self._shade.raw_data)
position_data = self._shade.raw_data.get(ATTR_POSITION_DATA, {})
if ATTR_POSITION1 in position_data:
self._current_cover_position = int(position_data[ATTR_POSITION1])
self._is_opening = False
self._is_closing = False
@callback
def _async_cancel_scheduled_transition_update(self):
"""Cancel any previous updates."""
if not self._scheduled_transition_update:
return
self._scheduled_transition_update()
self._scheduled_transition_update = None
@callback
def _async_schedule_update_for_transition(self, steps):
self.async_write_ha_state()
# Cancel any previous updates
self._async_cancel_scheduled_transition_update()
est_time_to_complete_transition = 1 + int(
TRANSITION_COMPLETE_DURATION * (steps / 100)
)
_LOGGER.debug(
"Estimated time to complete transition of %s steps for %s: %s",
steps,
self.name,
est_time_to_complete_transition,
)
# Schedule an update for when we expect the transition
# to be completed.
self._scheduled_transition_update = async_call_later(
self.hass,
est_time_to_complete_transition,
self._async_complete_schedule_update,
)
async def _async_complete_schedule_update(self, _):
"""Update status of the cover."""
_LOGGER.debug("Processing scheduled update for %s", self.name)
self._scheduled_transition_update = None
await self._async_force_refresh_state()
async def _async_force_refresh_state(self):
"""Refresh the cover state and force the device cache to be bypassed."""
await self._shade.refresh()
self._async_update_current_cover_position()
self.async_write_ha_state()
async def async_added_to_hass(self):
"""When entity is added to hass."""
self._async_update_current_cover_position()
self.async_on_remove(
self.coordinator.async_add_listener(self._async_update_shade_from_group)
)
@callback
def _async_update_shade_from_group(self):
"""Update with new data from the coordinator."""
if self._scheduled_transition_update:
# If a transition in in progress
# the data will be wrong
return
self._async_process_new_shade_data(self.coordinator.data[self._shade.id])
self.async_write_ha_state()