core/homeassistant/components/demo/cover.py

268 lines
8.4 KiB
Python

"""Demo platform for the cover component."""
from __future__ import annotations
from datetime import datetime
from typing import Any
from homeassistant.components.cover import (
ATTR_POSITION,
ATTR_TILT_POSITION,
CoverDeviceClass,
CoverEntity,
CoverEntityFeature,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.core import CALLBACK_TYPE, HomeAssistant, callback
from homeassistant.helpers.device_registry import DeviceInfo
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.helpers.event import async_track_utc_time_change
from . import DOMAIN
async def async_setup_entry(
hass: HomeAssistant,
config_entry: ConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Set up the demo cover platform."""
async_add_entities(
[
DemoCover(hass, "cover_1", "Kitchen Window"),
DemoCover(hass, "cover_2", "Hall Window", 10),
DemoCover(hass, "cover_3", "Living Room Window", 70, 50),
DemoCover(
hass,
"cover_4",
"Garage Door",
device_class=CoverDeviceClass.GARAGE,
supported_features=(CoverEntityFeature.OPEN | CoverEntityFeature.CLOSE),
),
DemoCover(
hass,
"cover_5",
"Pergola Roof",
tilt_position=60,
supported_features=(
CoverEntityFeature.OPEN_TILT
| CoverEntityFeature.STOP_TILT
| CoverEntityFeature.CLOSE_TILT
| CoverEntityFeature.SET_TILT_POSITION
),
),
]
)
class DemoCover(CoverEntity):
"""Representation of a demo cover."""
_attr_has_entity_name = True
_attr_name = None
_attr_should_poll = False
def __init__(
self,
hass: HomeAssistant,
unique_id: str,
device_name: str,
position: int | None = None,
tilt_position: int | None = None,
device_class: CoverDeviceClass | None = None,
supported_features: CoverEntityFeature | None = None,
) -> None:
"""Initialize the cover."""
self.hass = hass
self._unique_id = unique_id
self._position = position
self._attr_device_class = device_class
self._attr_supported_features = supported_features
self._set_position: int | None = None
self._set_tilt_position: int | None = None
self._tilt_position = tilt_position
self._requested_closing = True
self._requested_closing_tilt = True
self._unsub_listener_cover: CALLBACK_TYPE | None = None
self._unsub_listener_cover_tilt: CALLBACK_TYPE | None = None
self._is_opening = False
self._is_closing = False
if position is None:
self._closed = True
else:
self._closed = position <= 0
self._attr_device_info = DeviceInfo(
identifiers={
# Serial numbers are unique identifiers within a specific domain
(DOMAIN, self.unique_id)
},
name=device_name,
)
@property
def unique_id(self) -> str:
"""Return unique ID for cover."""
return self._unique_id
@property
def current_cover_position(self) -> int | None:
"""Return the current position of the cover."""
return self._position
@property
def current_cover_tilt_position(self) -> int | None:
"""Return the current tilt position of the cover."""
return self._tilt_position
@property
def is_closed(self) -> bool:
"""Return if the cover is closed."""
return self._closed
@property
def is_closing(self) -> bool:
"""Return if the cover is closing."""
return self._is_closing
@property
def is_opening(self) -> bool:
"""Return if the cover is opening."""
return self._is_opening
async def async_close_cover(self, **kwargs: Any) -> None:
"""Close the cover."""
if self._position == 0:
return
if self._position is None:
self._closed = True
self.async_write_ha_state()
return
self._is_closing = True
self._listen_cover()
self._requested_closing = True
self.async_write_ha_state()
async def async_close_cover_tilt(self, **kwargs: Any) -> None:
"""Close the cover tilt."""
if self._tilt_position in (0, None):
return
self._listen_cover_tilt()
self._requested_closing_tilt = True
async def async_open_cover(self, **kwargs: Any) -> None:
"""Open the cover."""
if self._position == 100:
return
if self._position is None:
self._closed = False
self.async_write_ha_state()
return
self._is_opening = True
self._listen_cover()
self._requested_closing = False
self.async_write_ha_state()
async def async_open_cover_tilt(self, **kwargs: Any) -> None:
"""Open the cover tilt."""
if self._tilt_position in (100, None):
return
self._listen_cover_tilt()
self._requested_closing_tilt = False
async def async_set_cover_position(self, **kwargs: Any) -> None:
"""Move the cover to a specific position."""
position: int = kwargs[ATTR_POSITION]
self._set_position = round(position, -1)
if self._position == position:
return
self._listen_cover()
self._requested_closing = (
self._position is not None and position < self._position
)
async def async_set_cover_tilt_position(self, **kwargs: Any) -> None:
"""Move the cover til to a specific position."""
tilt_position: int = kwargs[ATTR_TILT_POSITION]
self._set_tilt_position = round(tilt_position, -1)
if self._tilt_position == tilt_position:
return
self._listen_cover_tilt()
self._requested_closing_tilt = (
self._tilt_position is not None and tilt_position < self._tilt_position
)
async def async_stop_cover(self, **kwargs: Any) -> None:
"""Stop the cover."""
self._is_closing = False
self._is_opening = False
if self._position is None:
return
if self._unsub_listener_cover is not None:
self._unsub_listener_cover()
self._unsub_listener_cover = None
self._set_position = None
async def async_stop_cover_tilt(self, **kwargs: Any) -> None:
"""Stop the cover tilt."""
if self._tilt_position is None:
return
if self._unsub_listener_cover_tilt is not None:
self._unsub_listener_cover_tilt()
self._unsub_listener_cover_tilt = None
self._set_tilt_position = None
@callback
def _listen_cover(self) -> None:
"""Listen for changes in cover."""
if self._unsub_listener_cover is None:
self._unsub_listener_cover = async_track_utc_time_change(
self.hass, self._time_changed_cover
)
async def _time_changed_cover(self, now: datetime) -> None:
"""Track time changes."""
if self._position is None:
return
if self._requested_closing:
self._position -= 10
else:
self._position += 10
if self._position in (100, 0, self._set_position):
await self.async_stop_cover()
self._closed = (
self.current_cover_position is not None and self.current_cover_position <= 0
)
self.async_write_ha_state()
@callback
def _listen_cover_tilt(self) -> None:
"""Listen for changes in cover tilt."""
if self._unsub_listener_cover_tilt is None:
self._unsub_listener_cover_tilt = async_track_utc_time_change(
self.hass, self._time_changed_cover_tilt
)
async def _time_changed_cover_tilt(self, now: datetime) -> None:
"""Track time changes."""
if self._tilt_position is None:
return
if self._requested_closing_tilt:
self._tilt_position -= 10
else:
self._tilt_position += 10
if self._tilt_position in (100, 0, self._set_tilt_position):
await self.async_stop_cover_tilt()
self.async_write_ha_state()