core/homeassistant/components/elmax/cover.py

135 lines
4.7 KiB
Python

"""Elmax cover platform."""
from __future__ import annotations
import logging
from typing import Any
from elmax_api.model.command import CoverCommand
from elmax_api.model.cover_status import CoverStatus
from homeassistant.components.cover import CoverEntity, CoverEntityFeature
from homeassistant.config_entries import ConfigEntry
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from .const import DOMAIN
from .coordinator import ElmaxCoordinator
from .entity import ElmaxEntity
_LOGGER = logging.getLogger(__name__)
_COMMAND_BY_MOTION_STATUS = { # Maps the stop command to use for every cover motion status
CoverStatus.DOWN: CoverCommand.DOWN,
CoverStatus.UP: CoverCommand.UP,
CoverStatus.IDLE: None,
}
async def async_setup_entry(
hass: HomeAssistant,
config_entry: ConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Set up the Elmax cover platform."""
coordinator: ElmaxCoordinator = hass.data[DOMAIN][config_entry.entry_id]
# Add the cover feature only if supported by the current panel.
if coordinator.data is None or not coordinator.data.cover_feature:
return
known_devices = set()
def _discover_new_devices():
if (panel_status := coordinator.data) is None:
return # In case the panel is offline, its status will be None. In that case, simply do nothing
# Otherwise, add all the entities we found
entities = []
for cover in panel_status.covers:
# Skip already handled devices
if cover.endpoint_id in known_devices:
continue
entity = ElmaxCover(
elmax_device=cover,
panel_version=panel_status.release,
coordinator=coordinator,
)
entities.append(entity)
if entities:
async_add_entities(entities)
known_devices.update([e.unique_id for e in entities])
# Register a listener for the discovery of new devices
config_entry.async_on_unload(coordinator.async_add_listener(_discover_new_devices))
# Immediately run a discovery, so we don't need to wait for the next update
_discover_new_devices()
class ElmaxCover(ElmaxEntity, CoverEntity):
"""Elmax Cover entity implementation."""
_attr_supported_features = (
CoverEntityFeature.OPEN | CoverEntityFeature.CLOSE | CoverEntityFeature.STOP
)
def __check_cover_status(self, status_to_check: CoverStatus) -> bool | None:
"""Check if the current cover entity is in a specific state."""
if (
state := self.coordinator.get_cover_state(self._device.endpoint_id).status
) is None:
return None
return state == status_to_check
@property
def is_closed(self) -> bool | None:
"""Tells if the cover is closed or not."""
return self.coordinator.get_cover_state(self._device.endpoint_id).position == 0
@property
def current_cover_position(self) -> int | None:
"""Return current position of cover.
None is unknown, 0 is closed, 100 is fully open.
"""
return self.coordinator.get_cover_state(self._device.endpoint_id).position
@property
def is_opening(self) -> bool | None:
"""Tells if the cover is opening or not."""
return self.__check_cover_status(CoverStatus.UP)
@property
def is_closing(self) -> bool | None:
"""Return if the cover is closing or not."""
return self.__check_cover_status(CoverStatus.DOWN)
async def async_stop_cover(self, **kwargs: Any) -> None:
"""Stop the cover."""
# To stop the cover, Elmax requires us to re-issue the same command once again.
# To detect the current motion status, we request an immediate refresh to the coordinator
await self.coordinator.async_request_refresh()
motion_status = self.coordinator.get_cover_state(
self._device.endpoint_id
).status
command = _COMMAND_BY_MOTION_STATUS[motion_status]
if command:
await self.coordinator.http_client.execute_command(
endpoint_id=self._device.endpoint_id, command=command
)
else:
_LOGGER.debug("Ignoring stop request as the cover is IDLE")
async def async_open_cover(self, **kwargs):
"""Open the cover."""
await self.coordinator.http_client.execute_command(
endpoint_id=self._device.endpoint_id, command=CoverCommand.UP
)
async def async_close_cover(self, **kwargs):
"""Close the cover."""
await self.coordinator.http_client.execute_command(
endpoint_id=self._device.endpoint_id, command=CoverCommand.DOWN
)