90 lines
2.6 KiB
Python

"""Demo valve platform that implements valves."""
from __future__ import annotations
import asyncio
from typing import Any
from homeassistant.components.valve import ValveEntity, ValveEntityFeature, ValveState
from homeassistant.config_entries import ConfigEntry
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
OPEN_CLOSE_DELAY = 2 # Used to give a realistic open/close experience in frontend
async def async_setup_entry(
hass: HomeAssistant,
config_entry: ConfigEntry,
async_add_entities: AddConfigEntryEntitiesCallback,
) -> None:
"""Set up the Demo config entry."""
async_add_entities(
[
DemoValve("Front Garden", ValveState.OPEN),
DemoValve("Orchard", ValveState.CLOSED),
]
)
class DemoValve(ValveEntity):
"""Representation of a Demo valve."""
_attr_should_poll = False
def __init__(
self,
name: str,
state: str,
moveable: bool = True,
) -> None:
"""Initialize the valve."""
self._attr_name = name
if moveable:
self._attr_supported_features = (
ValveEntityFeature.OPEN | ValveEntityFeature.CLOSE
)
self._state = state
self._moveable = moveable
@property
def is_open(self) -> bool:
"""Return true if valve is open."""
return self._state == ValveState.OPEN
@property
def is_opening(self) -> bool:
"""Return true if valve is opening."""
return self._state == ValveState.OPENING
@property
def is_closing(self) -> bool:
"""Return true if valve is closing."""
return self._state == ValveState.CLOSING
@property
def is_closed(self) -> bool:
"""Return true if valve is closed."""
return self._state == ValveState.CLOSED
@property
def reports_position(self) -> bool:
"""Return True if entity reports position, False otherwise."""
return False
async def async_open_valve(self, **kwargs: Any) -> None:
"""Open the valve."""
self._state = ValveState.OPENING
self.async_write_ha_state()
await asyncio.sleep(OPEN_CLOSE_DELAY)
self._state = ValveState.OPEN
self.async_write_ha_state()
async def async_close_valve(self, **kwargs: Any) -> None:
"""Close the valve."""
self._state = ValveState.CLOSING
self.async_write_ha_state()
await asyncio.sleep(OPEN_CLOSE_DELAY)
self._state = ValveState.CLOSED
self.async_write_ha_state()