home-assistant/script/scaffold/templates/reproduce_state/integration/reproduce_state.py

78 lines
2.1 KiB
Python

"""Reproduce an NEW_NAME state."""
import asyncio
import logging
from typing import Iterable, Optional
from homeassistant.const import (
ATTR_ENTITY_ID,
SERVICE_TURN_OFF,
SERVICE_TURN_ON,
STATE_OFF,
STATE_ON,
)
from homeassistant.core import Context, State
from homeassistant.helpers.typing import HomeAssistantType
from . import DOMAIN
_LOGGER = logging.getLogger(__name__)
# TODO add valid states here
VALID_STATES = {STATE_ON, STATE_OFF}
async def _async_reproduce_state(
hass: HomeAssistantType, state: State, context: Optional[Context] = None
) -> None:
"""Reproduce a single state."""
cur_state = hass.states.get(state.entity_id)
if cur_state is None:
_LOGGER.warning("Unable to find entity %s", state.entity_id)
return
if state.state not in VALID_STATES:
_LOGGER.warning(
"Invalid state specified for %s: %s", state.entity_id, state.state
)
return
# Return if we are already at the right state.
if (
cur_state.state == state.state
and
# TODO this is an example attribute
cur_state.attributes.get("color") == state.attributes.get("color")
):
return
service_data = {ATTR_ENTITY_ID: state.entity_id}
# TODO determine the services to call to achieve desired state
if state.state == STATE_ON:
service = SERVICE_TURN_ON
if "color" in state.attributes:
service_data["color"] = state.attributes["color"]
elif state.state == STATE_OFF:
service = SERVICE_TURN_OFF
await hass.services.async_call(
DOMAIN, service, service_data, context=context, blocking=True
)
async def async_reproduce_states(
hass: HomeAssistantType, states: Iterable[State], context: Optional[Context] = None
) -> None:
"""Reproduce NEW_NAME states."""
# TODO pick one and remove other one
# Reproduce states in parallel.
await asyncio.gather(
*(_async_reproduce_state(hass, state, context) for state in states)
)
# Alternative: Reproduce states in sequence
# for state in states:
# await _async_reproduce_state(hass, state, context)