core/homeassistant/components/input_datetime/reproduce_state.py

119 lines
3.2 KiB
Python

"""Reproduce an Input datetime state."""
import asyncio
import logging
from typing import Any, Dict, Iterable, Optional
from homeassistant.const import ATTR_ENTITY_ID
from homeassistant.core import Context, State
from homeassistant.helpers.typing import HomeAssistantType
from homeassistant.util import dt as dt_util
from . import (
ATTR_DATE,
ATTR_DATETIME,
ATTR_TIME,
CONF_HAS_DATE,
CONF_HAS_TIME,
DOMAIN,
SERVICE_SET_DATETIME,
)
_LOGGER = logging.getLogger(__name__)
def is_valid_datetime(string: str) -> bool:
"""Test if string dt is a valid datetime."""
try:
return dt_util.parse_datetime(string) is not None
except ValueError:
return False
def is_valid_date(string: str) -> bool:
"""Test if string dt is a valid date."""
return dt_util.parse_date(string) is not None
def is_valid_time(string: str) -> bool:
"""Test if string dt is a valid time."""
return dt_util.parse_time(string) is not None
async def _async_reproduce_state(
hass: HomeAssistantType,
state: State,
*,
context: Optional[Context] = None,
reproduce_options: Optional[Dict[str, Any]] = 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 not (
(
is_valid_datetime(state.state)
and cur_state.attributes.get(CONF_HAS_DATE)
and cur_state.attributes.get(CONF_HAS_TIME)
)
or (
is_valid_date(state.state)
and cur_state.attributes.get(CONF_HAS_DATE)
and not cur_state.attributes.get(CONF_HAS_TIME)
)
or (
is_valid_time(state.state)
and cur_state.attributes.get(CONF_HAS_TIME)
and not cur_state.attributes.get(CONF_HAS_DATE)
)
):
_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:
return
service = SERVICE_SET_DATETIME
service_data = {ATTR_ENTITY_ID: state.entity_id}
has_time = cur_state.attributes.get(CONF_HAS_TIME)
has_date = cur_state.attributes.get(CONF_HAS_DATE)
if has_time and has_date:
service_data[ATTR_DATETIME] = state.state
elif has_time:
service_data[ATTR_TIME] = state.state
elif has_date:
service_data[ATTR_DATE] = state.state
else:
_LOGGER.warning("input_datetime needs either has_date or has_time or both")
return
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,
reproduce_options: Optional[Dict[str, Any]] = None,
) -> None:
"""Reproduce Input datetime states."""
await asyncio.gather(
*(
_async_reproduce_state(
hass, state, context=context, reproduce_options=reproduce_options
)
for state in states
)
)