core/homeassistant/components/samsungtv/coordinator.py

64 lines
1.8 KiB
Python

"""Coordinator for the SamsungTV integration."""
from __future__ import annotations
from collections.abc import Callable, Coroutine
from datetime import timedelta
from typing import Any
from homeassistant.config_entries import ConfigEntry
from homeassistant.core import HomeAssistant
from homeassistant.helpers.update_coordinator import DataUpdateCoordinator
from .bridge import SamsungTVBridge
from .const import DOMAIN, LOGGER
SCAN_INTERVAL = 10
type SamsungTVConfigEntry = ConfigEntry[SamsungTVDataUpdateCoordinator]
class SamsungTVDataUpdateCoordinator(DataUpdateCoordinator[None]):
"""Coordinator for the SamsungTV integration."""
config_entry: SamsungTVConfigEntry
def __init__(
self,
hass: HomeAssistant,
config_entry: SamsungTVConfigEntry,
bridge: SamsungTVBridge,
) -> None:
"""Initialize the coordinator."""
super().__init__(
hass,
LOGGER,
config_entry=config_entry,
name=DOMAIN,
update_interval=timedelta(seconds=SCAN_INTERVAL),
)
self.bridge = bridge
self.is_on: bool | None = None
self.async_extra_update: Callable[[], Coroutine[Any, Any, None]] | None = None
async def _async_update_data(self) -> None:
"""Fetch data from SamsungTV bridge."""
if self.bridge.auth_failed:
return
old_state = self.is_on
if self.bridge.power_off_in_progress:
self.is_on = False
else:
self.is_on = await self.bridge.async_is_on()
if self.is_on != old_state:
LOGGER.debug(
"TV %s state updated from %s to %s",
self.bridge.host,
old_state,
self.is_on,
)
if self.async_extra_update:
await self.async_extra_update()