140 lines
4.6 KiB
Python
140 lines
4.6 KiB
Python
"""DataUpdateCoordinator for the Squeezebox integration."""
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from __future__ import annotations
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from asyncio import timeout
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from collections.abc import Callable
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from datetime import timedelta
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import logging
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import re
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from typing import TYPE_CHECKING, Any
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from pysqueezebox import Player, Server
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from homeassistant.core import HomeAssistant, callback
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from homeassistant.helpers.dispatcher import async_dispatcher_connect
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from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
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from homeassistant.util import dt as dt_util
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if TYPE_CHECKING:
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from . import SqueezeboxConfigEntry
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from .const import (
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PLAYER_UPDATE_INTERVAL,
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SENSOR_UPDATE_INTERVAL,
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SIGNAL_PLAYER_REDISCOVERED,
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STATUS_API_TIMEOUT,
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STATUS_SENSOR_LASTSCAN,
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STATUS_SENSOR_NEEDSRESTART,
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STATUS_SENSOR_RESCAN,
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)
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_LOGGER = logging.getLogger(__name__)
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class LMSStatusDataUpdateCoordinator(DataUpdateCoordinator):
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"""LMS Status custom coordinator."""
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config_entry: SqueezeboxConfigEntry
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def __init__(
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self, hass: HomeAssistant, config_entry: SqueezeboxConfigEntry, lms: Server
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) -> None:
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"""Initialize my coordinator."""
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super().__init__(
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hass,
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_LOGGER,
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config_entry=config_entry,
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name=lms.name,
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update_interval=timedelta(seconds=SENSOR_UPDATE_INTERVAL),
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always_update=False,
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)
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self.lms = lms
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self.newversion_regex = re.compile("<.*$")
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async def _async_update_data(self) -> dict:
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"""Fetch data from LMS status call.
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Then we process only a subset to make then nice for HA
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"""
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async with timeout(STATUS_API_TIMEOUT):
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data = await self.lms.async_status()
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if not data:
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raise UpdateFailed("No data from status poll")
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_LOGGER.debug("Raw serverstatus %s=%s", self.lms.name, data)
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return self._prepare_status_data(data)
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def _prepare_status_data(self, data: dict) -> dict:
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"""Sensors that need the data changing for HA presentation."""
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# Binary sensors
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# rescan bool are we rescanning alter poll not present if false
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data[STATUS_SENSOR_RESCAN] = STATUS_SENSOR_RESCAN in data
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# needsrestart bool pending lms plugin updates not present if false
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data[STATUS_SENSOR_NEEDSRESTART] = STATUS_SENSOR_NEEDSRESTART in data
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# Sensors that need special handling
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# 'lastscan': '1718431678', epoc -> ISO 8601 not always present
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data[STATUS_SENSOR_LASTSCAN] = (
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dt_util.utc_from_timestamp(int(data[STATUS_SENSOR_LASTSCAN]))
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if STATUS_SENSOR_LASTSCAN in data
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else None
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)
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_LOGGER.debug("Processed serverstatus %s=%s", self.lms.name, data)
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return data
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class SqueezeBoxPlayerUpdateCoordinator(DataUpdateCoordinator[dict[str, Any]]):
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"""Coordinator for Squeezebox players."""
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config_entry: SqueezeboxConfigEntry
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def __init__(
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self,
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hass: HomeAssistant,
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config_entry: SqueezeboxConfigEntry,
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player: Player,
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server_uuid: str,
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) -> None:
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"""Initialize the coordinator."""
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super().__init__(
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hass,
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_LOGGER,
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config_entry=config_entry,
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name=player.name,
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update_interval=timedelta(seconds=PLAYER_UPDATE_INTERVAL),
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always_update=True,
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)
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self.player = player
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self.available = True
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self._remove_dispatcher: Callable | None = None
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self.server_uuid = server_uuid
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async def _async_update_data(self) -> dict[str, Any]:
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"""Update Player if available, or listen for rediscovery if not."""
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if self.available:
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# Only update players available at last update, unavailable players are rediscovered instead
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await self.player.async_update()
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if self.player.connected is False:
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_LOGGER.debug("Player %s is not available", self.name)
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self.available = False
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# start listening for restored players
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self._remove_dispatcher = async_dispatcher_connect(
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self.hass, SIGNAL_PLAYER_REDISCOVERED, self.rediscovered
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)
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return {}
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@callback
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def rediscovered(self, unique_id: str, connected: bool) -> None:
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"""Make a player available again."""
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if unique_id == self.player.player_id and connected:
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self.available = True
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_LOGGER.debug("Player %s is available again", self.name)
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if self._remove_dispatcher:
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self._remove_dispatcher()
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