core/homeassistant/components/heos/__init__.py

515 lines
18 KiB
Python

"""Denon HEOS Media Player."""
from __future__ import annotations
import asyncio
from dataclasses import dataclass
from datetime import timedelta
import logging
from typing import Any
from pyheos import (
Credentials,
Heos,
HeosError,
HeosOptions,
HeosPlayer,
PlayerUpdateResult,
SignalHeosEvent,
const as heos_const,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import (
CONF_HOST,
CONF_PASSWORD,
CONF_USERNAME,
EVENT_HOMEASSISTANT_STOP,
Platform,
)
from homeassistant.core import CALLBACK_TYPE, HomeAssistant, callback
from homeassistant.exceptions import ConfigEntryNotReady, HomeAssistantError
from homeassistant.helpers import device_registry as dr, entity_registry as er
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.dispatcher import (
async_dispatcher_connect,
async_dispatcher_send,
)
from homeassistant.helpers.typing import ConfigType
from homeassistant.util import Throttle
from . import services
from .const import (
COMMAND_RETRY_ATTEMPTS,
COMMAND_RETRY_DELAY,
DOMAIN,
SIGNAL_HEOS_PLAYER_ADDED,
SIGNAL_HEOS_UPDATED,
)
PLATFORMS = [Platform.MEDIA_PLAYER]
MIN_UPDATE_SOURCES = timedelta(seconds=1)
CONFIG_SCHEMA = cv.empty_config_schema(DOMAIN)
_LOGGER = logging.getLogger(__name__)
@dataclass
class HeosRuntimeData:
"""Runtime data and coordinators for HEOS config entries."""
controller_manager: ControllerManager
group_manager: GroupManager
source_manager: SourceManager
players: dict[int, HeosPlayer]
type HeosConfigEntry = ConfigEntry[HeosRuntimeData]
async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
"""Set up the HEOS component."""
services.register(hass)
return True
async def async_setup_entry(hass: HomeAssistant, entry: HeosConfigEntry) -> bool:
"""Initialize config entry which represents the HEOS controller."""
# For backwards compat
if entry.unique_id is None:
hass.config_entries.async_update_entry(entry, unique_id=DOMAIN)
host = entry.data[CONF_HOST]
credentials: Credentials | None = None
if entry.options:
credentials = Credentials(
entry.options[CONF_USERNAME], entry.options[CONF_PASSWORD]
)
# Setting all_progress_events=False ensures that we only receive a
# media position update upon start of playback or when media changes
controller = Heos(
HeosOptions(
host,
all_progress_events=False,
auto_reconnect=True,
credentials=credentials,
)
)
# Auth failure handler must be added before connecting to the host, otherwise
# the event will be missed when login fails during connection.
async def auth_failure() -> None:
"""Handle authentication failure."""
entry.async_start_reauth(hass)
entry.async_on_unload(controller.add_on_user_credentials_invalid(auth_failure))
try:
# Auto reconnect only operates if initial connection was successful.
await controller.connect()
except HeosError as error:
await controller.disconnect()
_LOGGER.debug("Unable to connect to controller %s: %s", host, error)
raise ConfigEntryNotReady from error
# Disconnect when shutting down
async def disconnect_controller(event):
await controller.disconnect()
entry.async_on_unload(
hass.bus.async_listen_once(EVENT_HOMEASSISTANT_STOP, disconnect_controller)
)
# Get players and sources
try:
players = await controller.get_players()
favorites = {}
if controller.is_signed_in:
favorites = await controller.get_favorites()
else:
_LOGGER.warning(
"The HEOS System is not logged in: Enter credentials in the integration options to access favorites and streaming services"
)
inputs = await controller.get_input_sources()
except HeosError as error:
await controller.disconnect()
_LOGGER.debug("Unable to retrieve players and sources: %s", error)
raise ConfigEntryNotReady from error
controller_manager = ControllerManager(hass, controller)
await controller_manager.connect_listeners()
source_manager = SourceManager(favorites, inputs)
source_manager.connect_update(hass, controller)
group_manager = GroupManager(hass, controller, players)
entry.runtime_data = HeosRuntimeData(
controller_manager, group_manager, source_manager, players
)
group_manager.connect_update()
entry.async_on_unload(group_manager.disconnect_update)
await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
return True
async def async_unload_entry(hass: HomeAssistant, entry: HeosConfigEntry) -> bool:
"""Unload a config entry."""
await entry.runtime_data.controller_manager.disconnect()
return await hass.config_entries.async_unload_platforms(entry, PLATFORMS)
class ControllerManager:
"""Class that manages events of the controller."""
def __init__(self, hass: HomeAssistant, controller: Heos) -> None:
"""Init the controller manager."""
self._hass = hass
self._device_registry: dr.DeviceRegistry | None = None
self._entity_registry: er.EntityRegistry | None = None
self.controller = controller
async def connect_listeners(self):
"""Subscribe to events of interest."""
self._device_registry = dr.async_get(self._hass)
self._entity_registry = er.async_get(self._hass)
# Handle controller events
self.controller.add_on_controller_event(self._controller_event)
# Handle connection-related events
self.controller.add_on_heos_event(self._heos_event)
async def disconnect(self):
"""Disconnect subscriptions."""
self.controller.dispatcher.disconnect_all()
await self.controller.disconnect()
async def _controller_event(
self, event: str, data: PlayerUpdateResult | None
) -> None:
"""Handle controller event."""
if event == heos_const.EVENT_PLAYERS_CHANGED:
assert data is not None
self.update_ids(data.updated_player_ids)
# Update players
async_dispatcher_send(self._hass, SIGNAL_HEOS_UPDATED)
async def _heos_event(self, event):
"""Handle connection event."""
if event == SignalHeosEvent.CONNECTED:
try:
# Retrieve latest players and refresh status
data = await self.controller.load_players()
self.update_ids(data.updated_player_ids)
except HeosError as ex:
_LOGGER.error("Unable to refresh players: %s", ex)
# Update players
_LOGGER.debug("HEOS Controller event called, calling dispatcher")
async_dispatcher_send(self._hass, SIGNAL_HEOS_UPDATED)
def update_ids(self, mapped_ids: dict[int, int]):
"""Update the IDs in the device and entity registry."""
# mapped_ids contains the mapped IDs (new:old)
for old_id, new_id in mapped_ids.items():
# update device registry
assert self._device_registry is not None
entry = self._device_registry.async_get_device(
identifiers={(DOMAIN, old_id)} # type: ignore[arg-type] # Fix in the future
)
new_identifiers = {(DOMAIN, new_id)}
if entry:
self._device_registry.async_update_device(
entry.id,
new_identifiers=new_identifiers, # type: ignore[arg-type] # Fix in the future
)
_LOGGER.debug(
"Updated device %s identifiers to %s", entry.id, new_identifiers
)
# update entity registry
assert self._entity_registry is not None
entity_id = self._entity_registry.async_get_entity_id(
Platform.MEDIA_PLAYER, DOMAIN, str(old_id)
)
if entity_id:
self._entity_registry.async_update_entity(
entity_id, new_unique_id=str(new_id)
)
_LOGGER.debug("Updated entity %s unique id to %s", entity_id, new_id)
class GroupManager:
"""Class that manages HEOS groups."""
def __init__(
self, hass: HomeAssistant, controller: Heos, players: dict[int, HeosPlayer]
) -> None:
"""Init group manager."""
self._hass = hass
self._group_membership: dict[str, list[str]] = {}
self._disconnect_player_added = None
self._initialized = False
self.controller = controller
self.players = players
self.entity_id_map: dict[int, str] = {}
def _get_entity_id_to_player_id_map(self) -> dict:
"""Return mapping of all HeosMediaPlayer entity_ids to player_ids."""
return {v: k for k, v in self.entity_id_map.items()}
async def async_get_group_membership(self) -> dict[str, list[str]]:
"""Return all group members for each player as entity_ids."""
group_info_by_entity_id: dict[str, list[str]] = {
player_entity_id: []
for player_entity_id in self._get_entity_id_to_player_id_map()
}
try:
groups = await self.controller.get_groups()
except HeosError as err:
_LOGGER.error("Unable to get HEOS group info: %s", err)
return group_info_by_entity_id
player_id_to_entity_id_map = self.entity_id_map
for group in groups.values():
leader_entity_id = player_id_to_entity_id_map.get(group.lead_player_id)
member_entity_ids = [
player_id_to_entity_id_map[member]
for member in group.member_player_ids
if member in player_id_to_entity_id_map
]
# Make sure the group leader is always the first element
group_info = [leader_entity_id, *member_entity_ids]
if leader_entity_id:
group_info_by_entity_id[leader_entity_id] = group_info # type: ignore[assignment]
for member_entity_id in member_entity_ids:
group_info_by_entity_id[member_entity_id] = group_info # type: ignore[assignment]
return group_info_by_entity_id
async def async_join_players(
self, leader_id: int, leader_entity_id: str, member_entity_ids: list[str]
) -> None:
"""Create a group a group leader and member players."""
# Resolve HEOS player_id for each member entity_id
entity_id_to_player_id_map = self._get_entity_id_to_player_id_map()
member_ids: list[int] = []
for member in member_entity_ids:
member_id = entity_id_to_player_id_map.get(member)
if not member_id:
raise HomeAssistantError(
f"The group member {member} could not be resolved to a HEOS player."
)
member_ids.append(member_id)
try:
await self.controller.create_group(leader_id, member_ids)
except HeosError as err:
_LOGGER.error(
"Failed to group %s with %s: %s",
leader_entity_id,
member_entity_ids,
err,
)
async def async_unjoin_player(self, player_id: int, player_entity_id: str):
"""Remove `player_entity_id` from any group."""
try:
await self.controller.create_group(player_id, [])
except HeosError as err:
_LOGGER.error(
"Failed to ungroup %s: %s",
player_entity_id,
err,
)
async def async_update_groups(self) -> None:
"""Update the group membership from the controller."""
if groups := await self.async_get_group_membership():
self._group_membership = groups
_LOGGER.debug("Groups updated due to change event")
# Let players know to update
async_dispatcher_send(self._hass, SIGNAL_HEOS_UPDATED)
else:
_LOGGER.debug("Groups empty")
@callback
def connect_update(self):
"""Connect listener for when groups change and signal player update."""
async def _on_controller_event(event: str, data: Any | None) -> None:
if event == heos_const.EVENT_GROUPS_CHANGED:
await self.async_update_groups()
self.controller.add_on_controller_event(_on_controller_event)
self.controller.add_on_connected(self.async_update_groups)
# When adding a new HEOS player we need to update the groups.
async def _async_handle_player_added():
# Avoid calling async_update_groups when the entity_id map has not been
# fully populated yet. This may only happen during early startup.
if len(self.players) <= len(self.entity_id_map) and not self._initialized:
self._initialized = True
await self.async_update_groups()
self._disconnect_player_added = async_dispatcher_connect(
self._hass, SIGNAL_HEOS_PLAYER_ADDED, _async_handle_player_added
)
@callback
def disconnect_update(self):
"""Disconnect the listeners."""
if self._disconnect_player_added:
self._disconnect_player_added()
self._disconnect_player_added = None
@callback
def register_media_player(self, player_id: int, entity_id: str) -> CALLBACK_TYPE:
"""Register a media player player_id with it's entity_id so it can be resolved later."""
self.entity_id_map[player_id] = entity_id
return lambda: self.unregister_media_player(player_id)
@callback
def unregister_media_player(self, player_id) -> None:
"""Remove a media player player_id from the entity_id map."""
self.entity_id_map.pop(player_id, None)
@property
def group_membership(self):
"""Provide access to group members for player entities."""
return self._group_membership
class SourceManager:
"""Class that manages sources for players."""
def __init__(
self,
favorites,
inputs,
*,
retry_delay: int = COMMAND_RETRY_DELAY,
max_retry_attempts: int = COMMAND_RETRY_ATTEMPTS,
) -> None:
"""Init input manager."""
self.retry_delay = retry_delay
self.max_retry_attempts = max_retry_attempts
self.favorites = favorites
self.inputs = inputs
self.source_list = self._build_source_list()
def _build_source_list(self):
"""Build a single list of inputs from various types."""
source_list = []
source_list.extend([favorite.name for favorite in self.favorites.values()])
source_list.extend([source.name for source in self.inputs])
return source_list
async def play_source(self, source: str, player):
"""Determine type of source and play it."""
index = next(
(
index
for index, favorite in self.favorites.items()
if favorite.name == source
),
None,
)
if index is not None:
await player.play_preset_station(index)
return
input_source = next(
(
input_source
for input_source in self.inputs
if input_source.name == source
),
None,
)
if input_source is not None:
await player.play_input_source(input_source.media_id)
return
_LOGGER.error("Unknown source: %s", source)
def get_current_source(self, now_playing_media):
"""Determine current source from now playing media."""
# Match input by input_name:media_id
if now_playing_media.source_id == heos_const.MUSIC_SOURCE_AUX_INPUT:
return next(
(
input_source.name
for input_source in self.inputs
if input_source.media_id == now_playing_media.media_id
),
None,
)
# Try matching favorite by name:station or media_id:album_id
return next(
(
source.name
for source in self.favorites.values()
if source.name == now_playing_media.station
or source.media_id == now_playing_media.album_id
),
None,
)
@callback
def connect_update(self, hass: HomeAssistant, controller: Heos) -> None:
"""Connect listener for when sources change and signal player update.
EVENT_SOURCES_CHANGED is often raised multiple times in response to a
physical event therefore throttle it. Retrieving sources immediately
after the event may fail so retry.
"""
@Throttle(MIN_UPDATE_SOURCES)
async def get_sources():
retry_attempts = 0
while True:
try:
favorites = {}
if controller.is_signed_in:
favorites = await controller.get_favorites()
inputs = await controller.get_input_sources()
except HeosError as error:
if retry_attempts < self.max_retry_attempts:
retry_attempts += 1
_LOGGER.debug(
"Error retrieving sources and will retry: %s", error
)
await asyncio.sleep(self.retry_delay)
else:
_LOGGER.error("Unable to update sources: %s", error)
return None
else:
return favorites, inputs
async def _update_sources() -> None:
# If throttled, it will return None
if sources := await get_sources():
self.favorites, self.inputs = sources
self.source_list = self._build_source_list()
_LOGGER.debug("Sources updated due to changed event")
# Let players know to update
async_dispatcher_send(hass, SIGNAL_HEOS_UPDATED)
async def _on_controller_event(event: str, data: Any | None) -> None:
if event in (
heos_const.EVENT_SOURCES_CHANGED,
heos_const.EVENT_USER_CHANGED,
):
await _update_sources()
controller.add_on_connected(_update_sources)
controller.add_on_user_credentials_invalid(_update_sources)
controller.add_on_controller_event(_on_controller_event)