core/homeassistant/components/deconz/__init__.py

93 lines
3.0 KiB
Python

"""Support for deCONZ devices."""
from __future__ import annotations
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import EVENT_HOMEASSISTANT_STOP
from homeassistant.core import HomeAssistant
from homeassistant.exceptions import ConfigEntryAuthFailed, ConfigEntryNotReady
from homeassistant.helpers import config_validation as cv
from homeassistant.helpers.typing import ConfigType
from .config_flow import get_master_hub
from .const import CONF_MASTER_GATEWAY, DOMAIN, PLATFORMS
from .deconz_event import async_setup_events, async_unload_events
from .errors import AuthenticationRequired, CannotConnect
from .hub import DeconzHub, get_deconz_api
from .services import async_setup_services
CONFIG_SCHEMA = cv.config_entry_only_config_schema(DOMAIN)
async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
"""Set up services."""
async_setup_services(hass)
return True
async def async_setup_entry(hass: HomeAssistant, config_entry: ConfigEntry) -> bool:
"""Set up a deCONZ bridge for a config entry.
Load config, group, light and sensor data for server information.
Start websocket for push notification of state changes from deCONZ.
"""
hass.data.setdefault(DOMAIN, {})
if not config_entry.options:
await async_update_master_hub(hass, config_entry)
try:
api = await get_deconz_api(hass, config_entry)
except CannotConnect as err:
raise ConfigEntryNotReady from err
except AuthenticationRequired as err:
raise ConfigEntryAuthFailed from err
hub = hass.data[DOMAIN][config_entry.entry_id] = DeconzHub(hass, config_entry, api)
await hub.async_update_device_registry()
config_entry.add_update_listener(hub.async_config_entry_updated)
await async_setup_events(hub)
await hass.config_entries.async_forward_entry_setups(config_entry, PLATFORMS)
api.start()
config_entry.async_on_unload(
hass.bus.async_listen_once(EVENT_HOMEASSISTANT_STOP, hub.shutdown)
)
return True
async def async_unload_entry(hass: HomeAssistant, config_entry: ConfigEntry) -> bool:
"""Unload deCONZ config entry."""
hub: DeconzHub = hass.data[DOMAIN].pop(config_entry.entry_id)
async_unload_events(hub)
if hass.data[DOMAIN] and hub.master:
await async_update_master_hub(hass, config_entry)
new_master_hub = next(iter(hass.data[DOMAIN].values()))
await async_update_master_hub(hass, new_master_hub.config_entry)
return await hub.async_reset()
async def async_update_master_hub(
hass: HomeAssistant, config_entry: ConfigEntry
) -> None:
"""Update master hub boolean.
Called by setup_entry and unload_entry.
Makes sure there is always one master available.
"""
try:
master_hub = get_master_hub(hass)
master = master_hub.config_entry == config_entry
except ValueError:
master = True
options = {**config_entry.options, CONF_MASTER_GATEWAY: master}
hass.config_entries.async_update_entry(config_entry, options=options)