core/homeassistant/components/daikin/__init__.py

212 lines
6.7 KiB
Python

"""Platform for the Daikin AC."""
import asyncio
from datetime import timedelta
import logging
from aiohttp import ClientConnectionError
from async_timeout import timeout
from pydaikin.daikin_base import Appliance
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import (
CONF_API_KEY,
CONF_HOST,
CONF_PASSWORD,
CONF_UUID,
Platform,
)
from homeassistant.core import HomeAssistant, callback
from homeassistant.exceptions import ConfigEntryNotReady
from homeassistant.helpers import device_registry as dr, entity_registry as er
from homeassistant.helpers.aiohttp_client import async_get_clientsession
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.device_registry import CONNECTION_NETWORK_MAC
from homeassistant.helpers.entity import DeviceInfo
from homeassistant.util import Throttle
from .const import DOMAIN, KEY_MAC, TIMEOUT
_LOGGER = logging.getLogger(__name__)
PARALLEL_UPDATES = 0
MIN_TIME_BETWEEN_UPDATES = timedelta(seconds=60)
PLATFORMS = [Platform.CLIMATE, Platform.SENSOR, Platform.SWITCH]
CONFIG_SCHEMA = cv.removed(DOMAIN, raise_if_present=False)
async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
"""Establish connection with Daikin."""
conf = entry.data
# For backwards compat, set unique ID
if entry.unique_id is None or ".local" in entry.unique_id:
hass.config_entries.async_update_entry(entry, unique_id=conf[KEY_MAC])
daikin_api = await daikin_api_setup(
hass,
conf[CONF_HOST],
conf.get(CONF_API_KEY),
conf.get(CONF_UUID),
conf.get(CONF_PASSWORD),
)
if not daikin_api:
return False
await async_migrate_unique_id(hass, entry, daikin_api)
hass.data.setdefault(DOMAIN, {}).update({entry.entry_id: daikin_api})
await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
return True
async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
"""Unload a config entry."""
unload_ok = await hass.config_entries.async_unload_platforms(entry, PLATFORMS)
if unload_ok:
hass.data[DOMAIN].pop(entry.entry_id)
if not hass.data[DOMAIN]:
hass.data.pop(DOMAIN)
return unload_ok
async def daikin_api_setup(hass: HomeAssistant, host, key, uuid, password):
"""Create a Daikin instance only once."""
session = async_get_clientsession(hass)
try:
async with timeout(TIMEOUT):
device = await Appliance.factory(
host, session, key=key, uuid=uuid, password=password
)
except asyncio.TimeoutError as err:
_LOGGER.debug("Connection to %s timed out", host)
raise ConfigEntryNotReady from err
except ClientConnectionError as err:
_LOGGER.debug("ClientConnectionError to %s", host)
raise ConfigEntryNotReady from err
except Exception: # pylint: disable=broad-except
_LOGGER.error("Unexpected error creating device %s", host)
return None
api = DaikinApi(device)
return api
class DaikinApi:
"""Keep the Daikin instance in one place and centralize the update."""
def __init__(self, device: Appliance) -> None:
"""Initialize the Daikin Handle."""
self.device = device
self.name = device.values.get("name", "Daikin AC")
self.ip_address = device.device_ip
self._available = True
@Throttle(MIN_TIME_BETWEEN_UPDATES)
async def async_update(self, **kwargs):
"""Pull the latest data from Daikin."""
try:
await self.device.update_status()
self._available = True
except ClientConnectionError:
_LOGGER.warning("Connection failed for %s", self.ip_address)
self._available = False
@property
def available(self) -> bool:
"""Return True if entity is available."""
return self._available
@property
def device_info(self) -> DeviceInfo:
"""Return a device description for device registry."""
info = self.device.values
return DeviceInfo(
connections={(CONNECTION_NETWORK_MAC, self.device.mac)},
manufacturer="Daikin",
model=info.get("model"),
name=info.get("name"),
sw_version=info.get("ver", "").replace("_", "."),
)
async def async_migrate_unique_id(
hass: HomeAssistant, config_entry: ConfigEntry, api: DaikinApi
) -> None:
"""Migrate old entry."""
dev_reg = dr.async_get(hass)
old_unique_id = config_entry.unique_id
new_unique_id = api.device.mac
new_name = api.device.values.get("name")
@callback
def _update_unique_id(entity_entry: er.RegistryEntry) -> dict[str, str] | None:
"""Update unique ID of entity entry."""
return update_unique_id(entity_entry, new_unique_id)
if new_unique_id == old_unique_id:
return
# Migrate devices
for device_entry in dr.async_entries_for_config_entry(
dev_reg, config_entry.entry_id
):
for connection in device_entry.connections:
if connection[1] == old_unique_id:
new_connections = {
(CONNECTION_NETWORK_MAC, dr.format_mac(new_unique_id))
}
_LOGGER.debug(
"Migrating device %s connections to %s",
device_entry.name,
new_connections,
)
dev_reg.async_update_device(
device_entry.id,
merge_connections=new_connections,
)
if device_entry.name is None:
_LOGGER.debug(
"Migrating device name to %s",
new_name,
)
dev_reg.async_update_device(
device_entry.id,
name=new_name,
)
# Migrate entities
await er.async_migrate_entries(hass, config_entry.entry_id, _update_unique_id)
new_data = {**config_entry.data, KEY_MAC: dr.format_mac(new_unique_id)}
hass.config_entries.async_update_entry(
config_entry, unique_id=new_unique_id, data=new_data
)
@callback
def update_unique_id(
entity_entry: er.RegistryEntry, unique_id: str
) -> dict[str, str] | None:
"""Update unique ID of entity entry."""
if entity_entry.unique_id.startswith(unique_id):
# Already correct, nothing to do
return None
unique_id_parts = entity_entry.unique_id.split("-")
unique_id_parts[0] = unique_id
entity_new_unique_id = "-".join(unique_id_parts)
_LOGGER.debug(
"Migrating entity %s from %s to new id %s",
entity_entry.entity_id,
entity_entry.unique_id,
entity_new_unique_id,
)
return {"new_unique_id": entity_new_unique_id}