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2026-01-30 23:31:00 -06:00
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custom_components/localtuya/__init__.py Normal file
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"""The LocalTuya integration."""
import asyncio
import logging
import time
from datetime import timedelta
import homeassistant.helpers.config_validation as cv
import homeassistant.helpers.entity_registry as er
import voluptuous as vol
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import (
CONF_CLIENT_ID,
CONF_CLIENT_SECRET,
CONF_DEVICE_ID,
CONF_DEVICES,
CONF_ENTITIES,
CONF_HOST,
CONF_ID,
CONF_PLATFORM,
CONF_REGION,
CONF_USERNAME,
EVENT_HOMEASSISTANT_STOP,
SERVICE_RELOAD,
)
from homeassistant.core import HomeAssistant
from homeassistant.exceptions import HomeAssistantError
from homeassistant.helpers.device_registry import DeviceEntry
from homeassistant.helpers.event import async_track_time_interval
from homeassistant.helpers.service import async_register_admin_service
from .cloud_api import TuyaCloudApi
from .common import TuyaDevice, async_config_entry_by_device_id
from .config_flow import ENTRIES_VERSION, config_schema
from .const import (
ATTR_UPDATED_AT,
CONF_NO_CLOUD,
CONF_PRODUCT_KEY,
CONF_USER_ID,
DATA_CLOUD,
DATA_DISCOVERY,
DOMAIN,
TUYA_DEVICES,
)
from .discovery import TuyaDiscovery
_LOGGER = logging.getLogger(__name__)
UNSUB_LISTENER = "unsub_listener"
RECONNECT_INTERVAL = timedelta(seconds=60)
CONFIG_SCHEMA = config_schema()
CONF_DP = "dp"
CONF_VALUE = "value"
SERVICE_SET_DP = "set_dp"
SERVICE_SET_DP_SCHEMA = vol.Schema(
{
vol.Required(CONF_DEVICE_ID): cv.string,
vol.Required(CONF_DP): int,
vol.Required(CONF_VALUE): object,
}
)
async def async_setup(hass: HomeAssistant, config: dict):
"""Set up the LocalTuya integration component."""
hass.data.setdefault(DOMAIN, {})
hass.data[DOMAIN][TUYA_DEVICES] = {}
device_cache = {}
async def _handle_reload(service):
"""Handle reload service call."""
_LOGGER.info("Service %s.reload called: reloading integration", DOMAIN)
current_entries = hass.config_entries.async_entries(DOMAIN)
reload_tasks = [
hass.config_entries.async_reload(entry.entry_id)
for entry in current_entries
]
await asyncio.gather(*reload_tasks)
async def _handle_set_dp(event):
"""Handle set_dp service call."""
dev_id = event.data[CONF_DEVICE_ID]
if dev_id not in hass.data[DOMAIN][TUYA_DEVICES]:
raise HomeAssistantError("unknown device id")
device = hass.data[DOMAIN][TUYA_DEVICES][dev_id]
if not device.connected:
raise HomeAssistantError("not connected to device")
await device.set_dp(event.data[CONF_VALUE], event.data[CONF_DP])
def _device_discovered(device):
"""Update address of device if it has changed."""
device_ip = device["ip"]
device_id = device["gwId"]
product_key = device["productKey"]
# If device is not in cache, check if a config entry exists
entry = async_config_entry_by_device_id(hass, device_id)
if entry is None:
return
if device_id not in device_cache:
if entry and device_id in entry.data[CONF_DEVICES]:
# Save address from config entry in cache to trigger
# potential update below
host_ip = entry.data[CONF_DEVICES][device_id][CONF_HOST]
device_cache[device_id] = host_ip
if device_id not in device_cache:
return
dev_entry = entry.data[CONF_DEVICES][device_id]
new_data = entry.data.copy()
updated = False
if device_cache[device_id] != device_ip:
updated = True
new_data[CONF_DEVICES][device_id][CONF_HOST] = device_ip
device_cache[device_id] = device_ip
if dev_entry.get(CONF_PRODUCT_KEY) != product_key:
updated = True
new_data[CONF_DEVICES][device_id][CONF_PRODUCT_KEY] = product_key
# Update settings if something changed, otherwise try to connect. Updating
# settings triggers a reload of the config entry, which tears down the device
# so no need to connect in that case.
if updated:
_LOGGER.debug(
"Updating keys for device %s: %s %s", device_id, device_ip, product_key
)
new_data[ATTR_UPDATED_AT] = str(int(time.time() * 1000))
hass.config_entries.async_update_entry(entry, data=new_data)
elif device_id in hass.data[DOMAIN][TUYA_DEVICES]:
_LOGGER.debug("Device %s found with IP %s", device_id, device_ip)
device = hass.data[DOMAIN][TUYA_DEVICES].get(device_id)
if not device:
_LOGGER.warning(f"Could not find device for device_id {device_id}")
elif not device.connected:
device.async_connect()
def _shutdown(event):
"""Clean up resources when shutting down."""
discovery.close()
async def _async_reconnect(now):
"""Try connecting to devices not already connected to."""
for device_id, device in hass.data[DOMAIN][TUYA_DEVICES].items():
if not device.connected:
device.async_connect()
async_track_time_interval(hass, _async_reconnect, RECONNECT_INTERVAL)
async_register_admin_service(
hass,
DOMAIN,
SERVICE_RELOAD,
_handle_reload,
)
hass.services.async_register(
DOMAIN, SERVICE_SET_DP, _handle_set_dp, schema=SERVICE_SET_DP_SCHEMA
)
discovery = TuyaDiscovery(_device_discovered)
try:
await discovery.start()
hass.data[DOMAIN][DATA_DISCOVERY] = discovery
hass.bus.async_listen_once(EVENT_HOMEASSISTANT_STOP, _shutdown)
except Exception: # pylint: disable=broad-except
_LOGGER.exception("failed to set up discovery")
return True
async def async_migrate_entry(hass, config_entry: ConfigEntry):
"""Migrate old entries merging all of them in one."""
new_version = ENTRIES_VERSION
stored_entries = hass.config_entries.async_entries(DOMAIN)
if config_entry.version == 1:
_LOGGER.debug("Migrating config entry from version %s", config_entry.version)
if config_entry.entry_id == stored_entries[0].entry_id:
_LOGGER.debug(
"Migrating the first config entry (%s)", config_entry.entry_id
)
new_data = {}
new_data[CONF_REGION] = "eu"
new_data[CONF_CLIENT_ID] = ""
new_data[CONF_CLIENT_SECRET] = ""
new_data[CONF_USER_ID] = ""
new_data[CONF_USERNAME] = DOMAIN
new_data[CONF_NO_CLOUD] = True
new_data[CONF_DEVICES] = {
config_entry.data[CONF_DEVICE_ID]: config_entry.data.copy()
}
new_data[ATTR_UPDATED_AT] = str(int(time.time() * 1000))
config_entry.version = new_version
hass.config_entries.async_update_entry(
config_entry, title=DOMAIN, data=new_data
)
else:
_LOGGER.debug(
"Merging the config entry %s into the main one", config_entry.entry_id
)
new_data = stored_entries[0].data.copy()
new_data[CONF_DEVICES].update(
{config_entry.data[CONF_DEVICE_ID]: config_entry.data.copy()}
)
new_data[ATTR_UPDATED_AT] = str(int(time.time() * 1000))
hass.config_entries.async_update_entry(stored_entries[0], data=new_data)
await hass.config_entries.async_remove(config_entry.entry_id)
_LOGGER.info(
"Entry %s successfully migrated to version %s.",
config_entry.entry_id,
new_version,
)
return True
async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry):
"""Set up LocalTuya integration from a config entry."""
if entry.version < ENTRIES_VERSION:
_LOGGER.debug(
"Skipping setup for entry %s since its version (%s) is old",
entry.entry_id,
entry.version,
)
return
region = entry.data[CONF_REGION]
client_id = entry.data[CONF_CLIENT_ID]
secret = entry.data[CONF_CLIENT_SECRET]
user_id = entry.data[CONF_USER_ID]
tuya_api = TuyaCloudApi(hass, region, client_id, secret, user_id)
no_cloud = True
if CONF_NO_CLOUD in entry.data:
no_cloud = entry.data.get(CONF_NO_CLOUD)
if no_cloud:
_LOGGER.info("Cloud API account not configured.")
# wait 1 second to make sure possible migration has finished
await asyncio.sleep(1)
else:
res = await tuya_api.async_get_access_token()
if res != "ok":
_LOGGER.error("Cloud API connection failed: %s", res)
else:
_LOGGER.info("Cloud API connection succeeded.")
res = await tuya_api.async_get_devices_list()
hass.data[DOMAIN][DATA_CLOUD] = tuya_api
platforms = set()
for dev_id in entry.data[CONF_DEVICES].keys():
entities = entry.data[CONF_DEVICES][dev_id][CONF_ENTITIES]
platforms = platforms.union(
set(entity[CONF_PLATFORM] for entity in entities)
)
hass.data[DOMAIN][TUYA_DEVICES][dev_id] = TuyaDevice(hass, entry, dev_id)
# Setup all platforms at once, letting HA handling each platform and avoiding
# potential integration restarts while elements are still initialising.
await hass.config_entries.async_forward_entry_setups(entry, platforms)
async def setup_entities(device_ids):
for dev_id in device_ids:
hass.data[DOMAIN][TUYA_DEVICES][dev_id].async_connect()
await async_remove_orphan_entities(hass, entry)
hass.async_create_task(setup_entities(entry.data[CONF_DEVICES].keys()))
unsub_listener = entry.add_update_listener(update_listener)
hass.data[DOMAIN][entry.entry_id] = {UNSUB_LISTENER: unsub_listener}
return True
async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry):
"""Unload a config entry."""
platforms = {}
for dev_id, dev_entry in entry.data[CONF_DEVICES].items():
for entity in dev_entry[CONF_ENTITIES]:
platforms[entity[CONF_PLATFORM]] = True
unload_ok = all(
await asyncio.gather(
*[
hass.config_entries.async_forward_entry_unload(entry, component)
for component in platforms
]
)
)
hass.data[DOMAIN][entry.entry_id][UNSUB_LISTENER]()
for dev_id, device in hass.data[DOMAIN][TUYA_DEVICES].items():
if device.connected:
await device.close()
if unload_ok:
hass.data[DOMAIN][TUYA_DEVICES] = {}
return True
async def update_listener(hass, config_entry):
"""Update listener."""
await hass.config_entries.async_reload(config_entry.entry_id)
async def async_remove_config_entry_device(
hass: HomeAssistant, config_entry: ConfigEntry, device_entry: DeviceEntry
) -> bool:
"""Remove a config entry from a device."""
dev_id = list(device_entry.identifiers)[0][1].split("_")[-1]
ent_reg = er.async_get(hass)
entities = {
ent.unique_id: ent.entity_id
for ent in er.async_entries_for_config_entry(ent_reg, config_entry.entry_id)
if dev_id in ent.unique_id
}
for entity_id in entities.values():
ent_reg.async_remove(entity_id)
if dev_id not in config_entry.data[CONF_DEVICES]:
_LOGGER.info(
"Device %s not found in config entry: finalizing device removal", dev_id
)
return True
await hass.data[DOMAIN][TUYA_DEVICES][dev_id].close()
new_data = config_entry.data.copy()
new_data[CONF_DEVICES].pop(dev_id)
new_data[ATTR_UPDATED_AT] = str(int(time.time() * 1000))
hass.config_entries.async_update_entry(
config_entry,
data=new_data,
)
_LOGGER.info("Device %s removed.", dev_id)
return True
async def async_remove_orphan_entities(hass, entry):
"""Remove entities associated with config entry that has been removed."""
return
ent_reg = er.async_get(hass)
entities = {
ent.unique_id: ent.entity_id
for ent in er.async_entries_for_config_entry(ent_reg, entry.entry_id)
}
_LOGGER.info("ENTITIES ORPHAN %s", entities)
return
for entity in entry.data[CONF_ENTITIES]:
if entity[CONF_ID] in entities:
del entities[entity[CONF_ID]]
for entity_id in entities.values():
ent_reg.async_remove(entity_id)