"""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 .cloud_api import TuyaCloudApi from .common import TuyaDevice, async_config_entry_by_device_id from .config_flow import config_schema from .const import ( ATTR_UPDATED_AT, 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, {}) 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) device = hass.data[DOMAIN][TUYA_DEVICES][device_id] if not device.connected: device.async_connect() 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][device_id] if 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) hass.helpers.service.async_register_admin_service( DOMAIN, SERVICE_RELOAD, _handle_reload, ) hass.helpers.service.async_register_admin_service( 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 = 2 if config_entry.version == 1: _LOGGER.debug("Migrating config entry from version %s", config_entry.version) stored_entries = hass.config_entries.async_entries(DOMAIN) 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] = "xxx" new_data[CONF_CLIENT_SECRET] = "xxx" new_data[CONF_USER_ID] = "xxx" new_data[CONF_USERNAME] = DOMAIN 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.""" unsub_listener = entry.add_update_listener(update_listener) hass.data[DOMAIN][UNSUB_LISTENER] = unsub_listener hass.data[DOMAIN][TUYA_DEVICES] = {} 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) res = await tuya_api.async_get_access_token() if res != "ok": _LOGGER.error("Cloud API connection failed: %s", res) _LOGGER.info("Cloud API connection succeeded.") res = await tuya_api.async_get_devices_list() hass.data[DOMAIN][DATA_CLOUD] = tuya_api async def setup_entities(dev_id): dev_entry = entry.data[CONF_DEVICES][dev_id] device = TuyaDevice(hass, entry, dev_id) hass.data[DOMAIN][TUYA_DEVICES][dev_id] = device platforms = set(entity[CONF_PLATFORM] for entity in dev_entry[CONF_ENTITIES]) await asyncio.gather( *[ hass.config_entries.async_forward_entry_setup(entry, platform) for platform in platforms ] ) device.async_connect() await async_remove_orphan_entities(hass, entry) for dev_id in entry.data[CONF_DEVICES]: hass.async_create_task(setup_entities(dev_id)) return True async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry): """Unload a config entry.""" platforms = {} hass.data[DOMAIN][UNSUB_LISTENER]() for dev_id, device in hass.data[DOMAIN][TUYA_DEVICES].items(): if device.connected: await device.close() 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 ] ) ) 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)