342 lines
11 KiB
Python
342 lines
11 KiB
Python
"""Support for Tesla cars."""
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import asyncio
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from collections import defaultdict
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from datetime import timedelta
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import logging
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import async_timeout
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from teslajsonpy import Controller as TeslaAPI
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from teslajsonpy.exceptions import IncompleteCredentials, TeslaException
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import voluptuous as vol
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from homeassistant.config_entries import SOURCE_IMPORT, ConfigEntry
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from homeassistant.const import (
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ATTR_BATTERY_CHARGING,
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ATTR_BATTERY_LEVEL,
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CONF_ACCESS_TOKEN,
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CONF_PASSWORD,
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CONF_SCAN_INTERVAL,
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CONF_TOKEN,
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CONF_USERNAME,
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HTTP_UNAUTHORIZED,
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)
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from homeassistant.core import HomeAssistant, callback
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from homeassistant.exceptions import ConfigEntryNotReady
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from homeassistant.helpers import aiohttp_client, config_validation as cv
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from homeassistant.helpers.update_coordinator import (
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CoordinatorEntity,
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DataUpdateCoordinator,
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UpdateFailed,
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)
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from homeassistant.util import slugify
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from .config_flow import CannotConnect, InvalidAuth, validate_input
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from .const import (
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CONF_WAKE_ON_START,
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DATA_LISTENER,
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DEFAULT_SCAN_INTERVAL,
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DEFAULT_WAKE_ON_START,
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DOMAIN,
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ICONS,
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MIN_SCAN_INTERVAL,
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PLATFORMS,
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)
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_LOGGER = logging.getLogger(__name__)
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CONFIG_SCHEMA = vol.Schema(
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{
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DOMAIN: vol.Schema(
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{
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vol.Required(CONF_USERNAME): cv.string,
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vol.Required(CONF_PASSWORD): cv.string,
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vol.Optional(
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CONF_SCAN_INTERVAL, default=DEFAULT_SCAN_INTERVAL
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): vol.All(cv.positive_int, vol.Clamp(min=MIN_SCAN_INTERVAL)),
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}
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)
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},
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extra=vol.ALLOW_EXTRA,
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)
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@callback
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def _async_save_tokens(hass, config_entry, access_token, refresh_token):
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hass.config_entries.async_update_entry(
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config_entry,
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data={
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**config_entry.data,
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CONF_ACCESS_TOKEN: access_token,
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CONF_TOKEN: refresh_token,
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},
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)
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@callback
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def _async_configured_emails(hass):
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"""Return a set of configured Tesla emails."""
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return {
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entry.data[CONF_USERNAME]
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for entry in hass.config_entries.async_entries(DOMAIN)
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if CONF_USERNAME in entry.data
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}
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async def async_setup(hass, base_config):
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"""Set up of Tesla component."""
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def _update_entry(email, data=None, options=None):
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data = data or {}
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options = options or {
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CONF_SCAN_INTERVAL: DEFAULT_SCAN_INTERVAL,
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CONF_WAKE_ON_START: DEFAULT_WAKE_ON_START,
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}
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for entry in hass.config_entries.async_entries(DOMAIN):
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if email != entry.title:
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continue
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hass.config_entries.async_update_entry(entry, data=data, options=options)
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config = base_config.get(DOMAIN)
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if not config:
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return True
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email = config[CONF_USERNAME]
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password = config[CONF_PASSWORD]
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scan_interval = config[CONF_SCAN_INTERVAL]
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if email in _async_configured_emails(hass):
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try:
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info = await validate_input(hass, config)
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except (CannotConnect, InvalidAuth):
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return False
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_update_entry(
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email,
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data={
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CONF_USERNAME: email,
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CONF_PASSWORD: password,
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CONF_ACCESS_TOKEN: info[CONF_ACCESS_TOKEN],
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CONF_TOKEN: info[CONF_TOKEN],
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},
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options={CONF_SCAN_INTERVAL: scan_interval},
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)
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else:
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hass.async_create_task(
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hass.config_entries.flow.async_init(
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DOMAIN,
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context={"source": SOURCE_IMPORT},
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data={CONF_USERNAME: email, CONF_PASSWORD: password},
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)
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)
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hass.data.setdefault(DOMAIN, {})
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hass.data[DOMAIN][email] = {CONF_SCAN_INTERVAL: scan_interval}
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return True
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async def async_setup_entry(hass, config_entry):
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"""Set up Tesla as config entry."""
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hass.data.setdefault(DOMAIN, {})
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config = config_entry.data
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websession = aiohttp_client.async_get_clientsession(hass)
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email = config_entry.title
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if email in hass.data[DOMAIN] and CONF_SCAN_INTERVAL in hass.data[DOMAIN][email]:
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scan_interval = hass.data[DOMAIN][email][CONF_SCAN_INTERVAL]
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hass.config_entries.async_update_entry(
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config_entry, options={CONF_SCAN_INTERVAL: scan_interval}
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)
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hass.data[DOMAIN].pop(email)
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try:
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controller = TeslaAPI(
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websession,
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email=config.get(CONF_USERNAME),
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password=config.get(CONF_PASSWORD),
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refresh_token=config[CONF_TOKEN],
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access_token=config[CONF_ACCESS_TOKEN],
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update_interval=config_entry.options.get(
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CONF_SCAN_INTERVAL, DEFAULT_SCAN_INTERVAL
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),
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)
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(refresh_token, access_token) = await controller.connect(
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wake_if_asleep=config_entry.options.get(
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CONF_WAKE_ON_START, DEFAULT_WAKE_ON_START
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)
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)
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except IncompleteCredentials:
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_async_start_reauth(hass, config_entry)
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return False
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except TeslaException as ex:
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if ex.code == HTTP_UNAUTHORIZED:
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_async_start_reauth(hass, config_entry)
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_LOGGER.error("Unable to communicate with Tesla API: %s", ex.message)
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return False
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_async_save_tokens(hass, config_entry, access_token, refresh_token)
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coordinator = TeslaDataUpdateCoordinator(
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hass, config_entry=config_entry, controller=controller
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)
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# Fetch initial data so we have data when entities subscribe
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entry_data = hass.data[DOMAIN][config_entry.entry_id] = {
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"coordinator": coordinator,
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"devices": defaultdict(list),
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DATA_LISTENER: [config_entry.add_update_listener(update_listener)],
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}
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_LOGGER.debug("Connected to the Tesla API")
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await coordinator.async_refresh()
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if not coordinator.last_update_success:
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raise ConfigEntryNotReady
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all_devices = controller.get_homeassistant_components()
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if not all_devices:
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return False
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for device in all_devices:
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entry_data["devices"][device.hass_type].append(device)
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for platform in PLATFORMS:
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_LOGGER.debug("Loading %s", platform)
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hass.async_create_task(
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hass.config_entries.async_forward_entry_setup(config_entry, platform)
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)
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return True
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async def async_unload_entry(hass, config_entry) -> bool:
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"""Unload a config entry."""
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unload_ok = all(
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await asyncio.gather(
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*[
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hass.config_entries.async_forward_entry_unload(config_entry, platform)
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for platform in PLATFORMS
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]
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)
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)
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for listener in hass.data[DOMAIN][config_entry.entry_id][DATA_LISTENER]:
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listener()
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username = config_entry.title
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if unload_ok:
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hass.data[DOMAIN].pop(config_entry.entry_id)
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_LOGGER.debug("Unloaded entry for %s", username)
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return True
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return False
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def _async_start_reauth(hass: HomeAssistant, entry: ConfigEntry):
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hass.async_create_task(
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hass.config_entries.flow.async_init(
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DOMAIN,
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context={"source": "reauth"},
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data=entry.data,
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)
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)
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_LOGGER.error("Credentials are no longer valid. Please reauthenticate")
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async def update_listener(hass, config_entry):
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"""Update when config_entry options update."""
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controller = hass.data[DOMAIN][config_entry.entry_id]["coordinator"].controller
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old_update_interval = controller.update_interval
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controller.update_interval = config_entry.options.get(CONF_SCAN_INTERVAL)
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if old_update_interval != controller.update_interval:
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_LOGGER.debug(
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"Changing scan_interval from %s to %s",
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old_update_interval,
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controller.update_interval,
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)
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class TeslaDataUpdateCoordinator(DataUpdateCoordinator):
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"""Class to manage fetching Tesla data."""
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def __init__(self, hass, *, config_entry, controller):
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"""Initialize global Tesla data updater."""
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self.controller = controller
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self.config_entry = config_entry
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update_interval = timedelta(seconds=MIN_SCAN_INTERVAL)
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super().__init__(
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hass,
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_LOGGER,
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name=DOMAIN,
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update_interval=update_interval,
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)
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async def _async_update_data(self):
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"""Fetch data from API endpoint."""
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if self.controller.is_token_refreshed():
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(refresh_token, access_token) = self.controller.get_tokens()
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_async_save_tokens(
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self.hass, self.config_entry, access_token, refresh_token
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)
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_LOGGER.debug("Saving new tokens in config_entry")
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try:
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# Note: asyncio.TimeoutError and aiohttp.ClientError are already
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# handled by the data update coordinator.
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async with async_timeout.timeout(30):
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return await self.controller.update()
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except TeslaException as err:
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raise UpdateFailed(f"Error communicating with API: {err}") from err
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class TeslaDevice(CoordinatorEntity):
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"""Representation of a Tesla device."""
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def __init__(self, tesla_device, coordinator):
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"""Initialise the Tesla device."""
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super().__init__(coordinator)
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self.tesla_device = tesla_device
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self._name = self.tesla_device.name
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self._unique_id = slugify(self.tesla_device.uniq_name)
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self._attributes = self.tesla_device.attrs.copy()
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@property
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def name(self):
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"""Return the name of the device."""
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return self._name
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@property
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def unique_id(self) -> str:
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"""Return a unique ID."""
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return self._unique_id
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@property
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def icon(self):
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"""Return the icon of the sensor."""
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if self.device_class:
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return None
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return ICONS.get(self.tesla_device.type)
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@property
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def extra_state_attributes(self):
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"""Return the state attributes of the device."""
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attr = self._attributes
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if self.tesla_device.has_battery():
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attr[ATTR_BATTERY_LEVEL] = self.tesla_device.battery_level()
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attr[ATTR_BATTERY_CHARGING] = self.tesla_device.battery_charging()
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return attr
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@property
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def device_info(self):
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"""Return the device_info of the device."""
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return {
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"identifiers": {(DOMAIN, self.tesla_device.id())},
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"name": self.tesla_device.car_name(),
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"manufacturer": "Tesla",
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"model": self.tesla_device.car_type,
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"sw_version": self.tesla_device.car_version,
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}
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async def async_added_to_hass(self):
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"""Register state update callback."""
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self.async_on_remove(self.coordinator.async_add_listener(self.refresh))
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@callback
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def refresh(self) -> None:
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"""Refresh the state of the device.
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This assumes the coordinator has updated the controller.
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"""
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self.tesla_device.refresh()
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self._attributes = self.tesla_device.attrs.copy()
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self.async_write_ha_state()
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