__init__.py

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"""Support for NuHeat thermostats."""
 
from datetime import timedelta
from http import HTTPStatus
import logging
 
import nuheat
import requests
 
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import CONF_PASSWORD, CONF_USERNAME
from homeassistant.core import HomeAssistant
from homeassistant.exceptions import ConfigEntryNotReady
from homeassistant.helpers.update_coordinator import DataUpdateCoordinator
 
from .const import CONF_SERIAL_NUMBER, DOMAIN, PLATFORMS
 
_LOGGER = logging.getLogger(__name__)
 
 
def _get_thermostat(api, serial_number):
    """Authenticate and create the thermostat object."""
    api.authenticate()
    return api.get_thermostat(serial_number)
 
 
async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
    """Set up NuHeat from a config entry."""
 
    conf = entry.data
 
    username = conf[CONF_USERNAME]
    password = conf[CONF_PASSWORD]
    serial_number = conf[CONF_SERIAL_NUMBER]
 
    api = nuheat.NuHeat(username, password)
 
    try:
        thermostat = await hass.async_add_executor_job(
            _get_thermostat, api, serial_number
        )
    except requests.exceptions.Timeout as ex:
        raise ConfigEntryNotReady from ex
    except requests.exceptions.HTTPError as ex:
        if (
            ex.response.status_code > HTTPStatus.BAD_REQUEST
            and ex.response.status_code < HTTPStatus.INTERNAL_SERVER_ERROR
        ):
            _LOGGER.error("Failed to login to nuheat: %s", ex)
            return False
        raise ConfigEntryNotReady from ex
    except Exception as ex:  # noqa: BLE001
        _LOGGER.error("Failed to login to nuheat: %s", ex)
        return False
 
    async def _async_update_data():
        """Fetch data from API endpoint."""
        await hass.async_add_executor_job(thermostat.get_data)
 
    coordinator = DataUpdateCoordinator(
        hass,
        _LOGGER,
        config_entry=entry,
        name=f"nuheat {serial_number}",
        update_method=_async_update_data,
        update_interval=timedelta(minutes=5),
    )
 
    hass.data.setdefault(DOMAIN, {})
    hass.data[DOMAIN][entry.entry_id] = (thermostat, coordinator)
 
    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)
 
    return unload_ok