72 lines
2.4 KiB
Python
72 lines
2.4 KiB
Python
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"""DataUpdateCoordinator for Smlight."""
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from dataclasses import dataclass
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from pysmlight import Api2, Info, Sensors
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from pysmlight.exceptions import SmlightAuthError, SmlightConnectionError
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.const import CONF_PASSWORD, CONF_USERNAME
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from homeassistant.core import HomeAssistant
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from homeassistant.exceptions import ConfigEntryError
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from homeassistant.helpers.aiohttp_client import async_get_clientsession
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from homeassistant.helpers.device_registry import format_mac
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from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
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from .const import DOMAIN, LOGGER, SCAN_INTERVAL
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@dataclass
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class SmData:
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"""SMLIGHT data stored in the DataUpdateCoordinator."""
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sensors: Sensors
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info: Info
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class SmDataUpdateCoordinator(DataUpdateCoordinator[SmData]):
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"""Class to manage fetching SMLIGHT data."""
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config_entry: ConfigEntry
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def __init__(self, hass: HomeAssistant, host: str) -> None:
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"""Initialize the coordinator."""
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super().__init__(
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hass,
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LOGGER,
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name=f"{DOMAIN}_{host}",
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update_interval=SCAN_INTERVAL,
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)
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self.unique_id: str | None = None
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self.client = Api2(host=host, session=async_get_clientsession(hass))
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async def _async_setup(self) -> None:
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"""Authenticate if needed during initial setup."""
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if await self.client.check_auth_needed():
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if (
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CONF_USERNAME in self.config_entry.data
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and CONF_PASSWORD in self.config_entry.data
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):
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try:
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await self.client.authenticate(
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self.config_entry.data[CONF_USERNAME],
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self.config_entry.data[CONF_PASSWORD],
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)
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except SmlightAuthError as err:
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LOGGER.error("Failed to authenticate: %s", err)
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raise ConfigEntryError from err
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info = await self.client.get_info()
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self.unique_id = format_mac(info.MAC)
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async def _async_update_data(self) -> SmData:
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"""Fetch data from the SMLIGHT device."""
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try:
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return SmData(
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sensors=await self.client.get_sensors(),
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info=await self.client.get_info(),
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)
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except SmlightConnectionError as err:
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raise UpdateFailed(err) from err
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