53 lines
1.5 KiB
Python
53 lines
1.5 KiB
Python
"""Define Guardian-specific utilities."""
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from __future__ import annotations
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import asyncio
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from collections.abc import Awaitable, Callable
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from datetime import timedelta
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from typing import Any, cast
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from aioguardian import Client
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from aioguardian.errors import GuardianError
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
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from .const import LOGGER
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DEFAULT_UPDATE_INTERVAL = timedelta(seconds=30)
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class GuardianDataUpdateCoordinator(DataUpdateCoordinator[dict]):
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"""Define an extended DataUpdateCoordinator with some Guardian goodies."""
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def __init__(
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self,
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hass: HomeAssistant,
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*,
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client: Client,
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api_name: str,
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api_coro: Callable[..., Awaitable],
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api_lock: asyncio.Lock,
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valve_controller_uid: str,
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) -> None:
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"""Initialize."""
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super().__init__(
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hass,
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LOGGER,
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name=f"{valve_controller_uid}_{api_name}",
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update_interval=DEFAULT_UPDATE_INTERVAL,
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)
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self._api_coro = api_coro
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self._api_lock = api_lock
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self._client = client
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async def _async_update_data(self) -> dict[str, Any]:
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"""Execute a "locked" API request against the valve controller."""
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async with self._api_lock, self._client:
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try:
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resp = await self._api_coro()
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except GuardianError as err:
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raise UpdateFailed(err) from err
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return cast(dict[str, Any], resp["data"])
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