mirror of https://github.com/home-assistant/core
43 lines
1.2 KiB
Python
43 lines
1.2 KiB
Python
"""Coordinator for Vallox ventilation units."""
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from __future__ import annotations
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import logging
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from vallox_websocket_api import MetricData, Vallox, ValloxApiException
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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 STATE_SCAN_INTERVAL
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_LOGGER = logging.getLogger(__name__)
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class ValloxDataUpdateCoordinator(DataUpdateCoordinator[MetricData]):
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"""The DataUpdateCoordinator for Vallox."""
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def __init__(
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self,
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hass: HomeAssistant,
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name: str,
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client: Vallox,
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) -> None:
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"""Initialize Vallox data coordinator."""
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super().__init__(
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hass,
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_LOGGER,
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name=f"{name} DataUpdateCoordinator",
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update_interval=STATE_SCAN_INTERVAL,
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)
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self.client = client
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async def _async_update_data(self) -> MetricData:
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"""Fetch state update."""
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_LOGGER.debug("Updating Vallox state cache")
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try:
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return await self.client.fetch_metric_data()
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except ValloxApiException as err:
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raise UpdateFailed("Error during state cache update") from err
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