65 lines
1.8 KiB
Python
65 lines
1.8 KiB
Python
"""DataUpdateCoordinator for the co2signal integration."""
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from __future__ import annotations
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from datetime import timedelta
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import logging
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from aioelectricitymaps import (
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CarbonIntensityResponse,
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ElectricityMaps,
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ElectricityMapsError,
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ElectricityMapsInvalidTokenError,
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)
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.core import HomeAssistant
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from homeassistant.exceptions import ConfigEntryAuthFailed
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from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
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from .const import DOMAIN
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from .helpers import fetch_latest_carbon_intensity
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_LOGGER = logging.getLogger(__name__)
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type CO2SignalConfigEntry = ConfigEntry[CO2SignalCoordinator]
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class CO2SignalCoordinator(DataUpdateCoordinator[CarbonIntensityResponse]):
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"""Data update coordinator."""
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config_entry: CO2SignalConfigEntry
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def __init__(
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self,
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hass: HomeAssistant,
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config_entry: CO2SignalConfigEntry,
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client: ElectricityMaps,
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) -> 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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config_entry=config_entry,
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name=DOMAIN,
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update_interval=timedelta(minutes=15),
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)
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self.client = client
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@property
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def entry_id(self) -> str:
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"""Return entry ID."""
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return self.config_entry.entry_id
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async def _async_update_data(self) -> CarbonIntensityResponse:
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"""Fetch the latest data from the source."""
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try:
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return await fetch_latest_carbon_intensity(
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self.hass, self.client, self.config_entry.data
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)
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except ElectricityMapsInvalidTokenError as err:
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raise ConfigEntryAuthFailed from err
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except ElectricityMapsError as err:
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raise UpdateFailed(str(err)) from err
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