53 lines
1.5 KiB
Python
53 lines
1.5 KiB
Python
"""Define an object to manage fetching AirGradient data."""
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from __future__ import annotations
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from dataclasses import dataclass
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from datetime import timedelta
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from typing import TYPE_CHECKING
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from airgradient import AirGradientClient, AirGradientError, Config, Measures
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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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if TYPE_CHECKING:
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from . import AirGradientConfigEntry
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@dataclass
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class AirGradientData:
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"""Class for AirGradient data."""
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measures: Measures
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config: Config
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class AirGradientCoordinator(DataUpdateCoordinator[AirGradientData]):
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"""Class to manage fetching AirGradient data."""
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config_entry: AirGradientConfigEntry
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def __init__(self, hass: HomeAssistant, client: AirGradientClient) -> None:
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"""Initialize coordinator."""
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super().__init__(
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hass,
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logger=LOGGER,
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name=f"AirGradient {client.host}",
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update_interval=timedelta(minutes=1),
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)
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self.client = client
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assert self.config_entry.unique_id
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self.serial_number = self.config_entry.unique_id
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async def _async_update_data(self) -> AirGradientData:
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try:
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measures = await self.client.get_current_measures()
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config = await self.client.get_config()
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except AirGradientError as error:
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raise UpdateFailed(error) from error
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else:
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return AirGradientData(measures, config)
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