58 lines
2.0 KiB
Python
58 lines
2.0 KiB
Python
"""Component to embed TP-Link smart home devices."""
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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 kasa import SmartDevice, SmartDeviceException
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers.debounce import Debouncer
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from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
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_LOGGER = logging.getLogger(__name__)
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REQUEST_REFRESH_DELAY = 0.35
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class TPLinkDataUpdateCoordinator(DataUpdateCoordinator[None]):
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"""DataUpdateCoordinator to gather data for a specific TPLink device."""
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def __init__(
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self,
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hass: HomeAssistant,
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device: SmartDevice,
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) -> None:
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"""Initialize DataUpdateCoordinator to gather data for specific SmartPlug."""
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self.device = device
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self.update_children = True
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update_interval = timedelta(seconds=10)
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super().__init__(
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hass,
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_LOGGER,
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name=device.host,
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update_interval=update_interval,
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# We don't want an immediate refresh since the device
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# takes a moment to reflect the state change
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request_refresh_debouncer=Debouncer(
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hass, _LOGGER, cooldown=REQUEST_REFRESH_DELAY, immediate=False
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),
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)
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async def async_request_refresh_without_children(self) -> None:
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"""Request a refresh without the children."""
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# If the children do get updated this is ok as this is an
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# optimization to reduce the number of requests on the device
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# when we do not need it.
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self.update_children = False
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await self.async_request_refresh()
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async def _async_update_data(self) -> None:
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"""Fetch all device and sensor data from api."""
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try:
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await self.device.update(update_children=self.update_children)
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except SmartDeviceException as ex:
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raise UpdateFailed(ex) from ex
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finally:
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self.update_children = True
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