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57 lines
1.7 KiB
Python
57 lines
1.7 KiB
Python
"""Support for ESPHome binary sensors."""
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from __future__ import annotations
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from functools import partial
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from aioesphomeapi import BinarySensorInfo, BinarySensorState, EntityInfo
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from homeassistant.components.binary_sensor import (
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BinarySensorDeviceClass,
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BinarySensorEntity,
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)
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from homeassistant.core import callback
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from homeassistant.util.enum import try_parse_enum
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from .entity import EsphomeEntity, platform_async_setup_entry
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PARALLEL_UPDATES = 0
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class EsphomeBinarySensor(
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EsphomeEntity[BinarySensorInfo, BinarySensorState], BinarySensorEntity
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):
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"""A binary sensor implementation for ESPHome."""
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@property
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def is_on(self) -> bool | None:
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"""Return true if the binary sensor is on."""
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if self._static_info.is_status_binary_sensor:
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# Status binary sensors indicated connected state.
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# So in their case what's usually _availability_ is now state
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return self._entry_data.available
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if not self._has_state or self._state.missing_state:
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return None
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return self._state.state
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@callback
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def _on_static_info_update(self, static_info: EntityInfo) -> None:
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"""Set attrs from static info."""
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super()._on_static_info_update(static_info)
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self._attr_device_class = try_parse_enum(
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BinarySensorDeviceClass, self._static_info.device_class
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)
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@property
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def available(self) -> bool:
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"""Return True if entity is available."""
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return self._static_info.is_status_binary_sensor or super().available
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async_setup_entry = partial(
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platform_async_setup_entry,
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info_type=BinarySensorInfo,
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entity_type=EsphomeBinarySensor,
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state_type=BinarySensorState,
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)
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