48 lines
1.5 KiB
Python
48 lines
1.5 KiB
Python
"""StarLine base entity."""
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from __future__ import annotations
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from collections.abc import Callable
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from homeassistant.helpers.entity import Entity
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from .account import StarlineAccount, StarlineDevice
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class StarlineEntity(Entity):
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"""StarLine base entity class."""
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_attr_should_poll = False
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_attr_has_entity_name = True
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def __init__(
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self, account: StarlineAccount, device: StarlineDevice, key: str
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) -> None:
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"""Initialize StarLine entity."""
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self._account = account
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self._device = device
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self._key = key
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self._attr_unique_id = f"starline-{key}-{device.device_id}"
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self._attr_device_info = account.device_info(device)
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self._unsubscribe_api: Callable | None = None
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@property
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def available(self):
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"""Return True if entity is available."""
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return self._account.api.available
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def update(self):
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"""Read new state data."""
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self.schedule_update_ha_state()
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async def async_added_to_hass(self):
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"""Call when entity about to be added to Home Assistant."""
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await super().async_added_to_hass()
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self._unsubscribe_api = self._account.api.add_update_listener(self.update)
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async def async_will_remove_from_hass(self):
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"""Call when entity is being removed from Home Assistant."""
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await super().async_will_remove_from_hass()
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if self._unsubscribe_api is not None:
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self._unsubscribe_api()
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self._unsubscribe_api = None
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