51 lines
1.6 KiB
Python
51 lines
1.6 KiB
Python
"""Litter-Robot entities for common data and methods."""
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from __future__ import annotations
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from typing import Generic, TypeVar
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from pylitterbot import Robot
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from pylitterbot.robot import EVENT_UPDATE
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from homeassistant.helpers.device_registry import DeviceInfo
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from homeassistant.helpers.entity import EntityDescription
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from homeassistant.helpers.update_coordinator import CoordinatorEntity
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from .const import DOMAIN
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from .coordinator import LitterRobotDataUpdateCoordinator
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_RobotT = TypeVar("_RobotT", bound=Robot)
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class LitterRobotEntity(
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CoordinatorEntity[LitterRobotDataUpdateCoordinator], Generic[_RobotT]
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):
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"""Generic Litter-Robot entity representing common data and methods."""
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_attr_has_entity_name = True
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def __init__(
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self,
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robot: _RobotT,
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coordinator: LitterRobotDataUpdateCoordinator,
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description: EntityDescription,
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) -> None:
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"""Pass coordinator to CoordinatorEntity."""
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super().__init__(coordinator)
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self.robot = robot
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self.entity_description = description
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self._attr_unique_id = f"{robot.serial}-{description.key}"
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self._attr_device_info = DeviceInfo(
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identifiers={(DOMAIN, robot.serial)},
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manufacturer="Whisker",
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model=robot.model,
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name=robot.name,
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serial_number=robot.serial,
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sw_version=getattr(robot, "firmware", None),
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)
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async def async_added_to_hass(self) -> None:
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"""Set up a listener for the entity."""
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await super().async_added_to_hass()
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self.async_on_remove(self.robot.on(EVENT_UPDATE, self.async_write_ha_state))
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