55 lines
1.6 KiB
Python
55 lines
1.6 KiB
Python
"""Base class for entities."""
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from collections.abc import Callable
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from dataclasses import dataclass
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from ohme import OhmeApiClient
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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 OhmeBaseCoordinator
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@dataclass(frozen=True)
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class OhmeEntityDescription(EntityDescription):
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"""Class describing Ohme entities."""
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is_supported_fn: Callable[[OhmeApiClient], bool] = lambda _: True
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class OhmeEntity(CoordinatorEntity[OhmeBaseCoordinator]):
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"""Base class for all Ohme entities."""
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_attr_has_entity_name = True
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def __init__(
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self,
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coordinator: OhmeBaseCoordinator,
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entity_description: EntityDescription,
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) -> None:
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"""Initialize the entity."""
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super().__init__(coordinator)
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self.entity_description = entity_description
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client = coordinator.client
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self._attr_unique_id = f"{client.serial}_{entity_description.key}"
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device_info = client.device_info
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self._attr_device_info = DeviceInfo(
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identifiers={(DOMAIN, client.serial)},
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name=device_info["name"],
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manufacturer="Ohme",
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model=device_info["model"],
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sw_version=device_info["sw_version"],
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serial_number=client.serial,
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)
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@property
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def available(self) -> bool:
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"""Return if charger reporting as online."""
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return super().available and self.coordinator.client.available
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