69 lines
2.1 KiB
Python
69 lines
2.1 KiB
Python
"""Base class for the La Marzocco entities."""
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from collections.abc import Callable
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from dataclasses import dataclass
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from lmcloud import LMCloud as LaMarzoccoClient
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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 LaMarzoccoUpdateCoordinator
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@dataclass(frozen=True, kw_only=True)
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class LaMarzoccoEntityDescription(EntityDescription):
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"""Description for all LM entities."""
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available_fn: Callable[[LaMarzoccoClient], bool] = lambda _: True
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supported_fn: Callable[[LaMarzoccoUpdateCoordinator], bool] = lambda _: True
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class LaMarzoccoBaseEntity(CoordinatorEntity[LaMarzoccoUpdateCoordinator]):
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"""Common elements for all 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: LaMarzoccoUpdateCoordinator,
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key: str,
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) -> None:
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"""Initialize the entity."""
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super().__init__(coordinator)
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lm = coordinator.lm
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self._attr_unique_id = f"{lm.serial_number}_{key}"
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self._attr_device_info = DeviceInfo(
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identifiers={(DOMAIN, lm.serial_number)},
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name=lm.machine_name,
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manufacturer="La Marzocco",
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model=lm.true_model_name,
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serial_number=lm.serial_number,
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sw_version=lm.firmware_version,
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)
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class LaMarzoccoEntity(LaMarzoccoBaseEntity):
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"""Common elements for all entities."""
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entity_description: LaMarzoccoEntityDescription
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def __init__(
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self,
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coordinator: LaMarzoccoUpdateCoordinator,
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entity_description: LaMarzoccoEntityDescription,
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) -> None:
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"""Initialize the entity."""
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super().__init__(coordinator, entity_description.key)
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self.entity_description = entity_description
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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 super().available and self.entity_description.available_fn(
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self.coordinator.lm
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)
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