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50 lines
1.6 KiB
Python
50 lines
1.6 KiB
Python
"""Base entity for the Fronius integration."""
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from collections.abc import Callable
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from dataclasses import dataclass
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from typing import TYPE_CHECKING, Any
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from fronius_modbus import Controls, FroniusModbusInverter, Storage
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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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if TYPE_CHECKING:
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from .coordinator import FroniusCoordinatorBase
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# the model a writable setting lives in, picked off a discovered inverter
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type ModbusComponent = Controls | Storage
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type ModbusComponentFn = Callable[[FroniusModbusInverter], ModbusComponent | None]
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@dataclass(frozen=True)
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class FroniusEntityDescription(EntityDescription):
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"""Base class for Fronius entity descriptions."""
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response_key: str | None = None
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class FroniusEntity(CoordinatorEntity["FroniusCoordinatorBase"]):
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"""Defines a Fronius coordinator entity."""
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entity_description: FroniusEntityDescription
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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: FroniusCoordinatorBase,
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description: FroniusEntityDescription,
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solar_net_id: str,
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) -> None:
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"""Set up an individual Fronius coordinator entity."""
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super().__init__(coordinator)
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self.entity_description = description
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self.response_key = description.response_key or description.key
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self.solar_net_id = solar_net_id
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self._attr_translation_key = description.translation_key or description.key
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def _device_data(self) -> dict[str, Any]:
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"""Extract information for SolarNet device from coordinator data."""
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return self.coordinator.data[self.solar_net_id]
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