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95 lines
3.3 KiB
Python
95 lines
3.3 KiB
Python
"""Platform for Ohme selects."""
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from __future__ import annotations
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from collections.abc import Callable, Coroutine
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from dataclasses import dataclass
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from typing import Any, Final
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from ohme import ApiException, ChargerMode, OhmeApiClient
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from homeassistant.components.select import SelectEntity, SelectEntityDescription
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from homeassistant.core import HomeAssistant
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from homeassistant.exceptions import HomeAssistantError
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from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
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from .const import DOMAIN
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from .coordinator import OhmeConfigEntry
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from .entity import OhmeEntity, OhmeEntityDescription
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PARALLEL_UPDATES = 1
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@dataclass(frozen=True, kw_only=True)
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class OhmeSelectDescription(OhmeEntityDescription, SelectEntityDescription):
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"""Class to describe an Ohme select entity."""
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select_fn: Callable[[OhmeApiClient, Any], Coroutine[Any, Any, bool | None]]
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options: list[str] | None = None
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options_fn: Callable[[OhmeApiClient], list[str]] | None = None
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current_option_fn: Callable[[OhmeApiClient], str | None]
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MODE_SELECT_DESCRIPTION: Final[OhmeSelectDescription] = OhmeSelectDescription(
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key="charge_mode",
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translation_key="charge_mode",
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select_fn=lambda client, mode: client.async_set_mode(mode),
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options=[e.value for e in ChargerMode],
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current_option_fn=lambda client: client.mode.value if client.mode else None,
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available_fn=lambda client: client.mode is not None,
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)
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VEHICLE_SELECT_DESCRIPTION: Final[OhmeSelectDescription] = OhmeSelectDescription(
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key="vehicle",
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translation_key="vehicle",
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select_fn=lambda client, selection: client.async_set_vehicle(selection),
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options_fn=lambda client: client.vehicles,
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current_option_fn=lambda client: client.current_vehicle or None,
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)
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async def async_setup_entry(
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hass: HomeAssistant,
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config_entry: OhmeConfigEntry,
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async_add_entities: AddConfigEntryEntitiesCallback,
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) -> None:
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"""Set up Ohme selects."""
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charge_sessions_coordinator = config_entry.runtime_data.charge_session_coordinator
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device_info_coordinator = config_entry.runtime_data.device_info_coordinator
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async_add_entities(
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[
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OhmeSelect(charge_sessions_coordinator, MODE_SELECT_DESCRIPTION),
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OhmeSelect(device_info_coordinator, VEHICLE_SELECT_DESCRIPTION),
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]
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)
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class OhmeSelect(OhmeEntity, SelectEntity):
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"""Ohme select entity."""
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entity_description: OhmeSelectDescription
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async def async_select_option(self, option: str) -> None:
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"""Handle the selection of an option."""
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try:
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await self.entity_description.select_fn(self.coordinator.client, option)
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except ApiException as e:
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raise HomeAssistantError(
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translation_key="api_failed", translation_domain=DOMAIN
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) from e
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await self.coordinator.async_request_refresh()
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@property
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def options(self) -> list[str]:
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"""Return a set of selectable options."""
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if self.entity_description.options_fn:
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return self.entity_description.options_fn(self.coordinator.client)
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assert self.entity_description.options
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return self.entity_description.options
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@property
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def current_option(self) -> str | None:
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"""Return the current selected option."""
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return self.entity_description.current_option_fn(self.coordinator.client)
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