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105 lines
3.6 KiB
Python
105 lines
3.6 KiB
Python
"""Support for Cambridge Audio switch entities."""
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from collections.abc import Awaitable, Callable
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from dataclasses import dataclass, field
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from typing import TYPE_CHECKING, Any
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from aiostreammagic import StreamMagicClient
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from homeassistant.components.switch import SwitchEntity, SwitchEntityDescription
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from homeassistant.const import EntityCategory
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
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from . import CambridgeAudioConfigEntry
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from .entity import CambridgeAudioEntity, command
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PARALLEL_UPDATES = 0
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@dataclass(frozen=True, kw_only=True)
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class CambridgeAudioSwitchEntityDescription(SwitchEntityDescription):
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"""Describes Cambridge Audio switch entity."""
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load_fn: Callable[[StreamMagicClient], bool] = field(default=lambda _: True)
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value_fn: Callable[[StreamMagicClient], bool]
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set_value_fn: Callable[[StreamMagicClient, bool], Awaitable[None]]
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def room_correction_enabled(client: StreamMagicClient) -> bool:
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"""Check if room correction is enabled."""
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if TYPE_CHECKING:
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assert client.audio.tilt_eq is not None
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return client.audio.tilt_eq.enabled
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CONTROL_ENTITIES: tuple[CambridgeAudioSwitchEntityDescription, ...] = (
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CambridgeAudioSwitchEntityDescription(
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key="pre_amp",
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translation_key="pre_amp",
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entity_category=EntityCategory.CONFIG,
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value_fn=lambda client: client.state.pre_amp_mode,
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set_value_fn=lambda client, value: client.set_pre_amp_mode(value),
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),
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CambridgeAudioSwitchEntityDescription(
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key="early_update",
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translation_key="early_update",
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entity_category=EntityCategory.CONFIG,
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value_fn=lambda client: client.update.early_update,
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set_value_fn=lambda client, value: client.set_early_update(value),
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),
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CambridgeAudioSwitchEntityDescription(
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key="room_correction",
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translation_key="room_correction",
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entity_category=EntityCategory.CONFIG,
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load_fn=lambda client: client.audio.tilt_eq is not None,
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value_fn=room_correction_enabled,
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set_value_fn=lambda client, value: client.set_room_correction_mode(value),
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),
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)
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async def async_setup_entry(
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hass: HomeAssistant,
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entry: CambridgeAudioConfigEntry,
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async_add_entities: AddConfigEntryEntitiesCallback,
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) -> None:
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"""Set up Cambridge Audio switch entities based on a config entry."""
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client: StreamMagicClient = entry.runtime_data
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async_add_entities(
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CambridgeAudioSwitch(entry.runtime_data, description)
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for description in CONTROL_ENTITIES
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if description.load_fn(client)
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)
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class CambridgeAudioSwitch(CambridgeAudioEntity, SwitchEntity):
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"""Defines a Cambridge Audio switch entity."""
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entity_description: CambridgeAudioSwitchEntityDescription
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def __init__(
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self,
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client: StreamMagicClient,
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description: CambridgeAudioSwitchEntityDescription,
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) -> None:
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"""Initialize Cambridge Audio switch."""
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super().__init__(client)
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self.entity_description = description
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self._attr_unique_id = f"{client.info.unit_id}-{description.key}"
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@property
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def is_on(self) -> bool:
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"""Return the state of the switch."""
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return self.entity_description.value_fn(self.client)
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@command
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async def async_turn_on(self, **kwargs: Any) -> None:
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"""Turn the switch on."""
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await self.entity_description.set_value_fn(self.client, True)
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@command
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async def async_turn_off(self, **kwargs: Any) -> None:
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"""Turn the switch off."""
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await self.entity_description.set_value_fn(self.client, False)
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