mirror of
https://github.com/home-assistant/core.git
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102 lines
3.2 KiB
Python
102 lines
3.2 KiB
Python
"""Support for buttons."""
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from dataclasses import dataclass
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from typing import Final, override
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from homeassistant.components.button import (
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ButtonDeviceClass,
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ButtonEntity,
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ButtonEntityDescription,
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)
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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 import EntityDescription
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from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
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from homeassistant.util import slugify
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from .coordinator import AmazonConfigEntry, AmazonDevicesCoordinator, alexa_api_call
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from .entity import AmazonEntity, AmazonServiceEntity
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# Coordinator is used to centralize the data updates
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PARALLEL_UPDATES = 0
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@dataclass(frozen=True, kw_only=True)
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class AmazonButtonEntityDescription(ButtonEntityDescription):
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"""Amazon Devices button entity description."""
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capability: str
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DEVICE_BUTTONS: Final = {
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AmazonButtonEntityDescription(
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key="restart",
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device_class=ButtonDeviceClass.RESTART,
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entity_category=EntityCategory.CONFIG,
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capability="ALEXA_DEVICE_REBOOT",
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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: AmazonConfigEntry,
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async_add_entities: AddConfigEntryEntitiesCallback,
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) -> None:
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"""Set up button entities for Alexa Devices."""
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coordinator = entry.runtime_data
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known_routines: set[str] = set()
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known_devices: set[str] = set()
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def _check_routines_devices() -> None:
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current_routines = set(coordinator.api.routines)
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new_routines = current_routines - known_routines
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if new_routines:
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known_routines.update(new_routines)
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async_add_entities(
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AmazonRoutineButton(coordinator, routine) for routine in new_routines
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)
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current_devices = set(coordinator.data)
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new_devices = current_devices - known_devices
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if new_devices:
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known_devices.update(new_devices)
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async_add_entities(
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AmazonDeviceButton(coordinator, serial_num, button_desc)
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for button_desc in DEVICE_BUTTONS
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for serial_num in new_devices
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if button_desc.capability in coordinator.data[serial_num].capabilities
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)
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_check_routines_devices()
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entry.async_on_unload(coordinator.async_add_listener(_check_routines_devices))
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class AmazonRoutineButton(AmazonServiceEntity, ButtonEntity):
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"""Button entity for Alexa routine."""
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def __init__(self, coordinator: AmazonDevicesCoordinator, routine: str) -> None:
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"""Initialize the routine button entity."""
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self._routine = routine
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super().__init__(
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coordinator,
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EntityDescription(key=slugify(routine), name=routine),
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)
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@override
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async def async_press(self) -> None:
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"""Handle button press action."""
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async with alexa_api_call(self.coordinator):
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await self.coordinator.api.call_routine(self._routine)
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class AmazonDeviceButton(AmazonEntity, ButtonEntity):
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"""Button entity for Alexa device."""
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@override
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async def async_press(self) -> None:
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"""Handle button press action."""
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async with alexa_api_call(self.coordinator):
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await self.coordinator.api.restart_device(self.device)
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