button.py

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"""Support for WLED button."""
 
from __future__ import annotations
 
from homeassistant.components.button import ButtonDeviceClass, ButtonEntity
from homeassistant.const import EntityCategory
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddEntitiesCallback
 
from . import WLEDConfigEntry
from .coordinator import WLEDDataUpdateCoordinator
from .entity import WLEDEntity
from .helpers import wled_exception_handler
 
 
async def async_setup_entry(
    hass: HomeAssistant,
    entry: WLEDConfigEntry,
    async_add_entities: AddEntitiesCallback,
) -> None:
    """Set up WLED button based on a config entry."""
    async_add_entities([WLEDRestartButton(entry.runtime_data)])
 
 
class WLEDRestartButton(WLEDEntity, ButtonEntity):
    """Defines a WLED restart button."""
 
    _attr_device_class = ButtonDeviceClass.RESTART
    _attr_entity_category = EntityCategory.CONFIG
 
    def __init__(self, coordinator: WLEDDataUpdateCoordinator) -> None:
        """Initialize the button entity."""
        super().__init__(coordinator=coordinator)
        self._attr_unique_id_attr_unique_id = f"{coordinator.data.info.mac_address}_restart"
 
    @wled_exception_handler
    async def async_press(self) -> None:
        """Send out a restart command."""
        await self.coordinator.wled.reset()