"""Support for SleepIQ buttons."""

from collections.abc import Callable
from dataclasses import dataclass
from typing import Any, override

from asyncsleepiq import SleepIQBed

from homeassistant.components.button import ButtonEntity, ButtonEntityDescription
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback

from .coordinator import SleepIQConfigEntry
from .entity import SleepIQEntity


@dataclass(frozen=True, kw_only=True)
class SleepIQButtonEntityDescription(ButtonEntityDescription):
    """Class to describe a Button entity."""

    press_action: Callable[[SleepIQBed], Any]


ENTITY_DESCRIPTIONS = [
    SleepIQButtonEntityDescription(
        key="calibrate",
        name="Calibrate",
        press_action=lambda client: client.calibrate(),
        icon="mdi:target",
    ),
    SleepIQButtonEntityDescription(
        key="stop-pump",
        name="Stop Pump",
        press_action=lambda client: client.stop_pump(),
        icon="mdi:stop",
    ),
]


async def async_setup_entry(
    hass: HomeAssistant,
    entry: SleepIQConfigEntry,
    async_add_entities: AddConfigEntryEntitiesCallback,
) -> None:
    """Set up the sleep number buttons."""
    data = entry.runtime_data

    async_add_entities(
        SleepNumberButton(bed, ed)
        for bed in data.client.beds.values()
        for ed in ENTITY_DESCRIPTIONS
    )


class SleepNumberButton(SleepIQEntity, ButtonEntity):
    """Representation of an SleepIQ button."""

    entity_description: SleepIQButtonEntityDescription

    def __init__(
        self, bed: SleepIQBed, entity_description: SleepIQButtonEntityDescription
    ) -> None:
        """Initialize the Button."""
        super().__init__(bed)
        self._attr_name = f"SleepNumber {bed.name} {entity_description.name}"
        self._attr_unique_id = f"{bed.id}-{entity_description.key}"
        self.entity_description = entity_description

    @override
    async def async_press(self) -> None:
        """Press the button."""
        await self.entity_description.press_action(self.bed)