<?php
/**
 * Release a soft hold (abandon or expiry).
 *
 * @package Bookline
 */

declare( strict_types=1 );

namespace Bookline\Application\Booking;

use Bookline\Application\Bus;
use Bookline\Domain\Booking\Booking;
use Bookline\Domain\Booking\BookingRepository;
use Bookline\Domain\Booking\CancelledBy;
use Bookline\Domain\Booking\Events\HoldReleased;
use Bookline\Domain\Shared\Clock;
use Bookline\Domain\Shared\DomainException;
use Bookline\Infrastructure\Persistence\TransactionManager;

/**
 * Releases a pending hold without the customer cancel policy window.
 *
 * @since 0.1.0
 */
final class ReleaseHoldHandler {

	/**
	 * Constructor.
	 *
	 * @param BookingRepository  $bookings Booking port.
	 * @param TransactionManager $tx       Transactions.
	 * @param Bus                $bus      Event bus.
	 * @param Clock              $clock    Clock.
	 */
	public function __construct(
		private readonly BookingRepository $bookings,
		private readonly TransactionManager $tx,
		private readonly Bus $bus,
		private readonly Clock $clock,
	) {}

	/**
	 * Release a hold.
	 *
	 * @param int    $booking_id Booking id.
	 * @param string $reason     expired|abandoned|promoted.
	 *
	 * @throws DomainException On failure.
	 *
	 * @since 0.1.0
	 */
	public function handle( int $booking_id, string $reason = 'abandoned' ): Booking {
		$now     = $this->clock->now();
		$booking = $this->bookings->find_by_id( $booking_id );
		if ( null === $booking ) {
			throw new DomainException( 'booking.not_found', 'Booking not found.' );
		}
		if ( null === $booking->hold_expires_at() && 'promoted' !== $reason ) {
			throw new DomainException( 'booking.not_a_hold', 'Booking is not a soft hold.' );
		}

		$released = $this->tx->run(
			function () use ( $booking, $now ): Booking {
				$booking->cancel( CancelledBy::System, 'hold_released', $now );
				$this->bookings->save( $booking, false );
				return $booking;
			}
		);

		$this->bus->dispatch(
			new HoldReleased(
				(int) $released->id(),
				$released->uuid(),
				$reason,
				$now
			)
		);

		return $released;
	}
}