<?php

declare(strict_types=1);

namespace App\Exceptions\Artist;

use App\Enums\Artist\ArtistEngagementStatus;
use DomainException;

/**
 * Raised when a booking_status transition is rejected by the
 * ArtistEngagement state machine (RFC v0.2 §10.1).
 */
final class InvalidStatusTransitionException extends DomainException
{
    public function __construct(
        public readonly ArtistEngagementStatus $from,
        public readonly ArtistEngagementStatus $to,
        public readonly string $reason,
    ) {
        parent::__construct(sprintf(
            'Invalid booking_status transition %s → %s: %s',
            $from->value,
            $to->value,
            $reason,
        ));
    }
}