<?php

declare(strict_types=1);

namespace App\BusProNet\Model;

/**
 * Represents service availability with status and pricing information.
 *
 * This class handles availability data including service identification,
 * status, available quantity, and pricing. It implements JsonSerializable
 * for API response formatting.
 */
class Availability implements \JsonSerializable
{
    public ?int $serviceId = null;
    public ?string $status = null;
    public ?int $available = null;
    public ?float $price = null;

    /**
     * Serializes the availability data to JSON format.
     *
     * Converts the availability object to an array structure suitable
     * for JSON serialization in API responses.
     *
     * @return array<string, mixed> The serialized availability data
     */
    public function jsonSerialize(): array
    {
        return [
            'id' => $this->serviceId,
            'available' => $this->available,
        ];
    }
}