water/server/app/miniapi/service/driver/InTransitAction.php

<?php

declare(strict_types=1);

namespace app\miniapi\service\driver;

use app\miniapi\exception\ApiException;
use plugin\saiadmin\app\model\water\WaterDelivery;

/** Template method: every on-site action shares the same state precondition. */
abstract class InTransitAction implements TaskAction
{
    final public function execute(WaterDelivery $task, array $input, int $user): array
    {
        if ($task->status !== 'transit') {
            throw new ApiException(40902, '仅配送中的任务允许此操作', 409);
        }

        return $this->handle($task, $input, $user);
    }

    abstract protected function handle(WaterDelivery $task, array $input, int $user): array;
}