<?php

namespace Kiri\Server\Task;


use Exception;
use Kiri;
use Kiri\Server\Constant;
use ReflectionException;
use Swoole\Server;

/**
 *
 */
class Task
{

    /**
     * @param Server $server
     * @return void
     */
    public function initTaskWorker(Server $server): void
    {
        if (!isset($server->setting[Constant::OPTION_TASK_WORKER_NUM])) {
            return;
        }
        if ($server->setting[Constant::OPTION_TASK_WORKER_NUM] < 1) {
            return;
        }
        $server->on('finish', [$this, 'onFinish']);
        $server->on('task', [$this, 'onTask']);
    }


    /**
     * @param Server $server
     * @param int $task_id
     * @param mixed $data
     * @return void
     * @throws ReflectionException
     */
    public function onFinish(Server $server, int $task_id, mixed $data): void
    {
        event(new OnTaskFinish($task_id, $data));
    }


    /**
     * @param Server $server
     * @param int $task_id
     * @param int $src_worker_id
     * @param mixed $data
     * @return mixed
     * @throws ReflectionException|Exception
     */
    public function onTask(Server $server, int $task_id, int $src_worker_id, mixed $data): mixed
    {
        $data = json_decode($data, true);
        if (is_null($data)) {
            return null;
        }
        $data[0] = Kiri::getDi()->get($data[0]);
        return call_user_func($data, $task_id, $src_worker_id);
    }


}