<?php


namespace refill;


require_once(BASE_HELPER_PATH . '/refill/RefillBase.php');

require_once(BASE_HELPER_PATH . '/refill/afandeng/RefillPhone.php');
require_once(BASE_HELPER_PATH . '/refill/afandeng/RefillCallBack.php');

use Log;
use StatesHelper;

class RefillFactory extends RefillBase
{
    private static $stInstance = null;

    public static function instance()
    {
        if (self::$stInstance == null) {
            self::$stInstance = new RefillFactory();
        }

        if(defined('SUPPORT_PTHREAD') && SUPPORT_PTHREAD === true)
        {
            Log::record("MOBILE_SERVER defined call load",Log::DEBUG);
            if(StatesHelper::fetch_state('channel')) {
                Log::record("RefillFactory reload channel config.",Log::DEBUG);
                self::$stInstance->load();
            }
        }

        return self::$stInstance;
    }

    private function __construct()
    {
        if (defined('SUPPORT_PTHREAD') && SUPPORT_PTHREAD === false) {
            Log::record("SUPPORT_PTHREAD defined dont call load",Log::DEBUG);
        } else {
            Log::record("SUPPORT_PTHREAD has not defined and call load",Log::DEBUG);
            $this->load();
        }
    }
}