<?php

namespace mt;

use phpcommon;

class RankActivity {

    public static function get($id)
    {
        return array_key_exists($id, self::getMetaList()) ? self::getMetaList()[$id] : null;
    }

    public static function getOpenList()
    {
        $list = array();
        foreach (self::getMetaList() as $meta) {
            if ($meta['opentime'] <= myself()->_getNowTime()) {
                array_push($list, $meta['id']);
            }
        }
        return $list;
    }

    public static function isActivityPeriod($meta)
    {
        return myself()->_getNowTime() >= $meta['opentime'] &&
               myself()->_getNowTime() < $meta['closetime'];
    }

    protected static function getMetaList()
    {
        if (!self::$metaList) {
            self::$metaList = getMetaTable('rankActivity@rankActivity.php');
        }
        return self::$metaList;
    }


    protected static $metaList;

}