<?php

namespace mt;

use phpcommon;

class HashRateCommon {

    public static function find($id){
        return getXVal(self::getMetaList(), $id, null);
    }

    public static function getLatestPeriod(){
        $period = self::getMetaList() ? self::getMetaList()[1] : array();
        foreach (self::getMetaList() as $key => $meta) {
            if (myself()->_getNowTime() >= strtotime($meta['end_time'])) {
                $period = $meta;
            }
        }
        return $period;
    }

    public static function checkAwaitTime(){
        $period = self::getLatestPeriod();
//        print_r(myself()->_getNowTime() . "======". strtotime($period['end_time']));
        if ($period && myself()->_getNowTime() > strtotime($period['end_time'])){
            return true;
        }
        return false;
    }

    public static function getCurrentPeriod()
    {
        foreach (self::getMetaList() as $meta) {
            if (myself()->_getNowTime() >= strtotime($meta['start_time']) &&
                myself()->_getNowTime() <= strtotime($meta['end_time'])) {
                return $meta;
            }
        }
        return array();
    }

    public static function getNextPeriod()
    {
        $next = array();
        foreach (self::getMetaList() as $meta){
            if (myself()->_getNowTime() < strtotime($meta['start_time'])){
                $next =  $meta;
                break;
            }
        }
        return $next;
    }

    public static function getLastPeriod()
    {
        $last = array();
        foreach (self::getMetaList() as $meta){
            if (myself()->_getNowTime() > strtotime($meta['end_time'])){
                $last =  $meta;
            }
        }
        return $last;
    }


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

    protected static $metaList;

}