<?php
/**
 * Created by PhpStorm.
 * User: PFG2018
 * Date: 2019/7/10
 * Time: 10:09
 */

namespace common\Helps;

use yii\helpers\StringHelper;

class Time
{

    public static function effectiveTime()
    {
//        return date('Y/m').'/01-'.date('Y/m', strtotime('+ 1 month')).'/01';  //有效日期
        return date('Y/m') . '/01-' . date('Y/m/d', strtotime('+ 1 month -1 day'));  //有效日期
    }

    public static function TermOfValidity_v3()
    {
        return date('Y.m.d', strtotime('+ 1 month -1 day'));  //有效日期
    }

    public static function TermOfValidity()
    {
        return date('Y-m-d', strtotime('+ 1 month -1 day'));  //有效日期
    }

    public static function TermOfValidity_v2()
    {
        return date('Y年m', strtotime('+ 1 month')) . '月01日';  //有效日期
    }


    public static function getMonth($time = '', $format = 'Y-m-d')
    {
        $time = $time != '' ? $time : time();
        //获取当前周几
        $week = date('d', $time);
        $date = [];
        $dateArr = [];
        for ($i = 1; $i <= date('t', $time); $i++) {

            $getTime = date($format, strtotime('+' . $i - $week . ' days', $time));
            $date[$i] = $getTime;
            $dateArr[$i]['start'] = strtotime($getTime . ' 00:00:00');
            $dateArr[$i]['end'] = strtotime($getTime . ' 23:59:59');
        }
        p($dateArr);
//        return $date;
    }

    public static function getthemonth($date)
    {
        $firstday = date('Y-m-01', strtotime($date));
        $lastday = date('Y-m-d', strtotime("$firstday +1 month -1 day"));
        return array($firstday, $lastday);
    }

    /**
     * 处理直播状态
     * @param $url 回放地址 如果不为空，就是回放
     * @param $time 直播开始的时间
     * @return string
     */
    public static function getLiveState($url, $time)
    {
//        if (!empty($url)) {
//            return '回放';
//
//        } else {
//
//            if (strtotime($time) > time()) {
//                return '预告';
//            }
//
//            if (strtotime($time) < time()) {
//                return '直播中';
//            }
//        }
        return '回放';
    }

}