<?php

namespace common\helpers;
/**
 * 日期数据格式返回
 *
 * Class DateHelper
 * @package common\helpers
 * @author qimall
 */
class DateHelper
{
    /**
     * 获取今日开始时间戳和结束时间戳
     *
     * 语法：mktime(hour,minute,second,month,day,year) => (小时,分钟,秒,月份,天,年)
     */
   public static function today()
   {
       return [
           'start' => mktime(0, 0, 0, date('m'), date('d'), date('Y')),
           'end' => mktime(0, 0, 0, date('m'), date('d') + 1, date('Y')) - 1,
       ];
   }

    /**
     * 昨日
     *
     * @return array
     */
    public static function yesterDay()
    {
        return [
            'start' => mktime(0, 0, 0, date('m'), date('d') - 1, date('Y')),
            'end' => mktime(0, 0, 0, date('m'), date('d'), date('Y')) - 1,
        ];
    }

    /**
     * @name:
     * @msg: 获取前几天 or 后几天的开始 和 结束时间戳
     * @param {int} $number 偏离天数
     * @param {string} $type 获取类型， before：从今天往前拿；after：从今天往后拿
     * @return array
     */
    public static function someDays(int $number, string $type = 'before')
    {
        if ('after' == $type) {
            $end = mktime(0, 0, 0, date('m'), date('d') + $number, date('Y')) - 1;
            $start = mktime(0, 0, 0, date('m'), date('d'), date('Y'));
        } else {
            $start = mktime(0, 0, 0, date('m'), date('d') - $number, date('Y'));
            $end = strtotime(date('Ymd', $start) . ' 23:59:59');
        }
        return compact('start', 'end');
    }

    /**
     * 这周
     *
     * @return array
     */
    public static function thisWeek()
    {
        return [
            'start' => mktime(0, 0, 0, date('m'), date('d') - date('w') + 1, date('Y')),
            'end' => mktime(23, 59, 59, date('m'), date('d') - date('w') + 7, date('Y')),
        ];
    }

    /**
     * 上周
     *
     * @return array
     */
    public static function lastWeek()
    {
        return [
            'start' => mktime(0, 0, 0,date('m'),date('d') - date('w') + 1 - 7, date('Y')),
            'end' => mktime(23, 59, 59,date('m'),date('d') - date('w') + 7 - 7, date('Y')),
        ];
    }

    /**
     * 本月
     *
     * @return array
     */
    public static function thisMonth()
    {
        return [
            'start' => mktime(0, 0, 0, date('m'), 1, date('Y')),
            'end' => mktime(23, 59, 59, date('m'), date('t'), date('Y')),
        ];
    }

    /**
     * 上个月
     *
     * @return array
     */
    public static function lastMonth()
    {
        $start = mktime(0, 0, 0, date('m') - 1, 1, date('Y'));
        $end = mktime(23, 59, 59, date('m') - 1, date('t',$start), date('Y'));

        if (date('m', $start) != date('m', $end))
        {
            $end -= 60 * 60 * 24;
        }

        return [
            'start' => $start,
            'end' => $end,
        ];
    }
    public static function lastYear()
    {
        $year = date("Y",strtotime("-1 year"));
        $start = strtotime($year.'-01-01 00:00:00');
        $end = strtotime($year.'-12-31 23:59:59');
        return [
            'start' => $start,
            'end' => $end,
        ];
    }

    public static function lastSeason(){
        $season = ceil((date('n'))/3)-1;//上季度是第几季度
        return [
            'start'=>strtotime(date('Y-m-d H:i:s', mktime(0, 0,0,$season*3-3+1,1,date('Y')))),
            'end'=>strtotime(date('Y-m-d H:i:s',mktime(23,59,59,$season*3,date('t',mktime(0, 0 ,0,$season*3,1,date("Y"))),date('Y')))),
        ];

    }

    /**
     * 几个月前
     *
     * @param integer $month 月份
     * @return array
     */
    public static function monthsAgo($month)
    {
        return [
            'start' => mktime(0, 0, 0, date('m') - $month, 1, date('Y')),
            'end' => mktime(23, 59, 59, date('m') - $month, date('t'), date('Y')),
        ];
    }

    public static function endOfMonth($month){
        return mktime(23,59,59,date('m',strtotime($month))+1,00);  //指定月份月末时间戳
    }

    public static function thisSeason(){
        $season = ceil((date('n'))/3);//当月是第几季度
        return [
            'start' => mktime(0, 0, 0,$season*3-3+1,1,date('Y')),
            'end' =>mktime(23,59,59,$season*3,date('t',mktime(0, 0 , 0,$season*3,1,date("Y"))),date('Y')),
        ];
    }

    /**
     * 格式化时间戳
     *
     * @param $time
     * @return string
     */
    public static function formatTimestamp($time)
    {
        $min = $time / 60;
        $hours = $time / 60;
        $days = floor($hours / 24);
        $hours = floor($hours - ($days * 24));
        $min = floor($min - ($days * 60 * 24) - ($hours * 60));
        return $days . " 天 " . $hours . " 小时 " . $min . " 分钟 ";
    }

    /**
     * 时间戳
     *
     * @param  integer $accuracy 精度 默认微妙
     * @return int
     */
    public static function getMicrotime($accuracy = 1000000)
    {
        $microtime = explode(' ', microtime());
        return $microtime = (int)round(($microtime[1] + $microtime[0]) * $accuracy, 0);
    }

    /**
     * 时间格式
     * @param int $time
     * @return string 2023-11-09(周四) 18:30
     */
    public static function reserveAt(int $time)
    {
        $week_txt = ['周日', '周一', '周二', '周三', '周四', '周五', '周六'];
        $week = date('w', $time);
        return date('Y-m-d', $time) . "($week_txt[$week]) " . date("H:i", $time);
    }

    /**
     * 获取日期中文名
     * @param int $time
     * @return string
     */
    public static function dayChineseText(int $time)
    {
        $texts = ['今天', ' 明天', '后天'];
        $week_txt = ['周日', '周一', '周二', '周三', '周四', '周五', '周六'];
        $index = -1;
        for ($i = 0; $i < 3; $i++) {
            $i_time = strtotime(date('Y-m-d', time() + ($i * 86400)));
            if ($i_time == $time) {
                $index = $i;
                break;
            }
        }

        if (!empty($texts[$index])) return $texts[$index];
        return date("Y-m-d", $time) . "({$week_txt[date('w', $time)]}) " . date("H:i", $time);
    }

    public static function getMonthLastDayTime($start_time)
    {
        $mdays = date('t', $start_time);
        return strtotime(date('Y-m-' . $mdays . ' 23:59:59', $start_time));

    }

    public static function getWeekByDate($date)
    {
        $week_txt = ['周日', '周一', '周二', '周三', '周四', '周五', '周六'];
        $week = date('w', strtotime($date));
        return $week_txt[$week];
    }

    /**
     * 10000 转为 10:00
     * @param $intHourMin
     * @return false|string
     */
    public static function intHourMinToTime($intHourMin)
    {
        $time = str_pad($intHourMin, 4, '0', STR_PAD_LEFT);
        return date('H:i', strtotime("20241225{$time}00"));
    }

    public static function time2Int($time)
    {
        return (int) str_replace(':', '', $time);
    }

    public static function formatTime2Custom($timestamp)
    {
        $hour = date('H', $timestamp); // 获取小时部分

        // 根据时间段判断对应的中文表示
        if ($hour >= 0 && $hour < 6) {
            $timePeriod = '凌晨';
        } elseif ($hour >= 6 && $hour < 9) {
            $timePeriod = '早上';
        } elseif ($hour >= 9 && $hour < 12) {
            $timePeriod = '上午';
        } elseif ($hour == 12) {
            $timePeriod = '中午';
        } elseif ($hour > 12 && $hour < 18) {
            $timePeriod = '下午';
        } else {
            $timePeriod = '晚上';
        }

        $w = self::getWeekByDate(date('Y-m-d', $timestamp));

        // 格式化时间
        return date('Y-m-d', $timestamp) . ' ' . $timePeriod . ' ' . date('H:i', $timestamp);
    }

    public static function formatTime2CustomW($timestamp)
    {
        $hour = date('H', $timestamp); // 获取小时部分
        // 根据时间段判断对应的中文表示
        if ($hour >= 0 && $hour < 6) {
            $timePeriod = '凌晨';
        } elseif ($hour >= 6 && $hour < 9) {
            $timePeriod = '早上';
        } elseif ($hour >= 9 && $hour < 12) {
            $timePeriod = '上午';
        } elseif ($hour == 12) {
            $timePeriod = '中午';
        } elseif ($hour > 12 && $hour < 18) {
            $timePeriod = '下午';
        } else {
            $timePeriod = '晚上';
        }

        $w = self::getWeekByDate(date('Y-m-d', $timestamp));

        // 格式化时间
        return date('Y-m-d', $timestamp) . ' ('. $w . ') ' . $timePeriod;
    }
}