<?php

namespace app\v1\logic\tool;

class ToolLogic
{
    /**
     * 两数相除
     */
    public static function getRound($num, $base, $precision = 2){
        if (!$base) return '0';
        return round($num / $base, $precision);
    }

    /**
     * 获取百分比
     */
    public static function getPercent($num, $base, $precision = 2, $last = '%'){
        $num  = intval($num);
        $base = intval($base);

        if (!$base) return '0';

        return round($num / $base * 100, $precision) . $last;
    }

    // 获取YM表名
    public static function getMonthlyTableNames($prefix, $startDate, $endDate) {

        $start = new \DateTime($startDate);
        $end = new \DateTime($endDate);
        $end->modify('first day of next month'); // Include the end month

        $tables = [];

        while ($start < $end) {
            $tables[] = $prefix . $start->format('Ym');
            $start->modify('+1 month');
        }


        return $tables;
    }

    // 获取年份表名
    public static function getYearlyTableNames($prefix,$startDate, $endDate){
        $startYear = (int)date('Y', strtotime($startDate));
        $endYear = (int)date('Y', strtotime($endDate));

        $tables = [];
        for ($year = $startYear; $year <= $endYear; $year++) {
            $tables[] = $prefix . $year;
        }

        return $tables;
    }

    /**
     * 多维数组排序
     */
    public static function arrSort($data = [],$name='',$sort = 'desc'){
        if(!$data || !$name){
            return false;
        }
        $orders = [];
        foreach($data as $v){
            $orders[] = $v[$name];
        }
        if($sort == 'desc') {
            array_multisort($orders,SORT_DESC, $data);
        } else {
            array_multisort($orders,SORT_ASC, $data);
        }

        return $data;
    }

    /**
     * 获取两个日期之间的所有日期
     */
    public static function getDatesBetween($startDate, $endDate)
    {
        $dates = [];
        $startDate = new \DateTime($startDate);
        $endDate = new \DateTime($endDate);
        $endDate->modify('+1 day'); // 添加一天，包含结束日期

        $interval = new \DateInterval('P1D');
        $dateRange = new \DatePeriod($startDate, $interval, $endDate);

        foreach ($dateRange as $date) {
            $dates[] = $date->format('Y-m-d');
        }

        return $dates;
    }

       /**
     * 获取月份差
     */
    public static function getMonthNum($sdate,$edate){
        if($sdate > $edate){
            return 0;
        }
        list($y1,$m1)=explode("-",date('Y-m',strtotime($sdate)));
        list($y2,$m2)=explode("-",date('Y-m',strtotime($edate)));
        return abs(($y2-$y1)*12 + $m2-$m1);
    }

    /**
     * 获取两个日期之间的天数
     */
    public static function getDays($sdate,$edate){
        $days = (strtotime($edate) - strtotime($sdate)) / 86400;
        return $days;
    }

    
}