package org.springblade.common.utils;

import bsh.ParseException;

import java.text.SimpleDateFormat;
import java.util.Date;

/**
 * 时间装换
 * @author zhongrj
 */
public class TimeSwitchUtil {
	public static void main(String[] args) {
		String time1 = secondToTime(85959);
		String time2 = dateToTime("2017/10/25 16:42:46", "yyyy/MM/dd HH:mm:ss");
		System.out.println(time1);
		System.out.println(time2);
	}

	/**
	 * 将秒数转换为日时分秒，
	 * @param second
	 * @return
	 */
	public static String secondToTime(long second){
		//转换天数
		long days = second / 86400000;
		//剩余秒数
		second = second % 86400000;
		//转换小时
		long hours = second / 3600000;
		//剩余秒数
		second = second % 3600000;
		//转换分钟
		long minutes = second /60000;
		//剩余秒数
		second = second % 60000;
		//装换秒
		long s = second /1000;
		if(days>0){
			return days + "天" + hours + "小时" + minutes + "分" + s + "秒";
		}else{
			return hours + "小时" + minutes + "分" + s + "秒";
		}
	}

	/**
	 * 将日期转换为日时分秒
	 * @param date
	 * @return
	 */
	public static String dateToTime(String date, String dateStyle){
		SimpleDateFormat format = new SimpleDateFormat(dateStyle);
		Date oldDate = null;
		try {
			oldDate = format.parse(date);
		} catch (java.text.ParseException e) {
			e.printStackTrace();
		}
		//输入日期转换为毫秒数
		long time = oldDate.getTime();
		long nowTime = System.currentTimeMillis();        //当前时间毫秒数
		long second = nowTime - time;                    //二者相差多少毫秒
		second = second / 1000;                            //毫秒转换为妙
		long days = second / 86400;
		second = second % 86400;
		long hours = second / 3600;
		second = second % 3600;
		long minutes = second /60;
		second = second % 60;
		if(days>0){
			return days + "天" + hours + "小时" + minutes + "分" + second + "秒";
		}else{
			return hours + "小时" + minutes + "分" + second + "秒";
		}
	}
}