package com.sunyo.wlpt.dispatch.utils;

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

/**
 * @author 子诚
 * Description：
 * 时间：2020/5/6 21:16
 */
public class DateTimeUtils {

    private static SimpleDateFormat simpleDateFormat     = new SimpleDateFormat("yyyy-MM-dd");
    private static SimpleDateFormat simpleDateTimeFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");


    /**
     * 获取年月日，date类型
     *
     * @param s
     * @return
     */
    public static Date getDate(String s) {
        Date time = null;
        if (s == null) {
            return time;
        }
        try {
            if (s.length() > 0) {
                time = simpleDateFormat.parse(s);
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return time;
    }

    /**
     * 获取年月日，String类型
     *
     * @param date
     * @return
     */
    public static String getDateString(Date date) {
        return simpleDateFormat.format(date);
    }

    /**
     * 获取当前年月日时分秒，String类型
     *
     * @param date
     * @return
     */
    public static String getDateTimeString(Date date) {
        return simpleDateTimeFormat.format(date);
    }

    public static List getSeverDay() {
        List<Date> dates = new ArrayList<>();
        Date date = new Date();
        dates.add(date);
        for (int i = 1; i < 7; i++) {
            long time = date.getTime() - i * 24 * 3600 * 1000L;
            Date preTime = new Date(time);
            dates.add(preTime);
        }
        return dates;
    }
}