package com.nuvole.util;

import cn.hutool.core.convert.Convert;
import cn.hutool.core.date.DateUtil;
import cn.hutool.core.util.RandomUtil;
import cn.hutool.core.util.StrUtil;

/**
 * 码生成类
 *
 * @Author: lc
 * @Date: 2019/6/13 10:29
 */
public class CodeUtil {

    /**
     * 自定义code++
     *
     * @param maxCode    本级最大code
     * @param parentCode 父级code
     * @Author: lc
     * @Date: 2019/6/13 10:32
     */
    public static String getCode(String maxCode, String parentCode) {
        if (StrUtil.isBlank(parentCode)) {
            parentCode = "";
        }
        if (StrUtil.isBlank(maxCode)) {
            return parentCode + "001";
        } else {
            maxCode = Convert.toStr(Convert.toLong(maxCode) + 1);
            for (int i = 0; i < maxCode.length() % 3; i++) {
                maxCode = "0" + maxCode;
            }
            return maxCode;
        }
    }

    /**
     * 生成日期格式的编号
     *
     * @Author: lc
     * @Date: 2019/7/2 15:19
     */
    public static String getTimeCode() {
        String time = DateUtil.format(DateUtil.date(), "yyyyMMddHHmmss");
        return time + RandomUtil.randomNumbers(4);
    }

    public static void main(String[] args) {
        System.out.println(getCode("002001", "002"));
        System.out.println(getTimeCode());
    }


}