package com.jtzx.crm.module.sys.util;

import cn.hutool.core.date.DateField;
import cn.hutool.core.date.DateTime;
import cn.hutool.core.date.DateUtil;
import cn.hutool.json.JSONUtil;
import com.google.common.collect.Lists;
import com.jtzx.crm.module.sys.model.response.DateSelectBO;

import java.time.LocalDateTime;
import java.util.List;

public class DateSelectUtil {


    public static List<DateSelectBO> getDateData() {
        List<DateSelectBO> dateData = Lists.newArrayList();
        dateData.add(getBO("全部",0,null));
        dateData.add(getBO("今天",0, DateField.DAY_OF_YEAR));
        dateData.add(getBO("昨天",1, DateField.DAY_OF_YEAR));
        dateData.add(getBO("近3天",3, DateField.DAY_OF_YEAR));
        dateData.add(getBO("近1周",7, DateField.DAY_OF_YEAR));
        dateData.add(getBO("近1月",1,DateField.MONTH));
        dateData.add(getBO("近3月",3,DateField.MONTH));
        dateData.add(getBO("近半年",6,DateField.MONTH));
        dateData.add(getBO("自定义",null,null));
        return dateData;
    }

    public static void main(String[] args) {
//        DateSelectBO bo = getBO("本周", 7, DateField.DAY_OF_WEEK);
        DateSelectBO bo = getBO("最近3个月",3,DateField.MONTH);
//        DateSelectBO bo = getBO("近1周",7,DateField.DAY_OF_YEAR);
        System.out.println(JSONUtil.toJsonStr(bo));
    }


    /**
     * 获取对象
     * @param name
     * @param number
     * @param dateField
     * @return
     */
    public static DateSelectBO getBO(String name, Integer number, DateField dateField) {
        DateSelectBO bo = DateSelectBO.builder().build();
        bo.setName(name);
        bo.setSortCode(number);
        bo.setSelectStatus(false);
        if (dateField == null && number == null) {
            bo.setSelectStatus(true);
        } else {
            //取当天的最后一秒，往前计算开始时间
            DateTime endDay = DateUtil.endOfDay(DateUtil.date());
            LocalDateTime endDateTime = DateUtil.toLocalDateTime(endDay);
            bo.setEndDate(endDateTime);


            if(dateField != null && dateField.equals(DateField.DAY_OF_WEEK)){
                DateTime dateTime = DateUtil.beginOfWeek(DateUtil.date());
                bo.setStartDate(DateUtil.toLocalDateTime(dateTime));
            }else {
                bo.setStartDate(getStartDate(number, dateField, DateUtil.date()));
            }
        }
        return bo;
    }


    public static LocalDateTime getStartDate(Integer number, DateField dateField, DateTime endDay) {
        DateTime startDate = DateUtil.offset(endDay, dateField, -number);
        String str = DateUtil.formatDateTime(startDate);
        return DateUtil.toLocalDateTime(DateUtil.parse(str));
    }
}