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提成优化修改、订单列表增加进粉字段、调理项目

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This commit is contained in:
xiezhijun
2021-01-12 18:35:06 +08:00
parent 64cda6be9e
commit 355dff1ede
10 changed files with 333 additions and 224 deletions
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11
stdiet-custom/src/main/java/com/stdiet/custom/domain/SysCustomer.java
View File

@@ -79,6 +79,9 @@ public class SysCustomer extends BaseEntity
@Excel(name = "跟进状态")
private Long followStatus;
/** 删除标识(0 未删除 1已删除) */
private Integer delFlag;
/** 体征数据，非持久化字段 */
private SysCustomerPhysicalSigns sign;
@@ -226,6 +229,14 @@ public class SysCustomer extends BaseEntity
this.sign = sign;
}
public Integer getDelFlag() {
return delFlag;
}
public void setDelFlag(Integer delFlag) {
this.delFlag = delFlag;
}
@Override
public String toString() {
return new ToStringBuilder(this,ToStringStyle.MULTI_LINE_STYLE)

28
stdiet-custom/src/main/java/com/stdiet/custom/domain/SysCustomerPhysicalSigns.java
View File

@@ -108,8 +108,8 @@ public class SysCustomerPhysicalSigns extends BaseEntity
@Excel(name = "联系沟通时间", readConverterExp = "2=4小时制")
private Integer connectTime;
/** 备注 */
@Excel(name = "备注")
/** 饮食备注 */
@Excel(name = "饮食备注")
private String remarks;
/** 湿气数据 */
@@ -132,6 +132,13 @@ public class SysCustomerPhysicalSigns extends BaseEntity
@Excel(name = "减脂经历")
private String experience;
/** 备注 */
@Excel(name = "备注")
private String comments;
/** 删除标识(0 未删除 1已删除) */
private Integer delFlag;
/** 体征对象集合 **/
private List<SysPhysicalSigns> signList;
@@ -402,6 +409,22 @@ public class SysCustomerPhysicalSigns extends BaseEntity
this.signList = signList;
}
public String getComments() {
return comments;
}
public void setComments(String comments) {
this.comments = comments;
}
public Integer getDelFlag() {
return delFlag;
}
public void setDelFlag(Integer delFlag) {
this.delFlag = delFlag;
}
@Override
public String toString() {
return new ToStringBuilder(this,ToStringStyle.MULTI_LINE_STYLE)
@@ -440,5 +463,4 @@ public class SysCustomerPhysicalSigns extends BaseEntity
.append("updateBy", getUpdateBy())
.toString();
}
}

57
stdiet-custom/src/main/java/com/stdiet/custom/domain/SysOrder.java
View File

@@ -188,6 +188,31 @@ public class SysOrder extends BaseEntity {
@Excel(name = "成交时间", width = 30, dateFormat = "yyyy-MM-dd HH:mm:ss")
private Date orderTime;
/**
* 调理项目id
*/
private Integer conditioningProjectId;
/**
* 调理项目
*/
@Excel(name = "调理项目", width = 30)
private String conditioningProject;
/**
* 服务结束时间（根据开始日期、服务月份、暂停记录计算而来）
*/
@JsonFormat(pattern = "yyyy-MM-dd")
@Excel(name = "服务结束时间", width = 30, dateFormat = "yyyy-MM-dd")
private Date serverEndTime;
/**
* 进粉时间
*/
@JsonFormat(pattern = "yyyy-MM-dd")
@Excel(name = "进粉时间", width = 30, dateFormat = "yyyy-MM-dd")
private Date becomeFanTime;
/**
* 订单暂停记录 非持久化字段
* */
@@ -476,6 +501,30 @@ public class SysOrder extends BaseEntity {
this.orderPauseList = orderPauseList;
}
public Integer getConditioningProjectId() {
return conditioningProjectId;
}
public void setConditioningProjectId(Integer conditioningProjectId) {
this.conditioningProjectId = conditioningProjectId;
}
public Date getServerEndTime() {
return serverEndTime;
}
public void setServerEndTime(Date serverEndTime) {
this.serverEndTime = serverEndTime;
}
public Date getBecomeFanTime() {
return becomeFanTime;
}
public void setBecomeFanTime(Date becomeFanTime) {
this.becomeFanTime = becomeFanTime;
}
@Override
public String toString() {
return new ToStringBuilder(this, ToStringStyle.MULTI_LINE_STYLE)
@@ -519,4 +568,12 @@ public class SysOrder extends BaseEntity {
.append("weight", getWeight())
.toString();
}
public String getConditioningProject() {
return conditioningProject;
}
public void setConditioningProject(String conditioningProject) {
this.conditioningProject = conditioningProject;
}
}

2
stdiet-custom/src/main/java/com/stdiet/custom/service/ISysCommissionDayService.java
View File

@@ -2,8 +2,10 @@ package com.stdiet.custom.service;
import com.stdiet.custom.domain.SysCommision;
import com.stdiet.custom.domain.SysCommissionDayDetail;
import com.stdiet.custom.domain.SysOrder;
import com.stdiet.custom.domain.SysOrderCommisionDayDetail;
import java.util.Date;
import java.util.List;
import java.util.Map;

206
stdiet-custom/src/main/java/com/stdiet/custom/service/impl/SysCommissionDayServiceImpl.java
View File

@@ -1,21 +1,16 @@
package com.stdiet.custom.service.impl;
import com.stdiet.common.utils.DateUtils;
import com.stdiet.common.utils.StringUtils;
import com.stdiet.custom.domain.*;
import com.stdiet.custom.mapper.SysCommisionMapper;
import com.stdiet.custom.mapper.SysOrderMapper;
import com.stdiet.custom.mapper.SysOrderPauseMapper;
import com.stdiet.custom.service.ISysCommisionService;
import com.stdiet.custom.service.ISysCommissionDayService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.math.BigDecimal;
import java.math.RoundingMode;
import java.text.DecimalFormat;
import java.time.*;
import java.time.format.DateTimeFormatter;
import java.time.temporal.ChronoUnit;
import java.time.temporal.TemporalAdjusters;
import java.util.*;
@@ -38,7 +33,7 @@ public class SysCommissionDayServiceImpl implements ISysCommissionDayService {
//查询用户
List<SysCommision> list = sysCommisionMapper.selectSysCommisionDayDetail(sysCommision);
if(list != null && list.size() > 0){
Map<Long, List<SysOrderCommisionDayDetail>> orderDetailMap = getOrderByList(null);
Map<Long, List<SysOrderCommisionDayDetail>> orderDetailMap = getOrderByList(sysCommision.getUserId());
SysCommissionDayDetail sysCommissionDayDetail = null;
for(SysCommision commision : list){
sysCommissionDayDetail = new SysCommissionDayDetail();
@@ -48,9 +43,8 @@ public class SysCommissionDayServiceImpl implements ISysCommissionDayService {
sysCommissionDayDetail.setPostName(commision.getPostName());
sysCommissionDayDetail.setOrderTotalAmount(commision.getAmount());
//获取查询时间
LocalDate localDate = StringUtils.isEmpty(sysCommision.getBeginTime()) ? LocalDate.now() : LocalDate.parse(sysCommision.getBeginTime(), DateTimeFormatter.ofPattern("yyyy-MM-dd"));
//dealServerOrderCommissionDetail2(orderDetailMap.get(sysCommissionDayDetail.getUserId()), sysCommissionDayDetail, localDate.getYear()+""+localDate.getMonth().getValue());
dealServerOrderCommissionDetail2(orderDetailMap.get(sysCommissionDayDetail.getUserId()), sysCommissionDayDetail);
//LocalDate localDate = StringUtils.isEmpty(sysCommision.getBeginTime()) ? LocalDate.now() : LocalDate.parse(sysCommision.getBeginTime(), DateTimeFormatter.ofPattern("yyyy-MM-dd"));
dealServerOrderCommissionDetail(orderDetailMap.get(sysCommissionDayDetail.getUserId()), sysCommissionDayDetail);
result.add(sysCommissionDayDetail);
}
}
@@ -61,103 +55,110 @@ public class SysCommissionDayServiceImpl implements ISysCommissionDayService {
/**
* 根据用户ID统计出该用户在该月所有订单的服务数量、服务总天数、服务订单总额、暂停总天数
* **/
public void dealServerOrderCommissionDetail2(List<SysOrderCommisionDayDetail> orderDetailList, SysCommissionDayDetail sysCommissionDayDetail){
public void dealServerOrderCommissionDetail(List<SysOrderCommisionDayDetail> orderDetailList, SysCommissionDayDetail sysCommissionDayDetail){
//总提成
double totalCommissionAmount = 0.0;
BigDecimal totalCommissionAmount = new BigDecimal(0);
//已发放提成
double totalHasSentCommissionAmount = 0.0;
BigDecimal totalHasSentCommissionAmount = new BigDecimal(0);
//未发放提成
double totalNotSentCommissionAmount = 0.0;
BigDecimal totalNotSentCommissionAmount = new BigDecimal(0);
//未发放提成记录
List<Map<String, Object>> sendDetailList = new ArrayList<>();
if(orderDetailList != null){
//获取每个月的成交总额度
Map<String, Double> orderAmount = new TreeMap<>(new MyComparator());
Map<String, BigDecimal> orderAmount = new TreeMap<>(new MyComparator());
Set<String> commissionMonthSet = new TreeSet<>(new MyComparator());
for (SysOrderCommisionDayDetail sysOrderCommisionDayDetail : orderDetailList) {
String yearMonth = sysOrderCommisionDayDetail.getOrderTime().getYear()+""+sysOrderCommisionDayDetail.getOrderTime().getMonth().getValue();
if(orderAmount.containsKey(yearMonth)){
orderAmount.put(yearMonth, orderAmount.get(yearMonth) + sysOrderCommisionDayDetail.getOrderAmount().doubleValue());
orderAmount.put(yearMonth, orderAmount.get(yearMonth).add(sysOrderCommisionDayDetail.getOrderAmount()));
}else{
orderAmount.put(yearMonth, sysOrderCommisionDayDetail.getOrderAmount().doubleValue());
orderAmount.put(yearMonth, sysOrderCommisionDayDetail.getOrderAmount());
}
commissionMonthSet.addAll(sysOrderCommisionDayDetail.getEveryYearMonthServerMoney().keySet());
}
//获取提成比例以及计算提成
Map<String, Float> rateMap = getRateByAmount2(sysCommissionDayDetail.getUserId(), sysCommissionDayDetail.getPostId(), orderAmount);
Map<String, Float> rateMap = getRateByAmount(sysCommissionDayDetail.getUserId(), sysCommissionDayDetail.getPostId(), orderAmount);
int i = 1;
double commissionA = 0D;
BigDecimal commissionA = new BigDecimal(0);
for (String ym : commissionMonthSet) {
double ym_mession = 0;
BigDecimal ym_mession = new BigDecimal(0);
if(orderAmount.containsKey(ym)){
totalCommissionAmount += orderAmount.get(ym) * rateMap.get(ym) / 100D;
totalCommissionAmount = totalCommissionAmount.add(getMoney(orderAmount.get(ym).doubleValue() * rateMap.get(ym) / 100D, 1));
}
for (SysOrderCommisionDayDetail sysOrderCommisionDayDetail : orderDetailList) {
Map<String, BigDecimal> everyYearMonthServerMoney = sysOrderCommisionDayDetail.getEveryYearMonthServerMoney();
if(everyYearMonthServerMoney.containsKey(ym)){
String orderYearMonth = sysOrderCommisionDayDetail.getOrderTime().getYear()+""+sysOrderCommisionDayDetail.getOrderTime().getMonth().getValue();
double m = (everyYearMonthServerMoney.get(ym) == null) ? 0 : everyYearMonthServerMoney.get(ym).doubleValue();
ym_mession += m * rateMap.get(orderYearMonth) / 100D;
BigDecimal m = (everyYearMonthServerMoney.get(ym) == null) ? new BigDecimal(0) : everyYearMonthServerMoney.get(ym);
ym_mession = ym_mession.add(getMoney(m.doubleValue() * rateMap.get(orderYearMonth) / 100D, 1));
}
}
if(isSendCommissionByYearMonth(ym)){
totalHasSentCommissionAmount += ym_mession;
totalHasSentCommissionAmount = totalHasSentCommissionAmount.add(ym_mession);
}else{
Map<String, Object> map = new HashMap<>();
map.put("yearMonth", ym);
if(i++ != commissionMonthSet.size()){
map.put("yearMonthCommission", getMoney(ym_mession, 1));
if(i != commissionMonthSet.size()){
//计算未发放的提成（除最后一个月）
commissionA = commissionA.add(ym_mession);
map.put("yearMonthCommission", ym_mession);
}else{
System.out.println("最后："+commissionA);
map.put("yearMonthCommission", getMoney(totalCommissionAmount - commissionA, 1));
//最后一个月除去已发放的月份的提成，再减去前面未发放提成，防止出现误差
map.put("yearMonthCommission", totalCommissionAmount.subtract(totalHasSentCommissionAmount).subtract(commissionA));
}
sendDetailList.add(map);
}
commissionA += getMoney(ym_mession, 1).doubleValue();
i++;
}
}
sysCommissionDayDetail.setTotalCommissionAmount(getMoney(totalCommissionAmount,1));
sysCommissionDayDetail.setTotalHasSentCommissionAmount(getMoney(totalHasSentCommissionAmount,1));
sysCommissionDayDetail.setTotalNotSentCommissionAmount(getMoney(totalCommissionAmount - totalHasSentCommissionAmount,1));
sysCommissionDayDetail.setTotalCommissionAmount(totalCommissionAmount);
sysCommissionDayDetail.setTotalHasSentCommissionAmount(totalHasSentCommissionAmount);
sysCommissionDayDetail.setTotalNotSentCommissionAmount(totalCommissionAmount.subtract(totalHasSentCommissionAmount));
sysCommissionDayDetail.setSendDetailList(sendDetailList);
}
/**判断该月提成是否已发放*/
public boolean isSendCommissionByYearMonth(String yearMonth){
LocalDate localDate = LocalDate.of(Integer.parseInt(yearMonth.substring(0,4)), Integer.parseInt(yearMonth.substring(4)), 1);
LocalDate nowDate = LocalDate.now();
if(localDate.getMonth().getValue() >= 0){
return false;
long betweenMonth = ChronoUnit.MONTHS.between(localDate, nowDate);
if(betweenMonth > 1){
return true;
}else if(betweenMonth == 1){
//判断目前是否大于15号
return nowDate.getDayOfMonth() > 15 ? true : false;
}
return true;
return false;
}
/**
* 根据用户成交总额获取对应比例，再计算提成
* */
public Map<String, Float> getRateByAmount2(Long userId, Long postId, Map<String, Double> amountMap){
public Map<String, Float> getRateByAmount(Long userId, Long postId, Map<String, BigDecimal> amountMap){
SysCommision tmpQueryCom = new SysCommision();
tmpQueryCom.setUserId(userId);
tmpQueryCom.setPostId(postId);
List<SysCommision> tmpComList = sysCommisionMapper.selectSysCommisionList(tmpQueryCom);
Map<String, Float> rateMap = new TreeMap<>(new MyComparator());
for(String yearMonth : amountMap.keySet()){
double orderAmount = amountMap.get(yearMonth);
BigDecimal orderAmount = amountMap.get(yearMonth);
rateMap.put(yearMonth, 0F);
if(tmpComList != null && tmpComList.size() > 0){
for (int i = 0; i < tmpComList.size(); i++) {
SysCommision com = tmpComList.get(i);
double cAmount = com.getAmount().floatValue();
if (orderAmount <= cAmount && i == 0) {
if (orderAmount.floatValue() <= cAmount && i == 0) {
// 第一条规则
rateMap.put(yearMonth,com.getRate());
break;
} else if (i == tmpComList.size() - 1 && orderAmount > cAmount) {
} else if (i == tmpComList.size() - 1 && orderAmount.floatValue() > cAmount) {
// 最后一条规则
rateMap.put(yearMonth,com.getRate());
break;
} else if (cAmount < orderAmount && orderAmount <= tmpComList.get(i + 1).getAmount().floatValue()) {
} else if (cAmount < orderAmount.floatValue() && orderAmount.floatValue() <= tmpComList.get(i + 1).getAmount().floatValue()) {
// 中间规则
rateMap.put(yearMonth,tmpComList.get(i + 1).getRate());
break;
@@ -168,79 +169,6 @@ public class SysCommissionDayServiceImpl implements ISysCommissionDayService {
return rateMap;
}
/**
* 根据用户ID统计出该用户在该月所有订单的服务数量、服务总天数、服务订单总额、暂停总天数
* **/
public void dealServerOrderCommissionDetail(List<SysOrderCommisionDayDetail> orderDetailList, SysCommissionDayDetail sysCommissionDayDetail, String yearMonth){
//服务订单数量
int serverOrderCount = 0;
//服务总天数
int serverTotalDay = 0;
//服务订单总金额
double serverTotalAmount = 0.0;
//暂停总天数
int pauseTotalDay = 0;
if(orderDetailList != null){
for (SysOrderCommisionDayDetail sysOrderCommisionDayDetail : orderDetailList) {
//Map<String, Integer> dayMap = ((Map<String, Integer>)orderMap.get("everyYearMonthServerDay"));
if(sysOrderCommisionDayDetail.getEveryYearMonthServerDay() != null && sysOrderCommisionDayDetail.getEveryYearMonthServerDay().containsKey(yearMonth)){
int day = sysOrderCommisionDayDetail.getEveryYearMonthServerDay().get(yearMonth).intValue();
serverTotalDay += day;
serverOrderCount += day > 0 ? 1 : 0;
}
if(sysOrderCommisionDayDetail.getEveryYearMonthServerMoney() != null && sysOrderCommisionDayDetail.getEveryYearMonthServerMoney().containsKey(yearMonth)){
serverTotalAmount += sysOrderCommisionDayDetail.getEveryYearMonthServerMoney().get(yearMonth).doubleValue();
}
//dayMap = ((Map<String, Integer>)orderMap.get("everyYearMonthPauseDay"));
if(sysOrderCommisionDayDetail.getEveryYearMonthPauseDay() != null && sysOrderCommisionDayDetail.getEveryYearMonthPauseDay().containsKey(yearMonth)){
pauseTotalDay += sysOrderCommisionDayDetail.getEveryYearMonthPauseDay().get(yearMonth).intValue();
}
}
}
sysCommissionDayDetail.setServerOrderTotalCount(serverOrderCount);
sysCommissionDayDetail.setServerTotalDay(serverTotalDay);
sysCommissionDayDetail.setServerTotalAmount(getMoney(serverTotalAmount, 1));
sysCommissionDayDetail.setServerOrderPauseTotalDay(pauseTotalDay);
//获取提成比例以及计算提成
getRateByAmount(sysCommissionDayDetail);
}
/**
* 根据用户成交总额获取对应比例，再计算提成
* */
public void getRateByAmount(SysCommissionDayDetail sysCommissionDayDetail){
SysCommision tmpQueryCom = new SysCommision();
tmpQueryCom.setUserId(sysCommissionDayDetail.getUserId());
tmpQueryCom.setPostId(sysCommissionDayDetail.getPostId());
List<SysCommision> tmpComList = sysCommisionMapper.selectSysCommisionList(tmpQueryCom);
double orderAmount = sysCommissionDayDetail.getOrderTotalAmount().doubleValue();
sysCommissionDayDetail.setRate(0F);
sysCommissionDayDetail.setCommissionTotalAmount(getMoney(0.0D, 1));
if(tmpComList != null && tmpComList.size() > 0){
for (int i = 0; i < tmpComList.size(); i++) {
SysCommision com = tmpComList.get(i);
double cAmount = com.getAmount().floatValue();
if (orderAmount <= cAmount && i == 0) {
// 第一条规则
sysCommissionDayDetail.setRate(com.getRate());
break;
} else if (i == tmpComList.size() - 1 && orderAmount > cAmount) {
// 最后一条规则
sysCommissionDayDetail.setRate(com.getRate());
break;
} else if (cAmount < orderAmount && orderAmount <= tmpComList.get(i + 1).getAmount().floatValue()) {
// 中间规则
sysCommissionDayDetail.setRate(tmpComList.get(i + 1).getRate());
break;
}
}
}
double serverAmount = sysCommissionDayDetail.getServerTotalAmount().doubleValue();
serverAmount = serverAmount * sysCommissionDayDetail.getRate() / 100D;
sysCommissionDayDetail.setCommissionTotalAmount(getMoney(serverAmount, 1));
}
/**
* 查询2021年1月份之后所有订单，对订单进行处理，得出每笔订单的相关信息
* */
@@ -251,15 +179,20 @@ public class SysCommissionDayServiceImpl implements ISysCommissionDayService {
Map<Long, List<SysOrderCommisionDayDetail>> userOrderResultMap = new HashMap<>();
for (SysOrder sysOrder : orderList) {
//建档时间为空、售后人员ID为空、营养师ID为空、订单金额为空或小于0，都视为异常订单
if(sysOrder.getStartTime() == null || sysOrder.getAfterSaleId() == null || sysOrder.getNutritionistId() == null
if(sysOrder.getOrderTime() == null || sysOrder.getStartTime() == null || sysOrder.getServeTimeId() == null
|| (sysOrder.getAfterSaleId() == null && sysOrder.getNutritionistId() == null)
|| sysOrder.getAmount() == null || sysOrder.getAmount().doubleValue() < 0){
System.out.println("客户："+ sysOrder.getCustomer() +",营养师："+sysOrder.getNutritionist() + ",售后" + sysOrder.getAfterSale());
//System.out.println("客户："+ sysOrder.getCustomer() +",营养师："+sysOrder.getNutritionist() + ",售后" + sysOrder.getAfterSale());
continue;
}
//对每笔订单进行处理，统计出该比订单在每年每月对应的服务天数、金额、暂停天数等
SysOrderCommisionDayDetail sysOrderCommisionDayDetail = statisticsOrderMessage(sysOrder);
addUserOrderResultMap(sysOrder.getAfterSaleId(), sysOrderCommisionDayDetail, userOrderResultMap);
addUserOrderResultMap(sysOrder.getNutritionistId(), sysOrderCommisionDayDetail, userOrderResultMap);
if(sysOrder.getAfterSaleId() != null && sysOrder.getAfterSaleId() > 0L){
addUserOrderResultMap(sysOrder.getAfterSaleId(), sysOrderCommisionDayDetail, userOrderResultMap);
}
if(sysOrder.getNutritionistId() != null && sysOrder.getNutritionistId() > 0L){
addUserOrderResultMap(sysOrder.getNutritionistId(), sysOrderCommisionDayDetail, userOrderResultMap);
}
}
return userOrderResultMap;
}
@@ -433,8 +366,8 @@ public class SysCommissionDayServiceImpl implements ISysCommissionDayService {
/**
* double转为BigDecimal，保留一位小数，向下舍去
* */
public BigDecimal getMoney(double money, int n){
return new BigDecimal(money).setScale(n, RoundingMode.DOWN);
public BigDecimal getMoney(Double money, int n){
return new BigDecimal(money).setScale(n, BigDecimal.ROUND_HALF_UP);
}
/**
@@ -449,29 +382,20 @@ public class SysCommissionDayServiceImpl implements ISysCommissionDayService {
}
public static void main(String[] args){
DecimalFormat df = new DecimalFormat("#.#");
BigDecimal money = new BigDecimal(3300.00/91);
System.out.println(Period.between(LocalDate.of(2020,2, 28), LocalDate.of(2020,1, 27)).getDays());
System.out.println(ChronoUnit.DAYS.between(LocalDate.of(2021,2, 28), LocalDate.of(2021,3, 1)));
System.out.println(LocalDate.of(2020,1, 20).getYear());
System.out.println(LocalDate.of(2021,1, 30).plusMonths(1));
Double s = 31190.1;
/* NumberFormat nf = NumberFormat.getNumberInstance();
// 保留小数位数
nf.setMaximumFractionDigits(1);
// 如果不需要四舍五入，可以使用
nf.setRoundingMode(RoundingMode.DOWN);
System.out.println(Double.parseDouble(nf.format(s)));
System.out.println( new BigDecimal(nf.format(s)).doubleValue());*/
System.out.println(new BigDecimal(s).setScale(1, BigDecimal.ROUND_HALF_UP).doubleValue());
System.out.println("s" + LocalDate.of(2021,1, 30).getMonth().getValue());
System.out.println("----------------------------");
LocalDate server_end_date = LocalDate.now().plusMonths(3);
server_end_date = server_end_date.plusDays(7);
server_end_date = server_end_date.minusDays(7);
System.out.println(server_end_date);
System.out.println(LocalDate.now().getMonth().getValue());
Float f = 520.4F;
System.out.println(f * 1 / 100F);
System.out.println(new BigDecimal(f * 1 / 100F).setScale(1, RoundingMode.DOWN));
LocalDate localDate = LocalDate.of(2020, 1, 15);
System.out.println(ChronoUnit.MONTHS.between(localDate, LocalDate.now()));
System.out.println(localDate.getDayOfMonth());
System.out.println(localDate.getDayOfWeek());
System.out.println(localDate.getDayOfYear());
}
}