1.活动优惠券-管理端-类型是首页领取的活动优惠券，发布的时候将已经发布的设置为下架，只能留有一个已发布的优惠券 3.活动优惠券-小程序-新增首页弹窗...

陶杰

2024-09-12 ac70afa4e394626dc03d82def3df1db886bb7c2e

 src/main/java/com/mzl/flower/service/impl/coupon/CouponRecordServiceImpl.java

@@ -1,38 +1,41 @@
package com.mzl.flower.service.impl.coupon;

import cn.hutool.core.util.IdUtil;
import com.alibaba.fastjson.JSON;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.mzl.flower.config.exception.ValidationException;
import com.mzl.flower.config.security.SecurityUtils;
import com.mzl.flower.dto.request.coupon.CreateCouponRecordDTO;
import com.mzl.flower.dto.request.coupon.QueryCouponRecordDTO;
import com.mzl.flower.dto.request.coupon.QueryCouponStatisticsBO;
import com.mzl.flower.dto.request.coupon.QueryExistCouponDTO;
import com.mzl.flower.dto.request.coupon.*;
import com.mzl.flower.dto.response.coupon.CouponRecordVO;
import com.mzl.flower.entity.coupon.CouponRecordDO;
import com.mzl.flower.entity.coupon.CouponTemplateDO;
import com.mzl.flower.entity.customer.Customer;
import com.mzl.flower.entity.system.User;
import com.mzl.flower.enums.*;
import com.mzl.flower.mapper.coupon.CouponRecordMapper;
import com.mzl.flower.mapper.coupon.CouponRecordMapperCustom;
import com.mzl.flower.mapper.customer.CustomerMapper;
import com.mzl.flower.service.coupon.CouponRecordService;
import com.mzl.flower.service.coupon.CouponTemplateService2;
import com.mzl.flower.service.customer.CustomerService;
import com.mzl.flower.service.system.UserService;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.collections4.CollectionUtils;
import org.apache.commons.lang3.StringUtils;
import org.redisson.api.RLock;
import org.redisson.api.RedissonClient;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.math.BigDecimal;
import java.time.LocalDateTime;
import java.time.temporal.TemporalAdjusters;
import java.util.List;
import java.util.Objects;
import java.util.concurrent.TimeUnit;
import java.util.stream.Collectors;

/**
@@ -59,97 +62,147 @@
    @Autowired
    private CustomerMapper customerMapper;

    @Autowired
    private CustomerService customerService;


    @Override
    public List<CouponRecordVO> getList(QueryCouponRecordDTO dto) {
        return couponRecordMapperCustom.getList(dto);
    }

    @Autowired
    RedissonClient redissonClient;

    private static final String COUPON_KEY="com:mzl:flower:service:impl:coupon:%s";

    @Transactional
    @Override
    public boolean createCouponRecord(CreateCouponRecordDTO dto) {

        final CouponTemplateDO couponTemplateDO = couponTemplateService.getById(dto.getCouponId());
        if(couponTemplateDO==null){
            throw new ValidationException("优惠券不存在");
        }

        final Customer customer = customerMapper.selectById(dto.getCustomerId());
        if(null==customer){
            throw new ValidationException("商户信息不存在");
        }

        final CouponTemplateDO couponTemplateDO = couponTemplateService.getById(dto.getCouponId());

        // TODO  活动优惠券和积分优惠券需要根据库存来控制- 根据优惠券的发放数量来控制有没有超发


        // TODO 根据用户领取设置的getLimit 查看当前用户是否已经超领优惠券


        CouponRecordDO couponRecordDO=new CouponRecordDO();
        BeanUtils.copyProperties(dto,couponRecordDO);
        couponRecordDO.create(SecurityUtils.getUserId());
        // 设置为待使用状态
        couponRecordDO.setStatus(CouponUsedStatusEnum.UNUSED.getType());

        // 根据商户设置用户id
        if(StringUtils.isBlank(dto.getUserId()) && StringUtils.isNotBlank(customer.getUserId())){
            couponRecordDO.setUserId(customer.getUserId());
        }

        // 优惠券字段冗余

        if(null!=couponTemplateDO){
            couponRecordDO.setCategory(couponTemplateDO.getGetUserType());
            couponRecordDO.setCouponCode(couponTemplateDO.getCouponCode());
            couponRecordDO.setCouponName(couponTemplateDO.getCouponName());
            couponRecordDO.setCouponDiscountValue(couponTemplateDO.getCouponDiscountValue());
            couponRecordDO.setMinOrderAmount(couponTemplateDO.getMinOrderAmount());
            couponRecordDO.setGetType(couponTemplateDO.getGetType());
            couponRecordDO.setCouponDiscountType(couponTemplateDO.getCouponDiscountType());
            couponRecordDO.setGetUserType(couponTemplateDO.getGetUserType());
            couponRecordDO.setPoint(couponTemplateDO.getPoint());


            // 根据优惠券模板来计算优惠券的生效开始时间和结束时间
            if(StringUtils.isNotBlank(couponTemplateDO.getCategory()) && couponTemplateDO.getCategory().equals(CouponCategoryEnum.MEMBER.getStatus())){
                // 如果是会员优惠券的话，则设置为优惠券的使用条件为优惠券的时间
                couponRecordDO.setEffectiveStart(couponTemplateDO.getUsageStartDate());
                couponRecordDO.setEffectiveEnd(couponTemplateDO.getUsageEndDate());
            }else{
                // 非会员的根据领取时间类型来计算优惠券的时间
                if(StringUtils.isNotBlank(couponTemplateDO.getUsageType()) && couponTemplateDO.getUsageType().equals(CouponUsageTypeEnum.GET.getType())){
                    // 与领取时间一致
                    couponRecordDO.setEffectiveStart(couponTemplateDO.getGetStartDate());
                    couponRecordDO.setEffectiveEnd(couponTemplateDO.getGetEndDate());
                }
                if(StringUtils.isNotBlank(couponTemplateDO.getUsageType()) && couponTemplateDO.getUsageType().equals(CouponUsageTypeEnum.FIXED.getType())){
                    // 固定时间
                    couponRecordDO.setEffectiveStart(couponTemplateDO.getUsageStartDate());
                    couponRecordDO.setEffectiveEnd(couponTemplateDO.getUsageEndDate());
                }
                if(StringUtils.isNotBlank(couponTemplateDO.getUsageType()) && couponTemplateDO.getUsageType().equals(CouponUsageTypeEnum.GET_AFTER_TIME.getType())){
                    // 领取后有段时间 领取后有效时间
                    // 根据发放后有效期来设置时间
                    if (couponTemplateDO.getUsageTimeNum() == null || couponTemplateDO.getUsageTimeNum() <= 0) {
                        throw new IllegalArgumentException("使用时间数量必须为正整数");
                    }
                    LocalDateTime currentTime = LocalDateTime.now();
                    couponRecordDO.setEffectiveStart(currentTime);
                    if (couponTemplateDO.getUsageTimeType().equals(CouponUsageTimeTypeEnum.DAY.getType())) {
                        // 天
                        couponRecordDO.setEffectiveEnd(currentTime.plusDays(couponTemplateDO.getUsageTimeNum()));
                    }
                    if (couponTemplateDO.getUsageTimeType().equals(CouponUsageTimeTypeEnum.HOUR.getType())) {
                        // 小时
                        couponRecordDO.setEffectiveEnd(currentTime.plusHours(couponTemplateDO.getUsageTimeNum()));
                    }
                    if (couponTemplateDO.getUsageTimeType().equals(CouponUsageTimeTypeEnum.MINUTE.getType())) {
                        // 分钟
                        couponRecordDO.setEffectiveEnd(currentTime.plusMinutes(couponTemplateDO.getUsageTimeNum()));
        RLock lock = redissonClient.getLock(String.format(COUPON_KEY, couponTemplateDO.getId()));
        try {
            // 获取锁，最多等待 10 秒，锁自动释放时间 30 秒
            if (lock.tryLock(10, 30, TimeUnit.SECONDS)) {
                try {
                    // 活动优惠券和积分优惠券需要根据库存来控制- 根据优惠券的发放数量来控制有没有超发
                    if(StringUtils.isNotBlank(couponTemplateDO.getCategory()) && (
                            couponTemplateDO.getCategory().equals(CouponCategoryEnum.ACTIVITY.getStatus()) || couponTemplateDO.getCategory().equals(CouponCategoryEnum.POINT.getStatus())
                    )){
                        // 获取当前优惠券已经领取的数量
                        final Integer gainTotal = getExistGainCouponRecordAmountById(couponTemplateDO.getId());
                        if(couponTemplateDO.getCouponAmount().compareTo(gainTotal)<=0){
                            throw new ValidationException("当前优惠券已经领完！");
                        }
                    }

                    // 根据用户领取设置的getLimit 查看当前用户是否已经超领优惠券
                    if(StringUtils.isNotBlank(couponTemplateDO.getCategory()) && couponTemplateDO.getCategory().equals(CouponCategoryEnum.ACTIVITY.getStatus()) ){
                        // 查看当前优惠券的领取时间在不在设置的领取时间范围类
                        LocalDateTime now = LocalDateTime.now();
                        // 判断当前时间是否在领取时间范围内
                        if (!(now.isAfter(couponTemplateDO.getGetStartDate()) && now.isBefore(couponTemplateDO.getGetEndDate()))) {
                            throw new ValidationException("当前时间不在优惠券的领取时间范围内，无法操作！");
                        }

                        // 获取当前优惠券已经领取的数量
                        final Integer customGainTotal = getUserGainCouponRecordAmountById(couponTemplateDO.getId(),customer.getId());
                        if(couponTemplateDO.getGetLimit().compareTo(customGainTotal)<=0){
                            throw new ValidationException("超出个人领取限制，每人限领"+couponTemplateDO.getGetLimit()+"张！");
                        }
                    }


                    CouponRecordDO couponRecordDO=new CouponRecordDO();
                    BeanUtils.copyProperties(dto,couponRecordDO);
                    couponRecordDO.create(SecurityUtils.getUserId());
                    // 设置为待使用状态
                    couponRecordDO.setStatus(CouponUsedStatusEnum.UNUSED.getType());

                    // 根据商户设置用户id
                    if(StringUtils.isBlank(dto.getUserId()) && StringUtils.isNotBlank(customer.getUserId())){
                        couponRecordDO.setUserId(customer.getUserId());
                    }

                    // 优惠券字段冗余
                    couponRecordDO.setCategory(couponTemplateDO.getCategory());
                    couponRecordDO.setCouponCode(couponTemplateDO.getCouponCode());
                    couponRecordDO.setCouponName(couponTemplateDO.getCouponName());
                    couponRecordDO.setCouponDiscountValue(couponTemplateDO.getCouponDiscountValue());
                    couponRecordDO.setMinOrderAmount(couponTemplateDO.getMinOrderAmount());
                    couponRecordDO.setGetType(couponTemplateDO.getGetType());
                    couponRecordDO.setCouponDiscountType(couponTemplateDO.getCouponDiscountType());
                    couponRecordDO.setGetUserType(couponTemplateDO.getGetUserType());
                    couponRecordDO.setPoint(couponTemplateDO.getPoint());
                    couponRecordDO.setMemberId(couponRecordDO.getMemberId());


                    // 根据优惠券模板来计算优惠券的生效开始时间和结束时间
                    if(StringUtils.isNotBlank(couponTemplateDO.getCategory()) && couponTemplateDO.getCategory().equals(CouponCategoryEnum.MEMBER.getStatus())){
                        // 如果是会员优惠券的话，则设置为优惠券的使用条件为优惠券的时间
                        couponRecordDO.setEffectiveStart(couponTemplateDO.getUsageStartDate());
                        couponRecordDO.setEffectiveEnd(couponTemplateDO.getUsageEndDate());
                    }else{
                        // 非会员的根据领取时间类型来计算优惠券的时间
                        if(StringUtils.isNotBlank(couponTemplateDO.getUsageType()) && couponTemplateDO.getUsageType().equals(CouponUsageTypeEnum.GET.getType())){
                            // 与领取时间一致
                            couponRecordDO.setEffectiveStart(couponTemplateDO.getGetStartDate());
                            couponRecordDO.setEffectiveEnd(couponTemplateDO.getGetEndDate());
                        }
                        if(StringUtils.isNotBlank(couponTemplateDO.getUsageType()) && couponTemplateDO.getUsageType().equals(CouponUsageTypeEnum.FIXED.getType())){
                            // 固定时间
                            couponRecordDO.setEffectiveStart(couponTemplateDO.getUsageStartDate());
                            couponRecordDO.setEffectiveEnd(couponTemplateDO.getUsageEndDate());
                        }
                        if(StringUtils.isNotBlank(couponTemplateDO.getUsageType()) && couponTemplateDO.getUsageType().equals(CouponUsageTypeEnum.GET_AFTER_TIME.getType())){
                            // 领取后有段时间 领取后有效时间
                            // 根据发放后有效期来设置时间
                            if (couponTemplateDO.getUsageTimeNum() == null || couponTemplateDO.getUsageTimeNum() <= 0) {
                                throw new ValidationException("使用时间数量必须为正整数");
                            }
                            LocalDateTime currentTime = LocalDateTime.now();
                            couponRecordDO.setEffectiveStart(currentTime);
                            if (couponTemplateDO.getUsageTimeType().equals(CouponUsageTimeTypeEnum.DAY.getType())) {
                                // 天
                                couponRecordDO.setEffectiveEnd(currentTime.plusDays(couponTemplateDO.getUsageTimeNum()));
                            }
                            if (couponTemplateDO.getUsageTimeType().equals(CouponUsageTimeTypeEnum.HOUR.getType())) {
                                // 小时
                                couponRecordDO.setEffectiveEnd(currentTime.plusHours(couponTemplateDO.getUsageTimeNum()));
                            }
                            if (couponTemplateDO.getUsageTimeType().equals(CouponUsageTimeTypeEnum.MINUTE.getType())) {
                                // 分钟
                                couponRecordDO.setEffectiveEnd(currentTime.plusMinutes(couponTemplateDO.getUsageTimeNum()));
                            }

                        }
                    }

                    // 手动设置ID
                    couponRecordDO.setId(IdUtil.simpleUUID());
                    return baseMapper.insert(couponRecordDO)>0;

                } finally {
                    lock.unlock();
                }
            }

        } catch (InterruptedException e) {
            Thread.currentThread().interrupt();
            // 处理异常
        }

        return false;

        return baseMapper.insert(couponRecordDO)>0;
    }

    @Override
@@ -161,7 +214,7 @@
        // 优惠券字段冗余
        final CouponTemplateDO couponTemplateDO = couponTemplateService.getById(dto.getCouponId());
        if(null!=couponTemplateDO){
            couponRecordDO.setCategory(couponTemplateDO.getGetUserType());
            couponRecordDO.setCategory(couponTemplateDO.getCategory());
            couponRecordDO.setCouponCode(couponTemplateDO.getCouponCode());
            couponRecordDO.setCouponName(couponTemplateDO.getCouponName());
            couponRecordDO.setCouponDiscountValue(couponTemplateDO.getCouponDiscountValue());
@@ -199,6 +252,7 @@
    public boolean grantVipCouponRecordList() {

        try{

            LocalDateTime now = LocalDateTime.now();
            LocalDateTime firstDayStart = now.with(TemporalAdjusters.firstDayOfMonth()).withHour(0).withMinute(0).withSecond(0).withNano(0);
            LocalDateTime lastDayEnd = now.with(TemporalAdjusters.lastDayOfMonth()).withHour(23).withMinute(59).withSecond(59).withNano(0);
@@ -208,21 +262,30 @@

            // 遍历所有相同等级用户信息，并根据优惠券设置的规则构造优惠券
            final List<CouponTemplateDO> updateCouponTemplateList = vipTemplateList.stream().map(couponTemplateDO -> {
                final List<User> vipGradeUserList = userService.getVipGradeUserList(couponTemplateDO.getVipGrade());
                final List<CouponRecordDO> gradeCouponRecordList = vipGradeUserList.stream().map(user -> {
                // 获取当前等级下的所有用户
                final List<Customer> customerList = customerService.getCustomerListByLevelId(couponTemplateDO.getMemberId());

                final List<CouponRecordDO> gradeCouponRecordList = customerList.stream().map(customer -> {
                    CouponRecordDO couponRecordDO = new CouponRecordDO();
                    BeanUtils.copyProperties(couponTemplateDO, couponRecordDO);
                    couponRecordDO.setId(IdUtil.simpleUUID());
                    couponRecordDO.setCouponId(couponTemplateDO.getId());
                    couponRecordDO.setUserId(user.getId());
                    couponRecordDO.setUserId(customer.getUserId());
                    couponRecordDO.setCustomerId(customer.getId());
                    couponRecordDO.setStatus(CouponUsedStatusEnum.UNUSED.getType());
                    couponRecordDO.setEffectiveStart(firstDayStart);
                    couponRecordDO.setEffectiveEnd(lastDayEnd);

                    couponRecordDO.setMemberId(couponTemplateDO.getMemberId());
                    // 创建信息
                    couponRecordDO.create();
                    return couponRecordDO;
                }).collect(Collectors.toList());
                    if(!checkCurMonVipCouponExists(couponRecordDO.getCouponId(),couponRecordDO.getCustomerId(),firstDayStart,lastDayEnd)){
                        return couponRecordDO;
                    }else{
                        return null;
                    }

                }).filter(Objects::nonNull)
                        .collect(Collectors.toList());

                // 批量保存等级下的优惠券信息
                saveBatch(gradeCouponRecordList);
@@ -231,6 +294,9 @@
                couponTemplateDO.setUsageEndDate(lastDayEnd);
                couponTemplateDO.setGetStartDate(firstDayStart);
                couponTemplateDO.setGetEndDate(lastDayEnd);

                // 设置总数为当前会员的人数
                couponTemplateDO.setCouponAmount(CollectionUtils.isNotEmpty(customerList)?customerList.size():0);

                // 设置默认类型固定
                couponTemplateDO.setUsageType(CouponUsageTypeEnum.FIXED.getType());
@@ -251,7 +317,7 @@
    }

    @Override
    public boolean expiredCouponRecordByListCurMonth() {
    public boolean expiredCouponRecordLastMon() {

        try{
            LocalDateTime now = LocalDateTime.now();
@@ -298,13 +364,187 @@
    }

    @Override
    public int getExistCouponAmount(QueryExistCouponDTO dto) {
    public Integer getExistCouponAmount(QueryExistCouponDTO dto) {
        QueryWrapper<CouponRecordDO> queryWrapper=new QueryWrapper<>();
        queryWrapper.lambda().eq(CouponRecordDO::getDeleted, TrueOrFalseEnum.FALSE.isFlag())
                .eq(StringUtils.isNotBlank(dto.getCouponId()), CouponRecordDO::getCouponId,dto.getCouponId())
                .eq(StringUtils.isNotBlank(dto.getCustomerId()),CouponRecordDO::getCustomerId,dto.getCustomerId())
                .eq(null!=dto.getCustomerId(),CouponRecordDO::getCustomerId,dto.getCustomerId())
                .eq(StringUtils.isNotBlank(dto.getCategory()),CouponRecordDO::getCategory,dto.getCategory());

        return baseMapper.selectCount(queryWrapper);
    }

    @Override
    public Integer getExistGainCouponRecordAmountById(String couponId) {
        QueryWrapper<CouponRecordDO> queryWrapper=new QueryWrapper<>();
        queryWrapper.lambda().eq(CouponRecordDO::getDeleted, TrueOrFalseEnum.FALSE.isFlag())
                .eq(StringUtils.isNotBlank(couponId), CouponRecordDO::getCouponId,couponId)
                ;
        return baseMapper.selectCount(queryWrapper);
    }

    @Override
    public Integer getUserGainCouponRecordAmountById(String couponId, Long customerId) {
        QueryWrapper<CouponRecordDO> queryWrapper=new QueryWrapper<>();
        queryWrapper.lambda().eq(CouponRecordDO::getDeleted, TrueOrFalseEnum.FALSE.isFlag())
                .eq(StringUtils.isNotBlank(couponId), CouponRecordDO::getCouponId,couponId)
                .eq(null!=customerId,CouponRecordDO::getCustomerId,customerId)
                ;

        return baseMapper.selectCount(queryWrapper);
    }

    @Override
    public Integer getUserGainCouponRecordAmountByUserId(String couponId, String userId) {
        QueryWrapper<CouponRecordDO> queryWrapper=new QueryWrapper<>();
        queryWrapper.lambda().eq(CouponRecordDO::getDeleted, TrueOrFalseEnum.FALSE.isFlag())
                .eq(StringUtils.isNotBlank(couponId), CouponRecordDO::getCouponId,couponId)
                .eq(null!=userId,CouponRecordDO::getUserId,userId)
        ;

        return baseMapper.selectCount(queryWrapper);
    }

    @Override
    public List<CouponRecordVO> getMineCouponRecordList(QueryMineCouponRecordDTO dto) {
        checkCouponExpired(dto);
        return couponRecordMapperCustom.getMineCouponRecordList(dto);
    }

    @Override
    public void checkCouponExpired(QueryMineCouponRecordDTO dto) {
        if(StringUtils.isBlank(dto.getUserId())){
            dto.setUserId(SecurityUtils.getUserId());
        }
        // 将未使用的优惠券直接过期
        couponRecordMapperCustom.checkCouponExpired(dto);
    }

    @Override
    public boolean checkCurMonVipCouponExists(String couponId, Long customId, LocalDateTime startDateTime, LocalDateTime endDateTime) {

        LocalDateTime now = LocalDateTime.now();
        LocalDateTime firstDayStart = now.with(TemporalAdjusters.firstDayOfMonth()).withHour(0).withMinute(0).withSecond(0).withNano(0);
        LocalDateTime lastDayEnd = now.with(TemporalAdjusters.lastDayOfMonth()).withHour(23).withMinute(59).withSecond(59).withNano(0);
        if(null==startDateTime){
            startDateTime=firstDayStart;
        }
        if(null==endDateTime){
            endDateTime=lastDayEnd;
        }

        QueryWrapper<CouponRecordDO> queryWrapper=new QueryWrapper<>();
        queryWrapper.lambda().eq(CouponRecordDO::getDeleted,TrueOrFalseEnum.FALSE.isFlag())
                .eq(CouponRecordDO::getCouponId,couponId)
                .eq(CouponRecordDO::getCustomerId,customId)
                .eq(CouponRecordDO::getEffectiveStart,startDateTime)
                .eq(CouponRecordDO::getEffectiveEnd,endDateTime);
        return  baseMapper.selectCount(queryWrapper)>0;

    }

    @Transactional
    @Override
    public boolean useCoupon(String couponId, String orderId, BigDecimal orderMount) {
        // 优惠券为空
        if(StringUtils.isBlank(couponId)){
            throw new ValidationException("无效的优惠券");
        }
        if(StringUtils.isBlank(orderId)){
            throw new ValidationException("订单id不能为空");
        }
        if(orderMount.compareTo(BigDecimal.ZERO)<=0){
            throw new ValidationException("订单金额不能小于0");
        }

        // 验证优惠券存在且有效
        final CouponRecordDO couponRecordDO = baseMapper.selectById(couponId);
        if(null==couponRecordDO || StringUtils.isNotBlank(couponRecordDO.getOrderId()) ){
            throw new ValidationException("无效的优惠券");
        }

        if(couponRecordDO.getStatus().equals(CouponUsedStatusEnum.USED.getType())){
            throw new ValidationException("优惠券已经被使用");
        }
        if(couponRecordDO.getStatus().equals(CouponUsedStatusEnum.EXPIRED.getType()) || LocalDateTime.now().isAfter(couponRecordDO.getEffectiveEnd())){
            throw new ValidationException("优惠券已过期");
        }

        // 根据类型判断是无门槛还是满减，如果是无门槛
        if(couponRecordDO.getCouponDiscountType().equals(CouponTypeEnum.ZERO.getType())){
            // 无门槛，查看金额是否大于满减值
            if(orderMount.compareTo(couponRecordDO.getCouponDiscountValue())<0){
                throw new ValidationException(String.format("订单金额(%s)小于无门槛的金额(%s)", orderMount, couponRecordDO.getCouponDiscountValue()));
            }
        }

        if(couponRecordDO.getCouponDiscountType().equals(CouponTypeEnum.DISCOUNT.getType())){
            //满减，查看金额是否满足最小订单额
            if(orderMount.compareTo(couponRecordDO.getMinOrderAmount())<0){
                throw new ValidationException(String.format("订单金额(%s)小于最低折扣订单金额(%s)", orderMount, couponRecordDO.getMinOrderAmount()));
            }

            if(orderMount.compareTo(couponRecordDO.getCouponDiscountValue())<0){
                throw new ValidationException(String.format("订单金额(%s)小于折扣的金额(%s)", orderMount, couponRecordDO.getCouponDiscountValue()));
            }
        }

        // 查看当前的优惠券是否是当前人员的
        if(!SecurityUtils.getUserId().equals(couponRecordDO.getUserId())){
            throw new ValidationException("优惠券不属于当前人员");
        }

        // 优惠券使用操作
        couponRecordDO.setStatus(CouponUsedStatusEnum.USED.getType());
        couponRecordDO.setUsedTime(LocalDateTime.now());
        couponRecordDO.setOrderId(orderId);

        return baseMapper.updateById(couponRecordDO)>0;

    }


    @Transactional
    @Override
    public boolean cancelCouponUsage(String orderId) {
        // 查询订单使用的优惠券
        final CouponRecordDO couponRecordDO = getCouponByOrderId(orderId);
        if(null==couponRecordDO){
            return false;
        }
        log.info("优惠券退回之前："+ JSON.toJSONString(couponRecordDO));
        couponRecordDO.setStatus(CouponUsedStatusEnum.UNUSED.getType());
        couponRecordDO.setUsedTime(null);
        couponRecordDO.setOrderId(null);
        log.info("优惠券退回之后："+ JSON.toJSONString(couponRecordDO));
        return baseMapper.updateById(couponRecordDO)>0;
    }

    @Override
    public List<CouponRecordDO> getCouponListByOrderId(String orderId) {
        QueryWrapper<CouponRecordDO> queryWrapper=new QueryWrapper<>();
        queryWrapper.lambda().eq(CouponRecordDO::getDeleted,TrueOrFalseEnum.FALSE.isFlag())
                .eq(CouponRecordDO::getOrderId,orderId);

        return baseMapper.selectList(queryWrapper);
    }

    @Override
    public CouponRecordDO getCouponByOrderId(String orderId) {
        final List<CouponRecordDO> couponRecordDOList = getCouponListByOrderId(orderId);
        if(CollectionUtils.isNotEmpty(couponRecordDOList)){
            return couponRecordDOList.get(0);
        }
        return null;
    }

    @Override
    public boolean checkUserCouponExists(String couponId, Long customId) {
        QueryWrapper<CouponRecordDO> queryWrapper=new QueryWrapper<>();
        queryWrapper.lambda().eq(CouponRecordDO::getDeleted,TrueOrFalseEnum.FALSE.isFlag())
                .eq(CouponRecordDO::getCouponId,couponId)
                .eq(CouponRecordDO::getCustomerId,customId)
        ;
        return baseMapper.selectCount(queryWrapper)>0;
    }
}