1.优惠券领取记录-新增领取规则字段冗余

陶杰

2024-10-11 8023521a31d4cffc66ddb255450ed3a13e4b6767

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

@@ -95,15 +95,29 @@
            // 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())
                    )){
                    // 活动优惠券 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())
                    ){
                        // 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！");
                        }
                    }
                    if(StringUtils.isNotBlank(couponTemplateDO.getCategory())
                            && couponTemplateDO.getCategory().equals(CouponCategoryEnum.POINT.getStatus()
                    )){
                        // 获取当前优惠券已经领取的数量

                        if(couponTemplateDO.getCouponAmount()<=0){
                            throw new ValidationException("当前优惠券已经领完！");
                        }else{
                            couponTemplateDO.setCouponAmount(couponTemplateDO.getCouponAmount()-1);
                            // 更新库存
                            couponTemplateService.updateById(couponTemplateDO);
                        }

                    }

                    // 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
@@ -135,7 +149,7 @@
                    }

                    // 优惠券字段冗余
                    couponRecordDO.setCategory(couponTemplateDO.getGetUserType());
                    couponRecordDO.setCategory(couponTemplateDO.getCategory());
                    couponRecordDO.setCouponCode(couponTemplateDO.getCouponCode());
                    couponRecordDO.setCouponName(couponTemplateDO.getCouponName());
                    couponRecordDO.setCouponDiscountValue(couponTemplateDO.getCouponDiscountValue());
@@ -144,7 +158,9 @@
                    couponRecordDO.setCouponDiscountType(couponTemplateDO.getCouponDiscountType());
                    couponRecordDO.setGetUserType(couponTemplateDO.getGetUserType());
                    couponRecordDO.setPoint(couponTemplateDO.getPoint());
                    couponRecordDO.setMemberId(couponRecordDO.getMemberId());
                    couponRecordDO.setMemberId(couponTemplateDO.getMemberId());
                    couponRecordDO.setImageUrl(couponTemplateDO.getImageUrl());
                    couponRecordDO.setCouponDescription(couponTemplateDO.getCouponDescription());


                    // 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
@@ -168,7 +184,7 @@
                            // 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");
                                throw new ValidationException("使用时间数量必须为正整数");
                            }
                            LocalDateTime currentTime = LocalDateTime.now();
                            couponRecordDO.setEffectiveStart(currentTime);
@@ -188,6 +204,8 @@
                        }
                    }

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

                } finally {
@@ -212,7 +230,7 @@
        // 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());
@@ -274,6 +292,8 @@
                    couponRecordDO.setEffectiveStart(firstDayStart);
                    couponRecordDO.setEffectiveEnd(lastDayEnd);
                    couponRecordDO.setMemberId(couponTemplateDO.getMemberId());
                    couponRecordDO.setImageUrl(couponTemplateDO.getImageUrl());
                    couponRecordDO.setCouponDescription(couponTemplateDO.getCouponDescription());
                    // 创建信息
                    couponRecordDO.create();
                    if(!checkCurMonVipCouponExists(couponRecordDO.getCouponId(),couponRecordDO.getCustomerId(),firstDayStart,lastDayEnd)){
@@ -393,6 +413,17 @@
    }

    @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);
@@ -435,50 +466,50 @@
    public boolean useCoupon(String couponId, String orderId, BigDecimal orderMount) {
        // 优惠券为空
        if(StringUtils.isBlank(couponId)){
            throw new IllegalArgumentException("无效的优惠券");
            throw new ValidationException("无效的优惠券");
        }
        if(StringUtils.isBlank(orderId)){
            throw new IllegalArgumentException("订单id不能为空");
            throw new ValidationException("订单id不能为空");
        }
        if(orderMount.compareTo(BigDecimal.ZERO)<=0){
            throw new IllegalArgumentException("订单金额不能小于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 IllegalArgumentException("无效的优惠券");
            throw new ValidationException("无效的优惠券");
        }

        if(couponRecordDO.getStatus().equals(CouponUsedStatusEnum.USED.getType())){
            throw new IllegalArgumentException("优惠券已经被使用");
            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 IllegalArgumentException("优惠券已过期");
            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 IllegalArgumentException(String.format("订单金额(%s)小于无门槛的金额(%s)", orderMount, couponRecordDO.getCouponDiscountValue()));
                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 IllegalArgumentException(String.format("订单金额(%s)小于最低折扣订单金额(%s)", orderMount, couponRecordDO.getMinOrderAmount()));
                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 IllegalArgumentException(String.format("订单金额(%s)小于折扣的金额(%s)", orderMount, couponRecordDO.getCouponDiscountValue()));
                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 IllegalArgumentException("优惠券不属于当前人员");
            throw new ValidationException("优惠券不属于当前人员");
        }

        // 优惠券使用操作
@@ -497,7 +528,7 @@
        // 查询订单使用的优惠券
        final CouponRecordDO couponRecordDO = getCouponByOrderId(orderId);
        if(null==couponRecordDO){
            throw new IllegalArgumentException("优惠券不存在，无法操作");
            return false;
        }
        log.info("优惠券退回之前："+ JSON.toJSONString(couponRecordDO));
        couponRecordDO.setStatus(CouponUsedStatusEnum.UNUSED.getType());
@@ -524,4 +555,20 @@
        }
        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;
    }

    @Override
    public boolean expireCouponRecordAll() {

        return couponRecordMapperCustom.expireCouponRecordAll();
    }
}