1.优惠券相关代码提交

陶杰

2024-09-03 0325d5bd06ea7c7230ea2dd9e78a076cbf41afb9

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

@@ -32,6 +32,7 @@
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;

@@ -248,6 +249,7 @@
    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);
@@ -271,11 +273,16 @@
                    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);
@@ -284,6 +291,9 @@
                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());
@@ -304,7 +314,7 @@
    }

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

        try{
            LocalDateTime now = LocalDateTime.now();
@@ -395,4 +405,87 @@
        // 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) {
        // 优惠券为空
        if(StringUtils.isBlank(couponId)){
            throw new IllegalArgumentException("无效的优惠券");
        }
        // 验证优惠券存在且有效
        final CouponRecordDO couponRecordDO = baseMapper.selectById(couponId);
        if(null==couponRecordDO || StringUtils.isBlank(couponRecordDO.getOrderId()) ){
            throw new IllegalArgumentException("无效的优惠券");
        }
        if(couponRecordDO.getStatus().equals(CouponUsedStatusEnum.USED.getType())){
            throw new IllegalArgumentException("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");
        }
        if(StringUtils.isBlank(orderId)){
            throw new IllegalArgumentException("订单id不能为空");
        }

        // 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 couponId, String orderId) {
        // 查询订单使用的优惠券
        final CouponRecordDO couponRecordDO = getCouponByOrderId(orderId);
        couponRecordDO.setStatus(CouponUsedStatusEnum.UNUSED.getType());
        couponRecordDO.setUsedTime(null);
        couponRecordDO.setOrderId(null);

        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;
    }
}