| | |
| | | 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 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; |
| | |
| | | |
| | | @Autowired |
| | | private CustomerService customerService; |
| | | |
| | | |
| | | |
| | | @Override |
| | |
| | | |
| | | @Transactional |
| | | @Override |
| | | public boolean useCoupon(String couponId, String orderId) { |
| | | 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"); |
| | | } |
| | | if(StringUtils.isBlank(orderId)){ |
| | | throw new IllegalArgumentException("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"); |
| | | } |
| | | |
| | | // 验证优惠券存在且有效 |
| | | final CouponRecordDO couponRecordDO = baseMapper.selectById(couponId); |
| | | if(null==couponRecordDO || StringUtils.isBlank(couponRecordDO.getOrderId()) ){ |
| | | if(null==couponRecordDO || StringUtils.isNotBlank(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"); |
| | | |
| | | // 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())); |
| | | } |
| | | } |
| | | |
| | | 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())); |
| | | } |
| | | |
| | | 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())); |
| | | } |
| | | } |
| | | |
| | | // 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"); |
| | | } |
| | | |
| | | // 优惠券使用操作 |
| | |
| | | couponRecordDO.setOrderId(orderId); |
| | | |
| | | return baseMapper.updateById(couponRecordDO)>0; |
| | | |
| | | } |
| | | |
| | | |
| | | @Transactional |
| | | @Override |
| | | public boolean cancelCouponUsage(String couponId, String orderId) { |
| | | public boolean cancelCouponUsage(String orderId) { |
| | | // 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"); |
| | | } |
| | | 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; |
| | | } |
| | | |