积分兑换券兑换

gongzuming

2024-08-30 dfb9a4823a95427f4a709ede63078df771d5b677

 src/main/java/com/mzl/flower/service/impl/coupon/CouponTemplateServiceImpl2.java

@@ -1,10 +1,13 @@
package com.mzl.flower.service.impl.coupon;

import cn.hutool.core.util.IdUtil;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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.constant.Constants;
import com.mzl.flower.dto.request.coupon.*;
import com.mzl.flower.dto.response.coupon.CouponPointStatisVO;
import com.mzl.flower.dto.response.coupon.CouponTemplateVO;
@@ -12,14 +15,20 @@
import com.mzl.flower.entity.coupon.CouponTemplateCustomerDO;
import com.mzl.flower.entity.coupon.CouponTemplateDO;
import com.mzl.flower.entity.customer.Customer;
import com.mzl.flower.entity.point.CustomerPoint;
import com.mzl.flower.entity.point.CustomerPointDetail;
import com.mzl.flower.entity.point.PointGoodsRecord;
import com.mzl.flower.enums.*;
import com.mzl.flower.mapper.coupon.CouponTemplateMapper;
import com.mzl.flower.mapper.coupon.CouponTemplateMapperCustom;
import com.mzl.flower.mapper.customer.CustomerMapper;
import com.mzl.flower.mapper.point.CustomerPointDetailMapper;
import com.mzl.flower.mapper.point.CustomerPointMapper;
import com.mzl.flower.service.coupon.CouponRecordService;
import com.mzl.flower.service.coupon.CouponTemplateCustomerService;
import com.mzl.flower.service.coupon.CouponTemplateService2;
import com.mzl.flower.service.payment.OrderService;
import com.mzl.flower.utils.UUIDGenerator;
import org.apache.commons.collections4.CollectionUtils;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.BeanUtils;
@@ -27,6 +36,7 @@
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.time.LocalDate;
import java.time.LocalDateTime;
import java.util.List;
import java.util.stream.Collectors;
@@ -55,7 +65,13 @@
    private CustomerMapper customerMapper;

    @Autowired
    private OrderService orderService;
    private CustomerPointMapper customerPointMapper;

    @Autowired
    private CouponTemplateService2 couponTemplateService;

    @Autowired
    private CustomerPointDetailMapper customerPointDetailMapper;

    @Transactional
    @Override
@@ -323,4 +339,47 @@
        return couponTemplateMapperCustom.getPointPage(page,dto);
    }

    @Override
    public synchronized void exchangeCoupon(ExchangeCouponDTO dto) {
        dto.setNum(1);

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

        CustomerPoint cp = customerPointMapper.selectOne(new LambdaQueryWrapper<CustomerPoint>()
                .eq(CustomerPoint::getUserId, SecurityUtils.getUserId()));
        if(cp == null || (cp.getTotalPoint()-cp.getUsedPoint()-cp.getExpiredPoint()) < couponTemplateDO.getPoint() * dto.getNum()){
            throw new ValidationException("积分不足");
        }

        CreateCouponRecordDTO recordDTO =new CreateCouponRecordDTO();
        recordDTO.setCouponId(dto.getCouponId());
        recordDTO.setUserId(SecurityUtils.getUserId());
        Customer customer = customerMapper.selectOne(new LambdaQueryWrapper<Customer>()
                .eq(Customer::getUserId, SecurityUtils.getUserId()));
        if(customer == null){
            throw new ValidationException("商户不存在");
        }
        recordDTO.setCustomerId(customer.getId());
        couponRecordService.createCouponRecord(recordDTO);

        //更新积分汇总
        cp.setUsedPoint(cp.getUsedPoint()+couponTemplateDO.getPoint());
        customerPointMapper.updateById(cp);

        //记录积分明细
        CustomerPointDetail detail = new CustomerPointDetail();
        detail.setUserId(customer.getUserId());
        detail.setCustomerId(customer.getId());
        detail.setPoint(couponTemplateDO.getPoint());
        detail.setChangeType(Constants.POINT_CHANGE_TYPE.reduce.name());
        detail.setType(Constants.POINT_TYPE.exchange.name());
        detail.setRecordDate(LocalDate.now());
        detail.setRemarks(couponTemplateDO.getCouponName());
        detail.create(SecurityUtils.getUserId());
        customerPointDetailMapper.insert(detail);
    }

}