From dfb9a4823a95427f4a709ede63078df771d5b677 Mon Sep 17 00:00:00 2001
From: gongzuming <gongzuming>
Date: 星期五, 30 八月 2024 10:36:40 +0800
Subject: [PATCH] 积分兑换券兑换

---
 src/main/java/com/mzl/flower/service/impl/coupon/CouponTemplateServiceImpl2.java |   61 ++++++++++++++++++++++++++++++
 1 files changed, 60 insertions(+), 1 deletions(-)

diff --git a/src/main/java/com/mzl/flower/service/impl/coupon/CouponTemplateServiceImpl2.java b/src/main/java/com/mzl/flower/service/impl/coupon/CouponTemplateServiceImpl2.java
index ec5c385..d5df0b5 100644
--- a/src/main/java/com/mzl/flower/service/impl/coupon/CouponTemplateServiceImpl2.java
+++ b/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);
+    }
+
 }

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