优惠券使用 以及 退券

src/main/java/com/chaozhanggui/system/cashierservice/dao/TbActivateInRecordMapper.java

@@ -63,6 +63,8 @@ public interface TbActivateInRecordMapper {
      */
     int update(TbActivateInRecord tbActivateInRecord);
 
+    int updateOverNum(@Param("id") Integer id, @Param("overNum") Integer overNum);
+
     /**
      * 通过主键删除数据
      *

src/main/java/com/chaozhanggui/system/cashierservice/dao/TbActivateOutRecordMapper.java

@@ -58,6 +58,8 @@ public interface TbActivateOutRecordMapper {
      */
     int update(TbActivateOutRecord tbActivateOutRecord);
 
+    int updateRefNum(@Param("id")Integer id,@Param("refNum")Integer refNum);
+
     /**
      * 通过主键删除数据
      *

src/main/java/com/chaozhanggui/system/cashierservice/entity/dto/CouponUseDto.java

@@ -0,0 +1,15 @@
+package com.chaozhanggui.system.cashierservice.entity.dto;
+
+import lombok.Data;
+
+import java.util.List;
+
+@Data
+public class CouponUseDto {
+    private Integer shopId;
+    private Integer orderId;
+    //满减券id
+    private Integer couponId;
+    //商品券id
+    private List<Integer> proCouponIds;
+}

src/main/java/com/chaozhanggui/system/cashierservice/entity/vo/TbUserCouponVo.java

@@ -6,6 +6,7 @@ import java.util.Date;
 
 @Data
 public class TbUserCouponVo {
+    private Integer id;
     private Integer couponId;
     private Integer proId;
     //优惠券名称

src/main/java/com/chaozhanggui/system/cashierservice/service/TbShopCouponService.java

@@ -1,9 +1,13 @@
 package com.chaozhanggui.system.cashierservice.service;
 
+import com.chaozhanggui.system.cashierservice.entity.TbActivateOutRecord;
 import com.chaozhanggui.system.cashierservice.entity.dto.CouponDto;
+import com.chaozhanggui.system.cashierservice.entity.dto.CouponUseDto;
 import com.chaozhanggui.system.cashierservice.sign.Result;
 import org.springframework.context.annotation.Primary;
 
+import java.util.List;
+
 /**
  * 优惠券(TbShopCoupon)表服务接口
  *
@@ -12,4 +16,8 @@ import org.springframework.context.annotation.Primary;
  */
 public interface TbShopCouponService {
     Result find(CouponDto param);
+
+    boolean use(Integer shopId,Integer orderId,Integer vipUserId,List<TbActivateOutRecord> param);
+
+    boolean refund(List<TbActivateOutRecord> param);
 }

src/main/java/com/chaozhanggui/system/cashierservice/service/impl/TbShopCouponServiceImpl.java

@@ -5,6 +5,7 @@ import cn.hutool.core.date.DateUtil;
 import com.chaozhanggui.system.cashierservice.dao.*;
 import com.chaozhanggui.system.cashierservice.entity.*;
 import com.chaozhanggui.system.cashierservice.entity.dto.CouponDto;
+import com.chaozhanggui.system.cashierservice.entity.dto.CouponUseDto;
 import com.chaozhanggui.system.cashierservice.entity.vo.TbUserCouponVo;
 import com.chaozhanggui.system.cashierservice.service.TbShopCouponService;
 import com.chaozhanggui.system.cashierservice.sign.CodeEnum;
@@ -125,4 +126,48 @@ public class TbShopCouponServiceImpl implements TbShopCouponService {
         return new Result(CodeEnum.SUCCESS);
     }
 
+
+    /**
+     * 使用券
+     * @param shopId
+     * @param orderId
+     * @param vipUserId
+     * @param param  giveId 和 useNum 必传
+     * @return
+     */
+    @Override
+    public boolean use(Integer shopId,Integer orderId,Integer vipUserId,List<TbActivateOutRecord> param) {
+        for (TbActivateOutRecord outRecord : param) {
+            TbActivateInRecord inRecord = inRecordMapper.queryById(outRecord.getGiveId());
+            inRecord.setOverNum(inRecord.getOverNum() - outRecord.getUseNum());
+            inRecordMapper.updateOverNum(inRecord.getId(), inRecord.getOverNum());
+
+            outRecord.setType(inRecord.getType());
+            outRecord.setShopId(shopId);
+            outRecord.setOrderId(orderId.toString());
+            outRecord.setVipUserId(vipUserId);
+            outRecord.setStatus("closed");
+            outRecord.setCreateTime(new Date());
+        }
+        outRecordMapper.insertBatch(param);
+        return true;
+    }
+
+    /**
+     * 退还券
+     * @param param  giveId和 refNum 必传
+     * @return
+     */
+    @Override
+    public boolean refund(List<TbActivateOutRecord> param) {
+        for (TbActivateOutRecord outRecord : param) {
+            outRecord.setUpdateTime(new Date());
+            outRecordMapper.updateRefNum(outRecord.getId(),outRecord.getRefNum());
+            TbActivateInRecord inRecord = inRecordMapper.queryById(outRecord.getGiveId());
+            inRecord.setOverNum(inRecord.getOverNum() + outRecord.getRefNum());
+            inRecordMapper.updateOverNum(inRecord.getId(), inRecord.getOverNum());
+        }
+        return true;
+    }
+
 }

src/main/resources/mapper/TbActivateInRecordMapper.xml

@@ -243,6 +243,12 @@ id, vip_user_id, coupon_id, name, type, pro_id, full_amount, discount_amount, nu
         where id = #{id}
     </update>
 
+    <update id="updateOverNum">
+        update tb_activate_in_record
+        set over_num = #{overNum}
+        where id = #{id}
+    </update>
+
     <!--通过主键删除-->
     <delete id="deleteById">
         delete from tb_activate_in_record where id = #{id}

src/main/resources/mapper/TbActivateOutRecordMapper.xml

@@ -153,6 +153,12 @@
         where id = #{id}
     </update>
 
+    <update id="updateRefNum">
+        update tb_activate_out_record
+        set ref_num = ref_num + #{refNum}
+        where id = #{id}
+    </update>
+
     <!--通过主键删除-->
     <delete id="deleteById">
         delete