fixBug：重复尺码

@@ -39,4 +39,6 @@ public interface StorageMapper {
     int updateDeleteSuggestPrice();
 
     int updateSkuStatus(@Param("storageId")Integer storageId, @Param("status")Integer status);
+
+    Storage selectBySize(@Param("productId")Integer productId, @Param("sizeId")Integer sizeId);
 }
\ No newline at end of file

@@ -113,4 +113,8 @@
   <update id="updateSkuStatus">
     UPDATE storage s set s.status = #{status, jdbcType=INTEGER} where s.id = #{storageId, jdbcType=INTEGER}
   </update>
+    <select id="selectBySize" resultMap="BaseResultMap">
+        select id, product_id, goods_id, size_id, storage_num, update_time, create_time, suggest_low_price, suggest_high_price
+        from storage where product_id=#{productId} and size_id=#{sizeId}
+    </select>
 </mapper>
\ No newline at end of file

@@ -211,6 +211,9 @@ public class SelfSizeServiceImpl implements ISelfSizeService {
     	if(null == selfSize) {
     		throw new PlatformException("记录不存在", 400);
     	}
+		if (storageMapper.selectBySize(selfSize.getProductId(), selfSize.getSizeId()) != null) {
+			throw new PlatformException("该尺码已存在", 400);
+		}
     	UserHelper userInfo = new UserHelper();
     	int num = selfSizeMapper.upadteAuditResult(req.getId(), req.getStatus(), userInfo.getUserId());
     	//清商品详情缓存