修改下

pcloud-service-book/src/main/java/com/pcloud/book/group/biz/impl/BookGroupBizImpl.java

@@ -517,6 +517,9 @@ public class BookGroupBizImpl implements BookGroupBiz {
         if (null == group) {
             throw new BookBizException(BookBizException.PARAM_IS_NULL, "群二维码不存在！");
         }
+        if (!bookGroup.getJoinGroupType().equals(group.getJoinGroupType())) {
+            throw new BookBizException(BookBizException.PARAM_IS_NULL, "社群码前后类型不一致！！");
+        }
         if (null == group.getProductId()) {
             AddAppProductParamDTO addAppProductParamDTO = new AddAppProductParamDTO();
             addAppProductParamDTO.setAppProCode(ProductTypeConstant.BOOK_GROUP);