Merge branch 'fix-raysapp' into 'master'

wechatUserIds设置默认值

See merge request rays/pcloud-book!297

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

@@ -610,6 +610,9 @@ public class BookGroupClassifyBizImpl implements BookGroupClassifyBiz {
         if (ListUtils.isEmpty(listClassify4Wechats)) {
             return;
         }
+        if (ListUtils.isEmpty(wechatUserIds)) {
+            return;
+        }
         List<Long> classifyIds = new ArrayList<>();
         for (ListClassify4WechatVO listClassify4WechatVO : listClassify4Wechats) {
             classifyIds.add(listClassify4WechatVO.getClassifyId());