update 更新节点信息列表优化

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysPrintTemplateNodeServiceImpl.java

@@ -155,6 +155,7 @@ public class SysPrintTemplateNodeServiceImpl implements ISysPrintTemplateNodeSer
     @Override
     @Transactional(rollbackFor = Exception.class)
     public int updateNode(List<SysPrintTemplateNodeBo> bos) {
+        int i = 1;
         for (SysPrintTemplateNodeBo bo : bos) {
             String id = bo.getId();
             if (StringUtils.isEmpty(id)) {
@@ -166,7 +167,10 @@ public class SysPrintTemplateNodeServiceImpl implements ISysPrintTemplateNodeSer
             if (nodeVos.isEmpty()) {
                 throw new ServiceException(bo.getId() + "节点不存在！");
             }
-            baseMapper.deleteById(nodeVos.get(0).getTemplateNodeId());
+            if (i == 1){
+                baseMapper.deleteById(nodeVos.get(0).getTemplateNodeId());
+            }
+            i++;
             this.insertByBo(bo);
         }
         return 1;