fix 角色查询树

jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/system/vo/SysRoleTreeModel.java

@@ -48,6 +48,11 @@ public class SysRoleTreeModel implements Serializable {
      */
     private String parentId;
 
+    /**
+     * 父类名称
+     */
+    private String parentName;
+
     /**
      * 角色名称
      */

jero-boot-module-system/src/main/java/com/jero/modules/system/service/impl/SysRoleServiceImpl.java

@@ -119,10 +119,14 @@ public class SysRoleServiceImpl extends ServiceImpl<SysRoleMapper, SysRole> impl
             treeModel.setKey(sysRole.getId());
             treeModel.setValue(sysRole.getId());
             treeModel.setTitle(sysRole.getRoleName());
+            treeModel.setParentName(sysRole.getRoleName());
             List<SysRoleTreeModel> children = getChildrenByParentId(sysRole.getId());
             treeModel.setChildren(children);
             treeModelList.add(treeModel);
         }
+        if (treeModelList.isEmpty()){
+            return null;
+        }
         return treeModelList;
     }