后台优化查询

muyu-modules/muyu-system/src/main/java/com/muyu/system/domain/SysMenu.java

@@ -36,6 +36,8 @@ public class SysMenu extends BaseEntity {
     /**
      * 菜单名称
      */
+    @NotBlank(message = "菜单名称不能为空")
+    @Size(min = 0,max = 50,message = "菜单名称长度不能超过50个字符")
     private String menuName;
 
     /**

muyu-modules/muyu-system/src/main/java/com/muyu/system/mapper/SysMenuMapper.java

@@ -90,6 +90,19 @@ public interface SysMenuMapper extends BaseMapper<SysMenu> {
      */
     public SysMenu selectMenuById (Long menuId);
 
+
+
+    /**
+     * @Description 根据菜单ID查询信息
+     * @Date 2024/4/20   父级菜单ID
+     * @param parentId
+     * @return java.util.List<com.muyu.system.domain.SysMenu>
+     **/
+    List<SysMenu> selectMenuByParentId(Long parentId);
+
+
+
+
     /**
      * 是否存在菜单子节点
      *

muyu-modules/muyu-system/src/main/java/com/muyu/system/service/impl/SysMenuServiceImpl.java

@@ -60,6 +60,7 @@ public class SysMenuServiceImpl extends ServiceImpl<SysMenuMapper, SysMenu> impl
      */
     @Override
     public List<SysMenu> selectMenuList (SysMenu menu, Long userId) {
+        int size = menuMapper.selectMenuList(new SysMenu()).size();
         List<SysMenu> menuList = null;
         // 管理员显示所有菜单信息
         if (SysUser.isAdmin(userId)) {
@@ -68,9 +69,46 @@ public class SysMenuServiceImpl extends ServiceImpl<SysMenuMapper, SysMenu> impl
             menu.getParams().put("userId", userId);
             menuList = menuMapper.selectMenuListByUserId(menu);
         }
+        if (menuList.size() != size){
+            List<SysMenu> sysMenuList = new ArrayList<>();
+            menuList.forEach(menuObj ->{
+                //查子级
+                sysMenuList.addAll(treeMenu(menuObj));
+                //差父级
+                if (menuObj.getParentId() != 0){
+                    sysMenuList.addAll(superMenu(menuObj));
+                }
+            });
+            menuList.addAll(sysMenuList);
+            menuList = menuList.stream().distinct().toList();
+        }
         return menuList;
     }
 
+
+
+    public List<SysMenu> treeMenu(SysMenu menus){
+        List<SysMenu> sysMenus1 = new ArrayList<>();
+        List<SysMenu> sysMenus = menuMapper.selectMenuByParentId(menus.getMenuId());
+        sysMenus1.addAll(sysMenus);
+        if (sysMenus.size()>0){
+            for (SysMenu sysMenu : sysMenus) {
+                treeMenu(sysMenu);
+            }
+        }
+        return sysMenus1;
+    }
+
+    public List<SysMenu> superMenu(SysMenu sysMenu){
+        List<SysMenu> sysMenus = new ArrayList<>();
+        SysMenu sysMenuParent = menuMapper.selectMenuById(sysMenu.getParentId());
+        sysMenus.add(sysMenuParent);
+        if (sysMenuParent.getParentId() != 0){
+            sysMenus.addAll(superMenu(sysMenuParent));
+        }
+        return sysMenus;
+    }
+
     /**
      * 根据用户ID查询权限
      *

muyu-modules/muyu-system/src/main/resources/mapper/system/SysMenuMapper.xml

@@ -185,6 +185,10 @@
         <include refid="selectMenuVo"/>
         where menu_name=#{menuName} and parent_id = #{parentId} limit 1
     </select>
+    <select id="selectMenuByParentId" resultType="com.muyu.system.domain.SysMenu">
+        <include refid="selectMenuVo"/>
+        where parent_id = #{parentId}
+    </select>
 
     <update id="updateMenu" parameterType="com.muyu.system.domain.SysMenu">
         update sys_menu