class SysMenuController extends BaseController
{
    @Autowired
    private ISysMenuService menuService;

    /**
     * 获取菜单列表
     */
    @PreAuthorize("@ss.hasPermi('system:menu:list')")
    @GetMapping("/list")
    public AjaxResult list(SysMenu menu)
    {
        List<SysMenu> menus = menuService.selectMenuList(menu, getUserId());
        return success(menus);
    }

    /**
     * 根据菜单编号获取详细信息
     */
    @PreAuthorize("@ss.hasPermi('system:menu:query')")
    @GetMapping(value = "/{menuId}")
    public AjaxResult getInfo(@PathVariable Long menuId)
    {
        return success(menuService.selectMenuById(menuId));
    }

    /**
     * 获取菜单下拉树列表
     */
    @GetMapping("/treeselect")
    public AjaxResult treeselect(SysMenu menu)
    {
        List<SysMenu> menus = menuService.selectMenuList(menu, getUserId());
        return success(menuService.buildMenuTreeSelect(menus));
    }

    /**
     * 加载对应角色菜单列表树
     */
    @GetMapping(value = "/roleMenuTreeselect/{roleId}")
    public AjaxResult roleMenuTreeselect(@PathVariable("roleId") Long roleId)
    {
        List<SysMenu> menus = menuService.selectMenuList(getUserId());
        AjaxResult ajax = AjaxResult.success();
        ajax.put("checkedKeys", menuService.selectMenuListByRoleId(roleId));
        ajax.put("menus", menuService.buildMenuTreeSelect(menus));
        return ajax;
    }

    /**
     * 新增菜单
     */
    @PreAuthorize("@ss.hasPermi('system:menu:add')")
    @Log(title = "菜单管理", businessType = BusinessType.INSERT)
    @PostMapping
    public AjaxResult add(@Validated @RequestBody SysMenu menu)
    {
        if (!menuService.checkMenuNameUnique(menu))
        {
            return error("新增菜单'" + menu.getMenuName() + "'失败，菜单名称已存在");
        }
        else if (UserConstants.YES_FRAME.equals(menu.getIsFrame()) && !StringUtils.ishttp(menu.getPath()))
        {
            return error("新增菜单'" + menu.getMenuName() + "'失败，地址必须以http(s)://开头");
        }
        menu.setCreateBy(getUsername());
        return toAjax(menuService.insertMenu(menu));
    }

    /**
     * 修改菜单
     */
    @PreAuthorize("@ss.hasPermi('system:menu:edit')")
    @Log(title = "菜单管理", businessType = BusinessType.UPDATE)
    @PutMapping
    public AjaxResult edit(@Validated @RequestBody SysMenu menu)
    {
        if (!menuService.checkMenuNameUnique(menu))
        {
            return error("修改菜单'" + menu.getMenuName() + "'失败，菜单名称已存在");
        }
        else if (UserConstants.YES_FRAME.equals(menu.getIsFrame()) && !StringUtils.ishttp(menu.getPath()))
        {
            return error("修改菜单'" + menu.getMenuName() + "'失败，地址必须以http(s)://开头");
        }
        else if (menu.getMenuId().equals(menu.getParentId()))
        {
            return error("修改菜单'" + menu.getMenuName() + "'失败，上级菜单不能选择自己");
        }
        menu.setUpdateBy(getUsername());
        return toAjax(menuService.updateMenu(menu));
    }

    /**
     * 删除菜单
     */
    @PreAuthorize("@ss.hasPermi('system:menu:remove')")
    @Log(title = "菜单管理", businessType = BusinessType.DELETE)
    @DeleteMapping("/{menuId}")
    public AjaxResult remove(@PathVariable("menuId") Long menuId)
    {<FILL_FUNCTION_BODY>}
}

        if (menuService.hasChildByMenuId(menuId))
        {
            return warn("存在子菜单,不允许删除");
        }
        if (menuService.checkMenuExistRole(menuId))
        {
            return warn("菜单已分配,不允许删除");
        }
        return toAjax(menuService.deleteMenuById(menuId));
    
<methods>public non-sealed void <init>() ,public com.ruoyi.common.core.domain.AjaxResult error() ,public com.ruoyi.common.core.domain.AjaxResult error(java.lang.String) ,public java.lang.Long getDeptId() ,public com.ruoyi.common.core.domain.model.LoginUser getLoginUser() ,public java.lang.Long getUserId() ,public java.lang.String getUsername() ,public void initBinder(org.springframework.web.bind.WebDataBinder) ,public java.lang.String redirect(java.lang.String) ,public com.ruoyi.common.core.domain.AjaxResult success() ,public com.ruoyi.common.core.domain.AjaxResult success(java.lang.String) ,public com.ruoyi.common.core.domain.AjaxResult success(java.lang.Object) ,public com.ruoyi.common.core.domain.AjaxResult warn(java.lang.String) <variables>protected final org.slf4j.Logger logger