project/app/admin/model/AdminMenu.php

<?php
namespace app\admin\model;

class AdminMenu extends Base
{
//设置字段信息
    protected $schema = [
        'id'       =>'bigint',//
        'menu_name'       =>'varchar',//菜单名称
        'menu_code'       =>'varchar',//菜单code
        'menu_img'       =>'varchar',//菜单图片
        'menu_route'       =>'varchar',//菜单路由
        'menu_url'       =>'varchar',//菜单地址
        'menu_api'       =>'varchar',//接口地址
        'pid'       =>'bigint',//父级id
        'is_show'       =>'int',//是否禁用
        'is_private'       =>'int',//是否私有
        'level'       =>'tinyint',//菜单等级,0公共,1超管,2业务公司,3供应商
        'is_display'       =>'int',//是否展示
        'weight'       =>'double',//权重
        'status'       =>'int',//状态
        'is_del'       =>'int',//是否删除
        'addtime'       =>'datetime',//
        'updatetime'       =>'datetime',//
        'menu_type'       =>'tinyint',//1菜单2 页面

    ];
    
    public static function GetMenu($menuid){
    	$info=self::where(["id"=>$menuid,"is_del"=>0])->findOrEmpty();
    	if($info->pid>0){
    		$paren = self::where(['pid'=>$info->pid,'is_del'=>0])->findOrEmpty();
    	}
    	return ["menu_name"=>$info->menu_name,"parent_name"=>$paren->menu_name??"","parent_id"=>$info->pid];
    }
   public function ActionInfo(){
    	return $this->hasMany(Action::class,"action_id")->where(["is_del"=>0]);
   }
   //由二级菜单获取父级集合
   public static function GetMenuBySecod($menuid,$result=[]){
       $menuArr = self::where(['id'=>$menuid])->findOrEmpty();

        if(!$menuArr->isEmpty()){
            if($menuArr->pid>0)  self::GetMenuBySecod($menuArr->pid,$result);
            $result[] = ['id' => $menuid, 'rename' => $menuArr->menu_name, 'pid' => $menuArr->pid];
        }
        return $result;
    }
    //通过功能集合返回菜单树状集
   public function GetMenuByActionArr($actionArr,$where=[]){
       $menuArr = Action::with(["ActionInfo"])->whereIn("id",$actionArr)->select();
       $tree=[];
       if(!$menuArr->isEmpty()){
            $menuid = [];
            foreach ($menuArr as $item){
                $menuid[$item->menuid][] =$item->action_code;
            }
            $menuArrId = array_unique(array_column($menuArr->toArray(),"menuid"));
            $menuAll=$this->where($where)->column("menu_name,menu_img,menu_route,is_display,status,pid,weight","id");
          foreach ($menuArrId as $item){
              $this->buildForwardTree($item,$menuid[$item]??[],$menuAll,$tree);
          }
          $weight= array_column($tree,'weight');
          array_multisort($weight, SORT_DESC, $tree);
       }
        return $tree;
   }
   //有子找父级
  public function buildForwardTree($itemId, $child = [],&$items, &$menuTree=[]) {
        if(!isset($items[$itemId]))return;
            $node=$items[$itemId];
            if($node['pid']==0){
               if(!isset($menuTree[$itemId])){
                   $menuTree[$itemId]=$node;
               }
               $menuTree[$itemId]['child'][]=$child;
              $weight= array_column($menuTree[$itemId]['child'],"weight");
               array_multisort($weight, SORT_DESC, $menuTree[$itemId]['child']);
            }else{
                $node['action']=$child;
                $this->buildForwardTree($node['pid'],$node,$items,$menuTree);
            }
   }

   public function GetMenuActionTree($pid=0){
        $result = $this->field('menu_name,menu_img,menu_route,is_display,status,pid,weight,id')
        ->where(['pid'=>$pid,'is_del'=>0])
        ->order(['weight'=>'desc','id'=>'desc'])->select();
        $remp=[];
        if($result->isEmpty())return $remp;
            foreach ($result as $item){
                $item->child = $this->GetMenuActionTree($item->id);
                if($item->pid>0){
                    $item->action = Action::with(["ActionInfo"])->field("id,action_code")->where
                    (['menuid'=>$item->id,'is_del'=>0])->select();
                }
                $remp[] = $item;
            }

        return $remp;
   }

}