toss_api_wiki/application/index/controller/Index.php

<?php
namespace app\index\controller;

use app\common\model\AdminUser;
use think\Controller;

class Index extends Base
{
    public function index()
    {
        $model=model('common/Project');
        $model_user = new AdminUser();
        $user_data = $model_user->field('project_id')->where(['id'=>$this->aid])->find();
        if($this->aid != 1){
            $where = [
                'id'=>['in',$user_data['project_id']],
            ];
        }else{
            $where = [];
        }
        $data=$model->where($where)->select();
        $this->assign('data',$data);
        return $this->fetch('index');
    }
}