screen/application/admin/model/OrderInfo.php

<?php

namespace app\admin\model;

use think\db\Query;
use think\Model;
/**
 * @method Query|static filterAdmin($admin_id)
 */
class OrderInfo extends \app\common\model\OrderInfo
{
    public function goods(){
        return $this->belongsTo(Goods::class,'goods_id');
    }
    public function user(){
        return $this->belongsTo(User::class)->setEagerlyType(0);
    }
    public function scopeFilterAdmin(Query $query,$admin_id){
        $query->whereExists(
            Orders::whereRaw("orders.id=order_info.order_id and orders.admin_id=$admin_id")->buildSql()
        );
    }
}