GY_zhishiku_admin/app/Model/qw/QwCategory.php

<?php
namespace App\Model\qw;

use Illuminate\Database\Eloquent\Model;


class QwCategory extends Model
{


    public $table = "jm_qw_category";


    protected $appends = [
        'department_desc' , 'pid_text'
    ];


    public $timestamps = false;


    /**
     * 部门描述
     */
    public function getDepartmentDescAttribute()
    {
       $department = QwDepartment::find($this->department_id);
       return $department->department_name ?? '';
    }


    /**
     * 父级分类
     */
    public function getPidTextAttribute()
    {
        $department = QwCategory::find($this->pid);
        return $department->category_name ?? '';
    }
}