wanyue_app/app/model/SysDept.php

<?php

namespace app\model;

use DateTimeInterface;
use support\Model;

class SysDept extends Model
{
    // 关联表
    protected $table = 'sys_dept';

    protected $primaryKey = 'dept_id';

    protected $dateFormat = 'U';

    const CREATED_AT = 'dept_addtimes';

    const UPDATED_AT = null;

    public function serializeDate(DateTimeInterface $date)
    {
        return $date->format('Y-m-d H:i:s');
    }

    public function getByPrimaryKey($id)
    {
        return self::where('dept_id', $id)->first();
    }
    
    /**
     * @Desc 获取子部门
     * @Author Gorden
     * @Date 2024/3/7 14:03
     *
     * @param $path
     * @return array
     */
    public static function getAllSubDept($path)
    {
        return self::where('dept_super_path', 'like', $path . '%')->get()->toArray();
    }

    /**
     * @Desc 验证指定字段指定值是否存在
     * @Author Gorden
     * @Date 2024/3/22 14:52
     *
     * @param $category
     * @param $field
     * @param $value
     * @return bool
     */
    public static function checkExist($category, $field, $value)
    {
        return self::where('dept_category', $category)
            ->where($field, $value)
            ->exists();
    }

    public function premises(){
        return $this->hasOne(self::class,'dept_id','dept_super_id');
    }
}