JDF_ElectronicPublicity_admin/app/common/model/base/other/Holiday.php

<?php
namespace app\common\model\base\other;
use app\common\model\Common;
class Holiday extends Common{
    protected $name = "system_holiday";
    protected $pk = "holiday_id";
    protected $updateTime = null;
    protected $createTime = null;
		public function getOvertimesAttr($value,$data)
    {
        $value = $value??$data['overtimes']??[];
        return !empty($value)&&is_string($value)?json_decode($value):$value;
    }
    public function setOvertimesAttr($value,$data)
    {
        $value = $value??$data['overtimes']??[];
        return json_encode($value);
    }
    public function festival()
    {
        return $this->belongsTo(Festival::class,"festival_id","festival_id",[],'LEFT');
    }
}