wanyue_app/app/model/CardIssue.php

<?php

namespace app\model;

use DateTimeInterface;
use support\Model;

class CardIssue extends Model
{
    protected $table = 'card_issue';

    protected $primaryKey = 'card_issue_id';

    protected $dateFormat = 'U';

    const CREATED_AT = 'card_issue_addtimes';

    const UPDATED_AT = null;

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

    /**
     * @Desc 关联卡主表
     * @Author Gorden
     * @Date 2024/11/18 11:15
     *
     * @return \Illuminate\Database\Eloquent\Relations\HasOne
     */
    public function main()
    {
        return $this->hasOne(CardMain::class, 'card_main_id', 'join_issue_card_main_id');
    }

    /**
     * @Desc 关联后台用户
     * @Author Gorden
     * @Date 2024/11/18 11:15
     *
     * @return \Illuminate\Database\Eloquent\Relations\HasOne
     */
    public function user()
    {
        return $this->hasOne(SysUser::class, 'user_id', 'card_issue_creator_user_id')->select('user_id', 'user_name');
    }
}