agent_server/app/Models/Mongo/PayLogsModel.php

<?php
/**
 * 描述.
 *
 * @author nj
 * @date   2021-07-10 17:29
 */

namespace App\Models\Mongo;

use App\Models\Mysql\AppModel;

class PayLogsModel extends BaseMongo
{
    /**
     * 集合名字.
     * @var string
     */
    protected $collection = 'pay_logs';

    private static $appData = [];

    /**
     * 设置mongo时间格式字段
     * @var string[]
     */
    protected $dates = ['created_at', 'updated_at', 'paid_at'];

    protected $appends = ['app_name', 'user_nick'];

    public function getAppNameAttribute()
    {
        if (empty(self::$appData)) {
            self::$appData = AppModel::query()->select('uid', 'name')->get()->keyBy('uid');
        }

        return $this->app_name = self::$appData[$this->mom_app_uid]->name ?? '';
    }

    public function getUserNickAttribute()
    {
        $userNick = UsersModel::query()->where('user_uid', $this->user_uid)->first(['nick']);
        return $userNick->nick ?? '';
    }
}