admin_api/app/Models/AgentLevel.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

class AgentLevel extends Model
{
    /**
     * 数据库连接名
     */
    protected $connection = 'mysql';

    /**
     * 与模型关联的表名
     */
    protected $table = 'webgame.agent_levels';

    /**
     * 可批量赋值的属性
     */
    protected $fillable = [
        'level_name',
        'level',
        'required_referrals',
        'commission_rate'
    ];

    /**
     * 表明模型是否应该被打上时间戳
     *
     * @var bool
     */
    public $timestamps = false;

    /**
     * 获取此级别的用户
     */
    public function users()
    {
        return $this->hasMany(AgentUserInfo::class, 'level', 'level');
    }
}