jingcai-php/app/Enums/FadanType.php

<?php

namespace App\Enums;

use BenSampo\Enum\Enum;

final class FadanType extends Enum
{
    const CUSTOMER =   0; // 彩民发单
    const SYSTEM =   1; // 自动发单
    public static function typeAsArray() {
        return [
            self::CUSTOMER => '彩民',
            self::SYSTEM => '自动',
        ];
    }
}