KT-MyPage/app/Http/Controllers/Web/Email/EmailSendParam.php

<?php

namespace App\Http\Controllers\Web\Email;

use App\Codes\Email;
use App\Http\Controllers\Web\BaseParam;
use Illuminate\Validation\Rules\Enum;

/**
 * @property Email emailId
 * @property ?int seasonTicketContractEntryRecordNo
 * @property ?string applicationNo
 */
class EmailSendParam extends BaseParam
{
    public function rules(): array
    {
        return [
            'email_id' => $this->enum([new Enum(Email::class)]),
            'season_ticket_contract_entry_record_no' => $this->numeric(true),
            'application_no' => $this->str(true),
        ];
    }
}