autocde2.0/app/Http/Requests/API/Config/AllowSettingConfig.php

<?php

namespace App\Http\Requests\API\Config;

class AllowSettingConfig
{
    public function check(string $group, string $key, mixed $value)
    {
        if (! method_exists($this, $group)) {
            throw new \Exception(sprintf("%s configuration group is not supported", $group));
        }

        $groupRules = $this->$group();

        if (! isset($groupRules[$key])) {
            throw new \Exception(sprintf("The %s configuration field under the %s group is not supported", $key, $group));
        }

        $result = validator([$key => $value], [$key => $groupRules[$key]]);
        if ($result->fails()) {
            throw new \Exception($result->errors()->first());
        }
    }

    /**
     * email 字段验证
     *
     * @return string[]
     */
    private function email(): array
    {
        return [
            "email_notification" => "in:on,off",
            "async_sender" => "in:yes,no",
            "sender_email" => "nullable|email",
            "sender" => "nullable|min:1",
            "domain" => "nullable|url",
            "smtp_server" => "nullable|min:1",
            "smtp_account" => "nullable|min:1",
            "smtp_validation" => "in:yes,no",
            "smtp_port" => "nullable|numeric",
            "encryption" => "in:ssl,plain,tls",
            "smtp_password" => "nullable|min:6",
            "debug" => "in:off,normal,high",
            "charset" => "in:utf8,gbk"
        ];
    }
}