<?php

namespace App\Http\Requests\Admin;

use Illuminate\Foundation\Http\FormRequest;

class ConfigSave extends FormRequest
{
    const RULES = [
        // invite & commission
        'invite_force' => '',
        'invite_commission' => 'integer|nullable',
        'invite_gen_limit' => 'integer|nullable',
        'invite_never_expire' => '',
        'commission_first_time_enable' => '',
        'commission_auto_check_enable' => '',
        'commission_withdraw_limit' => 'nullable|numeric',
        'commission_withdraw_method' => 'nullable|array',
        'withdraw_close_enable' => '',
        'commission_distribution_enable' => '',
        'commission_distribution_l1' => 'nullable|numeric',
        'commission_distribution_l2' => 'nullable|numeric',
        'commission_distribution_l3' => 'nullable|numeric',
        // site
        'logo' => 'nullable|url',
        'force_https' => '',
        'stop_register' => '',
        'app_name' => '',
        'app_description' => '',
        'app_url' => 'nullable|url',
        'subscribe_url' => 'nullable',
        'try_out_enable' => '',
        'try_out_plan_id' => 'integer',
        'try_out_hour' => 'numeric',
        'tos_url' => 'nullable|url',
        'currency' => '',
        'currency_symbol' => '',
        'ticket_must_wait_reply' => '',
        // subscribe
        'plan_change_enable' => '',
        'reset_traffic_method' => 'in:0,1,2,3,4',
        'surplus_enable' => '',
        'new_order_event_id' => '',
        'renew_order_event_id' => '',
        'change_order_event_id' => '',
        'show_info_to_server_enable' => '',
        'show_protocol_to_server_enable' => '',
        'subscribe_path' => '',
        // server
        'server_token' => 'nullable|min:16',
        'server_pull_interval' => 'integer',
        'server_push_interval' => 'integer',
        'device_limit_mode' => 'integer',
        'server_ws_enable' => 'boolean',
        'server_ws_url' => 'nullable|url',
        // frontend
        'frontend_theme' => '',
        'frontend_theme_sidebar' => 'nullable|in:dark,light',
        'frontend_theme_header' => 'nullable|in:dark,light',
        'frontend_theme_color' => 'nullable|in:default,darkblue,black,green',
        'frontend_background_url' => 'nullable|url',
        // email
        'email_host' => '',
        'email_port' => '',
        'email_username' => '',
        'email_password' => '',
        'email_encryption' => '',
        'email_from_address' => '',
        'remind_mail_enable' => '',
        'automatic_mail_level' => 'sometimes|integer|in:1,2,3',
        'mail_flow' => 'sometimes|array:enabled,resend_enabled,resend_key,resend_from,resend_webhook_secret,reply_to,daily_limit,monthly_limit,inbound_enabled,imap_host,imap_port,imap_username,imap_password,imap_folder,auto_reply_enabled,auto_reply_subject,auto_reply_text,report_enabled,master_url,master_bot_code,master_chat_code',
        'mail_flow.enabled' => 'sometimes|boolean',
        'mail_flow.resend_enabled' => 'sometimes|boolean',
        'mail_flow.resend_key' => 'nullable|string|max:256',
        'mail_flow.resend_from' => 'nullable|email|max:254',
        'mail_flow.resend_webhook_secret' => 'nullable|string|max:256',
        'mail_flow.reply_to' => 'nullable|email|max:254',
        'mail_flow.daily_limit' => 'sometimes|integer|min:1|max:100',
        'mail_flow.monthly_limit' => 'sometimes|integer|min:1|max:3000',
        'mail_flow.inbound_enabled' => 'sometimes|boolean',
        'mail_flow.imap_host' => 'nullable|string|regex:/^[a-zA-Z0-9.-]+$/|max:253',
        'mail_flow.imap_port' => 'sometimes|integer|min:1|max:65535',
        'mail_flow.imap_username' => 'nullable|string|max:254',
        'mail_flow.imap_password' => 'nullable|string|max:1024',
        'mail_flow.imap_folder' => 'sometimes|string|regex:/^[a-zA-Z0-9_ .\\/-]+$/|max:100',
        'mail_flow.auto_reply_enabled' => 'sometimes|boolean',
        'mail_flow.auto_reply_subject' => 'sometimes|string|max:200',
        'mail_flow.auto_reply_text' => 'sometimes|string|max:5000',
        'mail_flow.report_enabled' => 'sometimes|boolean',
        'mail_flow.master_url' => 'nullable|url:https|max:500',
        'mail_flow.master_bot_code' => 'nullable|string|max:100',
        'mail_flow.master_chat_code' => 'nullable|string|max:100',
        // telegram
        'telegram_bot_enable' => '',
        'telegram_bot_token' => '',
        'telegram_webhook_url' => 'nullable|url',
        'telegram_discuss_id' => '',
        'telegram_channel_id' => '',
        'telegram_discuss_link' => 'nullable|url',
        // app
        'windows_version' => '',
        'windows_download_url' => '',
        'macos_version' => '',
        'macos_download_url' => '',
        'android_version' => '',
        'android_download_url' => '',
        // safe
        'email_whitelist_enable' => 'boolean',
        'email_whitelist_suffix' => 'nullable|array',
        'email_gmail_limit_enable' => 'boolean',
        'captcha_enable' => 'boolean',
        'captcha_type' => 'in:recaptcha,turnstile,recaptcha-v3',
        'recaptcha_enable' => 'boolean',
        'recaptcha_key' => '',
        'recaptcha_site_key' => '',
        'recaptcha_v3_secret_key' => '',
        'recaptcha_v3_site_key' => '',
        'recaptcha_v3_score_threshold' => 'numeric|min:0|max:1',
        'turnstile_secret_key' => '',
        'turnstile_site_key' => '',
        'email_verify' => 'bool',
        'safe_mode_enable' => 'boolean',
        'register_limit_by_ip_enable' => 'boolean',
        'register_limit_count' => 'integer',
        'register_limit_expire' => 'integer',
        'secure_path' => 'min:8|regex:/^[\w-]*$/',
        'password_limit_enable' => 'boolean',
        'password_limit_count' => 'integer',
        'password_limit_expire' => 'integer',
        'default_remind_expire' => 'boolean',
        'default_remind_traffic' => 'boolean',
        'subscribe_template_singbox' => 'nullable',
        'subscribe_template_clash' => 'nullable',
        'subscribe_template_clashmeta' => 'nullable',
        'subscribe_template_stash' => 'nullable',
        'subscribe_template_surge' => 'nullable',
        'subscribe_template_surfboard' => 'nullable'
    ];
    /**
     * Get the validation rules that apply to the request.
     *
     * @return array
     */
    public function rules()
    {
        return self::RULES;
    }

    public function after(): array
    {
        return [function ($validator) {
            if ((int) $this->input('automatic_mail_level') === 2 && !\Illuminate\Support\Facades\Schema::hasTable('v2_mail_messages')) {
                $validator->errors()->add('automatic_mail_level', '二档到期通知需要先执行邮件记录数据库迁移。');
            }
            if (!$this->has('mail_flow')) { return; }
            $settings = array_replace(\App\Services\MailFlow\Settings::all(), (array) $this->input('mail_flow'));
            foreach (['resend_key', 'resend_webhook_secret', 'imap_password'] as $key) {
                if (empty($settings[$key])) { $settings[$key] = \App\Services\MailFlow\Settings::get($key); }
            }
            if (empty($settings['enabled'])) { return; }
            foreach (['v2_mail_messages', 'v2_mail_quota_buckets', 'v2_mail_daily_reports'] as $table) {
                if (!\Illuminate\Support\Facades\Schema::hasTable($table)) {
                    $validator->errors()->add('mail_flow.enabled', '请先执行邮件功能数据库迁移。');
                    break;
                }
            }
            $required = [];
            if (!empty($settings['resend_enabled'])) {
                $required = array_merge($required, ['resend_key', 'resend_from']);
            }
            if (!empty($settings['inbound_enabled'])) {
                $required = array_merge($required, ['imap_host', 'imap_username', 'imap_password']);
                if (!function_exists('imap_open')) {
                    $validator->errors()->add('mail_flow.inbound_enabled', '请先安装 PHP IMAP 扩展。');
                }
            }
            if (!empty($settings['auto_reply_enabled'])) {
                $required[] = 'reply_to';
                if (empty($settings['inbound_enabled'])) {
                    $validator->errors()->add('mail_flow.auto_reply_enabled', '请先启用常规邮箱收件。');
                }
            }
            if (!empty($settings['report_enabled'])) {
                $required = array_merge($required, ['master_url', 'master_bot_code', 'master_chat_code']);
            }
            foreach (array_unique($required) as $key) {
                if (empty($settings[$key])) { $validator->errors()->add('mail_flow.' . $key, '请补齐此项配置。'); }
            }
        }];
    }

    public function messages()
    {
        // illiteracy prompt
        return [
            'app_url.url' => '站点URL格式不正确，必须携带http(s)://',
            'subscribe_url.url' => '订阅URL格式不正确，必须携带http(s)://',
            'server_token.min' => '通讯密钥长度必须大于16位',
            'tos_url.url' => '服务条款URL格式不正确，必须携带http(s)://',
            'telegram_webhook_url.url' => 'Telegram Webhook地址格式不正确，必须携带http(s)://',
            'telegram_discuss_link.url' => 'Telegram群组地址必须为URL格式，必须携带http(s)://',
            'logo.url' => 'LOGO URL格式不正确，必须携带https(s)://',
            'secure_path.min' => '后台路径长度最小为8位',
            'secure_path.regex' => '后台路径只能为字母或数字',
            'captcha_type.in' => '人机验证类型只能选择 recaptcha、turnstile 或 recaptcha-v3',
            'recaptcha_v3_score_threshold.numeric' => 'reCAPTCHA v3 分数阈值必须为数字',
            'recaptcha_v3_score_threshold.min' => 'reCAPTCHA v3 分数阈值不能小于0',
            'recaptcha_v3_score_threshold.max' => 'reCAPTCHA v3 分数阈值不能大于1'
        ];
    }
}