<?php
/*
 * @copyright Copyright (c) 2023 AltumCode (https://altumcode.com/)
 *
 * This software is exclusively sold through https://altumcode.com/ by the AltumCode author.
 * Downloading this product from any other sources and running it without a proper license is illegal,
 *  except the official ones linked from https://altumcode.com/.
 */

namespace Altum\Controllers;

use Altum\Alerts;

class DomainUpdate extends Controller {

    public function index() {

        \Altum\Authentication::guard();

        /* Team checks */
        if(\Altum\Teams::is_delegated() && !\Altum\Teams::has_access('update.domains')) {
            Alerts::add_info(l('global.info_message.team_no_access'));
            redirect('domains');
        }

        $domain_id = isset($this->params[0]) ? (int) $this->params[0] : null;

        if(!$domain = db()->where('domain_id', $domain_id)->where('user_id', $this->user->user_id)->getOne('domains')) {
            redirect('domains');
        }

        if(!empty($_POST)) {
            $_POST['scheme'] = isset($_POST['scheme']) && in_array($_POST['scheme'], ['http://', 'https://']) ? query_clean($_POST['scheme']) : 'https://';
            $_POST['host'] = mb_strtolower(trim($_POST['host']));
            $_POST['host'] = string_starts_with('http://', $_POST['host']) || string_starts_with('https://', $_POST['host']) ? parse_url($_POST['host'], PHP_URL_HOST) : $_POST['host'];
            $_POST['custom_index_url'] = trim(filter_var($_POST['custom_index_url'], FILTER_SANITIZE_URL));
            $_POST['custom_not_found_url'] = trim(filter_var($_POST['custom_not_found_url'], FILTER_SANITIZE_URL));
            $is_enabled = $domain->is_enabled;

            /* Set the domain to pending if domain has changed */
            if($domain->host != $_POST['host']) {
                $is_enabled = 0;
            }

            //ALTUMCODE:DEMO if(DEMO) if($this->user->user_id == 1) Alerts::add_error('Please create an account on the demo to test out this function.');

            /* Check for any errors */
            $required_fields = ['host'];
            foreach($required_fields as $field) {
                if(!isset($_POST[$field]) || (isset($_POST[$field]) && empty($_POST[$field]) && $_POST[$field] != '0')) {
                    Alerts::add_field_error($field, l('global.error_message.empty_field'));
                }
            }

            if(!\Altum\Csrf::check()) {
                Alerts::add_error(l('global.error_message.invalid_csrf_token'));
            }

            if(in_array($_POST['host'], explode(',', settings()->links->blacklisted_domains))) {
                Alerts::add_field_error('host', l('link.error_message.blacklisted_domain'));
            }

            if(!empty($_POST['custom_index_url']) && in_array(get_domain_from_url($_POST['custom_index_url']), explode(',', settings()->links->blacklisted_domains))) {
                Alerts::add_field_error('custom_index_url', l('link.error_message.blacklisted_domain'));
            }

            if(!empty($_POST['custom_not_found_url']) && in_array(get_domain_from_url($_POST['custom_not_found_url']), explode(',', settings()->links->blacklisted_domains))) {
                Alerts::add_field_error('custom_not_found_url', l('link.error_message.blacklisted_domain'));
            }

            if($domain->host != $_POST['host'] && db()->where('host', $_POST['host'])->where('is_enabled', 1)->has('domains')) {
                Alerts::add_error(l('domains.error_message.host_exists'));
            }

            if(!Alerts::has_field_errors() && !Alerts::has_errors()) {

                /* Database query */
                db()->where('domain_id', $domain->domain_id)->update('domains', [
                    'scheme' => $_POST['scheme'],
                    'host' => $_POST['host'],
                    'custom_index_url' => $_POST['custom_index_url'],
                    'custom_not_found_url' => $_POST['custom_not_found_url'],
                    'is_enabled' => $is_enabled,
                    'last_datetime' => \Altum\Date::$date,
                ]);

                /* Clear the cache */
                \Altum\Cache::$adapter->deleteItem('domains?user_id=' . $domain->user_id);
                \Altum\Cache::$adapter->deleteItemsByTag('domain_id=' . $domain->domain_id);

                /* Send notification to admin if needed */
                if($domain->host != $_POST['host'] && settings()->email_notifications->new_domain && !empty(settings()->email_notifications->emails)) {
                    /* Prepare the email */
                    $email_template = get_email_template(
                        [],
                        l('global.emails.admin_new_domain_notification.subject'),
                        [
                            '{{ADMIN_DOMAIN_UPDATE_LINK}}' => url('admin/domain-update/' . $domain->domain_id),
                            '{{DOMAIN_HOST}}' => $_POST['host'],
                            '{{NAME}}' => $this->user->name,
                            '{{EMAIL}}' => $this->user->email,
                        ],
                        l('global.emails.admin_new_domain_notification.body')
                    );

                    send_mail(explode(',', settings()->email_notifications->emails), $email_template->subject, $email_template->body);
                }

                /* Send webhook notification if needed */
                if($domain->host != $_POST['host'] && settings()->webhooks->domain_update) {
                    \Unirest\Request::post(settings()->webhooks->domain_update, [], [
                        'user_id' => $this->user->user_id,
                        'domain_id' => $domain->domain_id,
                        'old_host' => $domain->host,
                        'new_host' => $_POST['host'],
                    ]);
                }

                /* Set a nice success message */
                Alerts::add_success(l('domain_update.success_message'));

                redirect('domain-update/' . $domain_id);
            }
        }

        /* Prepare the View */
        $data = [
            'domain' => $domain
        ];

        $view = new \Altum\View('domain-update/index', (array) $this);

        $this->add_view_content('content', $view->run($data));

    }

}
