<?php

/**
 * SysCMS - Content Management System
 *
 * Copyright (c) 2025 Marco Costa
 * All rights reserved.
 *
 * Author: Marco Costa
 * Email: contato@syspanel.com.br
 * Project: SysCMS
 *
 * This software is licensed, not sold.
 * Permission is granted to use this software
 * subject to the terms of the SysCMS Commercial License.
 *
 * Redistribution, sublicensing, resale, or
 * disclosure of this software, in whole or in part,
 * is strictly prohibited without prior written permission.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND.
 */

namespace Modules\Index\Controllers;

use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use App\Controllers\BaseController;
use Modules\Auth\Models\User;
use App\Models\Module;
use Symfony\Component\HttpFoundation\RedirectResponse;

class IndexController extends BaseController
{
    /**
     * Helper to render a view from the module's views folder
     */
    protected function renderThemeView(string $viewName, array $data = []): Response
    {
        return $this->renderView('@index/' . $viewName . '.twig', $data);
    }

    /**
     * Change the application language.
     *
     * @param Request $request
     * @param string $lang
     * @return Response
     */
    public function changeLanguage(Request $request, string $lang): Response
    {
        // Checks if multi-language is enabled
        if (!is_multi_lang_enabled()) {
            // Redirects to previous page without changing language
            $redirect = $request->query->get('redirect');
            if ($redirect && strpos($redirect, '/language/') === false) {
                return new RedirectResponse($redirect);
            }

            $referer = $request->headers->get('referer');
            if (!$referer || strpos($referer, '/language/') !== false) {
                $referer = '/';
            }

            return new RedirectResponse($referer);
        }

        $allowedLanguages = ['pt_BR', 'en_US', 'es_ES', 'de_DE', 'fr_FR'];

        if (in_array($lang, $allowedLanguages)) {
            $_SESSION['lang'] = $lang;
        }

        // Check for explicit redirect param
        $redirect = $request->query->get('redirect');
        if ($redirect && strpos($redirect, '/language/') === false) {
            return new RedirectResponse($redirect);
        }

        // Redirect back to previous page or home
        $referer = $request->headers->get('referer');

        // Prevent redirect loop if referer contains the language switch URL itself
        if (!$referer || strpos($referer, '/language/') !== false) {
            $referer = '/';
        }

        return new RedirectResponse($referer);
    }

    /**
     * Display the about page.
     *
     * @param Request $request
     * @return Response
     */
    public function about(Request $request): Response
    {
        $pageContent = null;
        $metaTitle = null;
        $metaDescription = null;
        $title = __('index.about_title');

        if (class_exists('Modules\\Configindex\\Models\\ConfigPage')) {
            try {
                $busId = $_SESSION['current_company_id'] ?? 1;
                $page = \Modules\Configindex\Models\ConfigPage::getByKey('about', $busId);
                if ($page) {
                    $pageContent = $page->config_index_content;
                    if ($page->config_index_title) {
                        $title = $page->config_index_title;
                    }
                    $metaTitle = $page->config_index_meta_title;
                    $metaDescription = $page->config_index_meta_description;
                }
            } catch (\Exception $e) {
                // Ignore if table not found or other error
            }
        }

        return $this->renderThemeView('about', [
            'title' => $title,
            'page_content' => $pageContent,
            'meta_title' => $metaTitle,
            'meta_description' => $metaDescription
        ]);
    }

    /**
     * Display a dynamic page from config_index.
     *
     * @param Request $request
     * @param string $key
     * @return Response
     */
    public function page(Request $request, string $key): Response
    {
        $pageContent = null;
        $metaTitle = null;
        $metaDescription = null;
        $title = ucfirst($key);

        if (class_exists('Modules\\Configindex\\Models\\ConfigPage')) {
            try {
                $busId = $_SESSION['current_company_id'] ?? 1;
                $page = \Modules\Configindex\Models\ConfigPage::getByKey($key, $busId);
                if ($page) {
                    $pageContent = $page->config_index_content;
                    if ($page->config_index_title) {
                        $title = $page->config_index_title;
                    }
                    $metaTitle = $page->config_index_meta_title;
                    $metaDescription = $page->config_index_meta_description;
                } else {
                    // Se não estiver no banco, verifica se o arquivo físico existe
                    $viewsDir = dirname(__DIR__, 2) . '/views';
                    if (!is_file($viewsDir . '/' . $key . '.twig') && !is_file($viewsDir . '/' . $key . '.php')) {
                        return new Response('Page not found', 404);
                    }
                }
            } catch (\Exception $e) {
                // Ignore error
            }
        }

        return $this->renderThemeView($key, [
            'title' => $title,
            'page_content' => $pageContent,
            'meta_title' => $metaTitle,
            'meta_description' => $metaDescription
        ]);
    }

    /**
     * Display the services page.
     *
     * @param Request $request
     * @return Response
     */
    public function services(Request $request): Response
    {
        $pageContent = null;
        $metaTitle = null;
        $metaDescription = null;
        $title = __('index.services_title');

        if (class_exists('Modules\\Configindex\\Models\\ConfigPage')) {
            try {
                $busId = $_SESSION['current_company_id'] ?? 1;
                $page = \Modules\Configindex\Models\ConfigPage::getByKey('services', $busId);
                if ($page) {
                    $pageContent = $page->config_index_content;
                    if ($page->config_index_title) {
                        $title = $page->config_index_title;
                    }
                    $metaTitle = $page->config_index_meta_title;
                    $metaDescription = $page->config_index_meta_description;
                }
            } catch (\Exception $e) {
                // Ignore if table not found or other error
            }
        }

        return $this->renderThemeView('services', [
            'title' => $title,
            'page_content' => $pageContent,
            'meta_title' => $metaTitle,
            'meta_description' => $metaDescription
        ]);
    }

    /**
     * Display the homepage.
     *
     * @param Request $request
     * @return Response
     */
    public function index(Request $request): Response
    {
        // Get active public modules
        $publicModules = Module::active()->public()->ordered()->get();

        // Get featured content (could be from blog, news, etc.)
        $featuredContent = $this->getFeaturedContent();

        return $this->renderThemeView('index', [
            'title' => __('index.welcome_title'),
            'public_modules' => $publicModules,
            'featured_content' => $featuredContent
        ]);
    }

    /**
     * Get featured content for homepage.
     *
     * @return array
     */
    protected function getFeaturedContent(): array
    {
        // This is a placeholder implementation
        // In a real app, this would fetch from blog posts, news, etc.
        return [
            [
                'type' => 'blog',
                'title' => 'Últimas Publicações',
                'content' => 'Confira nossos artigos mais recentes...',
                'icon' => 'bi bi-journal-richtext',
                'link' => '/blog'
            ],
            [
                'type' => 'news',
                'title' => 'Notícias e Atualizações',
                'content' => 'Fique por dentro das novidades do sistema...',
                'icon' => 'bi bi-newspaper',
                'link' => '/news'
            ]
        ];
    }
}