<?php

require __DIR__ . '/vendor/autoload.php';

use Twig\Environment;
use Twig\Loader\FilesystemLoader;
use League\CommonMark\CommonMarkConverter;

require __DIR__ . '/php/util.php';
require __DIR__ . '/php/events.php';
require __DIR__ . '/php/posts.php';

$converter = new CommonMarkConverter([
    'html_input' => 'strip',
    'allow_unsafe_links' => false,
]);

$pageloader = new FilesystemLoader(__DIR__ . '/pages');
$templateloader = new FilesystemLoader(__DIR__ . '/templates');

$twig_pages = new Environment($pageloader);
$twig_templates = new Environment($templateloader);

$title = '';
$content = '';

$raumstatus_b = get_web_json('https://status.ctdo.de/api/simple/v2')["state"];
$raumstatus = '<b>unbekannt</b>';

$pages = array('index', 'about', 'treff', 'blog', 'events', 'kontakt', 'support', 'verein');
$page_names = array('index', 'über uns', 'zeiten & location', 'blog', 'events', 'kontakt', 'support', 'verein');

$active_page = '';

if(gettype($raumstatus_b) == "boolean") {
    if($raumstatus_b)
        $raumstatus = html_link('https://status.ctdo.de/', 'green-text', '<b>offen</b>', TRUE);
    else
        $raumstatus = html_link('https://status.ctdo.de/', 'red-text', '<b>geschlossen</b>', TRUE);
}

$topic = get_next_topic();

$treff = get_next_treff();

$repaircafe = get_next_repaircafe();

$brunch = get_next_brunch();

$css = ['main'];

if(isset($_GET['page'])) {
    $page = $_GET['page'];
    $active_page = str_mass_replace(array('adresse', 'irc', 'mail'), array('kontakt', 'kontakt', 'kontakt'), $page);
    $title = $page_names[array_search($active_page, $pages)];
    switch ($page) {
        case 'index':
            $content = $twig_pages->render('index.twig', [ 'topic' => $topic_output, 'posts' => generate_post_list(4) ]);
            $css[] = 'home';
            $css[] = 'events';
            break;
        case 'about':
            $content = $twig_pages->render('about.twig');
            $css[] = 'about';
            break;
        case 'treff':
            $content = $twig_pages->render('treff.twig');
            break;
        case 'blog':
            if(!isset($_GET['id'])) {
                $content = $twig_pages->render('blog.twig', [ 'posts' => generate_post_list() ]);
                $css[] = 'events';
            } else {
                $content = $converter->convert(get_post_content($_GET['id']));
                $css[] = 'event';
            }
            break;
        case 'events':
            if(!isset($_GET['id'])) {
                $content = $twig_pages->render('events.twig', [ 'topic' => $topic, 'treff' => $treff, 'repaircafe' => $repaircafe, 'brunch' => $brunch, 'events' => generate_event_list() ]);
                $css[] = 'events';
            } else {
                $content = str_mass_replace(array('{{ topicdatum }}', 'Chaostreff Dortmund e.V.', '{{ treffdatum }}', '{{ repaircafedatum }}', '{{ brunchdatum }}'), array(get_next_topic()->date, html_link('/?page=treff', '', 'Chaostreff Dortmund e.V.', FALSE), get_next_treff()->date, get_next_repaircafe()->date, get_next_brunch()->date), $converter->convert(get_event_content($_GET['id'])));
                $css[] = 'event';
            }
            break;
        case 'kontakt':
            $content = $twig_pages->render('kontakt.twig');
            $css[] = 'kontakt';
            break;
        case 'adresse':
            $content = $twig_pages->render('kontakt/adresse.twig');
            break;
        case 'irc':
            $content = $twig_pages->render('kontakt/irc.twig');
            break;
        case 'mail':
            $content = $twig_pages->render('kontakt/mail.twig');
            break;
        case 'tel':
            $content = $twig_pages->render('kontakt/tel.twig');
            break;
        case 'support':
            $content = $twig_pages->render('support.twig');
            break;
        case 'verein':
            $content = $twig_pages->render('verein.twig');
            break;
        case 'impressum':
            $title = 'impressum';
            $content = $twig_pages->render('impressum.twig');
            break;
        case 'datenschutz':
            $title = 'datenschutz';
            $content = $twig_pages->render('datenschutz.twig');
            break;
        default:
            $content = $twig_pages->render('404.twig', ['page' => $_GET['page']]);
            break;
    }
} else {
    $active_page = 'index';
    $title = $active_page;
    $content = $twig_pages->render('index.twig', [ 'posts' => generate_post_list(4) ]);
    $css[] = 'home';
    $css[] = 'events';
}

$nav = generate_nav($active_page, $pages, $page_names);

echo $twig_templates->render('default.twig', ['title' => $title, 'css' => $css, 'nav' => $nav, 'raumstatus' => $raumstatus, 'main' => $content]);
?>