geograsim/App/pages/klima-2d.php

<?php
/**
 * Klimawächter 2D (V2) — PHP-Wrapper
 * Lädt sims/klima/game-2d.html, injiziert Session-Kontext und Level-Config.
 * URL: /geograsim/App/klima-2d (via index.php Front-Controller)
 *      ?level=1|2|3  Schwierigkeit (Default: 1)
 */

require_once __DIR__ . '/../php/config/app.php';
require_once __DIR__ . '/../php/lib/Database.php';
require_once __DIR__ . '/../php/lib/Session.php';

if (session_status() === PHP_SESSION_NONE) Session::start();

$level      = max(1, min(3, (int)($_GET['level'] ?? 1)));
$sessionId  = Session::studentId() ?? '';
$studentName = 'Gast';
$classId    = null;
// Modul-Metadaten (Titel, Icon) werden vom Admin in der DB-Tabelle
// `module_info` gepflegt — hier mit sinnvollen Defaults laden.
$simName = 'Klimawächter 2D';
$simIcon = '🌍';

$skipResume = false;
try {
    $db = Database::get();
    if ($sessionId) {
        $row = $db->fetchOne(
            'SELECT class_id, display_name FROM student_sessions WHERE id = ?',
            [$sessionId]
        );
        if ($row) {
            $studentName = $row['display_name'] ?: 'Schüler*in';
            $classId     = (int)$row['class_id'];
            // Aktiver, noch nicht erledigter Lehrer-Auftrag? Dann frisch starten,
            // damit der Schüler nicht aus alter Free-Play-Session resumed.
            if ($classId) {
                $cm = $db->fetchOne(
                    'SELECT mode, started_at, current_level FROM class_modules WHERE class_id = ? AND module_id = ?',
                    [$classId, 'klima']
                );
                if ($cm && $cm['mode'] === 'teacher_started' && $cm['started_at']) {
                    $done = $db->fetchOne(
                        'SELECT 1 FROM assessments WHERE session_id = ? AND sim_id = ? AND submitted_at > ? LIMIT 1',
                        [$sessionId, 'klima', $cm['started_at']]
                    );
                    if (!$done) $skipResume = true;
                    $level = (int)($cm['current_level'] ?? $level);
                    if ($level < 1 || $level > 3) $level = 1;
                }
            }
        }
    }
    // Modul-Info aus DB (Atlas-verwaltet). Defaults greifen, wenn Tabelle
    // fehlt oder kein Eintrag für "klima" existiert.
    $mi = $db->fetchOne(
        'SELECT title, icon FROM module_info WHERE module_id = ?',
        ['klima']
    );
    if ($mi) {
        if (!empty($mi['title'])) $simName = $mi['title'];
        if (!empty($mi['icon']))  $simIcon = $mi['icon'];
    }
} catch (Throwable $e) {
    // DB nicht erreichbar → Defaults
}

// Level-Konfiguration — fachlich passend zur Spiellogik (V1).
// easy = Lernen, medium = Üben, hard = Profi
$levelConfigs = [
    1 => [
        'difficulty'     => 'easy',
        'label'          => 'Lernen',
        'startBudget'    => 600,
        'startPopulation'=> 6000,
        'incomePer10k'   => 220,
        'blackoutGrace'  => 5,
        'timeLimit'      => 75,
        'eventFrequency' => 0.3,
    ],
    2 => [
        'difficulty'     => 'medium',
        'label'          => 'Üben',
        'startBudget'    => 480,
        'startPopulation'=> 6000,
        'incomePer10k'   => 155,
        'blackoutGrace'  => 0,
        'timeLimit'      => 75,
        'eventFrequency' => 0.5,
    ],
    3 => [
        'difficulty'     => 'hard',
        'label'          => 'Profi',
        'startBudget'    => 220,
        'startPopulation'=> 7000,
        'incomePer10k'   => 110,
        'blackoutGrace'  => 0,
        'timeLimit'      => 75,
        'eventFrequency' => 0.7,
    ],
];

$ctx = [
    'sessionId'   => $sessionId,
    'studentName' => $studentName,
    'classId'     => $classId,
    'simId'       => 'klima',
    'simName'     => $simName,
    'simIcon'     => $simIcon,
    'level'       => $level,
    'levelConfig' => $levelConfigs[$level],
    'skipResume'  => $skipResume,
    'baseUrl'     => BASE_URL,
    'basePath'    => BASE_PATH,
    'apiUrl'      => BASE_URL . '/php/api',
];

$html = file_get_contents(__DIR__ . '/../sims/klima/game-2d.html');
if ($html === false) {
    http_response_code(500);
    echo 'game-2d.html nicht gefunden';
    exit;
}

$bp = BASE_PATH;
$baseTag = '<base href="' . htmlspecialchars($bp . '/sims/klima/', ENT_QUOTES) . '">';
$ctxJs   = '<script>window.__GGS__ = ' . json_encode($ctx, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES) . ';</script>';
// Plattform-Live-Client: Heartbeat + Pause-Overlay + Spectator-Mode für ?view=teacher
$liveJs  = '<script src="' . htmlspecialchars($bp . '/assets/js/live-client.js', ENT_QUOTES) . '" defer></script>';

// <base>-Tag direkt nach <head> einfügen, damit relative Pfade aus /sims/klima/ heraus auflösen
$html = preg_replace('/<head>/i', '<head>' . "\n" . $baseTag, $html, 1);
// Session-Kontext + Live-Client vor </body>
$html = str_replace('</body>', $ctxJs . "\n" . $liveJs . "\n</body>", $html);
$html = str_replace('href="/schueler"', 'href="' . cockpit_href() . '"', $html);

echo $html;