prepare('SELECT class_id, display_name FROM student_sessions WHERE id = ?');
$stmt->execute([$sessionId]);
$sess = $stmt->fetch(PDO::FETCH_ASSOC);
if ($sess && !empty($sess['class_id'])) {
$classId = (int)$sess['class_id'];
$cm = $db->prepare('SELECT mode, current_level FROM class_modules WHERE class_id = ? AND module_id = ?');
$cm->execute([$classId, 'staustufen']);
$cmRow = $cm->fetch(PDO::FETCH_ASSOC);
if ($cmRow) {
$mode = $cmRow['mode'];
if ($mode === 'teacher_started') $forcedLevel = (int)($cmRow['current_level'] ?? 1);
} else {
$mode = 'locked';
}
$so = $db->prepare(
'SELECT sm.mode FROM student_modules sm
JOIN students s ON s.id = sm.student_id
WHERE s.class_id = ? AND s.display_name = ? AND sm.module_id = ?'
);
$so->execute([$classId, $sess['display_name'], 'staustufen']);
$soRow = $so->fetch(PDO::FETCH_ASSOC);
if ($soRow) $mode = $soRow['mode'];
$eq = $db->prepare(
'SELECT easy_language FROM students WHERE class_id = ? AND display_name = ?'
);
$eq->execute([$classId, $sess['display_name']]);
$eqRow = $eq->fetch(PDO::FETCH_ASSOC);
if ($eqRow) $easy = !empty($eqRow['easy_language']);
}
}
// Locked-Seite
if ($mode === 'locked') {
http_response_code(403);
header('Content-Type: text/html; charset=utf-8');
$cssHref = BASE_PATH . '/assets/css/design-system.css';
$cockpit = BASE_PATH . '/schueler';
echo <<
Gesperrt · Staustufen
🔒 Staustufen ist gesperrt.
Deine Lehrkraft hat dieses Modul für eure Klasse noch nicht freigegeben.
Im Cockpit findest du die derzeit freigegebenen Module.
HTML;
exit;
}
// ---- Sim-Datei laden (Fallback solange noch leer) ----
$gamePath = __DIR__ . '/../sims/staustufen/game.html';
if (!is_file($gamePath)) {
http_response_code(503);
header('Content-Type: text/html; charset=utf-8');
$cssHref = BASE_PATH . '/assets/css/design-system.css';
$cockpit = BASE_PATH . '/schueler';
echo <<
In Vorbereitung · Staustufen
🏞️ Staustufen wird gerade gebaut.
Diese Simulation ist in Vorbereitung. Schau im Cockpit
in die anderen Module, oder öffne die Detailseite
modul-staustufen für Lernziele und Lehrplan-Bezug.
HTML;
exit;
}
$html = file_get_contents($gamePath);
$modeJs = json_encode($mode);
$forcedLevelJs = json_encode($forcedLevel);
$easyJs = $easy ? 'true' : 'false';
$sessionIdJs = json_encode($sessionId);
$base = BASE_PATH . '/sims/staustufen/';
$injection =
"window.STAUSTUFEN_BASE = '$base';\n" .
"window.STAUSTUFEN_SESSION_MODE = {$modeJs};\n" .
"window.STAUSTUFEN_FORCED_LEVEL = {$forcedLevelJs};\n" .
"window.STAUSTUFEN_SESSION_ID = {$sessionIdJs};\n" .
"window.STUDENT_EASY = {$easyJs};\n" .
"window.STAUSTUFEN_API_BASE = '" . BASE_PATH . "/api';";
$html = str_replace('/*__STAUSTUFEN_INJECTION__*/', $injection, $html);
// Relative Asset-Pfade auf BASE_PATH umbiegen (analog heli-game.php)
$html = str_replace('href="../../favicon-96x96.png"', 'href="' . BASE_PATH . '/favicon-96x96.png"', $html);
$html = str_replace('href="../../assets/fonts/inter.css"', 'href="' . BASE_PATH . '/assets/fonts/inter.css"', $html);
$html = str_replace('href="../../assets/css/design-system.css"', 'href="' . BASE_PATH . '/assets/css/design-system.css"', $html);
$html = str_replace('href="../../schueler"', 'href="' . BASE_PATH . '/schueler"', $html);
if (function_exists('ggs_inject_live')) $html = ggs_inject_live($html, 'staustufen');
echo $html;