Stand 2026-04-13: PHP/MySQL Infrastruktur, Flussmanagement, Stadt-Prototyp

- PHP/MySQL Backend (XAMPP + Produktionsserver) - Front-Controller, API-Endpunkte, Session-Management - Flussmanagement-Simulation (Echtzeit, Punkt-basierter Fluss) - Stadt & Raumplanung (Prototyp, Top-Down Kachelsystem) - Klimawaechter 3D: Deiche kleiner, Baeume kippen, Budget angepasst - persistence.ts: Dualer Speicher (localStorage + Server-API) - 6 Unit-Test-Dateien fuer bestehende Simulationen Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-04-13 16:43:42 +02:00
commit f22c5ebbfe
83 changed files with 22709 additions and 0 deletions
@@ -0,0 +1,41 @@
+<?php
+/**
+ * API: Assessment-Daten speichern
+ * POST /api/assessment {simId, processLog, predictions, results, reflections, duration, completedPhases}
+ */
+
+header('Content-Type: application/json; charset=utf-8');
+
+if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
+    Response::error('Nur POST erlaubt', 405);
+}
+
+$sessionId = Session::requireStudent();
+$body = json_decode(file_get_contents('php://input'), true);
+if (!$body || !isset($body['simId'])) {
+    Response::error('simId erforderlich');
+}
+
+$db = Database::get();
+
+// class_id aus student_session holen
+$session = $db->fetchOne('SELECT class_id FROM student_sessions WHERE id = ?', [$sessionId]);
+$classId = $session ? $session['class_id'] : null;
+
+$db->execute(
+    'INSERT INTO assessments (session_id, sim_id, class_id, process_log, predictions, results, reflections, duration_ms, completed_phases)
+     VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)',
+    [
+        $sessionId,
+        $body['simId'],
+        $classId,
+        json_encode($body['processLog'] ?? []),
+        json_encode($body['predictions'] ?? []),
+        json_encode($body['results'] ?? []),
+        json_encode($body['reflections'] ?? []),
+        $body['duration'] ?? 0,
+        json_encode($body['completedPhases'] ?? []),
+    ]
+);
+
+Response::ok(['id' => $db->lastInsertId()]);
@@ -0,0 +1,68 @@
+<?php
+/**
+ * API: Lehrkraefte-Dashboard Daten
+ * GET /api/dashboard?class_id=X
+ */
+
+header('Content-Type: application/json; charset=utf-8');
+
+if ($_SERVER['REQUEST_METHOD'] !== 'GET') {
+    Response::error('Nur GET erlaubt', 405);
+}
+
+$teacherId = Session::requireTeacher();
+$db = Database::get();
+
+$classId = (int)($_GET['class_id'] ?? 0);
+
+// Verifizieren dass die Klasse dem Lehrer gehoert
+if ($classId) {
+    $class = $db->fetchOne(
+        'SELECT * FROM classes WHERE id = ? AND teacher_id = ?',
+        [$classId, $teacherId]
+    );
+    if (!$class) Response::error('Klasse nicht gefunden', 404);
+}
+
+// Klassen des Lehrers
+$classes = $db->fetchAll('SELECT * FROM classes WHERE teacher_id = ? ORDER BY created_at DESC', [$teacherId]);
+
+if (!$classId && !empty($classes)) {
+    $classId = $classes[0]['id'];
+}
+
+// Aktive Schueler (letzte 60 Minuten)
+$activeStudents = $db->fetchAll(
+    'SELECT id, display_name, last_seen FROM student_sessions
+     WHERE class_id = ? AND last_seen > DATE_SUB(NOW(), INTERVAL 60 MINUTE)
+     ORDER BY last_seen DESC',
+    [$classId]
+);
+
+// Alle Schueler der Klasse
+$allStudents = $db->fetchAll(
+    'SELECT id, display_name, created_at, last_seen FROM student_sessions WHERE class_id = ? ORDER BY display_name',
+    [$classId]
+);
+
+// Assessments fuer diese Klasse
+$assessments = $db->fetchAll(
+    'SELECT a.*, s.display_name FROM assessments a
+     JOIN student_sessions s ON s.id = a.session_id
+     WHERE a.class_id = ?
+     ORDER BY a.submitted_at DESC
+     LIMIT 100',
+    [$classId]
+);
+
+// Modulfreigaben
+$modules = $db->fetchAll('SELECT * FROM class_modules WHERE class_id = ?', [$classId]);
+
+Response::ok([
+    'classes'        => $classes,
+    'currentClassId' => $classId,
+    'activeStudents' => $activeStudents,
+    'allStudents'    => $allStudents,
+    'assessments'    => $assessments,
+    'modules'        => $modules,
+]);
@@ -0,0 +1,44 @@
+<?php
+/**
+ * API: Spielstaende speichern/laden
+ * GET  /api/saves?key=klimawaechter-save  → Spielstand laden
+ * POST /api/saves {key, data, version}     → Spielstand speichern
+ */
+
+header('Content-Type: application/json; charset=utf-8');
+
+$method = $_SERVER['REQUEST_METHOD'];
+$db = Database::get();
+
+if ($method === 'GET') {
+    $sessionId = Session::studentId();
+    if (!$sessionId) {
+        Response::json(['data' => null]);
+    }
+    $key = $_GET['key'] ?? '';
+    if (!$key) Response::error('key fehlt');
+
+    $row = $db->fetchOne(
+        'SELECT save_data, save_version FROM game_saves WHERE session_id = ? AND save_key = ?',
+        [$sessionId, $key]
+    );
+    Response::json(['data' => $row ? $row['save_data'] : null, 'version' => $row ? (int)$row['save_version'] : null]);
+}
+
+if ($method === 'POST') {
+    $sessionId = Session::requireStudent();
+    $body = json_decode(file_get_contents('php://input'), true);
+    if (!$body || !isset($body['key']) || !isset($body['data'])) {
+        Response::error('key und data erforderlich');
+    }
+
+    $db->execute(
+        'INSERT INTO game_saves (session_id, save_key, save_data, save_version)
+         VALUES (?, ?, ?, ?)
+         ON DUPLICATE KEY UPDATE save_data = VALUES(save_data), save_version = VALUES(save_version)',
+        [$sessionId, $body['key'], $body['data'], $body['version'] ?? 2]
+    );
+    Response::ok();
+}
+
+Response::error('Methode nicht erlaubt', 405);
@@ -0,0 +1,69 @@
+<?php
+/**
+ * API: Session-Management
+ * POST /api/sessions {action: "join", joinCode: "ABC123", displayName: "Anna"}
+ * POST /api/sessions {action: "status"}
+ */
+
+header('Content-Type: application/json; charset=utf-8');
+
+if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
+    Response::error('Nur POST erlaubt', 405);
+}
+
+$body = json_decode(file_get_contents('php://input'), true);
+$action = $body['action'] ?? '';
+$db = Database::get();
+
+if ($action === 'join') {
+    $joinCode = strtoupper(trim($body['joinCode'] ?? ''));
+    if (strlen($joinCode) !== 6) {
+        Response::error('Ungültiger Code');
+    }
+
+    $class = $db->fetchOne('SELECT id, name FROM classes WHERE join_code = ?', [$joinCode]);
+    if (!$class) {
+        Response::error('Klasse nicht gefunden');
+    }
+
+    $displayName = trim($body['displayName'] ?? '');
+    $uuid = Session::createStudent((int)$class['id'], $displayName);
+
+    Response::ok([
+        'sessionId'  => $uuid,
+        'className'  => $class['name'],
+        'classId'    => (int)$class['id'],
+    ]);
+}
+
+if ($action === 'status') {
+    $sessionId = Session::studentId();
+    if (!$sessionId) {
+        Response::json(['loggedIn' => false]);
+    }
+
+    $session = $db->fetchOne(
+        'SELECT s.display_name, s.class_id, c.name as class_name
+         FROM student_sessions s
+         LEFT JOIN classes c ON c.id = s.class_id
+         WHERE s.id = ?',
+        [$sessionId]
+    );
+
+    if (!$session) {
+        Response::json(['loggedIn' => false]);
+    }
+
+    // last_seen aktualisieren
+    $db->execute('UPDATE student_sessions SET last_seen = NOW() WHERE id = ?', [$sessionId]);
+
+    Response::json([
+        'loggedIn'    => true,
+        'sessionId'   => $sessionId,
+        'displayName' => $session['display_name'],
+        'classId'     => $session['class_id'],
+        'className'   => $session['class_name'],
+    ]);
+}
+
+Response::error('Unbekannte Aktion');