Initial: Quizalarm Quiz-Plattform

server/index.js

@@ -0,0 +1,109 @@
+const express = require('express');
+const http = require('http');
+const path = require('path');
+const { getEnvConfig, readConfig, writeConfig } = require('./config');
+const { listRows, batchCreateRows } = require('./baserow');
+const { setupWebSocket, getSessions } = require('./live-session');
+
+const app = express();
+const server = http.createServer(app);
+
+app.use(express.json({ limit: '5mb' }));
+app.use(express.static(path.join(__dirname, '..', 'public')));
+
+/* ---- Auth middleware ---- */
+function requireAdmin(req, res, next) {
+    if (req.headers['x-admin-token'] !== getEnvConfig().adminPassword) {
+        return res.status(401).json({ error: 'Nicht autorisiert' });
+    }
+    next();
+}
+
+/* ============================================================ */
+/*  Public API                                                   */
+/* ============================================================ */
+
+app.get('/api/sets', (req, res) => {
+    const config = readConfig();
+    res.json(config.sets.map((s) => ({ id: s.id, name: s.name })));
+});
+
+app.get('/api/sets/:id/questions', async (req, res) => {
+    try {
+        const config = readConfig();
+        const set = config.sets.find((s) => s.id === req.params.id);
+        if (!set) return res.status(404).json({ error: 'Nicht gefunden' });
+        const rows = await listRows(set.tableId);
+        res.json(rows);
+    } catch (e) {
+        res.status(500).json({ error: e.message });
+    }
+});
+
+app.post('/api/results', async (req, res) => {
+    try {
+        const config = readConfig();
+        if (!config.answersTableId) return res.status(400).json({ error: 'Antworten-Tabelle nicht konfiguriert' });
+        await batchCreateRows(config.answersTableId, req.body.answers);
+        res.json({ success: true });
+    } catch (e) {
+        res.status(500).json({ error: e.message });
+    }
+});
+
+app.get('/api/results/:name', async (req, res) => {
+    try {
+        const config = readConfig();
+        if (!config.answersTableId) return res.json([]);
+        const rows = await listRows(config.answersTableId, { Nutzername: req.params.name });
+        res.json(rows);
+    } catch (e) {
+        res.status(500).json({ error: e.message });
+    }
+});
+
+/* ============================================================ */
+/*  Admin API                                                    */
+/* ============================================================ */
+
+app.post('/api/admin/login', (req, res) => {
+    if (req.body.password === getEnvConfig().adminPassword) {
+        res.json({ success: true, token: getEnvConfig().adminPassword });
+    } else {
+        res.status(401).json({ error: 'Falsches Passwort' });
+    }
+});
+
+app.get('/api/admin/config', requireAdmin, (req, res) => res.json(readConfig()));
+
+app.post('/api/admin/config', requireAdmin, (req, res) => {
+    try {
+        writeConfig(req.body);
+        res.json({ success: true });
+    } catch (e) {
+        res.status(500).json({ error: e.message });
+    }
+});
+
+app.get('/api/admin/sessions', requireAdmin, (req, res) => res.json(getSessions()));
+
+app.get('/api/admin/stats', requireAdmin, async (req, res) => {
+    try {
+        const config = readConfig();
+        if (!config.answersTableId) return res.json({ answers: [] });
+        const rows = await listRows(config.answersTableId);
+        res.json({ answers: rows });
+    } catch (e) {
+        res.status(500).json({ error: e.message });
+    }
+});
+
+/* ---- SPA routes ---- */
+app.get('/admin', (req, res) => res.sendFile(path.join(__dirname, '..', 'public', 'admin.html')));
+app.get('/present', (req, res) => res.sendFile(path.join(__dirname, '..', 'public', 'present.html')));
+app.get('*', (req, res) => res.sendFile(path.join(__dirname, '..', 'public', 'index.html')));
+
+/* ---- Start ---- */
+setupWebSocket(server);
+const { port } = getEnvConfig();
+server.listen(port, '0.0.0.0', () => console.log(`[quizalarm] Laeuft auf Port ${port}`));