const path = require('path');
const express = require('express');
const cookieSession = require('cookie-session');

const storage = require('./src/utils/storage');
const adminRoutes = require('./src/routes/admin');
const friendRoutes = require('./src/routes/friend');
const uploadRoutes = require('./src/routes/uploads');

storage.ensureBaseDirs();

const app = express();
app.disable('x-powered-by');
app.use(express.json({ limit: '2mb' }));

app.use(
  cookieSession({
    name: 'fb_session',
    secret: process.env.SESSION_SECRET || 'bitte-in-der-docker-compose-aendern',
    maxAge: 30 * 24 * 60 * 60 * 1000, // 30 Tage
    sameSite: 'lax',
  })
);

// --- API ---
app.use('/api', adminRoutes);
app.use('/api', friendRoutes);
app.use('/uploads', uploadRoutes);

// --- Frontend (statisch) ---
const PUBLIC_DIR = path.join(__dirname, 'public');
app.use('/assets', express.static(path.join(PUBLIC_DIR, 'shared')));
app.use('/admin', express.static(path.join(PUBLIC_DIR, 'admin')));
app.use('/friend', express.static(path.join(PUBLIC_DIR, 'friend')));
app.use('/book', express.static(path.join(PUBLIC_DIR, 'book')));
app.get('/', (req, res) => res.sendFile(path.join(PUBLIC_DIR, 'login', 'index.html')));

// Friend-Share-Link: /share/<id> -> gleiche Seite wie /friend, JS erkennt ID aus der URL
app.get('/share/:id', (req, res) => res.sendFile(path.join(PUBLIC_DIR, 'friend', 'index.html')));
app.get('/friend/:id', (req, res) => res.sendFile(path.join(PUBLIC_DIR, 'friend', 'index.html')));

app.get('/health', (req, res) => res.json({ ok: true }));

const PORT = process.env.PORT || 3000;
app.listen(PORT, () => {
  console.log(`Freundesbuch läuft auf Port ${PORT}`);
});