const express = require('express');
const path    = require('path');
const fs      = require('fs');

require('./db');

const app = express();
app.use(express.json());

// ── API ───────────────────────────────────────────────────────────────────────
app.use('/api/auth',      require('./routes/auth'));
app.use('/api/admin',     require('./routes/admin'));
app.use('/api/calendar',  require('./routes/calendar'));
app.use('/api/nachrichten', require('./routes/nachrichten'));
app.use('/api/dashboard', require('./routes/dashboard'));
app.use('/api/system',    require('./routes/system'));

// Tool-Routen automatisch laden
const toolsDir = path.join(__dirname, 'tools');
fs.readdirSync(toolsDir, { withFileTypes: true })
  .filter(d => d.isDirectory())
  .forEach(d => {
    const routeFile = path.join(toolsDir, d.name, 'routes.js');
    if (fs.existsSync(routeFile)) {
      app.use(`/api/tools/${d.name}`, require(routeFile));
      console.log(`  🔧 Tool geladen: ${d.name}`);
    }
  });

// ── Frontend ──────────────────────────────────────────────────────────────────
const PUBLIC = path.join(__dirname, '../public');

app.get('/manifest.json', (_req, res) => {
  res.setHeader('Content-Type', 'application/manifest+json');
  res.setHeader('Cache-Control', 'no-cache');
  res.sendFile(path.join(PUBLIC, 'manifest.json'));
});
app.get('/sw.js', (_req, res) => {
  res.setHeader('Content-Type', 'application/javascript');
  res.setHeader('Service-Worker-Allowed', '/');
  res.setHeader('Cache-Control', 'no-cache');
  res.sendFile(path.join(PUBLIC, 'sw.js'));
});

app.use(express.static(PUBLIC));
app.get('*', (_req, res) => res.sendFile(path.join(PUBLIC, 'index.html')));

app.listen(4000, () => console.log('🚀 Dicken Dock läuft auf Port 4000'));