require('dotenv').config()
const express = require('express')
const luxon = require('luxon');
const { WebUntis } = require('webuntis');

const app = express()
const port = process.env.PORT || 3000

app.get('/', (req, res) => {
  res.send('server is running')
})

app.get('/timetable', async (req, res) => {
  const untis = new WebUntis(process.env.WEBUNTIS_SCHOOL, process.env.WEBUNTIS_USER, process.env.WEBUNTIS_PASS, process.env.WEBUNTIS_URL);
  try {
    await untis.login();
    // Start und Ende der aktuellen Woche bestimmen

    const now = luxon.DateTime.local();
    const startOfWeek = now.startOf('week').toJSDate(); // Montag
    const endOfWeek = now.endOf('week').plus({ days: 7 * 4 * 4 }).toJSDate();     // Sonntag

    // Stundenplan für diese Woche abrufen
    const timetable = await untis.getOwnTimetableForRange(startOfWeek, endOfWeek);

    await untis.logout();
    res.json({ status: 'success', data: timetable });
  } catch (error) {
    console.log(error);
    res.statusCode = 500;
    res.json({ status: 'error', message: error.message || error.toString() });
  }
})

const os = require('os');
const nets = os.networkInterfaces();
const results = {};

for (const name of Object.keys(nets)) {
  for (const net of nets[name]) {
    if (!net.internal) {
      results[name] = results[name] || [];
      results[name].push(net.address);
    }
  }
}

console.log('Local IPs:', results);


app.listen(port, () => {
  console.log(`Example app listening on port ${port}`)
})