discord-media-server/lib/setupServer.js

Self-hosted Discord bot for scanning and serving information on local media files.

import express from 'express';
import fs from 'fs';
import path from 'path';
import { fileURLToPath } from 'url';
import { createTables } from './setupDatabase.js';
import { CONFIG_DIR, DATA_DIR } from './setupConfig.js';

const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);

const PORT = 8080;

const app = express();
app.use(express.urlencoded({ extended: true }));
app.use(express.json());

app.get('/', (req, res) => {
  res.sendFile(path.join(__dirname, '../public/setup.html'));
});

app.get('/setup', (req, res) => {
  res.sendFile(path.join(__dirname, '../public/setup.html'));
});


app.post('/submit', async (req, res) => {
  const dbPath = path.join(DATA_DIR, `${req.body.dbName}.sqlite`);

  const config = {
    dbType: req.body.dbType,
    dbConfig: req.body.dbType === 'sqlite'
      ? { filename: dbPath, database: req.body.dbName }
      : {
          host: req.body.dbHost,
          user: req.body.dbUser,
          password: req.body.dbPass,
          database: req.body.dbName
        }
  };
  const env = [
    `MEDIA_DIR=${req.body.mediaDirectory}`,
    `DISCORD_TOKEN=${req.body.discordToken}`,
    `DISCORD_CLIENT_ID=${req.body.discordClientId}`,
    `TMDB_API_KEY=${req.body.tmdbKey}`,
    `DB_TYPE=${req.body.dbType}`,
    `DB_FILE=${dbPath}`,
    `DB_HOST=${req.body.dbHost}`,
    `DB_USER=${req.body.dbUser}`,
    `DB_PASS=${req.body.dbPass}`,
    `DB_NAME=${req.body.dbName}`,
    `PORT=${req.body.port || PORT}`,
    `CONFIG_DIR=${CONFIG_DIR}`,
    `DATA_DIR=${DATA_DIR}`
  ];

  fs.writeFileSync(path.join(CONFIG_DIR, '.env'), env.join('\n'));
  if (fs.existsSync(CONFIG_DIR)) {
    console.log(`.env created at: ${path.join(CONFIG_DIR, '.env')}`);
  }

  try {
    await createTables(config);
    console.log('Database configured.');
  } catch (err) {
    res.status(500).send(`<pre>Database error:\n${err.stack}</pre>`);
    return;
  }

  res.redirect('/done?client_id='+req.body.discordClientId);
});


app.get('/done', (req, res) => {
  const client_id = req.query.client_id;
  console.log('client id: '+client_id);
  if (client_id) {
    console.log(`\nInvite your bot with this link:\nhttps://discord.com/oauth2/authorize?client_id=${client_id}&scope=bot&permissions=274877975552`);
  }

  if (fs.existsSync(path.join(CONFIG_DIR, '.env')) && process.env.DISCORD_TOKEN && process.env.MEDIA_DIR) {
    console.log("Setup complete — exiting.");
    process.exit(0);
  }
  res.send('<h1>Setup complete! Restart the container to apply changes.</h1>');
});


app.post('/launch', async (req, res) => {
  try {
    await import('../bin/start.js');
    res.send('<h2>Server & Bot started. You can close this window.</h2>');
  } catch (err) {
    res.status(500).send(`<pre>${err.stack}</pre>`);
  }
});


app.listen(PORT, () => console.log(`Setup dashboard running at http://localhost:${PORT}/setup`));