const express = require('express');
const fs = require('fs');
const path = require('path');
const app = express();
const PORT = process.env.PORT || 3000;

app.get('/nostr.json', (req, res) => {
  const name = req.query.name;
  fs.readFile(path.join(__dirname, 'data', 'nostr.json'), (err, data) => {
    if (err) {
      console.error(err);
      res.status(500).send('Internal Server Error');
      return;
    }
    const nostrJson = JSON.parse(data);
    if (name && nostrJson.names.hasOwnProperty(name)) {
      const filteredJson = {
        "names": {
          [name]: nostrJson.names[name]
        }
      };
      res.json(filteredJson);
    } else {
      res.status(404).send('Not found');
    }
  });
});

app.listen(PORT, () => {
  console.log(`Server is running on port ${PORT}`);
});