// Test script to capture and display JSON messages
const mqtt = require('mqtt');

const client = mqtt.connect('mqtt://mqtt.meshtastic.org', {
  username: 'meshdev',
  password: 'large4cats',
  clientId: `test-${Math.random().toString(16).substr(2, 8)}`
});

client.on('connect', () => {
  console.log('Connected! Subscribing to JSON topics...');
  client.subscribe('msh/US/+/2/json/#', (err) => {
    if (err) {
      console.error('Subscribe error:', err);
    } else {
      console.log('Subscribed! Waiting for JSON messages...\n');
    }
  });
});

let messageCount = 0;

client.on('message', (topic, message) => {
  try {
    const data = JSON.parse(message.toString());
    messageCount++;

    console.log(`\n=== Message #${messageCount} ===`);
    console.log(`Topic: ${topic}`);
    console.log(`Data:`, JSON.stringify(data, null, 2));

    if (messageCount >= 5) {
      console.log('\n\nCaptured 5 messages, exiting...');
      client.end();
      process.exit(0);
    }
  } catch (e) {
    // Not JSON, skip
  }
});

setTimeout(() => {
  console.log('Timeout - no messages received');
  process.exit(1);
}, 30000);