const fs = require('fs');
const fetch = require('node-fetch') || global.fetch;

async function run() {
  try {
    const chatsRes = await fetch('http://localhost:3001/whatsapp/chats');
    const chats = await chatsRes.json();
    if (chats.length > 0) {
      const firstChatId = chats[0].id._serialized;
      const msgsRes = await fetch(`http://localhost:3001/whatsapp/messages/${firstChatId}`);
      if (!msgsRes.ok) return;
      const msgs = await msgsRes.json();
      fs.writeFileSync('test-api-out.json', JSON.stringify(msgs, null, 2));
      console.log('Saved to test-api-out.json');
    }
  } catch (err) {
    console.error('Error:', err);
  }
}
run();