#!/usr/bin/env node
// create_session.js
// Usage: node scripts/create_session.js [room] [username] [--open]
// Environment overrides: BACKEND (default http://localhost:4000) or TOKEN_SERVER env

const fetch = require('node-fetch');
const child = require('child_process');

async function main() {
  console.log('[create_session] starting');
  const args = process.argv.slice(2).filter(a => !a.startsWith('--'));
  const openFlag = process.argv.slice(2).some(a => a === '--open');
  const room = args[0] || `broadcast-${Math.random().toString(36).slice(2,8)}`;
  const username = args[1] || 'browser-user';

  const backend = process.env.BACKEND || process.env.VITE_BACKEND_API_URL || process.env.VITE_TOKEN_SERVER_URL || 'http://localhost:4000';
  const base = backend.replace(/\/$/, '');
  const url = `${base}/api/session`;

  console.log('[create_session] Creating session on', url);
  console.log('[create_session] room=', room, 'username=', username);

  try {
    const controller = new AbortController();
    const timeout = setTimeout(() => controller.abort(), 15000);
    const r = await fetch(url, { method: 'POST', headers: { 'Content-Type': 'application/json' }, body: JSON.stringify({ room, username }), signal: controller.signal });
    clearTimeout(timeout);
    console.log('[create_session] response status=', r.status);
    const text = await r.text().catch(() => null);
    console.log('[create_session] response body (raw):', text && text.slice(0,2000));
    let json = null;
    try { json = text ? JSON.parse(text) : null; } catch (e) { json = null }
    if (!r.ok) {
      console.error('[create_session] Request failed status=', r.status);
      console.error('[create_session] Body:', text);
      process.exit(2);
    }
    const id = (json && (json.id || json.sessionId)) || null;
    if (!id) {
      console.error('[create_session] No session id in response:', json || text);
      process.exit(3);
    }
    const studioHost = process.env.BROADCAST_HOST || 'https://avanzacast-broadcastpanel.bfzqqk.easypanel.host';
    const sessionUrl = `${studioHost.replace(/\/$/, '')}/${encodeURIComponent(id)}`;
    console.log('[create_session] Session created:', JSON.stringify(json, null, 2));
    console.log('[create_session] Open Studio URL:', sessionUrl);

    if (openFlag) {
      // xdg-open for linux
      try {
        child.execSync(`xdg-open "${sessionUrl}"`);
      } catch (e) {
        console.warn('[create_session] Failed to open browser automatically:', String(e.message || e));
      }
    }
    process.exit(0);
  } catch (err) {
    if (err.name === 'AbortError') {
      console.error('[create_session] request timed out');
    } else {
      console.error('[create_session] Failed to create session:', String(err));
    }
    process.exit(1);
  }
}

main();