/**
 * Simple bundler for NOSTR_LOGIN_LITE
 * Combines all files into a single distributable script
 */

const fs = require('fs');
const path = require('path');

async function bundleLite() {
  const mainFile = path.join(__dirname, 'nostr-login-lite.js');
  const nip46File = path.join(__dirname, 'core/nip46-client.js');
  const modalFile = path.join(__dirname, 'ui/modal.js');

  let bundle = `/**
 * NOSTR_LOGIN_LITE
 * Single-file Nostr authentication library
 * Generated on: ${new Date().toISOString()}
 */

// ======================================
// Core Classes and Components
// ======================================
`;

  // Read and combine files
  const files = [modalFile, nip46File, mainFile];

  for (const file of files) {
    if (fs.existsSync(file)) {
      let content = fs.readFileSync(file, 'utf8');

      // Skip the initial comment and license if present
      let lines = content.split('\n');

      // Find and skip complete JSDoc blocks at the beginning
      let skipUntil = 0;
      let inJSDocBlock = false;
      for (let i = 0; i < lines.length; i++) {
        const line = lines[i].trim();

        if (line.startsWith('/**')) {
          inJSDocBlock = true;
          skipUntil = i;
        } else if (inJSDocBlock && line.startsWith('*/')) {
          skipUntil = i;
          break;
        } else if (i < 10 && (line.startsWith('const') || line.startsWith('class') || line.startsWith('function'))) {
          // Hit actual code before finding end of JSDoc block
          inJSDocBlock = false;
          break;
        }
      }

      if (inJSDocBlock) {
        lines = lines.slice(skipUntil + 1); // Skip the entire JSDoc block
      } else {
        // Fallback to old filtering (skip comment-like lines in first 10)
        lines = lines.filter((line, index) => {
          return index >= 10 || !line.trim().startsWith('*') && !line.trim().startsWith('//');
        });
      }

      bundle += '\n// ======================================\n';
      bundle += `// ${path.basename(file)}\n`;
      bundle += '// ======================================\n\n';
      bundle += lines.join('\n');
      bundle += '\n\n';
    }
  }

  // Write the bundled file
  const outputPath = path.join(__dirname, 'nostr-login-lite.bundle.js');
  fs.writeFileSync(outputPath, bundle);

  console.log('Bundle created:', outputPath);
  console.log('Bundle size:', (bundle.length / 1024).toFixed(2), 'KB');
}

if (typeof module !== 'undefined' && module.exports) {
  module.exports = { bundleLite };
}

// Run if called directly
if (typeof require !== 'undefined' && require.main === module) {
  bundleLite().catch(console.error);
}