const { execSync } = require('child_process');
const fs = require('fs');
const path = require('path');

const xpiName = 'zotero-pdf-copier-renamer.xpi';
const zipName = 'zotero-pdf-copier-renamer.zip';

console.log('Building and packaging Zotero Attachment Copy extension...');

try {
  // 1. Run the template's build command
  console.log('Running zotero-plugin build...');
  execSync('npx zotero-plugin build', { stdio: 'inherit' });

  // 2. Check if build directory exists
  const buildDir = path.join('.scaffold', 'build', 'addon');
  if (!fs.existsSync(buildDir)) {
    throw new Error('Build output directory not found!');
  }

  // 3. Delete existing zip/xpi files if they exist
  if (fs.existsSync(xpiName)) {
    fs.unlinkSync(xpiName);
  }
  if (fs.existsSync(zipName)) {
    fs.unlinkSync(zipName);
  }

  // 4. Package build output using bestzip
  // We want to run bestzip inside the buildDir and output the zip to the project root
  const absXpiPath = path.resolve(zipName);
  console.log(`Zipping contents of ${buildDir} to ${absXpiPath}...`);
  
  // Read files dynamically and pass them to bestzip to keep them at the root of the zip
  const files = fs.readdirSync(buildDir);
  const filesList = files.map(f => `"${f}"`).join(' ');
  const zipCommand = `npx -y bestzip "${absXpiPath}" ${filesList}`;
  
  console.log(`Running: ${zipCommand} in ${buildDir}`);
  execSync(zipCommand, { cwd: buildDir, stdio: 'inherit' });

  // 5. Rename zip to xpi
  if (fs.existsSync(zipName)) {
    fs.renameSync(zipName, xpiName);
  }

  console.log(`\nSuccessfully built and packaged: ${xpiName}`);
  console.log('You can now install this file in Zotero via Tools -> Add-ons -> Install Add-on From File...');
} catch (error) {
  console.error('Build failed:', error.message);
  process.exit(1);
}