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

const templateDirDefault = path.resolve(__dirname, '..', 'easypanel-template-libretime');
const templateDirSecure = path.resolve(__dirname, '..', 'easypanel-template-libretime-secure');
const outFile = path.resolve(__dirname, '..', 'easypanel-template.json');
const outFileSecure = path.resolve(__dirname, '..', 'easypanel-template-secure.json');

function isBinary(buf) {
  for (let i = 0; i < buf.length; i++) {
    if (buf[i] === 0) return true;
  }
  return false;
}

function walk(dir, base) {
  const entries = fs.readdirSync(dir, { withFileTypes: true });
  const files = [];
  for (const e of entries) {
    const full = path.join(dir, e.name);
    const rel = path.join(base, e.name);
    if (e.isDirectory()) {
      files.push(...walk(full, rel));
    } else {
      const buf = fs.readFileSync(full);
      if (isBinary(buf)) {
        files.push({ path: rel.replace(/\\\\/g, '/'), encoding: 'base64', content: buf.toString('base64') });
      } else {
        files.push({ path: rel.replace(/\\\\/g, '/'), encoding: 'utf8', content: buf.toString('utf8') });
      }
    }
  }
  return files;
}

function generateFor(dir, outPath) {
  if (!fs.existsSync(dir)) {
    console.error('Template dir not found:', dir);
    return;
  }

  const metaPath = path.join(dir, 'meta.yaml');
  let metaYaml = '';
  if (fs.existsSync(metaPath)) {
    metaYaml = fs.readFileSync(metaPath, 'utf8');
  }

  const files = walk(dir, '');

  const out = {
    meta: metaYaml,
    files: files,
  };

  fs.writeFileSync(outPath, JSON.stringify(out, null, 2), 'utf8');
  console.log('Wrote', outPath);
}

generateFor(templateDirDefault, outFile);
generateFor(templateDirSecure, outFileSecure);