const fs = require('fs');
const src = fs.readFileSync(__dirname + '/step-executor.js', 'utf8');

// Escape for embedding in JS single-quoted string
let escaped = '';
for (let i = 0; i < src.length; i++) {
  const ch = src[i];
  if (ch === '\\') escaped += '\\\\';
  else if (ch === "'") escaped += "\\'";
  else if (ch === '\n') escaped += '\\n';
  else if (ch === '\r') continue;
  else escaped += ch;
}

// Split into chunks of ~12000 chars
const CHUNK_SIZE = 12000;
const chunks = [];
for (let i = 0; i < escaped.length; i += CHUNK_SIZE) {
  chunks.push(escaped.substring(i, i + CHUNK_SIZE));
}

console.log('Total escaped length:', escaped.length);
console.log('Number of chunks:', chunks.length);

// Write each chunk
for (let i = 0; i < chunks.length; i++) {
  let script;
  if (i === 0) {
    script = "window.__C = '" + chunks[i] + "';";
  } else if (i < chunks.length - 1) {
    script = "window.__C += '" + chunks[i] + "';";
  } else {
    script = "window.__C += '" + chunks[i] + "'; eval(window.__C); delete window.__C; JSON.stringify({ok:!!window.__E2E__})";
  }
  fs.writeFileSync(__dirname + '/eval_chunk_' + i + '.js', script, 'utf8');
  console.log('Chunk ' + i + ': ' + script.length + ' chars');
}
console.log('Done - ' + chunks.length + ' files created');