const {promises: fsp} = require('fs');
const {join} = require('path');

const {
  createUserstyle,
  readStyleMetadata,
  styleHasImages
} = require('./utilities');

async function main() {
  // Make sure the `build/` directory exists.
  await fsp.mkdir(join(__dirname, '../build/'), {recursive: true});

  // Create each userstyle and output them to `build/`.
  for (const style of styles) {
    await createUserstyle(style, 'build');
  }

  // Log how many and which userstyles were built.
  const styleList = styles.map((style) => `* ${style}`).join('\n');
  console.log(`Built ${styles.length} styles:\n${styleList}`);
}

// Define the userstyles to build here.
const styles = ['tildes-baukula', 'tildes-compact'];

// Export the `main()` function as `build()` for external use.
module.exports = {
  build: main,
  styles,
  // Utilities.
  createUserstyle,
  readStyleMetadata,
  styleHasImages
};

// Run `main()` if this script was called directly (like `node source/index.js`).
if (require.main === module) {
  main();
}