const chokidar = require('chokidar');
const devServer = require('./devServer.js');
const builder = require('./builder.js');
const { start: middlewares } = require('./middlewares');
const path = require('path');

// we build once at start
builder({ middlewares }, err => {
  if (err) {
    throw err;
  }

  // watch and serve docs/ (browser sync)
  devServer();
});

// then we watch and rebuild
chokidar
  .watch([path.join(__dirname, '../src/**/*')], {
    ignoreInitial: true,
    ignored: /assets\/js\/(.*)?\.js$/,
  })
  .on('all', () => {
    builder({ clean: false, middlewares }, err => {
      if (err) {
        throw err;
      }
    });
  })
  .on('error', err => {
    throw err;
  });