'use strict';

const _ = require('lodash');

const gulp = require('gulp');
const browserSync = require('browser-sync');
const nodemon = require('nodemon');

const config = require('../config').nodemon;

// for some reason, this was needed somewhere before
//process.stdout.isTTY = true;

gulp.task('nodemon', (cb) => {
  // TODO save pipe to variable so onReadable can be replaced by a arrow function
  nodemon(_.defaults({ stdout: false }, config))
  .on('readable', function onReadable() {
    this.stdout.pipe(process.stdout);
    this.stderr.pipe(process.stderr);

    this.stdout.on('data', (chunk) => {
      if (/Express server started on port/.test(chunk)) {
        if (cb)
          cb();

        cb = null;

        if (browserSync.active)
          browserSync.reload();
      }
    });
  });
});