gulpfile.js

"use strict";

var gulp = require('gulp');
var connect = require('gulp-connect'); // runs a local dev server
var open = require('gulp-open'); // opens a url in the web browser
var browserify = require('browserify'); // bundles js
var reactify = require('reactify'); // transforms React jsx to js
var source = require('vinyl-source-stream'); // use conventional text streams with gulp
var concat = require('gulp-concat'); // concatenates files
var eslint = require('gulp-eslint'); // Lint js files, including jsx
var bower = require('gulp-bower');

var config = {
    port: 9999,
    devBaseUrl: 'http://localhost',
    paths: {
        html: './src/*.html',
        js: [
            './src/**/*.js',
            './src/**/*.jsx'
            ],
        images: './src/images/*',
        css:[
            './node_modules/bootstrap/dist/css/bootstrap.min.css',
            './node_modules/bootstrap/dist/css/bootstrap-theme.min.css',
            './node_modules/toastr/build/toastr.css'
        ],
        dist: './dist',
        mainJs: './src/main.jsx'
    }
}

gulp.task('bower', function () {
    return bower().pipe(gulp.dest('./dist/bower_components'));
});

// start a local development server
gulp.task('connect', function() {
    connect.server({
        root: ['dist'],
        port: config.port,
        base: config.devBaseUrl,
        livereload: true
    });
});

gulp.task('open', ['connect'], function() {
    gulp.src('dist/index.html')
        .pipe(open({uri: config.devBaseUrl + ':' + config.port + '/'}));   
});

gulp.task('html', function () {
    gulp.src(config.paths.html)
        .pipe(gulp.dest(config.paths.dist))
        .pipe(connect.reload());
});

gulp.task('js', function () {
    browserify(config.paths.mainJs)
        .require('./bower_components/vaadin-charts/react',{expose:'vaadin-charts'})  
        .transform(reactify)
        .bundle()
        .on('error', console.error.bind(console))
        .pipe(source('bundle.js'))
        .pipe(gulp.dest(config.paths.dist + '/scripts'))
        .pipe(connect.reload())
});

gulp.task('css', function () {
    gulp.src(config.paths.css)
        .pipe(concat('bundle.css'))
        .pipe(gulp.dest(config.paths.dist + '/css'));
});

gulp.task('images', function () {
    gulp.src(config.paths.images)
        .pipe(gulp.dest(config.paths.dist + '/images'))
        .pipe(connect.reload());
    gulp.src('./src/favicon.ico')
        .pipe(gulp.dest(config.paths.dist));
});

gulp.task('lint', function () {
    return gulp.src(config.paths.js)
    .pipe(eslint())
    .pipe(eslint.format());
});

gulp.task('watch', function() {
    gulp.watch(config.paths.html, ['html']);
    gulp.watch(config.paths.js, ['js', 'lint']);
});

gulp.task('default', ['bower', 'html', 'js', 'css', 'images', 'lint', 'open', 'watch']);