// Include Gulp
var gulp = require('gulp');

// Include required Gulp packages
var concat = require('gulp-concat'),
    uglify = require('gulp-uglify'),
    csslint = require('gulp-csslint'),
    jshint = require('gulp-jshint'),
    less = require('gulp-less'),
    autoprefixer = require('gulp-autoprefixer'),
    cssmin = require('gulp-cssmin'),
    imagemin = require('gulp-imagemin'),
    rename = require('gulp-rename')
    ;

// Global build task
gulp.task('build', [
    'css',
    'js',
    'img',
]);


// Watch task
gulp.task('watch', function(){
    gulp.watch('js/*.js', ['js']);
    gulp.watch('css/*.less', ['css']);
});


// JS task
gulp.task('js', function() {
    return gulp.src([
            'js/vendor/jquery-1.10.1.min.js',
            'js/vendor/jquery.cookie.js',
            'js/vendor/handlebars-v1.3.0.js',
            'js/vendor/sammy.js',
            'js/vendor/sammy.handlebars.js',
            'js/vendor/sammy.json.js',
            'js/vendor/sammy.storage.js',
            'js/vendor/bootstrap.min.js',
            'js/y18n.js',
            'js/app.js'
        ])
        .pipe(uglify())
        .pipe(concat('script.min.js'))
        .pipe(gulp.dest('./dist/js'))
});


// JS Lint task
gulp.task('js-lint', function() {
    return gulp.src('js/*.js')
        .pipe(jshint())
        .pipe(jshint.reporter('default'));
});


// CSS task
gulp.task('css', function () {
    return gulp.src('css/style.less')
        .pipe(less())
        .pipe(autoprefixer())
        .pipe(rename({
            suffix: '.min'
        }))
        .pipe(cssmin())
        .pipe(gulp.dest('./dist/css'))
});


// CSS/Less lint task
gulp.task('css-lint', function() {
    return gulp.src('css/style.less')
        .pipe(less())
        .pipe(autoprefixer())
        .pipe(csslint())
        .pipe(csslint.reporter('compact'))
        .pipe(gulp.dest('./css/'))
});


// Images task
gulp.task('img', function () {
    return gulp.src('img/*')
        .pipe(imagemin())
        .pipe(gulp.dest('./dist/img'))
});