drupal8-glup

durpal-make-file-glup

var Promise = require('es6-promise').Promise;
var gulp = require('gulp');
var livereload = require('gulp-livereload')
var uglify = require('gulp-uglifyjs');
var sass = require('gulp-sass');
var autoprefixer = require('gulp-autoprefixer');
var sourcemaps = require('gulp-sourcemaps');
var imagemin = require('gulp-imagemin');
var pngquant = require('imagemin-pngquant');
// http://blog.andrewray.me/how-to-copy-only-changed-files-with-gulp/
var watch = require('gulp-watch');
// http://gulpjs.org/recipes/handling-the-delete-event-on-watch.html
var del = require('del');
var path = require('path');

var source = './backend',
    destination = './public_html';
    theme = 'custom/lovetheme'//?

gulp.task('copy-change', function() {
  gulp.src(source + '/**/*', {base: source})
    .pipe(watch(source, {base: source}))
    .pipe(gulp.dest(destination));
});

// gulp.task('copy-folder', function() {
//   gulp.src(source + '/**/*')
//     .pipe(gulp.dest(destination));
// });

gulp.task('imagemin', function () {
    return gulp.src(source + '/themes/'+theme+'/images/*')
        .pipe(imagemin({
            progressive: true,
            svgoPlugins: [{removeViewBox: false}],
            use: [pngquant()]
        }))
        .pipe(gulp.dest(source + '/themes/'+theme+'/images'));
});


gulp.task('sass', function () {
  gulp.src(source + '/themes/'+theme+'/sass/**/*.scss')
    .pipe(sourcemaps.init())
        .pipe(sass({outputStyle: 'compressed'}).on('error', sass.logError))
        .pipe(autoprefixer('last 2 version', 'safari 5', 'ie 7', 'ie 8', 'ie 9', 'opera 12.1', 'ios 6', 'android 4'))
    .pipe(sourcemaps.write('./public_html/'))
    .pipe(gulp.dest(source + '/themes/'+theme+'/css'));
});


gulp.task('uglify', function() {
  gulp.src(source + '/themes/'+theme+'/lib/*.js')
    .pipe(uglify('main.js'))
    .pipe(gulp.dest(source + '/themes/'+theme+'/js'))
});


gulp.task('watch', function(){
    livereload.listen();

    gulp.watch(source + '/**/*', ['copy-change']);

    var watcher = gulp.watch(source + '/**/*');
    watcher.on('change', function (event) {
        if (event.type === 'deleted') {
            var filePathFromSrc = path.relative(path.resolve('backend'), event.path);
            var destFilePath = path.resolve('public_html', filePathFromSrc);
            del.sync(destFilePath);
        }
    });

    gulp.watch(source + '/themes/'+theme+'/sass/**/*.scss', ['sass']);
    gulp.watch(source + '/themes/'+theme+'/lib/*.js', ['uglify']);
    gulp.watch([source +'/themes/'+theme+'/css/style.css', source +'/themes/custom/'+theme+'/**/*.twig', source +'/themes/'+theme+'/js/*.js'], function (files){
        livereload.changed(files)
    });
});