var gulp = require('gulp');
var minifyHtml = require('gulp-minify-html');
var cleanCSS = require('gulp-clean-css');
var usemin = require('gulp-usemin');
var rev = require('gulp-rev');
var ghPages = require('gulp-gh-pages');

var ghPagesConfig = {
  branch: 'master'
};

gulp.task('build', function () {
  return gulp.src('src/index.html')
    .pipe(usemin({
      css: [ rev() ],
      html: [ minifyHtml({ empty: true }) ],
      inlinecss: [ cleanCSS, 'concat' ]
    }))
    .pipe(gulp.dest('dist/'));
});
 
gulp.task('publish', function() {
  return gulp.src('./dist/**/*')
    .pipe(ghPages({
      branch: 'master'
    }));
});

gulp.task('deploy', ['build'], function () {
  return gulp.start('publish');
});