eHealthAfrica/direct-delivery-dashboard

'use strict'

var path = require('path')
var gulp = require('gulp')
var conf = require('./conf')
var favicons = require('favicons')

var $ = require('gulp-load-plugins')({
  pattern: ['gulp-*', 'main-bower-files', 'uglify-save-license', 'del']
})

gulp.task('partials', function () {
  return gulp.src([
    path.join(conf.paths.src, '/app/**/*.html'),
    path.join(conf.paths.tmp, '/serve/app/**/*.html')
  ])
    .pipe($.minifyHtml({
      empty: true,
      spare: true,
      quotes: true
    }))
    .pipe($.angularTemplatecache('templateCacheHtml.js', {
      module: 'directDeliveryDashboard',
      root: 'app'
    }))
    .pipe(gulp.dest(conf.paths.tmp + '/partials/'))
})

gulp.task('html', ['inject', 'partials'], function () {
  var partialsInjectFile = gulp.src(path.join(conf.paths.tmp, '/partials/templateCacheHtml.js'), {read: false})
  var partialsInjectOptions = {
    starttag: '<!-- inject:partials -->',
    ignorePath: path.join(conf.paths.tmp, '/partials'),
    addRootSlash: false
  }

  var htmlFilter = $.filter('*.html', { restore: true })
  var jsFilter = $.filter('**/*.js', { restore: true })
  var cssFilter = $.filter('**/*.css', { restore: true })
  var assets

  return gulp.src(path.join(conf.paths.tmp, '/serve/*.html'))
    .pipe($.inject(partialsInjectFile, partialsInjectOptions))
    .pipe(assets = $.useref.assets())
    .pipe($.rev())
    .pipe(jsFilter)
    .pipe($.ngAnnotate())
    // TODO: uglify is causing a runtime error
    // .pipe($.uglify({preserveComments: $.uglifySaveLicense})).on('error', conf.errorHandler('Uglify'))
    .pipe(jsFilter.restore)
    .pipe(cssFilter)
    .pipe($.replace('../../bower_components/bootstrap-sass-official/assets/fonts/bootstrap/', '../fonts/'))
    .pipe($.replace('../../bower_components/font-awesome/fonts', '../fonts'))
    .pipe($.csso())
    .pipe(cssFilter.restore)
    .pipe(assets.restore())
    .pipe($.useref())
    .pipe($.revReplace())
    .pipe(htmlFilter)
    .pipe($.minifyHtml({
      empty: true,
      spare: true,
      quotes: true,
      conditionals: true
    }))
    .pipe(htmlFilter.restore)
    .pipe(gulp.dest(path.join(conf.paths.dist, '/')))
    .pipe($.size({title: path.join(conf.paths.dist, '/'), showFiles: true}))
})

// Only applies for fonts from bower dependencies
// Custom fonts are handled by the "other" task
gulp.task('fonts', function () {
  return gulp.src($.mainBowerFiles())
    .pipe($.filter('**/*.{eot,svg,ttf,woff,woff2}'))
    .pipe($.flatten())
    .pipe(gulp.dest(path.join(conf.paths.dist, '/fonts/')))
})

gulp.task('other', function () {
  var fileFilter = $.filter(function (file) {
    return file.stat.isFile()
  })

  return gulp.src([
    path.join(conf.paths.src, '/**/*'),
    path.join('!' + conf.paths.src, '/**/*.{html,css,js,scss}')
  ])
    .pipe(fileFilter)
    .pipe(gulp.dest(path.join(conf.paths.dist, '/')))
})

gulp.task('clean', function () {
  return $.del([path.join(conf.paths.dist, '/'), path.join(conf.paths.tmp, '/')])
})

gulp.task('favicons', function () {
  return favicons({
    source: 'src/assets/images/icon.png',
    dest: 'dist',
    background: '#FFF',
    url: ''
  })
})

gulp.task('build', ['html', 'fonts', 'favicons', 'other'])