Add webpacker, move to ui-classic

This is the result of `rake webpacker:install` and `webpacker:install:angular`, except moved to ui-classic.

(This does not add bin/yarn, nor the rake tasks by itself)

.postcssrc.yml

@@ -0,0 +1,4 @@
+plugins:
+  postcss-smart-import: {}
+  precss: {}
+  autoprefixer: {}

app/javascript/hello_angular/app/app.component.ts

@@ -0,0 +1,9 @@
+import { Component } from '@angular/core';
+
+@Component({
+  selector: 'hello-angular',
+  template: `<h1>Hello {{name}}</h1>`
+})
+export class AppComponent {
+  name = 'Angular!';
+}

app/javascript/hello_angular/app/app.module.ts

@@ -0,0 +1,16 @@
+import { BrowserModule } from '@angular/platform-browser';
+import { NgModule } from '@angular/core';
+
+import { AppComponent } from './app.component';
+
+@NgModule({
+  declarations: [
+    AppComponent
+  ],
+  imports: [
+    BrowserModule
+  ],
+  providers: [],
+  bootstrap: [AppComponent]
+})
+export class AppModule { }

app/javascript/hello_angular/index.ts

@@ -0,0 +1,6 @@
+import './polyfills.ts';
+
+import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
+import { AppModule } from './app/app.module';
+
+platformBrowserDynamic().bootstrapModule(AppModule);

app/javascript/hello_angular/polyfills.ts

@@ -0,0 +1,19 @@
+// This file includes polyfills needed by Angular and is loaded before
+// the app. You can add your own extra polyfills to this file.
+import 'core-js/es6/symbol';
+import 'core-js/es6/object';
+import 'core-js/es6/function';
+import 'core-js/es6/parse-int';
+import 'core-js/es6/parse-float';
+import 'core-js/es6/number';
+import 'core-js/es6/math';
+import 'core-js/es6/string';
+import 'core-js/es6/date';
+import 'core-js/es6/array';
+import 'core-js/es6/regexp';
+import 'core-js/es6/map';
+import 'core-js/es6/set';
+import 'core-js/es6/reflect';
+
+import 'core-js/es7/reflect';
+import 'zone.js/dist/zone';

app/javascript/packs/application.js

@@ -0,0 +1,10 @@
+/* eslint no-console:0 */
+// This file is automatically compiled by Webpack, along with any other files
+// present in this directory. You're encouraged to place your actual application logic in
+// a relevant structure within app/javascript and only use these pack files to reference
+// that code so it'll be compiled.
+//
+// To reference this file, add <%= javascript_pack_tag 'application' %> to the appropriate
+// layout file, like app/views/layouts/application.html.erb
+
+console.log('Hello World from Webpacker')

app/javascript/packs/hello_angular.js

@@ -0,0 +1,7 @@
+// Run this Angular example by adding the following HTML markup to your view:
+//
+// <hello-angular>Loading...</hello-angular>
+//
+// <%= javascript_pack_tag 'hello_angular' %>
+
+require('../hello_angular')

bin/webpack

@@ -0,0 +1,40 @@
+#!/usr/bin/env ruby
+$stdout.sync = true
+
+require "shellwords"
+require "yaml"
+
+ENV["RAILS_ENV"] ||= "development"
+RAILS_ENV   = ENV["RAILS_ENV"]
+
+ENV["NODE_ENV"] ||= RAILS_ENV
+NODE_ENV    = ENV["NODE_ENV"]
+
+APP_PATH               = File.expand_path("../", __dir__)
+CONFIG_PATH            = File.join(APP_PATH, "config/webpack/paths.yml")
+DEV_SERVER_CONFIG_PATH = File.join(APP_PATH, "config/webpack/development.server.yml")
+
+begin
+  paths            = YAML.load(File.read(CONFIG_PATH))
+  dev_server = YAML.load(File.read(DEV_SERVER_CONFIG_PATH))
+
+  NODE_MODULES_PATH   = File.join(APP_PATH.shellescape, paths["node_modules"])
+  WEBPACK_CONFIG_PATH = File.join(APP_PATH.shellescape, paths["config"])
+
+  if NODE_ENV == "development" && dev_server["enabled"]
+    puts "Warning: webpack-dev-server is currently enabled in #{DEV_SERVER_CONFIG_PATH}. " \
+      "Disable to serve assets directly from public/packs directory"
+  end
+rescue Errno::ENOENT, NoMethodError
+  puts "Configuration not found in config/webpack/paths.yml or config/webpack/development.server.yml."
+  puts "Please run bundle exec rails webpacker:install to install webpacker"
+  exit!
+end
+
+WEBPACK_BIN    = "#{NODE_MODULES_PATH}/.bin/webpack"
+WEBPACK_CONFIG = "#{WEBPACK_CONFIG_PATH}/#{NODE_ENV}.js"
+
+Dir.chdir(APP_PATH) do
+  exec "NODE_PATH=#{NODE_MODULES_PATH} #{WEBPACK_BIN} --config #{WEBPACK_CONFIG}" \
+    " #{ARGV.join(" ")}"
+end

bin/webpack-dev-server

@@ -0,0 +1,33 @@
+#!/usr/bin/env ruby
+$stdout.sync = true
+
+require "shellwords"
+require "yaml"
+
+ENV["RAILS_ENV"] ||= "development"
+RAILS_ENV = ENV["RAILS_ENV"]
+
+ENV["NODE_ENV"] ||= RAILS_ENV
+NODE_ENV = ENV["NODE_ENV"]
+
+APP_PATH    = File.expand_path("../", __dir__)
+CONFIG_PATH = File.join(APP_PATH, "config/webpack/paths.yml")
+
+begin
+  paths = YAML.load(File.read(CONFIG_PATH))
+
+  NODE_MODULES_PATH   = File.join(APP_PATH.shellescape, paths["node_modules"])
+  WEBPACK_CONFIG_PATH = File.join(APP_PATH.shellescape, paths["config"])
+
+  WEBPACK_BIN       = "#{NODE_MODULES_PATH}/.bin/webpack-dev-server"
+  DEV_SERVER_CONFIG = "#{WEBPACK_CONFIG_PATH}/development.server.js"
+rescue Errno::ENOENT, NoMethodError
+  puts "Configuration not found in config/webpacker/paths.yml."
+  puts "Please run bundle exec rails webpacker:install to install webpacker"
+  exit!
+end
+
+Dir.chdir(APP_PATH) do
+  exec "NODE_PATH=#{NODE_MODULES_PATH} #{WEBPACK_BIN} --progress --color " \
+    "--config #{DEV_SERVER_CONFIG}"
+end

bin/webpack-watcher

@@ -0,0 +1,10 @@
+#!/usr/bin/env ruby
+
+ENV['RAILS_ENV'] ||= 'development'
+ENV['NODE_ENV'] ||= ENV['RAILS_ENV']
+
+BIN_PATH = File.expand_path('.', __dir__)
+
+Dir.chdir(BIN_PATH) do
+  exec "./webpack --watch --progress --color #{ARGV.join(" ")}"
+end

config/webpack/configuration.js

@@ -0,0 +1,21 @@
+// Common configuration for webpacker loaded from config/webpack/paths.yml
+
+const { join, resolve } = require('path')
+const { env } = require('process')
+const { safeLoad } = require('js-yaml')
+const { readFileSync } = require('fs')
+
+const configPath = resolve('config', 'webpack')
+const loadersDir = join(__dirname, 'loaders')
+const paths = safeLoad(readFileSync(join(configPath, 'paths.yml'), 'utf8'))
+const devServer = safeLoad(readFileSync(join(configPath, 'development.server.yml'), 'utf8'))
+const publicPath = env.NODE_ENV !== 'production' && devServer.enabled ?
+  `http://${devServer.host}:${devServer.port}/` : `/${paths.entry}/`
+
+module.exports = {
+  devServer,
+  env,
+  paths,
+  loadersDir,
+  publicPath
+}

config/webpack/development.js

@@ -0,0 +1,16 @@
+// Note: You must restart bin/webpack-watcher for changes to take effect
+
+const merge = require('webpack-merge')
+const sharedConfig = require('./shared.js')
+
+module.exports = merge(sharedConfig, {
+  devtool: 'sourcemap',
+
+  stats: {
+    errorDetails: true
+  },
+
+  output: {
+    pathinfo: true
+  }
+})

config/webpack/development.server.js

@@ -0,0 +1,17 @@
+// Note: You must restart bin/webpack-dev-server for changes to take effect
+
+const { resolve } = require('path')
+const merge = require('webpack-merge')
+const devConfig = require('./development.js')
+const { devServer, publicPath, paths } = require('./configuration.js')
+
+module.exports = merge(devConfig, {
+  devServer: {
+    host: devServer.host,
+    port: devServer.port,
+    compress: true,
+    historyApiFallback: true,
+    contentBase: resolve(paths.output, paths.entry),
+    publicPath
+  }
+})

config/webpack/development.server.yml

@@ -0,0 +1,4 @@
+# Restart webpack-dev-server if you make changes here
+enabled: true
+host: localhost
+port: 8080

config/webpack/loaders/angular.js

@@ -0,0 +1,4 @@
+module.exports = {
+  test: /.ts$/,
+  loader: 'ts-loader'
+}

config/webpack/loaders/assets.js

@@ -0,0 +1,12 @@
+const { env, publicPath } = require('../configuration.js')
+
+module.exports = {
+  test: /\.(jpeg|png|gif|svg|eot|ttf|woff|woff2)$/i,
+  use: [{
+    loader: 'file-loader',
+    options: {
+      publicPath,
+      name: env.NODE_ENV === 'production' ? '[name]-[hash].[ext]' : '[name].[ext]'
+    }
+  }]
+}

config/webpack/loaders/babel.js

@@ -0,0 +1,10 @@
+module.exports = {
+  test: /\.js(\.erb)?$/,
+  exclude: /node_modules/,
+  loader: 'babel-loader',
+  options: {
+    presets: [
+      ['env', { modules: false }]
+    ]
+  }
+}

config/webpack/loaders/coffee.js

@@ -0,0 +1,4 @@
+module.exports = {
+  test: /\.coffee(\.erb)?$/,
+  loader: 'coffee-loader'
+}

config/webpack/loaders/erb.js

@@ -0,0 +1,9 @@
+module.exports = {
+  test: /\.erb$/,
+  enforce: 'pre',
+  exclude: /node_modules/,
+  loader: 'rails-erb-loader',
+  options: {
+    runner: 'DISABLE_SPRING=1 bin/rails runner'
+  }
+}

config/webpack/loaders/sass.js

@@ -0,0 +1,9 @@
+const ExtractTextPlugin = require('extract-text-webpack-plugin')
+
+module.exports = {
+  test: /\.(scss|sass|css)$/i,
+  use: ExtractTextPlugin.extract({
+    fallback: 'style-loader',
+    use: ['css-loader', 'postcss-loader', 'sass-loader']
+  })
+}

config/webpack/paths.yml

@@ -0,0 +1,19 @@
+# Restart webpack-watcher or webpack-dev-server if you make changes here
+config: config/webpack
+entry: packs
+output: public
+node_modules: node_modules
+source: app/javascript
+extensions:
+  - .coffee
+  - .js
+  - .jsx
+  - .ts
+  - .vue
+  - .sass
+  - .scss
+  - .css
+  - .png
+  - .svg
+  - .gif
+  - .jpeg

config/webpack/production.js

@@ -0,0 +1,20 @@
+/* eslint global-require: 0 */
+// Note: You must run bin/webpack for changes to take effect
+
+const webpack = require('webpack')
+const merge = require('webpack-merge')
+const CompressionPlugin = require('compression-webpack-plugin')
+const sharedConfig = require('./shared.js')
+
+module.exports = merge(sharedConfig, {
+  output: { filename: '[name]-[chunkhash].js' },
+
+  plugins: [
+    new webpack.optimize.UglifyJsPlugin(),
+    new CompressionPlugin({
+      asset: '[path].gz[query]',
+      algorithm: 'gzip',
+      test: /\.(js|css|svg|eot|ttf|woff|woff2)$/
+    })
+  ]
+})

config/webpack/shared.js

@@ -0,0 +1,51 @@
+// Note: You must restart bin/webpack-watcher for changes to take effect
+/* eslint global-require: 0 */
+/* eslint import/no-dynamic-require: 0 */
+
+const webpack = require('webpack')
+const { basename, join, resolve } = require('path')
+const { sync } = require('glob')
+const { readdirSync } = require('fs')
+const ExtractTextPlugin = require('extract-text-webpack-plugin')
+const ManifestPlugin = require('webpack-manifest-plugin')
+const extname = require('path-complete-extname')
+const { env, paths, publicPath, loadersDir } = require('./configuration.js')
+
+const extensionGlob = `*{${paths.extensions.join(',')}}*`
+const packPaths = sync(join(paths.source, paths.entry, extensionGlob))
+
+module.exports = {
+  entry: packPaths.reduce(
+    (map, entry) => {
+      const localMap = map
+      localMap[basename(entry, extname(entry))] = resolve(entry)
+      return localMap
+    }, {}
+  ),
+
+  output: { filename: '[name].js', path: resolve(paths.output, paths.entry) },
+
+  module: {
+    rules: readdirSync(loadersDir).map(file => (
+      require(join(loadersDir, file))
+    ))
+  },
+
+  plugins: [
+    new webpack.EnvironmentPlugin(JSON.parse(JSON.stringify(env))),
+    new ExtractTextPlugin(env.NODE_ENV === 'production' ? '[name]-[hash].css' : '[name].css'),
+    new ManifestPlugin({ fileName: 'manifest.json', publicPath, writeToFileEmit: true })
+  ],
+
+  resolve: {
+    extensions: paths.extensions,
+    modules: [
+      resolve(paths.source),
+      resolve(paths.node_modules)
+    ]
+  },
+
+  resolveLoader: {
+    modules: [paths.node_modules]
+  }
+}

manageiq-ui-classic.gemspec

@@ -22,14 +22,15 @@ Gem::Specification.new do |s|
   s.add_dependency "rails", "~> 5.0.0", ">= 5.0.0.1"
 
   s.add_dependency "coffee-rails"
+  s.add_dependency "high_voltage", "~> 3.0.0"
   s.add_dependency "jquery-hotkeys-rails"
   s.add_dependency "lodash-rails", "~>3.10.0"
   s.add_dependency "more_core_extensions", "~>3.2"
+  s.add_dependency "novnc-rails", "~>0.2"
   s.add_dependency "patternfly-sass", "~> 3.23.1"
   s.add_dependency "sass-rails"
-  s.add_dependency "high_voltage", "~> 3.0.0"
-  s.add_dependency "novnc-rails",  "~>0.2"
-  s.add_dependency "uglifier",     "~>3.0.0"
+  s.add_dependency "uglifier", "~>3.0.0"
+  s.add_dependency "webpacker", "~>1.2.0"
 
   s.add_development_dependency "codeclimate-test-reporter", "~> 1.0.0"
   s.add_development_dependency "guard-rspec", '~> 4.7.3'