+/**
+ * @author: @AngularClass
+ */
+
+const helpers = require('./helpers')
+const webpackMerge = require('webpack-merge') // used to merge webpack configs
+const commonConfig = require('./webpack.common.js') // the settings that are common to prod and dev
+const videoEmbedConfig = require('./webpack.video-embed.js')
+
+/**
+ * Webpack Plugins
+ */
+const DefinePlugin = require('webpack/lib/DefinePlugin')
+const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin
+const LoaderOptionsPlugin = require('webpack/lib/LoaderOptionsPlugin')
+const NormalModuleReplacementPlugin = require('webpack/lib/NormalModuleReplacementPlugin')
+const OptimizeJsPlugin = require('optimize-js-plugin')
+const HashedModuleIdsPlugin = require('webpack/lib/HashedModuleIdsPlugin')
+const UglifyJsPlugin = require('uglifyjs-webpack-plugin')
+const ExtractTextPlugin = require('extract-text-webpack-plugin')
+
+/**
+ * Webpack Constants
+ */
+const ENV = process.env.NODE_ENV = process.env.ENV = 'production'
+const HOST = process.env.HOST || 'localhost'
+const PORT = process.env.PORT || 8080
+const AOT = process.env.BUILD_AOT || helpers.hasNpmFlag('aot')
+const METADATA = {
+ host: HOST,
+ port: PORT,
+ ENV: ENV,
+ HMR: false,
+ AOT: AOT,
+ API_URL: ''
+}
+
+module.exports = function (env) {
+ return [
+ videoEmbedConfig({ env: ENV }),
+
+ webpackMerge(commonConfig({ env: ENV }), {
+ /**
+ * Developer tool to enhance debugging
+ *
+ * See: http://webpack.github.io/docs/configuration.html#devtool
+ * See: https://github.com/webpack/docs/wiki/build-performance#sourcemaps
+ */
+ devtool: 'source-map',
+
+ /**
+ * Options affecting the output of the compilation.
+ *
+ * See: http://webpack.github.io/docs/configuration.html#output
+ */
+ output: {
+
+ /**
+ * The output directory as absolute path (required).
+ *
+ * See: http://webpack.github.io/docs/configuration.html#output-path
+ */
+ path: helpers.root('dist'),
+
+ /**
+ * Specifies the name of each output file on disk.
+ * IMPORTANT: You must not specify an absolute path here!
+ *
+ * See: http://webpack.github.io/docs/configuration.html#output-filename
+ */
+ filename: '[name].[chunkhash].bundle.js',
+
+ /**
+ * The filename of the SourceMaps for the JavaScript files.
+ * They are inside the output.path directory.
+ *
+ * See: http://webpack.github.io/docs/configuration.html#output-sourcemapfilename
+ */
+ sourceMapFilename: '[file].map',
+
+ /**
+ * The filename of non-entry chunks as relative path
+ * inside the output.path directory.
+ *
+ * See: http://webpack.github.io/docs/configuration.html#output-chunkfilename
+ */
+ chunkFilename: '[name].[chunkhash].chunk.js',
+
+ publicPath: '/client/'
+ },
+
+ module: {
+ rules: [
+ {
+ test: /junk\/index\.js$/,
+ // exclude: /(node_modules|bower_components)/,
+ use: {
+ loader: 'babel-loader',
+ options: {
+ presets: [ 'env' ]
+ }
+ }
+ }
+ ]
+ },
+
+ /**
+ * Add additional plugins to the compiler.
+ *
+ * See: http://webpack.github.io/docs/configuration.html#plugins
+ */
+ plugins: [
+
+ /**
+ * Webpack plugin to optimize a JavaScript file for faster initial load
+ * by wrapping eagerly-invoked functions.
+ *
+ * See: https://github.com/vigneshshanmugam/optimize-js-plugin
+ */
+
+ new OptimizeJsPlugin({
+ sourceMap: false
+ }),
+
+ new ExtractTextPlugin({
+ filename: '[name].[contenthash].css',
+ allChunks: true
+ }),
+
+ /**
+ * Plugin: DefinePlugin
+ * Description: Define free variables.
+ * Useful for having development builds with debug logging or adding global constants.
+ *
+ * Environment helpers
+ *
+ * See: https://webpack.github.io/docs/list-of-plugins.html#defineplugin
+ */
+ // NOTE: when adding more properties make sure you include them in custom-typings.d.ts
+ new DefinePlugin({
+ 'ENV': JSON.stringify(METADATA.ENV),
+ 'HMR': METADATA.HMR,
+ 'API_URL': JSON.stringify(METADATA.API_URL),
+ 'AOT': METADATA.AOT,
+ 'process.version': JSON.stringify(process.version),
+ 'process.env.ENV': JSON.stringify(METADATA.ENV),
+ 'process.env.NODE_ENV': JSON.stringify(METADATA.ENV),
+ 'process.env.HMR': METADATA.HMR
+ }),
+
+ /**
+ * Plugin: UglifyJsPlugin
+ * Description: Minimize all JavaScript output of chunks.
+ * Loaders are switched into minimizing mode.
+ *
+ * See: https://webpack.github.io/docs/list-of-plugins.html#uglifyjsplugin
+ */
+ new UglifyJsPlugin({
+ parallel: true,
+ uglifyOptions: {
+ ie8: false,
+ ecma: 6,
+ warnings: false,
+ mangle: true,
+ output: {
+ comments: false,
+ beautify: false
+ }
+ }
+ }),
+
+ /**
+ * Plugin: NormalModuleReplacementPlugin
+ * Description: Replace resources that matches resourceRegExp with newResource
+ *
+ * See: http://webpack.github.io/docs/list-of-plugins.html#normalmodulereplacementplugin
+ */
+ new NormalModuleReplacementPlugin(
+ /(angular2|@angularclass)((\\|\/)|-)hmr/,
+ helpers.root('config/empty.js')
+ ),
+
+ new NormalModuleReplacementPlugin(
+ /zone\.js(\\|\/)dist(\\|\/)long-stack-trace-zone/,
+ helpers.root('config/empty.js')
+ ),
+
+ new HashedModuleIdsPlugin(),
+
+ /**
+ * AoT
+ */
+ (AOT ? (
+ new NormalModuleReplacementPlugin(
+ /@angular(\\|\/)compiler/,
+ helpers.root('config/empty.js')
+ )
+ ) : (new LoaderOptionsPlugin({}))),
+
+ /**
+ * Plugin LoaderOptionsPlugin (experimental)
+ *
+ * See: https://gist.github.com/sokra/27b24881210b56bbaff7
+ */
+ new LoaderOptionsPlugin({
+ minimize: true,
+ debug: false,
+ options: {
+
+ /**
+ * Static analysis linter for TypeScript advanced options configuration
+ * Description: An extensible linter for the TypeScript language.
+ *
+ * See: https://github.com/wbuchwalter/tslint-loader
+ */
+ tslint: {
+ emitErrors: true,
+ failOnHint: true,
+ resourcePath: 'src'
+ },
+
+ /**
+ * Html loader advanced options
+ *
+ * See: https://github.com/webpack/html-loader#advanced-options
+ */
+ // TODO: Need to workaround Angular 2's html syntax => #id [bind] (event) *ngFor
+ htmlLoader: {
+ minimize: true,
+ removeAttributeQuotes: false,
+ caseSensitive: true,
+ customAttrSurround: [
+ [/#/, /(?:)/],
+ [/\*/, /(?:)/],
+ [/\[?\(?/, /(?:)/]
+ ],
+ customAttrAssign: [/\)?]?=/]
+ },
+
+ // FIXME: Remove
+ // https://github.com/bholloway/resolve-url-loader/issues/36
+ // https://github.com/jtangelder/sass-loader/issues/289
+ context: __dirname,
+ output: {
+ path: helpers.root('dist')
+ }
+ }
+ }),
+
+ new BundleAnalyzerPlugin({
+ // Can be `server`, `static` or `disabled`.
+ // In `server` mode analyzer will start HTTP server to show bundle report.
+ // In `static` mode single HTML file with bundle report will be generated.
+ // In `disabled` mode you can use this plugin to just generate Webpack Stats JSON file by setting `generateStatsFile` to `true`.
+ analyzerMode: 'static',
+ // Path to bundle report file that will be generated in `static` mode.
+ // Relative to bundles output directory.
+ reportFilename: 'report.html',
+ // Automatically open report in default browser
+ openAnalyzer: false,
+ // If `true`, Webpack Stats JSON file will be generated in bundles output directory
+ generateStatsFile: true,
+ // Name of Webpack Stats JSON file that will be generated if `generateStatsFile` is `true`.
+ // Relative to bundles output directory.
+ statsFilename: 'stats.json',
+ // Options for `stats.toJson()` method.
+ // For example you can exclude sources of your modules from stats file with `source: false` option.
+ // See more options here: https://github.com/webpack/webpack/blob/webpack-1/lib/Stats.js#L21
+ statsOptions: null,
+ // Log level. Can be 'info', 'warn', 'error' or 'silent'.
+ logLevel: 'info'
+ })
+ ],
+
+ /*
+ * Include polyfills or mocks for various node stuff
+ * Description: Node configuration
+ *
+ * See: https://webpack.github.io/docs/configuration.html#node
+ */
+ node: {
+ global: true,
+ crypto: 'empty',
+ fs: 'empty',
+ process: true,
+ module: false,
+ clearImmediate: false,
+ setImmediate: false
+ }
+
+ })
+ ]
+}