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[github/Chocobozzz/PeerTube.git] / client / config / webpack.prod.js

/**
 * @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

/**
 * Webpack Plugins
 */
const DefinePlugin = require('webpack/lib/DefinePlugin')
const DedupePlugin = require('webpack/lib/optimize/DedupePlugin')
const UglifyJsPlugin = require('webpack/lib/optimize/UglifyJsPlugin')
const CompressionPlugin = require('compression-webpack-plugin')
const WebpackMd5Hash = require('webpack-md5-hash')

/**
 * 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 METADATA = webpackMerge(commonConfig.metadata, {
  host: HOST,
  port: PORT,
  ENV: ENV,
  HMR: false
})

module.exports = webpackMerge(commonConfig, {
  /**
   * Switch loaders to debug mode.
   *
   * See: http://webpack.github.io/docs/configuration.html#debug
   */
  debug: false,

  /**
   * 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: '[name].[chunkhash].bundle.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: '[id].[chunkhash].chunk.js'

  },

  externals: {
    webtorrent: 'WebTorrent'
  },

  /**
   * Add additional plugins to the compiler.
   *
   * See: http://webpack.github.io/docs/configuration.html#plugins
   */
  plugins: [

    /**
     * Plugin: WebpackMd5Hash
     * Description: Plugin to replace a standard webpack chunkhash with md5.
     *
     * See: https://www.npmjs.com/package/webpack-md5-hash
     */
    new WebpackMd5Hash(),

    /**
     * Plugin: DedupePlugin
     * Description: Prevents the inclusion of duplicate code into your bundle
     * and instead applies a copy of the function at runtime.
     *
     * See: https://webpack.github.io/docs/list-of-plugins.html#defineplugin
     * See: https://github.com/webpack/docs/wiki/optimization#deduplication
     */
    new DedupePlugin(),

    /**
     * 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,
      'process.env': {
        'ENV': JSON.stringify(METADATA.ENV),
        'NODE_ENV': JSON.stringify(METADATA.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
     */
    // NOTE: To debug prod builds uncomment //debug lines and comment //prod lines
    new UglifyJsPlugin({
      // beautify: true, //debug
      // mangle: false, //debug
      // dead_code: false, //debug
      // unused: false, //debug
      // deadCode: false, //debug
      // compress: {
      //   screw_ie8: true,
      //   keep_fnames: true,
      //   drop_debugger: false,
      //   dead_code: false,
      //   unused: false
      // }, // debug
      // comments: true, //debug

      beautify: false, // prod

      mangle: {
        screw_ie8: true,
        keep_fnames: true
      }, // prod

      compress: {
        screw_ie8: true
      }, // prod

      comments: false // prod
    }),

    /**
     * Plugin: CompressionPlugin
     * Description: Prepares compressed versions of assets to serve
     * them with Content-Encoding
     *
     * See: https://github.com/webpack/compression-webpack-plugin
     */
    new CompressionPlugin({
      regExp: /\.css$|\.html$|\.js$|\.map$/,
      threshold: 2 * 1024
    })

  ],

  /**
   * 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: [
      [/#/, /(?:)/],
      [/\*/, /(?:)/],
      [/\[?\(?/, /(?:)/]
    ],
    customAttrAssign: [/\)?\]?=/]
  },

  /*
   * Include polyfills or mocks for various node stuff
   * Description: Node configuration
   *
   * See: https://webpack.github.io/docs/configuration.html#node
   */
  node: {
    global: 'window',
    crypto: 'empty',
    process: false,
    module: false,
    clearImmediate: false,
    setImmediate: false
  }

})