text: /* global __dirname */
  
  const process = require('process');
  const UglifyJsPlugin = require('uglifyjs-webpack-plugin');
  const webpack = require('webpack');
  
  /**
   * The URL of the Jitsi Meet deployment to be proxy to in the context of
   * development with webpack-dev-server.
   */
  const devServerProxyTarget
      = process.env.WEBPACK_DEV_SERVER_PROXY_TARGET || 'https://beta.meet.jit.si';
  
  const minimize
      = process.argv.indexOf('-p') !== -1
          || process.argv.indexOf('--optimize-minimize') !== -1;
  
  // eslint-disable-next-line camelcase
  const node_modules = `${__dirname}/node_modules/`;
  const plugins = [
      new webpack.LoaderOptionsPlugin({
          debug: !minimize,
          minimize
      })
  ];
  
  if (minimize) {
      // XXX Webpack's command line argument -p is not enough. Further
      // optimizations are made possible by the use of DefinePlugin and NODE_ENV
      // with value 'production'. For example, React takes advantage of these.
      plugins.push(new webpack.DefinePlugin({
          'process.env': {
              NODE_ENV: JSON.stringify('production')
          }
      }));
      plugins.push(new webpack.optimize.ModuleConcatenationPlugin());
      plugins.push(new UglifyJsPlugin({
          cache: true,
          extractComments: true,
          parallel: true,
          sourceMap: true
      }));
  }
  
  // The base Webpack configuration to bundle the JavaScript artifacts of
  // jitsi-meet such as app.bundle.js and external_api.js.
  const config = {
      devServer: {
          https: true,
          inline: true,
          proxy: {
              '/': {
                  bypass: devServerProxyBypass,
                  secure: false,
                  target: devServerProxyTarget
              }
          }
      },
      devtool: 'source-map',
      module: {
          rules: [ {
              // Transpile ES2015 (aka ES6) to ES5. Accept the JSX syntax by React
              // as well.
  
              exclude: node_modules, // eslint-disable-line camelcase
              loader: 'babel-loader',
              options: {
                  // XXX The require.resolve bellow solves failures to locate the
                  // presets when lib-jitsi-meet, for example, is npm linked in
                  // jitsi-meet. The require.resolve, of course, mandates the use
                  // of the prefix babel-preset- in the preset names.
                  presets: [
                      [
                          require.resolve('babel-preset-env'),
  
                          // Tell babel to avoid compiling imports into CommonJS
                          // so that webpack may do tree shaking.
                          { modules: false }
                      ],
                      require.resolve('babel-preset-react'),
                      require.resolve('babel-preset-stage-1')
                  ]
              },
              test: /\.jsx?$/
          }, {
              // Expose jquery as the globals $ and jQuery because it is expected
              // to be available in such a form by multiple jitsi-meet
              // dependencies including lib-jitsi-meet.
  
              loader: 'expose-loader?$!expose-loader?jQuery',
              test: /\/node_modules\/jquery\/.*\.js$/
          }, {
              // Allow CSS to be imported into JavaScript.
  
              test: /\.css$/,
              use: [
                  'style-loader',
                  'css-loader'
              ]
          } ]
      },
      node: {
          // Allow the use of the real filename of the module being executed. By
          // default Webpack does not leak path-related information and provides a
          // value that is a mock (/index.js).
          __filename: true
      },
      output: {
          filename: `[name]${minimize ? '.min' : ''}.js`,
          path: `${__dirname}/build`,
          publicPath: '/libs/',
          sourceMapFilename: `[name].${minimize ? 'min' : 'js'}.map`
      },
      plugins,
      resolve: {
          alias: {
              jquery: `jquery/dist/jquery${minimize ? '.min' : ''}.js`
          },
          aliasFields: [
              'browser'
          ],
          extensions: [
              '.web.js',
  
              // Webpack defaults:
              '.js',
              '.json'
          ]
      }
  };
  
  module.exports = [
      Object.assign({}, config, {
          entry: {
              'app.bundle': './app.js',
  
              'device_selection_popup_bundle':
                  './react/features/settings/popup.js',
  
              'alwaysontop':
                  './react/features/always-on-top/index.js',
  
              'dial_in_info_bundle': [
  
                  // atlaskit does not support React 16 prop-types
                  './react/features/base/react/prop-types-polyfill.js',
  
                  './react/features/invite/components/dial-in-info-page'
              ],
  
              'do_external_connect':
                  './connection_optimization/do_external_connect.js',
  
              'flacEncodeWorker':
                  './react/features/local-recording/'
                      + 'recording/flac/flacEncodeWorker.js'
          }
      }),
  
      // The Webpack configuration to bundle external_api.js (aka
      // JitsiMeetExternalAPI).
      Object.assign({}, config, {
          entry: {
              'external_api': './modules/API/external/index.js'
          },
          output: Object.assign({}, config.output, {
              library: 'JitsiMeetExternalAPI',
              libraryTarget: 'umd'
          })
      })
  ];
  
  /**
   * Determines whether a specific (HTTP) request is to bypass the proxy of
   * webpack-dev-server (i.e. is to be handled by the proxy target) and, if not,
   * which local file is to be served in response to the request.
   *
   * @param {Object} request - The (HTTP) request received by the proxy.
   * @returns {string|undefined} If the request is to be served by the proxy
   * target, undefined; otherwise, the path to the local file to be served.
   */
  function devServerProxyBypass({ path }) {
      if (path.startsWith('/css/') || path.startsWith('/doc/')) {
          return path;
      }
  
      const configs = module.exports;
  
      /* eslint-disable array-callback-return, indent */
  
      if ((Array.isArray(configs) ? configs : Array(configs)).some(c => {
                  if (path.startsWith(c.output.publicPath)) {
                      if (!minimize) {
                          // Since webpack-dev-server is serving non-minimized
                          // artifacts, serve them even if the minimized ones are
                          // requested.
                          Object.keys(c.entry).some(e => {
                              const name = `${e}.min.js`;
  
                              if (path.indexOf(name) !== -1) {
                                  // eslint-disable-next-line no-param-reassign
                                  path = path.replace(name, `${e}.js`);
  
                                  return true;
                              }
                          });
                      }
  
                      return true;
                  }
              })) {
          return path;
      }
  
      /* eslint-enable array-callback-return, indent */
  }
  