tunio-desktop/.erb/configs/webpack.config.renderer.prod.babel.js

/**
 * Build config for electron renderer process
 */

import path from 'path';
import webpack from 'webpack';
import MiniCssExtractPlugin from 'mini-css-extract-plugin';
import { BundleAnalyzerPlugin } from 'webpack-bundle-analyzer';
import CssMinimizerPlugin from 'css-minimizer-webpack-plugin';
import { merge } from 'webpack-merge';
import TerserPlugin from 'terser-webpack-plugin';
import baseConfig from './webpack.config.base';
import CheckNodeEnv from '../scripts/CheckNodeEnv';
import DeleteSourceMaps from '../scripts/DeleteSourceMaps';

CheckNodeEnv('production');
DeleteSourceMaps();

const devtoolsConfig =
  process.env.DEBUG_PROD === 'true'
    ? {
        devtool: 'source-map',
      }
    : {};

export default merge(baseConfig, {
  ...devtoolsConfig,

  mode: 'production',

  target: 'electron-renderer',

  entry: [
    'core-js',
    'regenerator-runtime/runtime',
    path.join(__dirname, '../../src/index.tsx'),
  ],

  output: {
    path: path.join(__dirname, '../../src/dist'),
    publicPath: './dist/',
    filename: 'renderer.prod.js',
  },

  module: {
    rules: [
      {
        test: /.s?l?c?e?ss$/,
        use: [
          {
            loader: MiniCssExtractPlugin.loader,
            options: {
              // `./dist` can't be inerhited for publicPath for styles. Otherwise generated paths will be ./dist/dist
              publicPath: './',
            },
          },
          'css-loader',
          {
            loader: 'less-loader',
            options: {
              lessOptions: {
                javascriptEnabled: true,
              },
            },
          },
        ],
      },
      // WOFF Font
      {
        test: /\.woff(\?v=\d+\.\d+\.\d+)?$/,
        use: {
          loader: 'url-loader',
          options: {
            limit: 10000,
            mimetype: 'application/font-woff',
          },
        },
      },
      // WOFF2 Font
      {
        test: /\.woff2(\?v=\d+\.\d+\.\d+)?$/,
        use: {
          loader: 'url-loader',
          options: {
            limit: 10000,
            mimetype: 'application/font-woff',
          },
        },
      },
      // OTF Font
      {
        test: /\.otf(\?v=\d+\.\d+\.\d+)?$/,
        use: {
          loader: 'url-loader',
          options: {
            limit: 10000,
            mimetype: 'font/otf',
          },
        },
      },
      // TTF Font
      {
        test: /\.ttf(\?v=\d+\.\d+\.\d+)?$/,
        use: {
          loader: 'url-loader',
          options: {
            limit: 10000,
            mimetype: 'application/octet-stream',
          },
        },
      },
      // EOT Font
      {
        test: /\.eot(\?v=\d+\.\d+\.\d+)?$/,
        use: 'file-loader',
      },
      // SVG Font
      {
        test: /\.svg(\?v=\d+\.\d+\.\d+)?$/,
        use: {
          loader: 'url-loader',
          options: {
            limit: 10000,
            mimetype: 'image/svg+xml',
          },
        },
      },
      // Common Image Formats
      {
        test: /\.(?:ico|gif|png|jpg|jpeg|webp)$/,
        use: 'url-loader',
      },
    ],
  },

  optimization: {
    minimize: true,
    minimizer: [
      new TerserPlugin({
        parallel: true,
      }),
      new CssMinimizerPlugin(),
    ],
  },

  plugins: [
    /**
     * Create global constants which can be configured at compile time.
     *
     * Useful for allowing different behaviour between development builds and
     * release builds
     *
     * NODE_ENV should be production so that modules do not perform certain
     * development checks
     */
    new webpack.EnvironmentPlugin({
      NODE_ENV: 'production',
      DEBUG_PROD: false,
    }),

    new MiniCssExtractPlugin({
      filename: 'style.css',
    }),

    new BundleAnalyzerPlugin({
      analyzerMode:
        process.env.OPEN_ANALYZER === 'true' ? 'server' : 'disabled',
      openAnalyzer: process.env.OPEN_ANALYZER === 'true',
    }),
  ],
});