webpack.config.renderer.prod.js

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

const path = require('path')
const webpack = require('webpack')
const MiniCssExtractPlugin = require('mini-css-extract-plugin')
const OptimizeCSSAssetsPlugin = require('optimize-css-assets-webpack-plugin')
const { BundleAnalyzerPlugin } = require('webpack-bundle-analyzer')
const CopyPlugin = require('copy-webpack-plugin')
const merge = require('webpack-merge')
const TerserPlugin = require('terser-webpack-plugin')
const baseConfig = require('./webpack.config.base')
const CheckNodeEnv = require('./internals/scripts/CheckNodeEnv')

CheckNodeEnv('production')

module.exports = merge.smart(baseConfig, {
  devtool: 'source-map',

  mode: 'production',

  target: 'electron-renderer',

  entry: {
    app: './app/index',
    // 'about': './app/about/about-window-renderer'
  },

  output: {
    path: path.join(__dirname, 'app/dist'),
    publicPath: './dist/',
    filename: '[name].renderer.prod.js',
  },

  module: {
    rules: [
      {
        test: /\.(html|svelte|ts|tsx|js|json|mjs)$/,
        use: {
          loader: 'string-replace-loader',
          options: {
            multiple: [
              {
                search: '__STATIC_PATH__',
                replace: `process.resourcesPath + "/static"`,
                flags: 'g',
              },
              {
                search: '__ASSET_PATH__',
                replace: `../../assets`, // the default location during prod will be inside resources/app.asar/app
                flags: 'g',
              },
            ],
          },
        },
      },
      // Extract all .global.css to style.css as is
      {
        test: /\.global\.css$/,
        use: [
          {
            loader: MiniCssExtractPlugin.loader,
            options: {
              publicPath: './',
            },
          },
          {
            loader: 'css-loader',
            options: {
              sourceMap: true,
            },
          },
        ],
      },
      // Pipe other styles through css modules and append to style.css
      {
        test: /^((?!\.global).)*\.css$/,
        use: [
          {
            loader: MiniCssExtractPlugin.loader,
          },
          {
            loader: 'css-loader',
            options: {
              modules: true,
              localIdentName: '[name]__[local]__[hash:base64:5]',
              sourceMap: true,
            },
          },
        ],
      },
      // Add SASS support  - compile all .global.scss files and pipe it to style.css
      {
        test: /\.global\.(scss|sass)$/,
        use: [
          {
            loader: MiniCssExtractPlugin.loader,
          },
          {
            loader: 'css-loader',
            options: {
              sourceMap: true,
              importLoaders: 1,
            },
          },
          {
            loader: 'sass-loader',
            options: {
              sourceMap: true,
            },
          },
        ],
      },
      // Add SASS support  - compile all other .scss files and pipe it to style.css
      {
        test: /^((?!\.global).)*\.(scss|sass)$/,
        use: [
          {
            loader: MiniCssExtractPlugin.loader,
          },
          {
            loader: 'css-loader',
            options: {
              modules: true,
              importLoaders: 1,
              localIdentName: '[name]__[local]__[hash:base64:5]',
              sourceMap: true,
            },
          },
          {
            loader: 'sass-loader',
            options: {
              sourceMap: true,
            },
          },
        ],
      },
      // WOFF Font
      {
        test: /\.woff(\?v=\d+\.\d+\.\d+)?$/,
        use: {
          loader: 'url-loader',
          options: {
            limit: 10000,
            mimetype: 'application/font-woff',
          },
        },
      },
      // WOFF2 Font
      {
        test: /\.woff2(\?v=\d+\.\d+\.\d+)?$/,
        use: {
          loader: 'url-loader',
          options: {
            limit: 10000,
            mimetype: 'application/font-woff',
          },
        },
      },
      // TTF Font
      {
        test: /\.ttf(\?v=\d+\.\d+\.\d+)?$/,
        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: {
    minimizer: [
      new TerserPlugin({
        parallel: true,
        sourceMap: true,
      }),
      new OptimizeCSSAssetsPlugin({
        cssProcessorOptions: {
          map: {
            inline: false,
            annotation: true,
          },
        },
      }),
    ],
  },

  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',
    }),

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

    new CopyPlugin([{ from: './app/about/about.css', to: 'about.css' }]),

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