webpack.config.js

const path = require('path')
const HtmlWebpackPlugin = require('html-webpack-plugin')
const CopyPlugin = require('copy-webpack-plugin')
const { GenerateSW } = require('workbox-webpack-plugin')
const packageJson = require('./package.json')
var webpack = require('webpack')
require('dotenv').config({ path: './.env' })

const outputPath = path.resolve(__dirname, 'dist')

module.exports = ({ prod }) => {
  const version = process.env.VERSION ?? packageJson.version

  const plugins = [
    new HtmlWebpackPlugin({
      template: 'public/index.html',
    }),
    new webpack.DefinePlugin({
      'process.env': JSON.stringify({ ...process.env, VERSION: version }),
    }),
    new CopyPlugin({
      patterns: [{ from: 'public/pwa', to: './' }],
    }),
    new webpack.ProvidePlugin({
      Buffer: ['buffer', 'Buffer'],
      process: 'process/browser',
    }),
  ]

  if (prod) {
    plugins.push(
      new GenerateSW({
        clientsClaim: true,
        skipWaiting: true,
        swDest: 'service-worker.js',
        maximumFileSizeToCacheInBytes: 1000000000000,
      })
    )
  }
  return {
    mode: 'development',
    entry: './src/index.tsx',
    devtool: 'inline-source-map',
    output: {
      path: outputPath,
      filename: '[name].bundle.js',
      chunkFilename: '[name].bundle.js',
    },
    resolve: {
      extensions: ['.ts', '.tsx', '.js', '.json'],
      alias: {
        test: path.resolve(__dirname, 'src'),
      },
      fallback: {
        process: require.resolve('process/browser'),
        zlib: require.resolve('browserify-zlib'),
        stream: require.resolve('stream-browserify'),
        util: require.resolve('util'),
        buffer: require.resolve('buffer'),
        asset: require.resolve('assert'),
      },
    },
    module: {
      rules: [
        {
          test: /\.(ts|js)x?$/,
          exclude: /node_modules/,
          loader: 'babel-loader',
        },
        {
          test: /\.(woff|woff2|eot|ttf|otf|svg)$/i,
          type: 'asset/resource',
        },
        {
          test: /\.s[ac]ss$/i,
          use: ['style-loader', 'css-loader', 'sass-loader'],
        },
        {
          test: /\.css$/i,
          use: ['style-loader', 'css-loader'],
        },
      ],
    },
    plugins,
    devServer: {
      historyApiFallback: true,
      hot: true,
    },
  }
}