webpack.config.js

/* eslint-disable  import/no-unresolved */

const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const { CleanWebpackPlugin } = require('clean-webpack-plugin');

const config = {
  entry: './src/js/game.js',
  module: {
    rules: [
      {
        test: /\.js$/,
        exclude: /node_modules/,
        loader: 'babel-loader',
      },
      {
        test: /\.scss$/,
        use: [
          'style-loader',
          'css-loader',
          'sass-loader',
        ],
      },
      {
        test: /\.(jpe?g|png|gif|svg|wav)$/i,
        use: {
          loader: 'file-loader',
          options: {
            name: '[name].[hash].[ext]',
            outputPath: '',
          },
        },
      },
      {
        test: /\.html$/i,
        loader: 'html-loader',
      },
    ],
  },
  output: {
    path: path.resolve(
      __dirname,
      'dist',
    ),
  },
  plugins: [
    new HtmlWebpackPlugin({
      title: 'Output Management',
      template: './src/index.html',
    }),
  ],
};

module.exports = (env, argv) => {
  if (argv.mode === 'development') {
    config.devtool = 'source-map';
    config.output.filename = 'main.bundle.js';
  }

  if (argv.mode === 'production') {
    config.plugins.push(new CleanWebpackPlugin());
    config.output.filename = 'main.[hash].bundle.js';
  }

  return config;
};