ccd2025-home/webpack.config.js at main · gdgcloudkol/ccd2025-home · GitHub

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const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const TerserPlugin = require('terser-webpack-plugin');
const CssMinimizerPlugin = require('css-minimizer-webpack-plugin');

module.exports = (env, argv) => {
  const isProduction = argv.mode === 'production';

  return {
    entry: './src/index.tsx',
    output: {
      path: path.resolve(__dirname, 'dist'),
      filename: isProduction ? 'js/[name].[contenthash].js' : 'js/[name].js',
      publicPath: '/',
      clean: true,
    },
    devtool: isProduction ? 'source-map' : 'eval-source-map',
    module: {
      rules: [
        {
          test: /\.(ts|tsx)$/,
          exclude: /node_modules/,
          use: 'babel-loader',
        },
        {
          test: /\.css$/,
          use: [
            isProduction ? MiniCssExtractPlugin.loader : 'style-loader',
            'css-loader',
            'postcss-loader',
          ],
        },
        {
          test: /\.(png|svg|jpg|jpeg|gif)$/i,
          type: 'asset/resource',
          generator: {
            filename: 'assets/images/[hash][ext][query]',
          },
        },
        {
          test: /\.(woff|woff2|eot|ttf|otf)$/i,
          type: 'asset/resource',
          generator: {
            filename: 'assets/fonts/[hash][ext][query]',
          },
        },
      ],
    },
    resolve: {
      extensions: ['.tsx', '.ts', '.js', '.jsx'],
      alias: {
        '@': path.resolve(__dirname, 'src'),
      },
    },
    plugins: [
      new HtmlWebpackPlugin({
        template: './public/index.html',
        favicon: './public/favicon.ico',
      }),
      ...(isProduction
        ? [
            new MiniCssExtractPlugin({
              filename: 'css/[name].[contenthash].css',
            }),
          ]
        : []),
    ],
    optimization: {
      minimize: isProduction,
      minimizer: [new TerserPlugin(), new CssMinimizerPlugin()],
      splitChunks: {
        chunks: 'all',
        name: false,
      },
    },
    devServer: {
      static: {
        directory: path.join(__dirname, 'public'),
      },
      historyApiFallback: true,
      port: 3000,
      hot: true,
      open: true,
    },
    performance: {
      hints: isProduction ? 'warning' : false,
    },
  };
};