webpack.config.js

const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const EslintPlugin = require('eslint-webpack-plugin');
const CopyPlugin = require('copy-webpack-plugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const assets = path.resolve(__dirname, 'assets');

const devServer = (isDev) =>
  !isDev
    ? {}
    : {
        devServer: {
          open: true,
          hot: true,
          port: 8080,
          static: path.resolve(__dirname, './dist'),
          historyApiFallback: true,
        },
      };

module.exports = ({ develop }) => ({
  mode: develop ? 'development' : 'production',
  devtool: develop ? 'inline-source-map' : false,
  entry: {
    main: ['./src/index.ts'],
  },
  output: {
    path: path.resolve(__dirname, 'dist'),
    filename: 'bundle.js',
    assetModuleFilename: 'assets/images/[name][ext]',
    clean: true,
    publicPath: '/',
  },
  module: {
    rules: [
      {
        test: /\.[tj]s$/i,
        use: [
          {
            loader: 'ts-loader',
            options: {
              transpileOnly: true,
            },
          },
        ],
        exclude: ['/node_modules/'],
      },
      {
        test: /\.(?:ico|gif|png|jpg|jpeg)$/i,
        type: 'asset/resource',
      },
      {
        test: /\.(woff(2)?|eot|ttf|otf|svg)$/i,
        type: 'asset/inline',
      },
      {
        test: /\.(css)$/i,
        use: [MiniCssExtractPlugin.loader, 'css-loader'],
      },
      {
        test: /\.(s[ac]ss)$/i,
        use: [MiniCssExtractPlugin.loader, 'css-loader', 'sass-loader'],
      },
    ],
  },
  resolve: {
    extensions: ['.ts', '.js'],
    roots: [__dirname, assets],
  },
  plugins: [
    new HtmlWebpackPlugin({
      title: 'Online store',
      template: './src/index.html',
      filename: './index.html',
    }),
    new EslintPlugin({ extensions: 'ts' }),
    new MiniCssExtractPlugin({
      filename: '[name].css',
    }),
    new CopyPlugin({
      patterns: [
        {
          from: path.resolve(__dirname, 'src/assets'),
          to: path.resolve(__dirname, 'dist/assets'),
        },
      ],
    }),
  ],
  ...devServer(develop),
});