webpack.config.js

const merge = require('webpack-merge');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const CleanWebpackPlugin = require('clean-webpack-plugin');

const path = require('path');
const glob = require('glob');

const parts = require('./webpack.parts');
const webpack = require('webpack');

const outputDirectory = 'dist';

const PATHS = {
  app: path.join(__dirname, 'src'),
};

const commonConfig = merge([
  {
    entry: './src/client/index.js',
    output: {
      path: path.join(__dirname, outputDirectory),
      filename: 'bundle.js',
      publicPath: '/',
    },
    module: {
      rules: [
        {
          test: /\.js$/,
          exclude: /node_modules/,
          use: {
            loader: 'babel-loader',
          },
        },
      ],
    },
    plugins: [
      new webpack.DefinePlugin({ 'process.env.NODE_ENV': JSON.stringify(process.env.NODE_ENV || 'development') }),
      new CleanWebpackPlugin([outputDirectory]),
      new HtmlWebpackPlugin({
        title: 'Online Code Editor',
        template: './public/index.html',
        favicon: './public/favicon.ico',
      }),
    ],
  },
]);

const productionConfig = merge([
  parts.loadEnv('https://code-editor-api-oqcj.onrender.com'),

  parts.extractCSS({
    use: 'css-loader',
  }),
  parts.purgeCSS({
    paths: glob.sync(`${PATHS.app}/**/*.js`, { nodir: true }),
  }),
  parts.loadImages({
    options: {
      limit: 100,
      name: 'public/images/[name].[ext]',
      publicPath: '../', // Take the directory into account
    },
  }),
  parts.loadFonts({
    options: {
      limit: 10000,
      mimetype: 'application/font-woff',
      name: 'public/fonts/[name].[ext]',
      publicPath: '../', // Take the directory into account
    },
  }),
  parts.loadStatic(),
]);

const developmentConfig = merge([
  parts.loadEnv('http://localhost:8080'),
  parts.devServer({
    // Customize host/port here if needed
    host: process.env.HOST,
    port: process.env.PORT,
  }),
  parts.loadCSS(),
  parts.loadImages(),
  parts.loadFonts(),
]);

module.exports = (env) => {
  console.log(`env:`)
  console.log(env)
  if (env.production === true) {
    console.log("production")
    return merge(commonConfig, productionConfig );
  }

  console.log("development")
  const dev = merge(commonConfig, developmentConfig);
  console.log(dev);
  return dev;
};

/*
const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const CleanWebpackPlugin = require('clean-webpack-plugin');

const outputDirectory = 'dist';

module.exports = {
  entry: './src/client/index.js',
  output: {
    path: path.join(__dirname, outputDirectory),
    filename: 'bundle.js',
    publicPath: '/',
  },
  module: {
    rules: [
      {
        test: /\.js$/,
        exclude: /node_modules/,
        use: {
          loader: 'babel-loader',
        },
      },
      {
        test: /\.css$/,
        use: ['style-loader', 'css-loader'],
      },
      {
        test: /\.(png|jpg|gif|svg|eot|ttf|woff|woff2)$/,
        loader: 'url-loader',
        options: {
          limit: 10000,
        },
      },
    ],
  },
  devServer: {
    port: 3000,
    open: true,
    proxy: {
      '/api': 'http://localhost:8080',
    },
    historyApiFallback: true,
  },
  plugins: [
    new CleanWebpackPlugin([outputDirectory]),
    new HtmlWebpackPlugin({
      template: './public/index.html',
      favicon: './public/favicon.ico',
    }),
  ],
};
*/