webpack.config.js

const path = require('path');
const webpack = require('webpack');
const merge = require('webpack-merge');
const CheckerPlugin = require('awesome-typescript-loader').CheckerPlugin;
const ExtractTextPlugin = require('extract-text-webpack-plugin');

module.exports = (env) => {
    // Configuration in common to both client-side and server-side bundles
    const isDevBuild = !(env && env.prod);
    const sharedConfig = {
        stats: { modules: false },
        context: __dirname,
        resolve: { extensions: ['.js','.ts'] },
        output: {
            filename: '[name].js',
            publicPath: '/HarvestTheme/Content/' // Webpack dev middleware, if enabled, handles requests for this URL prefix
        },
        module: {
            rules: [
                { test: /\.ts$/, use: ['awesome-typescript-loader?silent=true', 'angular2-template-loader'] },
                { test: /\.html$/, use: 'html-loader?minimize=false' },
                //{ test: /\.css$/, use: ['to-string-loader', 'css-loader'] },
                { test: /\.css$/, use: ['to-string-loader', 'css-loader?importLoaders=1', 'postcss-loader'] },
                { test: /\.(png|jpg|jpeg|gif|svg)$/, use: 'url-loader?limit=25000' }
            ]
        },
        plugins: [new CheckerPlugin()]
    };

    // Configuration for client-side bundle suitable for running in browsers
    const clientBundleOutputDir = '/src/Orchard.Cms.Web/Themes/HarvestTheme/Content/';
    const clientBundleConfig = merge(sharedConfig, {
        entry: { 'main': './src/Orchard.Cms.Web/Themes/HarvestTheme/ClientApp/main.ts' },
        output: { path: path.join(__dirname, clientBundleOutputDir) },
        plugins: [
            new webpack.DllReferencePlugin({
                context: __dirname,
                manifest: require('./src/Orchard.Cms.Web/Themes/HarvestTheme/Content/vendor-manifest.json')
            })
        ].concat(isDevBuild ? [
            // Plugins that apply in development builds only
            new webpack.SourceMapDevToolPlugin({
                filename: '[file].map', // Remove this line if you prefer inline source maps
                moduleFilenameTemplate: path.relative(clientBundleOutputDir, '[resourcePath]') // Point sourcemap entries to the original file locations on disk
            })
        ] : [
            // Plugins that apply in production builds only
            new webpack.optimize.UglifyJsPlugin()
        ])
    });

    // Configuration for server-side (prerendering) bundle suitable for running in Node
    //const serverBundleConfig = merge(sharedConfig, {
    //    resolve: { mainFields: ['main'] },
    //    entry: { 'main-server': './ClientApp/boot-server.ts' },
    //    plugins: [
    //        new webpack.DllReferencePlugin({
    //            context: __dirname,
    //            manifest: require('./ClientApp/dist/vendorsourceTypemanifest.json'),
    //            -: 'commonjs2',
    //            name: './vendor'
    //        })
    //    ],
    //    output: {
    //        libraryTarget: 'commonjs',
    //        path: path.join(__dirname, './ClientApp/dist')
    //    },
    //    target: 'node',
    //    devtool: 'inline-source-map'
    //});

    return clientBundleConfig;
    //return [clientBundleConfig, serverBundleConfig];
};