From 49c27c4c7a10dc4ca7bee2364eb38b9ed1e016f7 Mon Sep 17 00:00:00 2001
From: Alasdair Smith <ali@alasdairsmith.co.uk>
Date: Fri, 12 Jan 2018 11:41:02 +0000
Subject: [PATCH] Port webpack config from OL

---
 services/web/webpack.config.dev.js | 41 +++++++++++++++++++++++
 services/web/webpack.config.js     | 54 ++++++++++++++++++++++++++++++
 2 files changed, 95 insertions(+)
 create mode 100644 services/web/webpack.config.dev.js
 create mode 100644 services/web/webpack.config.js

diff --git a/services/web/webpack.config.dev.js b/services/web/webpack.config.dev.js
new file mode 100644
index 0000000000..316f0d15f8
--- /dev/null
+++ b/services/web/webpack.config.dev.js
@@ -0,0 +1,41 @@
+const merge = require('webpack-merge')
+
+const base = require('./webpack.config')
+
+module.exports = merge(base, {
+	// Enable source maps for dev (fast compilation, slow runtime)
+	devtool: 'cheap-module-eval-source-map',
+
+	devServer: {
+		// Disable webpack dev server auto-reload
+		inline: false,
+
+		// Expose dev server as localhost with dev box
+		host: '0.0.0.0',
+
+		// Webpack-rails default port for webpack-dev-server
+		port: 3808,
+
+		// Allow CORS
+		headers: {
+			'Access-Control-Allow-Origin': '*'
+		},
+
+		// Customise output to the (node) console
+		stats: {
+			colors: true, // Enable some coloured highlighting
+			timings: true, // Show build timing info
+			assets: true, // Show output bundles
+			warnings: true, // Show build warnings
+			// Hide some overly verbose output
+			hash: false,
+			version: false,
+			chunks: false
+		}
+	},
+
+	// Disable performance budget warnings as code is uncompressed in dev mode
+	performance: {
+		hints: false
+	}
+})
diff --git a/services/web/webpack.config.js b/services/web/webpack.config.js
new file mode 100644
index 0000000000..13b77bcacc
--- /dev/null
+++ b/services/web/webpack.config.js
@@ -0,0 +1,54 @@
+const path = require('path')
+
+module.exports = {
+	// Defines the "entry point" for the application - i.e. the file which
+	// bootstraps the application
+	entry: {
+		'rich-text': './public/frontend/rich-text.js'
+	},
+
+	// Define where and how the bundle will be output to disk
+	// Note: webpack-dev-server does not write the bundle to disk, instead it is
+	// kept in memory for speed
+	output: {
+		path: path.join(__dirname, '/public/js/frontend'),
+		// publicPath: '/frontend/',
+
+		filename: '[name].js',
+
+		// Output as UMD bundle (allows main JS to import with CJS, AMD or global
+		// style code bundles
+		libraryTarget: 'umd',
+		// Name the exported variable from output bundle
+		library: ['Frontend', '[name]']
+	},
+
+	// TODO??
+	// Defines the external modules which will be stripped out when bundling for
+	// the rails app. These modules are already loaded in the rails app
+	// environment, so we strip them out to prevent conflicts.
+	// externals: {},
+
+	// Define how file types are handled by webpack
+	module: {
+		rules: [{
+			// Pass application JS files through babel-loader, compiling to ES5
+			test: /\.js$/, // Only compile .js files
+			// Only compile application files (dependencies are in ES5 already)
+			// include: [path.join(__dirname, './public/frontend')],
+			exclude: /node_modules/,
+			use: [{
+				loader: 'babel-loader',
+				options: {
+					presets: ['env'],
+					// Configure babel-loader to cache compiled output so that subsequent
+					// compile runs are much faster
+					cacheDirectory: true
+				}
+			}]
+		}]
+	},
+
+	// TODO
+	// plugins: {}
+}
\ No newline at end of file