Simplify proxy addon example (#62)

* Simplify proxy addon example

* Undo proxy.config.js changes, add spa-with-api-simple.config.js

README.md

@@ -386,6 +386,7 @@ Listed below are some of the add-on patterns and recipes that can be found in
 - [compress](docs/addons/compress)
 - [historyApiFallback](docs/addons/history-fallback.config.js)
 - [proxy](docs/addons/proxy.config.js)
+- [spa-with-api-simple](docs/addons/spa-with-api-simple.config.js)
 - [staticOptions](docs/addons/static-content-options.config.js)
 - [useLocalIp](docs/addons/local-ip.config.js)
 

docs/addons/spa-with-api-simple.config.js

@@ -0,0 +1,37 @@
+'use strict';
+
+const path = require('path');
+
+const history = require('connect-history-api-fallback');
+const proxy = require('http-proxy-middleware');
+const convert = require('koa-connect');
+
+module.exports = {
+  entry: {
+    index: [path.resolve(__dirname, 'app.js')]
+  },
+  mode: 'development',
+  output: {
+    filename: 'output.js'
+  }
+};
+
+module.exports.serve = {
+  content: [__dirname],
+  add: (app, middleware, options) => {
+    app.use(convert(proxy('/api', { target: 'http://localhost:8081' })));
+    app.use(convert(history()));
+  }
+};
+
+// This add-on will route all incoming requests for
+// "http://localhost:8080/api/*" to "http://localhost:8081/api/*" (note the port
+// change), and all remaining requests, which would otherwise result in 404,
+// will be rewritten to serve your "index.html", which is useful for single-page
+// applications.
+// 
+// To remove the "/api" prefix when proxying the API requests, just add
+// "pathRewrite: { '^/api': '' }" to proxy's options.
+// 
+// Proxy's docs: https://github.com/chimurai/http-proxy-middleware
+// Fallback's docs: https://github.com/bripkens/connect-history-api-fallback