refactor

features/decorators.ts

@@ -1,20 +1,36 @@
+@classDecorator
 class Boat {
   @testDecorator
   color: string = 'red';
 
+  @testDecorator
   get formattedColor(): string {
     return `This boats color is ${this.color}`;
   }
 
   @logError('Something bad!')
-  pilot(): void {
-    throw new Error();
-    console.log('swish');
+  pilot(
+    @parameterDecorator speed: string,
+    @parameterDecorator generateWake: boolean
+  ): void {
+    if (speed === 'fast') {
+      console.log('swish');
+    } else {
+      console.log('nothing');
+    }
   }
 }
 
+function classDecorator(constructor: typeof Boat) {
+  console.log(constructor);
+}
+
+function parameterDecorator(target: any, key: string, index: number) {
+  console.log(key, index);
+}
+
 function testDecorator(target: any, key: string) {
-  console.log(target.color);
+  console.log(key);
 }
 
 function logError(errorMessage: string) {

features/metadata.ts

@@ -0,0 +1,26 @@
+import 'reflect-metadata';
+
+@controller
+class Plane {
+  color: string = 'red';
+
+  @get('/login')
+  fly(): void {
+    console.log('vrrrrrrr');
+  }
+}
+
+function get(path: string) {
+  return function(target: Plane, key: string) {
+    Reflect.defineMetadata('path', path, target, key);
+  };
+}
+
+function controller(target: typeof Plane) {
+  for (let key in target.prototype) {
+    const path = Reflect.getMetadata('path', target.prototype, key);
+    const middleware = Reflect.getMetadata('middleware', target.prototype, key);
+
+    router.get(path, middleware, target.prototype[key]);
+  }
+}

features/package.json

@@ -0,0 +1,15 @@
+{
+  "name": "features",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "reflect-metadata": "^0.1.13"
+  }
+}

server/build/controllers/LoginController.js

@@ -0,0 +1,23 @@
+"use strict";
+var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
+    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
+    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
+    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
+    return c > 3 && r && Object.defineProperty(target, key, r), r;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+var LoginController = /** @class */ (function () {
+    function LoginController() {
+    }
+    LoginController.prototype.getLogin = function (req, res) {
+        res.send("\n      <form method=\"POST\">\n        <div>\n          <label>Email</label>\n          <input name=\"email\" />\n        </div>\n        <div>\n          <label>Password</label>\n          <input name=\"password\" type=\"password\" />\n        </div>\n        <button>Submit</button>\n      </form>\n    ");
+    };
+    ;
+    __decorate([
+        get('/login')
+    ], LoginController.prototype, "getLogin", null);
+    LoginController = __decorate([
+        controller('/')
+    ], LoginController);
+    return LoginController;
+}());

server/build/routes/loginRoutes.js

@@ -11,9 +11,6 @@ function requireAuth(req, res, next) {
 }
 var router = express_1.Router();
 exports.router = router;
-router.get('/login', function (req, res) {
-    res.send("\n    <form method=\"POST\">\n      <div>\n        <label>Email</label>\n        <input name=\"email\" />\n      </div>\n      <div>\n        <label>Password</label>\n        <input name=\"password\" type=\"password\" />\n      </div>\n      <button>Submit</button>\n    </form>\n  ");
-});
 router.post('/login', function (req, res) {
     var _a = req.body, email = _a.email, password = _a.password;
     if (email && password && email === 'hi@hi.com' && password === 'password') {

server/src/controllers/LoginController.ts

@@ -0,0 +1,21 @@
+import { Router, Request, Response, NextFunction } from 'express';
+
+@controller('/')
+class LoginController {
+  @get('/login')
+  getLogin(req: Request, res: Response): void {
+    res.send(`
+      <form method="POST">
+        <div>
+          <label>Email</label>
+          <input name="email" />
+        </div>
+        <div>
+          <label>Password</label>
+          <input name="password" type="password" />
+        </div>
+        <button>Submit</button>
+      </form>
+    `);
+  });
+}

server/src/routes/loginRoutes.ts

@@ -16,22 +16,6 @@ function requireAuth(req: Request, res: Response, next: NextFunction): void {
 
 const router = Router();
 
-router.get('/login', (req: Request, res: Response) => {
-  res.send(`
-    <form method="POST">
-      <div>
-        <label>Email</label>
-        <input name="email" />
-      </div>
-      <div>
-        <label>Password</label>
-        <input name="password" type="password" />
-      </div>
-      <button>Submit</button>
-    </form>
-  `);
-});
-
 router.post('/login', (req: RequestWithBody, res: Response) => {
   const { email, password } = req.body;