Documentation

week03/app/controllers/login.js

 import Controller from '@ember/controller';
 import { tracked } from '@glimmer/tracking';
-import { action } from '@ember/object'
+import { action } from '@ember/object';
 
+/**
+* Provides backend functionality for Login Route
+*/
 export default class LoginController extends Controller {
     @tracked email = '';
     @tracked password = '';
     @tracked loginInvalid = false;
     classLabel = 'is-invalid-label';
+    classInput = 'is-invalid-input';
 
+    /**
+    * Handles the user submitting the login form.
+    * Suppresses standard behaviour.
+    * Tests the email/password and updates the UI.
+    */
     @action
     login(event) {
         event.preventDefault();
         if(this.email === 'test@example.com' && this.password === 'password') {
-                this.loginInvalid = false;
-            } else {
-                this.loginInvalid = true;
-            }
+            this.loginInvalid = false;
+        } else {
+            this.loginInvalid = true;
+        }
     }
 
+    /**
+    * Handles the user typing in the email/password input fields.
+    * Resets the ''loginInvalid'' property to improve the usability.
+    */
     @action
     typing() {
         this.loginInvalid = false;