example(routing): adding routing example and e2e tests

Closes #2650

modules/examples/src/routing/inbox-app.ts

@@ -0,0 +1,133 @@
+import {NgIf, NgFor, EventEmitter, Component, View, Inject, Injectable} from 'angular2/angular2';
+import {RouterLink, RouteConfig, Router, RouterOutlet, Location, RouteParams} from 'angular2/router';
+import {Http} from 'angular2/http';
+import {ObservableWrapper, PromiseWrapper} from 'angular2/src/facade/async';
+
+@Injectable()
+class DbService {
+  constructor(public http: Http) {}
+
+  getData() {
+    return new Promise((resolve, reject) => {
+      ObservableWrapper.subscribe(this.http.get('./db.json', { cache: true }), (resp) => {
+        resolve(resp.json());
+      });
+    });
+  }
+
+  drafts() {
+    return PromiseWrapper.then(this.getData(), (data) => {
+      return data.filter(record => record.draft);
+    });
+  }
+
+  emails() {
+    return PromiseWrapper.then(this.getData(), (data) => {
+      return data.filter(record => !record.draft);
+    });
+  }
+
+  email(id) {
+    return PromiseWrapper.then(this.getData(), (data) => {
+      for (var i = 0; i < data.length; i++) {
+        var entry = data[i];
+        if (entry.id == id) {
+          return entry;
+        }
+      }
+    });
+  }
+}
+
+@Component({
+  selector: 'inbox-detail'
+})
+@View({
+  templateUrl: "inbox-detail.html",
+  directives: [NgFor, RouterLink]
+})
+class InboxDetailCmp {
+  id: string;
+  subject: string;
+  email: string;
+  content: string;
+  firstName: string;
+  lastName: string;
+
+  constructor(db: DbService, params: RouteParams) {
+    var id = params.get('id');
+    PromiseWrapper.then(db.email(id)).then((data) => {
+      this.setEmailRecord(data);
+    });
+  }
+
+  get fullName() {
+    return this.firstName + ' ' + this.lastName;
+  }
+
+  setEmailRecord(record) {
+    this.id        = record['id'];
+    this.subject   = record['subject'];
+    this.content   = record['content'];
+    this.email     = record['email'];
+    this.firstName = record['first-name'];
+    this.lastName  = record['last-name'];
+    this.date      = record['date'];
+  }
+}
+
+@Component({selector: 'inbox'})
+@View({
+  templateUrl: "inbox.html",
+  directives: [NgFor, RouterLink]
+})
+class InboxCmp {
+  q: string;
+  items: List = [];
+  constructor(public router: Router, db: DbService) {
+    PromiseWrapper.then(db.emails(), (emails) => {
+      this.items = emails;
+    });
+  }
+}
+
+
+@Component({selector: 'drafts'})
+@View({templateUrl: "drafts.html", directives: [NgFor, RouterLink]})
+class DraftsCmp {
+  items: List = [];
+  constructor(public router: Router, db: DbService) {
+    PromiseWrapper.then(db.drafts(), (drafts) => {
+      this.items = drafts;
+    });
+  }
+}
+
+
+@Component({
+  selector: 'inbox-app',
+  viewInjector: [DbService]
+})
+@View({
+  templateUrl: "inbox-app.html",
+  directives: [RouterOutlet, RouterLink]
+})
+@RouteConfig([
+  {path: '/', component: InboxCmp, as: 'inbox'},
+  {path: '/drafts', component: DraftsCmp, as: 'drafts'},
+  {path: '/detail/:id', component: InboxDetailCmp, as: 'detailPage'}
+])
+export class InboxApp {
+  router: Router;
+  location: Location;
+  constructor(router: Router, location: Location) {
+    this.router = router;
+    this.location = location;
+  }
+  inboxPageActive() {
+    return this.location.path() == '';
+  }
+  draftsPageActive() {
+    return this.location.path() == '/drafts';
+  }
+}