feat(aio): implement survey notification link (#21371)

Closes #21094

PR Close #21371

aio/scripts/_payload-limits.json

@@ -3,17 +3,17 @@
     "master": {
       "gzip7": {
         "inline": 961,
-        "main": 115381,
+        "main": 116924,
         "polyfills": 12962
       },
       "gzip9": {
         "inline": 961,
-        "main": 115186,
+        "main": 116712,
         "polyfills": 12958
       },
       "uncompressed": {
         "inline": 1602,
-        "main": 453905,
+        "main": 459119,
         "polyfills": 40264
       }
     }

aio/src/app/app.component.html

@@ -5,6 +5,19 @@
 </div>
 
 <mat-toolbar color="primary" class="app-toolbar" [class.transitioning]="isTransitioning">
+  <mat-toolbar-row class="notification-container">
+    <aio-notification
+      icon="insert_comment"
+      iconLabel="Survey"
+      buttonText="Go to survey"
+      actionUrl="https://bit.ly/angular-survey-2018"
+      notificationId="survey-january-2018"
+      expirationDate="2018-01-19"
+      (dismissed)="notificationDismissed()">
+      Help Angular by taking a <b>1 minute survey</b>!
+    </aio-notification>
+  </mat-toolbar-row>
+  <mat-toolbar-row>
     <button mat-button class="hamburger" (click)="sidenav.toggle()" title="Docs menu">
       <mat-icon svgIcon="menu"></mat-icon>
     </button>
@@ -14,6 +27,7 @@
     </a>
     <aio-top-menu *ngIf="isSideBySide" [nodes]="topMenuNodes"></aio-top-menu>
     <aio-search-box class="search-container" #searchBox (onSearch)="doSearch($event)" (onFocus)="doSearch($event)"></aio-search-box>
+  </mat-toolbar-row>
 </mat-toolbar>
 <aio-search-results #searchResultsView *ngIf="showSearchResults" [searchResults]="searchResults | async" (resultSelected)="hideSearchResults()"></aio-search-results>
 

aio/src/app/app.component.ts

@@ -6,6 +6,7 @@ import { CurrentNodes, NavigationService, NavigationNode, VersionInfo } from 'ap
 import { DocumentService, DocumentContents } from 'app/documents/document.service';
 import { Deployment } from 'app/shared/deployment.service';
 import { LocationService } from 'app/shared/location.service';
+import { NotificationComponent } from 'app/layout/notification/notification.component';
 import { ScrollService } from 'app/shared/scroll.service';
 import { SearchBoxComponent } from 'app/search/search-box/search-box.component';
 import { SearchResults } from 'app/search/interfaces';
@@ -90,6 +91,10 @@ export class AppComponent implements OnInit {
   @ViewChild(MatSidenav)
   sidenav: MatSidenav;
 
+  @ViewChild(NotificationComponent)
+  notification: NotificationComponent;
+  notificationAnimating = false;
+
   constructor(
     public deployment: Deployment,
     private documentService: DocumentService,
@@ -273,14 +278,33 @@ export class AppComponent implements OnInit {
     this.folderId = (id === 'index') ? 'home' : id.split('/', 1)[0];
   }
 
+  notificationDismissed() {
+    this.notificationAnimating = true;
+      // this should be kept in sync with the animation durations in:
+      // - aio/src/styles/2-modules/_notification.scss
+      // - aio/src/app/layout/notification/notification.component.ts
+      setTimeout(() => this.notificationAnimating = false, 250);
+    this.updateHostClasses();
+  }
+
   updateHostClasses() {
     const mode = `mode-${this.deployment.mode}`;
     const sideNavOpen = `sidenav-${this.sidenav.opened ? 'open' : 'closed'}`;
     const pageClass = `page-${this.pageId}`;
     const folderClass = `folder-${this.folderId}`;
     const viewClasses = Object.keys(this.currentNodes || {}).map(view => `view-${view}`).join(' ');
+    const notificationClass = `aio-notification-${this.notification.showNotification}`;
+    const notificationAnimatingClass = this.notificationAnimating ? 'aio-notification-animating' : '';
 
-    this.hostClasses = `${mode} ${sideNavOpen} ${pageClass} ${folderClass} ${viewClasses}`;
+    this.hostClasses = [
+      mode,
+      sideNavOpen,
+      pageClass,
+      folderClass,
+      viewClasses,
+      notificationClass,
+      notificationAnimatingClass
+    ].join(' ');
   }
 
   updateHostClassesForDoc(doc: DocumentContents) {

aio/src/app/app.module.ts

@@ -34,8 +34,10 @@ import { NavItemComponent } from 'app/layout/nav-item/nav-item.component';
 import { ScrollService } from 'app/shared/scroll.service';
 import { ScrollSpyService } from 'app/shared/scroll-spy.service';
 import { SearchBoxComponent } from 'app/search/search-box/search-box.component';
+import { NotificationComponent } from 'app/layout/notification/notification.component';
 import { TocComponent } from 'app/layout/toc/toc.component';
 import { TocService } from 'app/shared/toc.service';
+import { CurrentDateToken, currentDateProvider } from 'app/shared/current-date';
 import { WindowToken, windowProvider } from 'app/shared/window';
 
 import { EmbedComponentsModule } from 'app/embed-components/embed-components.module';
@@ -65,6 +67,30 @@ export const svgIconProviders = [
                  'viewBox="0 0 24 24"><path d="M3 18h18v-2H3v2zm0-5h18v-2H3v2zm0-7v2h18V6H3z"/></svg>'
     },
     multi: true
+  },
+  {
+    provide: SVG_ICONS,
+    useValue: {
+      name: 'insert_comment',
+      svgSource:
+      '<svg fill="#FFFFFF" height="24" viewBox="0 0 24 24" width="24" xmlns="http://www.w3.org/2000/svg">' +
+        '<path d="M20 2H4c-1.1 0-2 .9-2 2v12c0 1.1.9 2 2 2h14l4 4V4c0-1.1-.9-2-2-2zm-2 12H6v-2h12v2zm0-3H6V9h12v2zm0-3H6V6h12v2z"/>' +
+        '<path d="M0 0h24v24H0z" fill="none"/>' +
+      '</svg>'
+    },
+    multi: true
+  },
+  {
+    provide: SVG_ICONS,
+    useValue: {
+      name: 'close',
+      svgSource:
+      '<svg fill="#ffffff" height="24" viewBox="0 0 24 24" width="24" xmlns="http://www.w3.org/2000/svg">' +
+        '<path d="M19 6.41L17.59 5 12 10.59 6.41 5 5 6.41 10.59 12 5 17.59 6.41 19 12 13.41 17.59 19 19 17.59 13.41 12z"/>' +
+        '<path d="M0 0h24v24H0z" fill="none"/>' +
+      '</svg>'
+    },
+    multi: true
   }
 ];
 
@@ -91,6 +117,7 @@ export const svgIconProviders = [
     NavMenuComponent,
     NavItemComponent,
     SearchBoxComponent,
+    NotificationComponent,
     TocComponent,
     TopMenuComponent,
   ],
@@ -109,6 +136,7 @@ export const svgIconProviders = [
     SearchService,
     svgIconProviders,
     TocService,
+    { provide: CurrentDateToken, useFactory: currentDateProvider },
     { provide: WindowToken, useFactory: windowProvider },
 
     {

aio/src/app/layout/notification/notification.component.html

@@ -0,0 +1,9 @@
+<a href="{{actionUrl}}" class="content" (click)="dismiss()">
+  <mat-icon class="icon" [svgIcon]="icon" [attr.aria-label]="iconLabel"></mat-icon>
+  <span class="message"><ng-content></ng-content></span>
+  <span class="action-button">{{buttonText}}</span>
+</a>
+
+<button mat-icon-button class="close-button" aria-label="Close" (click)="dismiss()">
+  <mat-icon svgIcon="close" aria-label="Dismiss notification"></mat-icon>
+</button>

aio/src/app/layout/notification/notification.component.spec.ts

@@ -0,0 +1,123 @@
+import { NoopAnimationsModule } from '@angular/platform-browser/animations';
+import { Component, NO_ERRORS_SCHEMA } from '@angular/core';
+import { ComponentFixture, TestBed } from '@angular/core/testing';
+import { By } from '@angular/platform-browser';
+import { CurrentDateToken } from 'app/shared/current-date';
+import { NotificationComponent } from './notification.component';
+import { WindowToken } from 'app/shared/window';
+
+describe('NotificationComponent', () => {
+  let element: HTMLElement;
+  let component: NotificationComponent;
+  let fixture: ComponentFixture<TestComponent>;
+
+  function configTestingModule(now = new Date('2018-01-20')) {
+    TestBed.configureTestingModule({
+      declarations: [TestComponent, NotificationComponent],
+      providers: [
+        { provide: WindowToken, useClass: MockWindow },
+        { provide: CurrentDateToken, useValue: now },
+      ],
+      imports: [NoopAnimationsModule],
+      schemas: [NO_ERRORS_SCHEMA]
+    });
+  }
+
+  function createComponent() {
+    fixture = TestBed.createComponent(TestComponent);
+    const debugElement = fixture.debugElement.query(By.directive(NotificationComponent));
+    element = debugElement.nativeElement;
+    component = debugElement.componentInstance;
+    component.ngOnInit();
+    fixture.detectChanges();
+  }
+
+  it('should display the message', () => {
+    configTestingModule();
+    createComponent();
+    expect(fixture.nativeElement.innerHTML).toContain('Help Angular by taking a <strong>1 minute survey</strong>!');
+  });
+
+  it('should display an icon', () => {
+    configTestingModule();
+    createComponent();
+    const iconElement = fixture.debugElement.query(By.css('.icon'));
+    expect(iconElement.properties['svgIcon']).toEqual('insert_comment');
+    expect(iconElement.attributes['aria-label']).toEqual('Survey');
+  });
+
+  it('should display a button', () => {
+    configTestingModule();
+    createComponent();
+    const button = fixture.debugElement.query(By.css('.action-button'));
+    expect(button.nativeElement.textContent).toEqual('Go to survey');
+  });
+
+  it('should call dismiss when the message link is clicked', () => {
+    configTestingModule();
+    createComponent();
+    spyOn(component, 'dismiss');
+    fixture.debugElement.query(By.css('a')).triggerEventHandler('click', null);
+    fixture.detectChanges();
+    expect(component.dismiss).toHaveBeenCalled();
+  });
+
+  it('should call dismiss when the close button is clicked', () => {
+    configTestingModule();
+    createComponent();
+    spyOn(component, 'dismiss');
+    fixture.debugElement.query(By.css('button')).triggerEventHandler('click', null);
+    fixture.detectChanges();
+    expect(component.dismiss).toHaveBeenCalled();
+  });
+
+  it('should hide the notification when dismiss is called', () => {
+    configTestingModule();
+    createComponent();
+    expect(component.showNotification).toBe('show');
+    component.dismiss();
+    expect(component.showNotification).toBe('hide');
+  });
+
+  it('should update localStorage key when dismiss is called', () => {
+    configTestingModule();
+    createComponent();
+    const setItemSpy: jasmine.Spy = TestBed.get(WindowToken).localStorage.setItem;
+    component.dismiss();
+    expect(setItemSpy).toHaveBeenCalledWith('aio-notification/survey-january-2018', 'hide');
+  });
+
+  it('should not show the notification if the date is after the expiry date', () => {
+    configTestingModule(new Date('2018-01-23'));
+    createComponent();
+    expect(component.showNotification).toBe('hide');
+  });
+
+  it('should not show the notification if the there is a "hide" flag in localStorage', () => {
+    configTestingModule();
+    const getItemSpy: jasmine.Spy = TestBed.get(WindowToken).localStorage.getItem;
+    getItemSpy.and.returnValue('hide');
+    createComponent();
+    expect(getItemSpy).toHaveBeenCalledWith('aio-notification/survey-january-2018');
+    expect(component.showNotification).toBe('hide');
+  });
+});
+
+@Component({
+  template: `
+  <aio-notification
+    icon="insert_comment"
+    iconLabel="Survey"
+    buttonText="Go to survey"
+    actionUrl="https://bit.ly/angular-survey-2018"
+    notificationId="survey-january-2018"
+    expirationDate="2018-01-22">
+    Help Angular by taking a <strong>1 minute survey</strong>!
+  </aio-notification>`
+})
+class TestComponent {
+}
+
+class MockWindow {
+  localStorage = jasmine.createSpyObj('localStorage', ['getItem', 'setItem']);
+}

aio/src/app/layout/notification/notification.component.ts

@@ -0,0 +1,52 @@
+import { animate, state, style, trigger, transition } from '@angular/animations';
+import { Component, EventEmitter, HostBinding, Inject, Input, OnInit, Output } from '@angular/core';
+import { CurrentDateToken } from 'app/shared/current-date';
+import { WindowToken } from 'app/shared/window';
+
+const LOCAL_STORAGE_NAMESPACE = 'aio-notification/';
+
+@Component({
+  selector: 'aio-notification',
+  templateUrl: 'notification.component.html',
+  animations: [
+    trigger('hideAnimation', [
+      state('show', style({height: '*'})),
+      state('hide', style({height: 0})),
+      // this should be kept in sync with the animation durations in:
+      // - aio/src/styles/2-modules/_notification.scss
+      // - aio/src/app/app.component.ts : notificationDismissed()
+      transition('show => hide', animate(250))
+    ])
+  ]
+})
+export class NotificationComponent implements OnInit {
+  private get localStorage() { return this.window.localStorage; }
+
+  @Input() icon: string;
+  @Input() iconLabel: string;
+  @Input() buttonText: string;
+  @Input() actionUrl: string;
+  @Input() notificationId: string;
+  @Input() expirationDate: string;
+  @Output() dismissed = new EventEmitter();
+
+  @HostBinding('@hideAnimation')
+  showNotification: 'show'|'hide';
+
+  constructor(
+    @Inject(WindowToken) private window: Window,
+    @Inject(CurrentDateToken) private currentDate: Date
+  ) {}
+
+  ngOnInit() {
+    const previouslyHidden = this.localStorage.getItem(LOCAL_STORAGE_NAMESPACE + this.notificationId) === 'hide';
+    const expired = this.currentDate > new Date(this.expirationDate);
+    this.showNotification = previouslyHidden || expired ? 'hide' : 'show';
+  }
+
+  dismiss() {
+    this.localStorage.setItem(LOCAL_STORAGE_NAMESPACE + this.notificationId, 'hide');
+    this.showNotification = 'hide';
+    this.dismissed.next();
+  }
+}

aio/src/app/shared/current-date.ts

@@ -0,0 +1,4 @@
+import { InjectionToken } from '@angular/core';
+
+export const CurrentDateToken = new InjectionToken('CurrentDate');
+export function currentDateProvider() { return new Date(); }

aio/src/styles/1-layouts/_top-menu.scss

@@ -10,9 +10,12 @@ mat-toolbar.mat-toolbar {
   right: 0;
   left: 0;
   z-index: 10;
-  padding: 0 16px 0 0;
   box-shadow: 0 2px 5px 0 rgba(0,0,0,0.30);
 
+  mat-toolbar-row {
+    padding: 0 16px 0 0;
+  }
+
   mat-icon {
     color: $white;
   }

aio/src/styles/2-modules/_modules-dir.scss

@@ -29,3 +29,4 @@
    @import 'toc';
    @import 'select-menu';
    @import 'deploy-theme';
+   @import 'notification';

aio/src/styles/2-modules/_notification.scss

@@ -0,0 +1,106 @@
+$notificationHeight: 56px;
+
+// we need to override some of the toolbar styling
+.mat-toolbar mat-toolbar-row.notification-container {
+  padding: 0;
+  height: auto;
+  overflow: hidden;
+}
+
+aio-notification {
+  background: $darkgray;
+  display: flex;
+  position: relative;
+  align-items: center;
+  width: 100%;
+  height: $notificationHeight;
+  justify-content: center;
+
+  @media (max-width: 430px) {
+    justify-content: flex-start;
+    padding-left: 10px;
+  }
+
+  .close-button {
+    position: absolute;
+    top: 0;
+    right: 0;
+    width: $notificationHeight;
+    height: $notificationHeight;
+    background: $darkgray;
+  }
+
+  .content {
+    display: flex;
+    max-width: calc(100% - #{$notificationHeight});
+    text-transform: none;
+    padding: 0;
+
+    .icon {
+      margin-right: 10px;
+      @media (max-width: 464px) {
+        display: none;
+      }
+    }
+
+    .message {
+      overflow: hidden;
+      text-overflow: ellipsis;
+    }
+
+    .action-button {
+      margin-left: 10px;
+      background: $brightred;
+      border-radius: 15px;
+      text-transform: uppercase;
+      padding: 0 10px;
+      font-size: 12px;
+      @media (max-width: 780px) {
+        display: none;
+      }
+    }
+  }
+}
+
+// Here are all the hacks to make the content and sidebars the right height
+// when the notification is visible
+.aio-notification-show {
+  .sidenav-content {
+    padding-top: 80px + $notificationHeight;
+  }
+
+  mat-sidenav.mat-sidenav.sidenav {
+    top: 56px + $notificationHeight;
+
+    @media (max-width: 600px) {
+      top: 56px + $notificationHeight;
+    }
+  }
+
+  .toc-container {
+    top: 76px + $notificationHeight;
+  }
+
+  .search-results {
+    padding-top: 68px + $notificationHeight;
+  }
+
+  &.page-home, &.page-resources, &.page-events, &.page-features, &.page-presskit, &.page-contribute  {
+    section {
+      padding-top: $notificationHeight;
+    }
+  }
+}
+
+// Animate the content when the notification bar is dismissed
+// this should be kept in sync with the animation durations in
+// - aio/src/app/layout/notification/notification.component.ts
+// - aio/src/app/app.component.ts : notificationDismissed()
+.aio-notification-animating {
+  .sidenav-content {
+    transition: padding-top 250ms ease;
+  }
+  mat-sidenav.mat-sidenav.sidenav, .toc-container {
+    transition: top 250ms ease;
+  }
+}