Convert the `<hypothesis-app>` directive to a component

src/sidebar/app-controller.js

@@ -23,54 +23,55 @@ function authStateFromUserID(userid) {
 }
 
 // @ngInject
-module.exports = function AppController(
+function HypothesisAppController(
   $document, $location, $rootScope, $route, $scope,
   $window, analytics, annotationUI, auth, bridge, drafts, features, frameSync, groups,
   serviceUrl, session, settings, streamer
 ) {
+  var self = this;
 
   // This stores information about the current user's authentication status.
   // When the controller instantiates we do not yet know if the user is
   // logged-in or not, so it has an initial status of 'unknown'. This can be
   // used by templates to show an intermediate or loading state.
-  $scope.auth = {status: 'unknown'};
+  this.auth = {status: 'unknown'};
 
   // Allow all child scopes to look up feature flags as:
   //
   //     if ($scope.feature('foo')) { ... }
-  $scope.feature = features.flagEnabled;
+  this.feature = features.flagEnabled;
 
   // Allow all child scopes access to the session
-  $scope.session = session;
+  this.session = session;
 
   // App dialogs
-  $scope.accountDialog = {visible: false};
-  $scope.shareDialog = {visible: false};
-  $scope.helpPanel = {visible: false};
+  this.accountDialog = {visible: false};
+  this.shareDialog = {visible: false};
+  this.helpPanel = {visible: false};
 
   // Check to see if we're in the sidebar, or on a standalone page such as
   // the stream page or an individual annotation page.
-  $scope.isSidebar = $window.top !== $window;
-  if ($scope.isSidebar) {
+  this.isSidebar = $window.top !== $window;
+  if (this.isSidebar) {
     frameSync.connect();
   }
 
-  $scope.serviceUrl = serviceUrl;
+  this.serviceUrl = serviceUrl;
 
-  $scope.sortKey = function () {
+  this.sortKey = function () {
     return annotationUI.getState().sortKey;
   };
 
-  $scope.sortKeysAvailable = function () {
+  this.sortKeysAvailable = function () {
     return annotationUI.getState().sortKeysAvailable;
   };
 
-  $scope.setSortKey = annotationUI.setSortKey;
+  this.setSortKey = annotationUI.setSortKey;
 
   // Reload the view when the user switches accounts
   $scope.$on(events.USER_CHANGED, function (event, data) {
-    $scope.auth = authStateFromUserID(data.userid);
-    $scope.accountDialog.visible = false;
+    self.auth = authStateFromUserID(data.userid);
+    self.accountDialog.visible = false;
 
     if (!data || !data.initialLoad) {
       $route.reload();
@@ -81,10 +82,10 @@ module.exports = function AppController(
     // When the authentication status of the user is known,
     // update the auth info in the top bar and show the login form
     // after first install of the extension.
-    $scope.auth = authStateFromUserID(state.userid);
+    self.auth = authStateFromUserID(state.userid);
 
     if (!state.userid && settings.openLoginForm) {
-      $scope.login();
+      self.login();
     }
   });
 
@@ -98,23 +99,23 @@ module.exports = function AppController(
   }
 
   // Start the login flow. This will present the user with the login dialog.
-  $scope.login = function () {
+  this.login = function () {
     if (serviceConfig(settings)) {
       bridge.call(bridgeEvents.DO_LOGIN);
       return;
     }
 
-    $scope.accountDialog.visible = true;
+    self.accountDialog.visible = true;
     scrollToView('login-form');
   };
 
-  $scope.signUp = function(){
+  this.signUp = function(){
     analytics.track(analytics.events.SIGN_UP_REQUESTED);
   };
 
   // Display the dialog for sharing the current page
-  $scope.share = function () {
-    $scope.shareDialog.visible = true;
+  this.share = function () {
+    this.shareDialog.visible = true;
     scrollToView('share-dialog');
   };
 
@@ -133,7 +134,7 @@ module.exports = function AppController(
   };
 
   // Log the user out.
-  $scope.logout = function () {
+  this.logout = function () {
     if (!promptToLogout()) {
       return;
     }
@@ -141,11 +142,11 @@ module.exports = function AppController(
       $rootScope.$emit(events.ANNOTATION_DELETED, draft);
     });
     drafts.discard();
-    $scope.accountDialog.visible = false;
+    this.accountDialog.visible = false;
     session.logout();
   };
 
-  $scope.search = {
+  this.search = {
     query: function () {
       return annotationUI.getState().filterQuery;
     },
@@ -154,6 +155,12 @@ module.exports = function AppController(
     },
   };
 
-  $scope.countPendingUpdates = streamer.countPendingUpdates;
-  $scope.applyPendingUpdates = streamer.applyPendingUpdates;
+  this.countPendingUpdates = streamer.countPendingUpdates;
+  this.applyPendingUpdates = streamer.applyPendingUpdates;
+}
+
+module.exports = {
+  controller: HypothesisAppController,
+  controllerAs: 'vm',
+  template: require('./templates/app.html'),
 };

src/sidebar/app.js

@@ -60,24 +60,22 @@ function configureLocation($locationProvider) {
 
 // @ngInject
 function configureRoutes($routeProvider) {
+  // The `vm.{auth,search}` properties used in these templates come from the
+  // `<hypothesis-app>` component which hosts the router's container element.
   $routeProvider.when('/a/:id',
     {
-      template: '<annotation-viewer-content search="search"></annotation-viewer-content>',
+      template: '<annotation-viewer-content search="vm.search"></annotation-viewer-content>',
       reloadOnSearch: false,
       resolve: resolve,
     });
   $routeProvider.when('/stream',
     {
-      template: '<stream-content search="search"></stream-content>',
+      template: '<stream-content search="vm.search"></stream-content>',
       reloadOnSearch: false,
       resolve: resolve,
     });
   $routeProvider.otherwise({
-    // Trivial template for use until the other controllers are also converted
-    // to components and we can remove the router entirely.
-    //
-    // The "search" and "auth" properties are provided by "AppController".
-    template: '<sidebar-content search="search" auth="auth"></sidebar-content>',
+    template: '<sidebar-content search="vm.search" auth="vm.auth"></sidebar-content>',
     reloadOnSearch: false,
     resolve: resolve,
   });
@@ -128,7 +126,7 @@ module.exports = angular.module('h', [
 ])
 
   // The root component for the application
-  .directive('hypothesisApp', require('./directive/app'))
+  .component('hypothesisApp', require('./app-controller'))
 
   // UI components
   .component('annotation', require('./components/annotation').component)

src/sidebar/directive/app.js

@@ -2,11 +2,8 @@
 
 var AppController = require('../app-controller');
 
-module.exports = function () {
-  return {
-    restrict: 'E',
-    controller: AppController,
-    scope: {},
-    template: require('../templates/app.html'),
-  };
+module.exports = {
+  controllerAs: 'vm',
+  controller: AppController,
+  template: require('../templates/app.html'),
 };

src/sidebar/templates/app.html

 <div class="app-content-wrapper" h-branding="appBackgroundColor">
   <top-bar
-    auth="auth"
-    on-login="login()"
-    on-sign-up="signUp()"
-    on-logout="logout()"
-    on-share-page="share()"
-    on-show-help-panel="helpPanel.visible = true"
-    is-sidebar="::isSidebar"
-    pending-update-count="countPendingUpdates()"
-    on-apply-pending-updates="applyPendingUpdates()"
-    search-controller="search"
-    sort-key="sortKey()"
-    sort-keys-available="sortKeysAvailable()"
-    on-change-sort-key="setSortKey(sortKey)">
+    auth="vm.auth"
+    on-login="vm.login()"
+    on-sign-up="vm.signUp()"
+    on-logout="vm.logout()"
+    on-share-page="vm.share()"
+    on-show-help-panel="vm.helpPanel.visible = true"
+    is-sidebar="::vm.isSidebar"
+    pending-update-count="vm.countPendingUpdates()"
+    on-apply-pending-updates="vm.applyPendingUpdates()"
+    search-controller="vm.search"
+    sort-key="vm.sortKey()"
+    sort-keys-available="vm.sortKeysAvailable()"
+    on-change-sort-key="vm.setSortKey(sortKey)">
   </top-bar>
 
-  <div class="create-account-banner" ng-if="isSidebar && auth.status === 'logged-out'" ng-cloak>
+  <div class="create-account-banner" ng-if="vm.isSidebar && vm.auth.status === 'logged-out'" ng-cloak>
     To annotate this document
-    <a href="{{ serviceUrl('signup') }}" target="_blank">
+    <a href="{{ vm.serviceUrl('signup') }}" target="_blank">
       create a free account
     </a>
-    or <a href="" ng-click="login()">log in</a>
+    or <a href="" ng-click="vm.login()">log in</a>
   </div>
 
   <div class="content" ng-cloak>
     <login-form
-      ng-if="accountDialog.visible"
-      on-close="accountDialog.visible = false">
+      ng-if="vm.accountDialog.visible"
+      on-close="vm.accountDialog.visible = false">
     </login-form>
-    <sidebar-tutorial ng-if="isSidebar"></sidebar-tutorial>
+    <sidebar-tutorial ng-if="vm.isSidebar"></sidebar-tutorial>
     <share-dialog
-      ng-if="shareDialog.visible"
-      on-close="shareDialog.visible = false">
+      ng-if="vm.shareDialog.visible"
+      on-close="vm.shareDialog.visible = false">
     </share-dialog>
-    <help-panel ng-if="helpPanel.visible"
-      on-close="helpPanel.visible = false"
-      auth="auth">
+    <help-panel ng-if="vm.helpPanel.visible"
+      on-close="vm.helpPanel.visible = false"
+      auth="vm.auth">
     </help-panel>
     <main ng-view=""></main>
   </div>

src/sidebar/test/app-controller-test.js

@@ -7,8 +7,8 @@ var events = require('../events');
 var bridgeEvents = require('../../shared/bridge-events');
 var util = require('../../shared/test/util');
 
-describe('AppController', function () {
-  var $controller = null;
+describe('hypothesisApp', function () {
+  var $componentController = null;
   var $scope = null;
   var $rootScope = null;
   var fakeAnnotationMetadata = null;
@@ -35,7 +35,7 @@ describe('AppController', function () {
   var createController = function (locals) {
     locals = locals || {};
     locals.$scope = $scope;
-    return $controller('AppController', locals);
+    return $componentController('hypothesisApp', locals);
   };
 
   beforeEach(function () {
@@ -49,14 +49,14 @@ describe('AppController', function () {
 
     fakeServiceConfig = sandbox.stub();
 
-    var AppController = proxyquire('../app-controller', util.noCallThru({
+    var component = proxyquire('../app-controller', util.noCallThru({
       'angular': angular,
       './annotation-metadata': fakeAnnotationMetadata,
       './service-config': fakeServiceConfig,
     }));
 
     angular.module('h', [])
-      .controller('AppController', AppController);
+      .component('hypothesisApp', component);
   });
 
   beforeEach(angular.mock.module('h'));
@@ -140,8 +140,8 @@ describe('AppController', function () {
     $provide.value('$window', fakeWindow);
   }));
 
-  beforeEach(angular.mock.inject(function (_$controller_, _$rootScope_) {
-    $controller = _$controller_;
+  beforeEach(angular.mock.inject(function (_$componentController_, _$rootScope_) {
+    $componentController = _$componentController_;
     $rootScope = _$rootScope_;
     $scope = $rootScope.$new();
   }));
@@ -154,14 +154,14 @@ describe('AppController', function () {
 
     it('is false if the window is the top window', function () {
       fakeWindow.top = fakeWindow;
-      createController();
-      assert.isFalse($scope.isSidebar);
+      var ctrl = createController();
+      assert.isFalse(ctrl.isSidebar);
     });
 
     it('is true if the window is not the top window', function () {
       fakeWindow.top = {};
-      createController();
-      assert.isTrue($scope.isSidebar);
+      var ctrl = createController();
+      assert.isTrue(ctrl.isSidebar);
     });
   });
 
@@ -178,14 +178,14 @@ describe('AppController', function () {
   });
 
   it('auth.status is "unknown" on startup', function () {
-    createController();
-    assert.equal($scope.auth.status, 'unknown');
+    var ctrl = createController();
+    assert.equal(ctrl.auth.status, 'unknown');
   });
 
   it('sets auth.status to "logged-out" if userid is null', function () {
-    createController();
+    var ctrl = createController();
     return fakeSession.load().then(function () {
-      assert.equal($scope.auth.status, 'logged-out');
+      assert.equal(ctrl.auth.status, 'logged-out');
     });
   });
 
@@ -193,9 +193,9 @@ describe('AppController', function () {
     fakeSession.load = function () {
       return Promise.resolve({userid: 'acct:jim@hypothes.is'});
     };
-    createController();
+    var ctrl = createController();
     return fakeSession.load().then(function () {
-      assert.equal($scope.auth.status, 'logged-in');
+      assert.equal(ctrl.auth.status, 'logged-in');
     });
   });
 
@@ -203,22 +203,22 @@ describe('AppController', function () {
     fakeSession.load = function () {
       return Promise.resolve({userid: 'acct:jim@hypothes.is'});
     };
-    createController();
+    var ctrl = createController();
     return fakeSession.load().then(function () {
-      assert.equal($scope.auth.userid, 'acct:jim@hypothes.is');
-      assert.equal($scope.auth.username, 'jim');
-      assert.equal($scope.auth.provider, 'hypothes.is');
+      assert.equal(ctrl.auth.userid, 'acct:jim@hypothes.is');
+      assert.equal(ctrl.auth.username, 'jim');
+      assert.equal(ctrl.auth.provider, 'hypothes.is');
     });
   });
 
   it('updates auth when the logged-in user changes', function () {
-    createController();
+    var ctrl = createController();
     return fakeSession.load().then(function () {
       $scope.$broadcast(events.USER_CHANGED, {
         initialLoad: false,
         userid: 'acct:john@hypothes.is',
       });
-      assert.deepEqual($scope.auth, {
+      assert.deepEqual(ctrl.auth, {
         status: 'logged-in',
         userid: 'acct:john@hypothes.is',
         username: 'john',
@@ -227,19 +227,19 @@ describe('AppController', function () {
     });
   });
 
-  it('exposes the serviceUrl on the scope', function () {
-    createController();
-    assert.equal($scope.serviceUrl, fakeServiceUrl);
+  it('exposes the serviceUrl on the controller', function () {
+    var ctrl = createController();
+    assert.equal(ctrl.serviceUrl, fakeServiceUrl);
   });
 
   it('does not show login form for logged in users', function () {
-    createController();
-    assert.isFalse($scope.accountDialog.visible);
+    var ctrl = createController();
+    assert.isFalse(ctrl.accountDialog.visible);
   });
 
   it('does not show the share dialog at start', function () {
-    createController();
-    assert.isFalse($scope.shareDialog.visible);
+    var ctrl = createController();
+    assert.isFalse(ctrl.shareDialog.visible);
   });
 
   it('does not reload the view when the logged-in user changes on first load', function () {
@@ -257,8 +257,8 @@ describe('AppController', function () {
   });
 
   it('tracks sign up requests in analytics', function () {
-    createController();
-    $scope.signUp();
+    var ctrl = createController();
+    ctrl.signUp();
     assert.calledWith(fakeAnalytics.track, fakeAnalytics.events.SIGN_UP_REQUESTED);
   });
 
@@ -266,9 +266,9 @@ describe('AppController', function () {
     it('shows the login dialog if not using a third-party service', function () {
       // If no third-party annotation service is in use then it should show the
       // built-in login dialog.
-      createController();
-      $scope.login();
-      assert.equal($scope.accountDialog.visible, true);
+      var ctrl = createController();
+      ctrl.login();
+      assert.equal(ctrl.accountDialog.visible, true);
     });
 
     it('sends DO_LOGIN if a third-party service is in use', function () {
@@ -277,9 +277,9 @@ describe('AppController', function () {
       // (so that the partner site we're embedded in can do its own login
       // thing).
       fakeServiceConfig.returns({});
-      createController();
+      var ctrl = createController();
 
-      $scope.login();
+      ctrl.login();
 
       assert.equal(fakeBridge.call.callCount, 1);
       assert.isTrue(fakeBridge.call.calledWithExactly(bridgeEvents.DO_LOGIN));
@@ -288,24 +288,24 @@ describe('AppController', function () {
 
   describe('#share()', function () {
     it('shows the share dialog', function () {
-      createController();
-      $scope.share();
-      assert.equal($scope.shareDialog.visible, true);
+      var ctrl = createController();
+      ctrl.share();
+      assert.equal(ctrl.shareDialog.visible, true);
     });
   });
 
   describe('#logout()', function () {
     it('calls session.logout()', function () {
-      createController();
-      $scope.logout();
+      var ctrl = createController();
+      ctrl.logout();
       assert.called(fakeSession.logout);
     });
 
     it('prompts the user if there are drafts', function () {
       fakeDrafts.count.returns(1);
-      createController();
+      var ctrl = createController();
 
-      $scope.logout();
+      ctrl.logout();
 
       assert.equal(fakeWindow.confirm.callCount, 1);
     });
@@ -314,10 +314,10 @@ describe('AppController', function () {
       fakeDrafts.unsaved = sandbox.stub().returns(
         ['draftOne', 'draftTwo', 'draftThree']
       );
-      createController();
+      var ctrl = createController();
       $rootScope.$emit = sandbox.stub();
 
-      $scope.logout();
+      ctrl.logout();
 
       assert($rootScope.$emit.calledThrice);
       assert.deepEqual(
@@ -329,39 +329,39 @@ describe('AppController', function () {
     });
 
     it('discards draft annotations', function () {
-      createController();
+      var ctrl = createController();
 
-      $scope.logout();
+      ctrl.logout();
 
       assert(fakeDrafts.discard.calledOnce);
     });
 
     it('does not emit "annotationDeleted" if the user cancels the prompt', function () {
-      createController();
+      var ctrl = createController();
       fakeDrafts.count.returns(1);
       $rootScope.$emit = sandbox.stub();
       fakeWindow.confirm.returns(false);
 
-      $scope.logout();
+      ctrl.logout();
 
       assert($rootScope.$emit.notCalled);
     });
 
     it('does not discard drafts if the user cancels the prompt', function () {
-      createController();
+      var ctrl = createController();
       fakeDrafts.count.returns(1);
       fakeWindow.confirm.returns(false);
 
-      $scope.logout();
+      ctrl.logout();
 
       assert(fakeDrafts.discard.notCalled);
     });
 
     it('does not prompt if there are no drafts', function () {
-      createController();
+      var ctrl = createController();
       fakeDrafts.count.returns(0);
 
-      $scope.logout();
+      ctrl.logout();
 
       assert.equal(fakeWindow.confirm.callCount, 0);
     });