feat: snjs app groups (#468)

* feat: snjs app groups * fix: update snjs version to point to wip commit * wip: account switcher * feat: rename lock manager to auto lock service * fix: more relevant sign out copy * chore(deps): update snjs * fix: use setTimeout instead of setImmediate * feat: make account switcher expiremental feature * chore(deps): upgrade snjs
2020-09-15 10:55:32 -05:00
parent ae6ef50f88
commit 2b6abeebfc
46 changed files with 590 additions and 375 deletions
--- a/app/assets/javascripts/app.ts
+++ b/app/assets/javascripts/app.ts
@@ -7,6 +7,7 @@ import angular from 'angular';
 import { configRoutes } from './routes';

 import { ApplicationGroup } from './ui_models/application_group';
+import { AccountSwitcher } from './views/account_switcher/account_switcher';

 import {
  ApplicationGroupView,
@@ -104,6 +105,7 @@ function startApplication(
  angular
    .module('app')
    .directive('accountMenu', () => new AccountMenu())
+    .directive('accountSwitcher', () => new AccountSwitcher())
    .directive('actionsMenu', () => new ActionsMenu())
    .directive('challengeModal', () => new ChallengeModal())
    .directive('componentModal', () => new ComponentModal())
--- a/app/assets/javascripts/database.ts
+++ b/app/assets/javascripts/database.ts
@@ -1,6 +1,5 @@
-import { SNAlertService } from "@node_modules/snjs/dist/@types";
+import { SNAlertService } from "snjs/dist/@types";

-const DB_NAME = 'standardnotes';
 const STORE_NAME = 'items';
 const READ_WRITE = 'readwrite';

@@ -17,18 +16,18 @@ const DB_DELETION_BLOCKED =
 const QUOTE_EXCEEDED_ERROR = 'QuotaExceededError';

 export class Database {
-
  private locked = true
-  private alertService?: SNAlertService
  private db?: IDBDatabase

-  public deinit() {
-    this.alertService = undefined;
-    this.db = undefined;
+  constructor(
+    public databaseName: string,
+    private alertService: SNAlertService) {
+
  }

-  public setAlertService(alertService: SNAlertService) {
-    this.alertService = alertService;
+  public deinit() {
+    (this.alertService as any) = undefined;
+    this.db = undefined;
  }

  /**
@@ -51,7 +50,7 @@ export class Database {
    if (this.db) {
      return this.db;
    }
-    const request = window.indexedDB.open(DB_NAME, 1);
+    const request = window.indexedDB.open(this.databaseName, 1);
    return new Promise((resolve, reject) => {
      request.onerror = (event) => {
        const target = event!.target! as any;
@@ -181,7 +180,7 @@ export class Database {
  }

  public async clearAllPayloads(): Promise<void> {
-    const deleteRequest = window.indexedDB.deleteDatabase(DB_NAME);
+    const deleteRequest = window.indexedDB.deleteDatabase(this.databaseName);
    return new Promise((resolve, reject) => {
      deleteRequest.onerror = () => {
        reject(Error('Error deleting database.'));
--- a/app/assets/javascripts/directives/functional/selectOnFocus.ts
+++ b/app/assets/javascripts/directives/functional/selectOnFocus.ts
@@ -7,9 +7,9 @@ export function selectOnFocus($window: ng.IWindowService) {
        if (!$window.getSelection()!.toString()) {
          const input = element[0] as HTMLInputElement;
          /** Allow text to populate */
-          setImmediate(() => {
+          setTimeout(() => {
            input.setSelectionRange(0, input.value.length);
-          })
+          }, 0);
        }
      });
    }
--- a/app/assets/javascripts/directives/views/accountMenu.ts
+++ b/app/assets/javascripts/directives/views/accountMenu.ts
@@ -70,7 +70,8 @@ type AccountMenuState = {
 class AccountMenuCtrl extends PureViewCtrl<{}, AccountMenuState> {

  public appVersion: string
-  private syncStatus?: SyncOpStatus
+  /** @template */
+  syncStatus?: SyncOpStatus
  private closeFunction?: () => void

  /* @ngInject */
@@ -86,7 +87,7 @@ class AccountMenuCtrl extends PureViewCtrl<{}, AccountMenuState> {
  getInitialState() {
    return {
      appVersion: 'v' + ((window as any).electronAppVersion || this.appVersion),
-      passcodeAutoLockOptions: this.application!.getLockService().getAutoLockIntervalOptions(),
+      passcodeAutoLockOptions: this.application!.getAutolockService().getAutoLockIntervalOptions(),
      user: this.application!.getUser(),
      formData: {
        mergeLocal: true,
@@ -463,7 +464,7 @@ class AccountMenuCtrl extends PureViewCtrl<{}, AccountMenuState> {
  }

  async reloadAutoLockInterval() {
-    const interval = await this.application!.getLockService().getAutoLockInterval();
+    const interval = await this.application!.getAutolockService().getAutoLockInterval();
    this.setState({
      selectedAutoLockInterval: interval
    });
@@ -471,7 +472,7 @@ class AccountMenuCtrl extends PureViewCtrl<{}, AccountMenuState> {

  async selectAutoLockInterval(interval: number) {
    const run = async () => {
-      await this.application!.getLockService().setAutoLockInterval(interval);
+      await this.application!.getAutolockService().setAutoLockInterval(interval);
      this.reloadAutoLockInterval();
    };
    const needsPrivilege = await this.application!.privilegesService!.actionRequiresPrivilege(
--- a/app/assets/javascripts/directives/views/editorMenu.ts
+++ b/app/assets/javascripts/directives/views/editorMenu.ts
@@ -4,7 +4,7 @@ import { SNComponent, SNItem, ComponentArea } from 'snjs';
 import { isDesktopApplication } from '@/utils';
 import template from '%/directives/editor-menu.pug';
 import { PureViewCtrl } from '@Views/abstract/pure_view_ctrl';
-import { ComponentMutator } from '@node_modules/snjs/dist/@types/models';
+import { ComponentMutator } from 'snjs/dist/@types/models';

 interface EditorMenuScope {
  callback: (component: SNComponent) => void
--- a/app/assets/javascripts/directives/views/historyMenu.ts
+++ b/app/assets/javascripts/directives/views/historyMenu.ts
@@ -1,7 +1,7 @@
 import { WebDirective } from '../../types';
 import { WebApplication } from '@/ui_models/application';
 import template from '%/directives/history-menu.pug';
-import { SNItem, ItemHistoryEntry } from '@node_modules/snjs/dist/@types';
+import { SNItem, ItemHistoryEntry } from 'snjs/dist/@types';
 import { PureViewCtrl } from '@/views';
 import { ItemSessionHistory } from 'snjs/dist/@types/services/history/session/item_session_history';
 import { RemoteHistoryList, RemoteHistoryListEntry } from 'snjs/dist/@types/services/history/history_manager';
--- a/app/assets/javascripts/directives/views/privilegesManagementModal.ts
+++ b/app/assets/javascripts/directives/views/privilegesManagementModal.ts
@@ -3,7 +3,7 @@ import { WebApplication } from '@/ui_models/application';
 import template from '%/directives/privileges-management-modal.pug';
 import { PrivilegeCredential, ProtectedAction, SNPrivileges, PrivilegeSessionLength } from 'snjs';
 import { PureViewCtrl } from '@Views/abstract/pure_view_ctrl';
-import { PrivilegeMutator } from '@node_modules/snjs/dist/@types/models';
+import { PrivilegeMutator } from 'snjs/dist/@types/models';

 type DisplayInfo = {
  label: string
--- a/app/assets/javascripts/directives/views/revisionPreviewModal.ts
+++ b/app/assets/javascripts/directives/views/revisionPreviewModal.ts
@@ -8,7 +8,7 @@ import {
  ComponentArea
 } from 'snjs';
 import template from '%/directives/revision-preview-modal.pug';
-import { PayloadContent } from '@node_modules/snjs/dist/@types/protocol/payloads/generator';
+import { PayloadContent } from 'snjs/dist/@types/protocol/payloads/generator';
 import { confirmDialog } from '@/services/alertService';

 interface RevisionPreviewScope {
--- a/app/assets/javascripts/services/autolock_service.ts
+++ b/app/assets/javascripts/services/autolock_service.ts
@@ -1,3 +1,4 @@
+import { ApplicationGroup } from './../ui_models/application_group';
 import { WebApplication } from '@/ui_models/application';
 import { isDesktopApplication } from '@/utils';
 import { AppStateEvent } from '@/ui_models/app_state';
@@ -12,7 +13,7 @@ const LOCK_INTERVAL_ONE_HOUR = 3600 * MILLISECONDS_PER_SECOND;

 const STORAGE_KEY_AUTOLOCK_INTERVAL = "AutoLockIntervalKey";

-export class LockManager {
+export class AutolockService {

  private application: WebApplication
  private unsubState: any
@@ -21,11 +22,13 @@ export class LockManager {
  private lockAfterDate?: Date
  private lockTimeout?: any

-  constructor(application: WebApplication) {
+  constructor(
+    application: WebApplication
+  ) {
    this.application = application;
-    setImmediate(() => {
+    setTimeout(() => {
      this.observeVisibility();
-    });
+    }, 0);
  }

  observeVisibility() {
@@ -50,6 +53,10 @@ export class LockManager {
    }
  }

+  private lockApplication() {
+    this.application.lock();
+  }
+
  async setAutoLockInterval(interval: number) {
    return this.application!.setValue(
      STORAGE_KEY_AUTOLOCK_INTERVAL,
@@ -118,7 +125,7 @@ export class LockManager {
        this.lockAfterDate &&
        new Date() > this.lockAfterDate
      ) {
-        this.application.lock();
+        this.lockApplication();
      }
      this.cancelAutoLockTimer();
    } else {
@@ -145,7 +152,7 @@ export class LockManager {
    this.lockAfterDate = addToNow(interval / MILLISECONDS_PER_SECOND);
    this.lockTimeout = setTimeout(() => {
      this.cancelAutoLockTimer();
-      this.application.lock();
+      this.lockApplication();
      this.lockAfterDate = undefined;
    }, interval);
  }
--- a/app/assets/javascripts/services/index.ts
+++ b/app/assets/javascripts/services/index.ts
@@ -2,7 +2,7 @@ export { AlertService } from './alertService';
 export { ArchiveManager } from './archiveManager';
 export { DesktopManager } from './desktopManager';
 export { KeyboardManager } from './keyboardManager';
-export { LockManager } from './lockManager';
+export { AutolockService } from './autolock_service';
 export { NativeExtManager } from './nativeExtManager';
 export { PreferencesManager } from './preferencesManager';
 export { StatusManager } from './statusManager';
--- a/app/assets/javascripts/services/nativeExtManager.ts
+++ b/app/assets/javascripts/services/nativeExtManager.ts
@@ -10,8 +10,8 @@ import {
  Copy,
  dictToArray
 } from 'snjs';
-import { PayloadContent } from '@node_modules/snjs/dist/@types/protocol/payloads/generator';
-import { ComponentPermission } from '@node_modules/snjs/dist/@types/models/app/component';
+import { PayloadContent } from 'snjs/dist/@types/protocol/payloads/generator';
+import { ComponentPermission } from 'snjs/dist/@types/models/app/component';

 /** A class for handling installation of system extensions */
 export class NativeExtManager extends ApplicationService {
--- a/app/assets/javascripts/strings.ts
+++ b/app/assets/javascripts/strings.ts
@@ -46,7 +46,7 @@ export const STRING_INVALID_IMPORT_FILE = "Unable to open file. Ensure it is a p
 export function StringImportError(errorCount: number) {
  return `Import complete. ${errorCount} items were not imported because there was an error decrypting them. Make sure the password is correct and try again.`;
 }
-export const STRING_ENTER_ACCOUNT_PASSCODE = 'Enter your application passcode to decrypt your data and unlock the application';
+export const STRING_ENTER_ACCOUNT_PASSCODE = 'Enter your application passcode to unlock the application';
 export const STRING_ENTER_ACCOUNT_PASSWORD = 'Enter your account password';
 export const STRING_ENTER_PASSCODE_FOR_MIGRATION = 'Your application passcode is required to perform an upgrade of your local data storage structure.';
 export const STRING_ENTER_PASSCODE_FOR_LOGIN_REGISTER = 'Enter your application passcode before signing in or registering';
--- a/app/assets/javascripts/types.ts
+++ b/app/assets/javascripts/types.ts
@@ -27,6 +27,10 @@ export interface PermissionsModalScope extends Partial<ng.IScope> {
  callback: (approved: boolean) => void
 }

+export interface AccountSwitcherScope extends Partial<ng.IScope> {
+  application: any
+}
+
 export type PanelPuppet = {
  onReady?: () => void
  ready?: boolean
--- a/app/assets/javascripts/ui_models/application.ts
+++ b/app/assets/javascripts/ui_models/application.ts
@@ -1,3 +1,4 @@
+import { AccountSwitcherScope } from './../types';
 import { ComponentGroup } from './component_group';
 import { EditorGroup } from '@/ui_models/editor_group';
 import { InputModalScope } from '@/directives/views/inputModal';
@@ -16,7 +17,7 @@ import { AlertService } from '@/services/alertService';
 import { WebDeviceInterface } from '@/web_device_interface';
 import {
  DesktopManager,
-  LockManager,
+  AutolockService,
  ArchiveManager,
  NativeExtManager,
  StatusManager,
@@ -27,11 +28,12 @@ import {
 import { AppState } from '@/ui_models/app_state';
 import { SNWebCrypto } from 'sncrypto/dist/sncrypto-web';
 import { Bridge } from '@/services/bridge';
+import { DeinitSource } from 'snjs/dist/@types/types';

 type WebServices = {
  appState: AppState
  desktopService: DesktopManager
-  lockService: LockManager
+  autolockService: AutolockService
  archiveService: ArchiveManager
  nativeExtService: NativeExtManager
  statusService: StatusManager
@@ -44,7 +46,6 @@ export class WebApplication extends SNApplication {

  private $compile?: ng.ICompileService
  private scope?: ng.IScope
-  private onDeinit?: (app: WebApplication) => void
  private webServices!: WebServices
  private currentAuthenticationElement?: JQLite
  public editorGroup: EditorGroup
@@ -52,38 +53,33 @@ export class WebApplication extends SNApplication {

  /* @ngInject */
  constructor(
+    deviceInterface: WebDeviceInterface,
+    identifier: string,
    $compile: ng.ICompileService,
-    $timeout: ng.ITimeoutService,
    scope: ng.IScope,
-    onDeinit: (app: WebApplication) => void,
    defaultSyncServerHost: string,
    bridge: Bridge,
  ) {
-    const deviceInterface = new WebDeviceInterface(
-      $timeout,
-      bridge
-    );
    super(
      bridge.environment,
      platformFromString(getPlatformString()),
      deviceInterface,
      new SNWebCrypto(),
      new AlertService(),
-      undefined,
+      identifier,
      undefined,
      undefined,
      defaultSyncServerHost
    );
    this.$compile = $compile;
    this.scope = scope;
-    this.onDeinit = onDeinit;
    deviceInterface.setApplication(this);
    this.editorGroup = new EditorGroup(this);
    this.componentGroup = new ComponentGroup(this);
  }

  /** @override */
-  deinit() {
+  deinit(source: DeinitSource) {
    for (const key of Object.keys(this.webServices)) {
      const service = (this.webServices as any)[key];
      if (service.deinit) {
@@ -92,8 +88,6 @@ export class WebApplication extends SNApplication {
      service.application = undefined;
    }
    this.webServices = {} as WebServices;
-    this.onDeinit!(this);
-    this.onDeinit = undefined;
    this.$compile = undefined;
    this.editorGroup.deinit();
    this.componentGroup.deinit();
@@ -102,9 +96,9 @@ export class WebApplication extends SNApplication {
    this.scope = undefined;
    /** Allow our Angular directives to be destroyed and any pending digest cycles
     * to complete before destroying the global application instance and all its services */
-    setImmediate(() => {
-      super.deinit();
-    })
+    setTimeout(() => {
+      super.deinit(source);
+    }, 0)
  }

  setWebServices(services: WebServices) {
@@ -119,8 +113,8 @@ export class WebApplication extends SNApplication {
    return this.webServices.desktopService;
  }

-  public getLockService() {
-    return this.webServices.lockService;
+  public getAutolockService() {
+    return this.webServices.autolockService;
  }

  public getArchiveService() {
@@ -257,4 +251,15 @@ export class WebApplication extends SNApplication {
    )(scope);
    angular.element(document.body).append(el);
  }
+
+  public openAccountSwitcher() {
+    const scope = this.scope!.$new(true) as Partial<AccountSwitcherScope>;
+    scope.application = this;
+    const el = this.$compile!(
+      "<account-switcher application='application' "
+      + "class='sk-modal'></account-switcher>"
+    )(scope as any);
+    angular.element(document.body).append(el);
+  }
+
 }
--- a/app/assets/javascripts/ui_models/application_group.ts
+++ b/app/assets/javascripts/ui_models/application_group.ts
@@ -1,10 +1,11 @@
+import { WebDeviceInterface } from '@/web_device_interface';
 import { WebApplication } from './application';
-import { removeFromArray } from 'snjs';
+import { ApplicationDescriptor, SNApplicationGroup, DeviceInterface } from 'snjs';
 import {
  ArchiveManager,
  DesktopManager,
  KeyboardManager,
-  LockManager,
+  AutolockService,
  NativeExtManager,
  PreferencesManager,
  StatusManager,
@@ -13,16 +14,11 @@ import {
 import { AppState } from '@/ui_models/app_state';
 import { Bridge } from '@/services/bridge';

-type AppManagerChangeCallback = () => void
-
-export class ApplicationGroup {
+export class ApplicationGroup extends SNApplicationGroup {

  $compile: ng.ICompileService
  $rootScope: ng.IRootScopeService
  $timeout: ng.ITimeoutService
-  applications: WebApplication[] = []
-  changeObservers: AppManagerChangeCallback[] = []
-  activeApplication?: WebApplication

  /* @ngInject */
  constructor(
@@ -32,46 +28,35 @@ export class ApplicationGroup {
    private defaultSyncServerHost: string,
    private bridge: Bridge,
  ) {
+    super(new WebDeviceInterface(
+      $timeout,
+      bridge
+    ));
    this.$compile = $compile;
    this.$timeout = $timeout;
    this.$rootScope = $rootScope;
-    this.onApplicationDeinit = this.onApplicationDeinit.bind(this);
-    this.createDefaultApplication();
+  }
+
+  async initialize(callback?: any) {
+    await super.initialize({
+      applicationCreator: this.createApplication
+    });

    /** FIXME(baptiste): rely on a less fragile method to detect Electron */
    if ((window as any).isElectron) {
      Object.defineProperty(window, 'desktopManager', {
-        get: () => this.activeApplication?.getDesktopService()
+        get: () => (this.primaryApplication as WebApplication).getDesktopService()
      });
    }
  }

-  private createDefaultApplication() {
-    this.activeApplication = this.createNewApplication();
-    this.applications.push(this.activeApplication!);
-    this.notifyObserversOfAppChange();
-  }
-
-  /** @callback */
-  onApplicationDeinit(application: WebApplication) {
-    removeFromArray(this.applications, application);
-    if (this.activeApplication === application) {
-      this.activeApplication = undefined;
-    }
-    if (this.applications.length === 0) {
-      this.createDefaultApplication();
-    } else {
-      this.notifyObserversOfAppChange();
-    }
-  }
-
-  private createNewApplication() {
+  private createApplication = (descriptor: ApplicationDescriptor, deviceInterface: DeviceInterface) => {
    const scope = this.$rootScope.$new(true);
    const application = new WebApplication(
+      deviceInterface as WebDeviceInterface,
+      descriptor.identifier,
      this.$compile,
-      this.$timeout,
      scope,
-      this.onApplicationDeinit,
      this.defaultSyncServerHost,
      this.bridge,
    );
@@ -90,7 +75,7 @@ export class ApplicationGroup {
      this.bridge,
    );
    const keyboardService = new KeyboardManager();
-    const lockService = new LockManager(
+    const autolockService = new AutolockService(
      application
    );
    const nativeExtService = new NativeExtManager(
@@ -108,7 +93,7 @@ export class ApplicationGroup {
      archiveService,
      desktopService,
      keyboardService,
-      lockService,
+      autolockService,
      nativeExtService,
      prefsService,
      statusService,
@@ -116,34 +101,4 @@ export class ApplicationGroup {
    });
    return application;
  }
-
-  get application() {
-    return this.activeApplication;
-  }
-
-  public getApplications() {
-    return this.applications.slice();
-  }
-
-  /**
-   * Notifies observer when the active application has changed.
-   * Any application which is no longer active is destroyed, and
-   * must be removed from the interface.
-   */
-  public addApplicationChangeObserver(callback: AppManagerChangeCallback) {
-    this.changeObservers.push(callback);
-    if (this.application) {
-      callback();
-    }
-
-    return () => {
-      removeFromArray(this.changeObservers, callback);
-    }
-  }
-
-  private notifyObserversOfAppChange() {
-    for (const observer of this.changeObservers) {
-      observer();
-    }
-  }
 }
--- a/app/assets/javascripts/ui_models/component_group.ts
+++ b/app/assets/javascripts/ui_models/component_group.ts
@@ -1,6 +1,6 @@
 import { SNComponent, ComponentArea, removeFromArray, addIfUnique } from 'snjs';
 import { WebApplication } from './application';
-import { UuidString } from '@node_modules/snjs/dist/@types/types';
+import { UuidString } from 'snjs/dist/@types/types';

 /** Areas that only allow a single component to be active */
 const SingleComponentAreas = [
--- a/app/assets/javascripts/views/abstract/pure_view_ctrl.ts
+++ b/app/assets/javascripts/views/abstract/pure_view_ctrl.ts
@@ -63,9 +63,15 @@ export class PureViewCtrl<P = CtrlProps, S = CtrlState> {
    if (!this.$timeout) {
      return;
    }
-    this.state = Object.freeze(Object.assign({}, this.state, state));
    return new Promise((resolve) => {
-      this.stateTimeout = this.$timeout(resolve);
+      this.stateTimeout = this.$timeout(() => {
+        /**
+         * State changes must be *inside* the timeout block for them to be affected in the UI
+         * Otherwise UI controllers will need to use $timeout everywhere
+         */
+        this.state = Object.freeze(Object.assign({}, this.state, state));
+        resolve();
+      });
    });
  }

--- a/app/assets/javascripts/views/account_switcher/account-switcher.pug
+++ b/app/assets/javascripts/views/account_switcher/account-switcher.pug
@@ -0,0 +1,32 @@
+.sk-modal-background(ng-click="ctrl.dismiss()")
+#account-switcher.sk-modal-content
+  .sn-component
+    .sk-menu-panel#menu-panel
+      .sk-menu-panel-header
+        .sk-menu-panel-column
+          .sk-menu-panel-header-title Account Switcher
+        .sk-menu-panel-column
+          a.sk-label.info(ng-click='ctrl.addNewApplication()') Add Account
+      .sk-menu-panel-row(
+        ng-repeat='descriptor in ctrl.state.descriptors track by descriptor.identifier'
+        ng-click='ctrl.selectDescriptor(descriptor)'
+        )
+        .sk-menu-panel-column.stretch
+          .left
+            .sk-menu-panel-column(ng-if='descriptor.identifier == ctrl.activeApplication.identifier')
+              .sk-circle.small.success
+            .sk-menu-panel-column.stretch
+              input.sk-label.clickable(
+                ng-model='descriptor.label'
+                ng-disabled='descriptor != ctrl.state.editingDescriptor'
+                ng-keyup='$event.keyCode == 13 && ctrl.submitRename($event)',
+                ng-attr-id='input-{{descriptor.identifier}}'
+                spellcheck="false"
+                )
+              .sk-sublabel(ng-if='descriptor.identifier == ctrl.activeApplication.identifier')
+                | Current Application
+            .sk-menu-panel-column(ng-if='descriptor.identifier == ctrl.activeApplication.identifier')
+              .sk-button.success(
+                ng-click='ctrl.renameDescriptor($event, descriptor)'
+                )
+                .sk-label Rename
--- a/app/assets/javascripts/views/account_switcher/account_switcher.ts
+++ b/app/assets/javascripts/views/account_switcher/account_switcher.ts
@@ -0,0 +1,105 @@
+import { ApplicationGroup } from '@/ui_models/application_group';
+import { WebApplication } from '@/ui_models/application';
+import template from './account-switcher.pug';
+import {
+  ApplicationDescriptor,
+} from 'snjs';
+import { PureViewCtrl } from '@Views/abstract/pure_view_ctrl';
+import { WebDirective } from '@/types';
+
+class AccountSwitcherCtrl extends PureViewCtrl<{}, {
+  descriptors: ApplicationDescriptor[];
+  editingDescriptor?: ApplicationDescriptor
+}> {
+  private $element: JQLite
+  application!: WebApplication
+  private removeAppGroupObserver: any;
+  /** @template */
+  activeApplication!: WebApplication
+
+  /* @ngInject */
+  constructor(
+    $element: JQLite,
+    $timeout: ng.ITimeoutService,
+    private mainApplicationGroup: ApplicationGroup
+  ) {
+    super($timeout);
+    this.$element = $element;
+    this.removeAppGroupObserver = mainApplicationGroup.addApplicationChangeObserver(() => {
+      this.activeApplication = mainApplicationGroup.primaryApplication as WebApplication;
+      this.reloadApplications();
+    });
+  }
+
+  $onInit() {
+    super.$onInit();
+  }
+
+  reloadApplications() {
+    this.setState({
+      descriptors: this.mainApplicationGroup.getDescriptors()
+    })
+  }
+
+  /** @template */
+  addNewApplication() {
+    this.dismiss();
+    this.mainApplicationGroup.addNewApplication();
+  }
+
+  /** @template */
+  selectDescriptor(descriptor: ApplicationDescriptor) {
+    this.dismiss();
+    this.mainApplicationGroup.loadApplicationForDescriptor(descriptor);
+  }
+
+  inputForDescriptor(descriptor: ApplicationDescriptor) {
+    return document.getElementById(`input-${descriptor.identifier}`);
+  }
+
+  /** @template */
+  renameDescriptor($event: Event, descriptor: ApplicationDescriptor) {
+    $event.stopPropagation();
+    this.setState({ editingDescriptor: descriptor }).then(() => {
+      const input = this.inputForDescriptor(descriptor);
+      input?.focus();
+    })
+  }
+
+  /** @template */
+  submitRename() {
+    this.mainApplicationGroup.renameDescriptor(
+      this.state.editingDescriptor!,
+      this.state.editingDescriptor!.label
+    )
+    this.setState({ editingDescriptor: undefined });
+  }
+
+  deinit() {
+    (this.application as any) = undefined;
+    super.deinit();
+    this.removeAppGroupObserver();
+    this.removeAppGroupObserver = undefined;
+  }
+
+  dismiss() {
+    const elem = this.$element;
+    const scope = elem.scope();
+    scope.$destroy();
+    elem.remove();
+  }
+}
+
+export class AccountSwitcher extends WebDirective {
+  constructor() {
+    super();
+    this.restrict = 'E';
+    this.template = template;
+    this.controller = AccountSwitcherCtrl;
+    this.controllerAs = 'ctrl';
+    this.bindToController = true;
+    this.scope = {
+      application: '='
+    };
+  }
+}
--- a/app/assets/javascripts/views/application/application-view.pug
+++ b/app/assets/javascripts/views/application/application-view.pug
@@ -15,3 +15,12 @@
    ng-if='!self.state.needsUnlock && self.state.ready'
    application='self.application'
    )
+
+  svg(data-ionicons="5.1.2", style="display: none")
+    symbol#people-circle-outline.ionicon(viewbox="0 0 512 512")
+      path(d="M256 464c-114.69 0-208-93.31-208-208S141.31 48 256 48s208 93.31 208 208-93.31 208-208 208zm0-384c-97 0-176 79-176 176s79 176 176 176 176-78.95 176-176S353.05 80 256 80z")
+      path(d="M323.67 292c-17.4 0-34.21-7.72-47.34-21.73a83.76 83.76 0 01-22-51.32c-1.47-20.7 4.88-39.75 17.88-53.62S303.38 144 323.67 144c20.14 0 38.37 7.62 51.33 21.46s19.47 33 18 53.51a84 84 0 01-22 51.3C357.86 284.28 341.06 292 323.67 292zm55.81-74zM163.82 295.36c-29.76 0-55.93-27.51-58.33-61.33-1.23-17.32 4.15-33.33 15.17-45.08s26.22-18 43.15-18 32.12 6.44 43.07 18.14 16.5 27.82 15.25 45c-2.44 33.77-28.6 61.27-58.31 61.27zM420.37 355.28c-1.59-4.7-5.46-9.71-13.22-14.46-23.46-14.33-52.32-21.91-83.48-21.91-30.57 0-60.23 7.9-83.53 22.25-26.25 16.17-43.89 39.75-51 68.18-1.68 6.69-4.13 19.14-1.51 26.11a192.18 192.18 0 00232.75-80.17zM163.63 401.37c7.07-28.21 22.12-51.73 45.47-70.75a8 8 0 00-2.59-13.77c-12-3.83-25.7-5.88-42.69-5.88-23.82 0-49.11 6.45-68.14 18.17-5.4 3.33-10.7 4.61-14.78 5.75a192.84 192.84 0 0077.78 86.64l1.79-.14a102.82 102.82 0 013.16-20.02z")
+
+    symbol#layers-sharp.ionicon(viewbox="0 0 512 512")
+      path(d="M480 150L256 48 32 150l224 104 224-104zM255.71 392.95l-144.81-66.2L32 362l224 102 224-102-78.69-35.3-145.6 66.25z")
+      path(d="M480 256l-75.53-33.53L256.1 290.6l-148.77-68.17L32 256l224 102 224-102z")
--- a/app/assets/javascripts/views/application/application_view.ts
+++ b/app/assets/javascripts/views/application/application_view.ts
@@ -14,7 +14,7 @@ import {
  STRING_DEFAULT_FILE_ERROR
 } from '@/strings';
 import { PureViewCtrl } from '@Views/abstract/pure_view_ctrl';
-import { PermissionDialog } from '@node_modules/snjs/dist/@types/services/component_manager';
+import { PermissionDialog } from 'snjs/dist/@types/services/component_manager';
 import { alertDialog } from '@/services/alertService';

 class ApplicationViewCtrl extends PureViewCtrl {
--- a/app/assets/javascripts/views/application_group/application-group-view.pug
+++ b/app/assets/javascripts/views/application_group/application-group-view.pug
@@ -1,4 +1,5 @@
 application-view(
  ng-repeat='application in self.applications',
+  ng-if='application == self.activeApplication'
  application='application'
 )
--- a/app/assets/javascripts/views/application_group/application_group_view.ts
+++ b/app/assets/javascripts/views/application_group/application_group_view.ts
@@ -7,7 +7,8 @@ class ApplicationGroupViewCtrl {

  private $timeout: ng.ITimeoutService
  private applicationGroup: ApplicationGroup
-  public applications: WebApplication[] = []
+  applications!: WebApplication[]
+  activeApplication!: WebApplication

  /* @ngInject */
  constructor(
@@ -19,11 +20,13 @@ class ApplicationGroupViewCtrl {
    this.applicationGroup.addApplicationChangeObserver(() => {
      this.reload();
    });
+    this.applicationGroup.initialize();
  }

  reload() {
    this.$timeout(() => {
-      this.applications = this.applicationGroup.getApplications();
+      this.activeApplication = this.applicationGroup.primaryApplication as WebApplication;
+      this.applications = this.applicationGroup.getApplications() as WebApplication[];
    });
  }
 }
@@ -33,7 +36,7 @@ export class ApplicationGroupView extends WebDirective {
    super();
    this.template = template;
    this.controller = ApplicationGroupViewCtrl;
-    this.replace = true;
+    this.replace = false;
    this.controllerAs = 'self';
    this.bindToController = true;
  }
--- a/app/assets/javascripts/views/footer/footer-view.pug
+++ b/app/assets/javascripts/views/footer/footer-view.pug
@@ -70,7 +70,7 @@
        .sk-spinner.small
      .sk-app-bar-item(ng-if='ctrl.offline')
        .sk-label Offline
-      .sk-app-bar-item(ng-click='ctrl.refreshData()', ng-if='!ctrl.offline')
+      .sk-app-bar-item(ng-click='ctrl.refreshData()' ng-if='!ctrl.offline')
        .sk-label Refresh
      .sk-app-bar-item.border(ng-if='ctrl.state.dockShortcuts.length > 0')
      .sk-app-bar-item.dock-shortcut(ng-repeat='shortcut in ctrl.state.dockShortcuts')
@@ -78,15 +78,23 @@
          ng-class="{'underline': shortcut.component.active}",
          ng-click='ctrl.selectShortcut(shortcut)'
          )
-          .div(ng-if="shortcut.icon.type == 'circle'", title='{{shortcut.name}}')
+          .div(ng-if="shortcut.icon.type == 'circle'" title='{{shortcut.name}}')
            .sk-circle.small(
              ng-style="{'background-color': shortcut.icon.background_color, 'border-color': shortcut.icon.border_color}"
              )
-          .div(ng-if="shortcut.icon.type == 'svg'", title='{{shortcut.name}}')
+          .div(ng-if="shortcut.icon.type == 'svg'" title='{{shortcut.name}}')
            .svg-item(
              elem-ready='ctrl.initSvgForShortcut(shortcut)',
              ng-attr-id='dock-svg-{{shortcut.component.uuid}}'
              )
+      .sk-app-bar-item.border(ng-if='ctrl.state.hasAccountSwitcher')
+      .sk-app-bar-item(
+        ng-if='ctrl.state.hasAccountSwitcher'
+        ng-click='ctrl.openAccountSwitcher()',
+        )
+        #account-switcher-icon(ng-class='{"alone": !ctrl.state.hasPasscode}')
+          svg.info.ionicon
+            use(href="#layers-sharp")
      .sk-app-bar-item.border(ng-if='ctrl.state.hasPasscode')
      #lock-item.sk-app-bar-item(
        ng-click='ctrl.lockApp()',
--- a/app/assets/javascripts/views/footer/footer_view.ts
+++ b/app/assets/javascripts/views/footer/footer_view.ts
@@ -1,3 +1,4 @@
+import { ApplicationGroup } from '@/ui_models/application_group';
 import { FooterStatus, WebDirective } from '@/types';
 import { dateToLocalizedString, preventRefreshing } from '@/utils';
 import {
@@ -11,7 +12,7 @@ import {
  ComponentAction,
  topLevelCompare,
  CollectionSort,
-  ComponentMutator,
+  ComponentMutator
 } from 'snjs';
 import template from './footer-view.pug';
 import { AppStateEvent, EventSource } from '@/ui_models/app_state';
@@ -22,6 +23,14 @@ import {
 } from '@/strings';
 import { PureViewCtrl } from '@Views/abstract/pure_view_ctrl';

+/**
+ * Disable before production release.
+ * Anyone who used the beta will still have access to
+ * the account switcher in production via local storage flag
+ */
+const ACCOUNT_SWITCHER_ENABLED = true;
+const ACCOUNT_SWITCHER_FEATURE_KEY = 'account_switcher';
+
 type DockShortcut = {
  name: string,
  component: SNComponent,
@@ -37,8 +46,8 @@ class FooterViewCtrl extends PureViewCtrl<{}, {
  hasPasscode: boolean;
  dataUpgradeAvailable: boolean;
  dockShortcuts: DockShortcut[];
+  hasAccountSwitcher: boolean
 }> {
-
  private $rootScope: ng.IRootScopeService
  private rooms: SNComponent[] = []
  private themesWithIcons: SNTheme[] = []
@@ -66,6 +75,7 @@ class FooterViewCtrl extends PureViewCtrl<{}, {
  constructor(
    $rootScope: ng.IRootScopeService,
    $timeout: ng.ITimeoutService,
+    private mainApplicationGroup: ApplicationGroup
  ) {
    super($timeout);
    this.$rootScope = $rootScope;
@@ -92,11 +102,22 @@ class FooterViewCtrl extends PureViewCtrl<{}, {

  $onInit() {
    super.$onInit();
-    this.application!.getStatusService().addStatusObserver((string: string) => {
+    this.application.getStatusService().addStatusObserver((string: string) => {
      this.$timeout(() => {
        this.arbitraryStatusMessage = string;
      });
    });
+    this.loadAccountSwitcherState();
+  }
+
+  loadAccountSwitcherState() {
+    const stringValue = localStorage.getItem(ACCOUNT_SWITCHER_FEATURE_KEY);
+    if (!stringValue && ACCOUNT_SWITCHER_ENABLED) {
+      /** Enable permanently for this user so they don't lose the feature after its disabled */
+      localStorage.setItem(ACCOUNT_SWITCHER_FEATURE_KEY, JSON.stringify(true));
+    }
+    const hasAccountSwitcher = stringValue ? JSON.parse(stringValue) : ACCOUNT_SWITCHER_ENABLED;
+    this.setState({ hasAccountSwitcher });
  }

  getInitialState() {
@@ -105,17 +126,24 @@ class FooterViewCtrl extends PureViewCtrl<{}, {
      dataUpgradeAvailable: false,
      hasPasscode: false,
      dockShortcuts: [],
+      descriptors: this.mainApplicationGroup.getDescriptors(),
+      hasAccountSwitcher: false
    };
  }

  reloadUpgradeStatus() {
-    this.application!.checkForSecurityUpdate().then((available) => {
+    this.application.checkForSecurityUpdate().then((available) => {
      this.setState({
        dataUpgradeAvailable: available
      });
    });
  }

+  /** @template */
+  openAccountSwitcher() {
+    this.application.openAccountSwitcher();
+  }
+
  async onAppLaunch() {
    super.onAppLaunch();
    this.reloadPasscodeStatus();
@@ -128,11 +156,11 @@ class FooterViewCtrl extends PureViewCtrl<{}, {
  }

  reloadUser() {
-    this.user = this.application!.getUser();
+    this.user = this.application.getUser();
  }

  async reloadPasscodeStatus() {
-    const hasPasscode = this.application!.hasPasscode();
+    const hasPasscode = this.application.hasPasscode();
    this.setState({
      hasPasscode: hasPasscode
    });
@@ -157,23 +185,23 @@ class FooterViewCtrl extends PureViewCtrl<{}, {
        this.closeAccountMenu();
      }
    } else if (eventName === AppStateEvent.BeganBackupDownload) {
-      this.backupStatus = this.application!.getStatusService().addStatusFromString(
+      this.backupStatus = this.application.getStatusService().addStatusFromString(
        "Saving local backup..."
      );
    } else if (eventName === AppStateEvent.EndedBackupDownload) {
      if (data.success) {
-        this.backupStatus = this.application!.getStatusService().replaceStatusWithString(
+        this.backupStatus = this.application.getStatusService().replaceStatusWithString(
          this.backupStatus!,
          "Successfully saved backup."
        );
      } else {
-        this.backupStatus = this.application!.getStatusService().replaceStatusWithString(
+        this.backupStatus = this.application.getStatusService().replaceStatusWithString(
          this.backupStatus!,
          "Unable to save local backup."
        );
      }
      this.$timeout(() => {
-        this.backupStatus = this.application!.getStatusService().removeStatus(this.backupStatus!);
+        this.backupStatus = this.application.getStatusService().removeStatus(this.backupStatus!);
      }, 2000);
    }
  }
@@ -199,7 +227,7 @@ class FooterViewCtrl extends PureViewCtrl<{}, {
    } else if (eventName === ApplicationEvent.CompletedFullSync) {
      if (!this.didCheckForOffline) {
        this.didCheckForOffline = true;
-        if (this.offline && this.application!.getNoteCount() === 0) {
+        if (this.offline && this.application.getNoteCount() === 0) {
          this.showAccountMenu = true;
        }
      }
@@ -230,10 +258,10 @@ class FooterViewCtrl extends PureViewCtrl<{}, {
      }
    )

-    this.observerRemovers.push(this.application!.streamItems(
+    this.observerRemovers.push(this.application.streamItems(
      ContentType.Component,
      async () => {
-        const components = this.application!.getItems(ContentType.Component) as SNComponent[];
+        const components = this.application.getItems(ContentType.Component) as SNComponent[];
        this.rooms = components.filter((candidate) => {
          return candidate.area === ComponentArea.Rooms && !candidate.deleted;
        });
@@ -244,10 +272,10 @@ class FooterViewCtrl extends PureViewCtrl<{}, {
      }
    ));

-    this.observerRemovers.push(this.application!.streamItems(
+    this.observerRemovers.push(this.application.streamItems(
      ContentType.Theme,
      async () => {
-        const themes = this.application!.getDisplayableItems(ContentType.Theme) as SNTheme[];
+        const themes = this.application.getDisplayableItems(ContentType.Theme) as SNTheme[];
        this.themesWithIcons = themes;
        this.reloadDockShortcuts();
      }
@@ -255,14 +283,14 @@ class FooterViewCtrl extends PureViewCtrl<{}, {
  }

  registerComponentHandler() {
-    this.unregisterComponent = this.application!.componentManager!.registerHandler({
+    this.unregisterComponent = this.application.componentManager!.registerHandler({
      identifier: 'room-bar',
      areas: [ComponentArea.Rooms, ComponentArea.Modal],
      actionHandler: (component, action, data) => {
        if (action === ComponentAction.SetSize) {
          /** Do comparison to avoid repetitive calls by arbitrary component */
          if (!topLevelCompare(component.getLastSize(), data)) {
-            this.application!.changeItem<ComponentMutator>(component.uuid, (mutator) => {
+            this.application.changeItem<ComponentMutator>(component.uuid, (mutator) => {
              mutator.setLastSize(data);
            })
          }
@@ -288,7 +316,7 @@ class FooterViewCtrl extends PureViewCtrl<{}, {
     * then closing it after a short delay.
     */
    const extWindow = this.rooms.find((room) => {
-      return room.package_info.identifier === this.application!
+      return room.package_info.identifier === this.application
        .getNativeExtService().extManagerId;
    });
    if (!extWindow) {
@@ -305,17 +333,17 @@ class FooterViewCtrl extends PureViewCtrl<{}, {
  }

  updateOfflineStatus() {
-    this.offline = this.application!.noAccount();
+    this.offline = this.application.noAccount();
  }

  async openSecurityUpdate() {
    preventRefreshing(STRING_CONFIRM_APP_QUIT_DURING_UPGRADE, async () => {
-      await this.application!.performProtocolUpgrade();
+      await this.application.performProtocolUpgrade();
    });
  }

  findErrors() {
-    this.hasError = this.application!.getSyncStatus().hasError();
+    this.hasError = this.application.getSyncStatus().hasError();
  }

  accountMenuPressed() {
@@ -332,12 +360,12 @@ class FooterViewCtrl extends PureViewCtrl<{}, {
  }

  lockApp() {
-    this.application!.lock();
+    this.application.lock();
  }

  refreshData() {
    this.isRefreshing = true;
-    this.application!.sync({
+    this.application.sync({
      queueStrategy: SyncQueueStrategy.ForceSpawnNew,
      checkIntegrity: true
    }).then((response) => {
@@ -345,7 +373,7 @@ class FooterViewCtrl extends PureViewCtrl<{}, {
        this.isRefreshing = false;
      }, 200);
      if (response && response.error) {
-        this.application!.alertService!.alert(
+        this.application.alertService!.alert(
          STRING_GENERIC_SYNC_ERROR
        );
      } else {
@@ -355,7 +383,7 @@ class FooterViewCtrl extends PureViewCtrl<{}, {
  }

  syncUpdated() {
-    this.lastSyncDate = dateToLocalizedString(this.application!.getLastSyncDate()!);
+    this.lastSyncDate = dateToLocalizedString(this.application.getLastSyncDate()!);
  }

  onNewUpdateAvailable() {
@@ -364,7 +392,7 @@ class FooterViewCtrl extends PureViewCtrl<{}, {

  clickedNewUpdateAnnouncement() {
    this.newUpdateAvailable = false;
-    this.application!.alertService!.alert(
+    this.application.alertService!.alert(
      STRING_NEW_UPDATE_READY
    );
  }
@@ -409,7 +437,7 @@ class FooterViewCtrl extends PureViewCtrl<{}, {
  }

  selectShortcut(shortcut: DockShortcut) {
-    this.application!.toggleComponent(shortcut.component);
+    this.application.toggleComponent(shortcut.component);
  }

  onRoomDismiss(room: SNComponent) {
@@ -430,12 +458,12 @@ class FooterViewCtrl extends PureViewCtrl<{}, {
    };

    if (!this.roomShowState[room.uuid]) {
-      const requiresPrivilege = await this.application!.privilegesService!
+      const requiresPrivilege = await this.application.privilegesService!
        .actionRequiresPrivilege(
          ProtectedAction.ManageExtensions
        );
      if (requiresPrivilege) {
-        this.application!.presentPrivilegesModal(
+        this.application.presentPrivilegesModal(
          ProtectedAction.ManageExtensions,
          run
        );
@@ -448,7 +476,7 @@ class FooterViewCtrl extends PureViewCtrl<{}, {
  }

  clickOutsideAccountMenu() {
-    if (this.application && this.application!.authenticationInProgress()) {
+    if (this.application && this.application.authenticationInProgress()) {
      return;
    }
    this.showAccountMenu = false;
--- a/app/assets/javascripts/views/notes/notes_view.ts
+++ b/app/assets/javascripts/views/notes/notes_view.ts
@@ -20,7 +20,7 @@ import {
  NoteSortKey,
  notePassesFilter
 } from './note_utils';
-import { UuidString } from '@node_modules/snjs/dist/@types/types';
+import { UuidString } from 'snjs/dist/@types/types';

 type NotesState = {
  panelTitle: string
--- a/app/assets/javascripts/web_device_interface.ts
+++ b/app/assets/javascripts/web_device_interface.ts
@@ -1,10 +1,10 @@
-import { DeviceInterface, getGlobalScope, SNApplication } from 'snjs';
+import { DeviceInterface, getGlobalScope, SNApplication, ApplicationIdentifier } from 'snjs';
 import { Database } from '@/database';
 import { Bridge } from './services/bridge';

 export class WebDeviceInterface extends DeviceInterface {

-  private database: Database
+  private databases: Database[] = []

  constructor(
    timeout: any,
@@ -14,16 +14,23 @@ export class WebDeviceInterface extends DeviceInterface {
      timeout || setTimeout.bind(getGlobalScope()),
      setInterval.bind(getGlobalScope())
    );
-    this.database = new Database();
  }

  setApplication(application: SNApplication) {
-    this.database.setAlertService(application.alertService!);
+    const database = new Database(application.identifier, application.alertService!);
+    this.databases.push(database);
+  }
+
+  private databaseForIdentifier(identifier: ApplicationIdentifier) {
+    return this.databases.find(database => database.databaseName === identifier)!;
  }

  deinit() {
    super.deinit();
-    this.database.deinit();
+    for(const database of this.databases) {
+      database.deinit();
+    }
+    this.databases = [];
  }

  async getRawStorageValue(key: string) {
@@ -53,10 +60,10 @@ export class WebDeviceInterface extends DeviceInterface {
    localStorage.clear();
  }

-  async openDatabase() {
-    this.database.unlock();
+  async openDatabase(identifier: ApplicationIdentifier) {
+    this.databaseForIdentifier(identifier).unlock();
    return new Promise((resolve, reject) => {
-      this.database.openDatabase(() => {
+      this.databaseForIdentifier(identifier).openDatabase(() => {
        resolve({ isNewDatabase: true });
      }).then(() => {
        resolve({ isNewDatabase: false });
@@ -66,63 +73,51 @@ export class WebDeviceInterface extends DeviceInterface {
    }) as Promise<{ isNewDatabase?: boolean } | undefined>;
  }

-  private getDatabaseKeyPrefix() {
-    if (this.namespace) {
-      return `${this.namespace}-item-`;
-    } else {
-      return `item-`;
-    }
+  async getAllRawDatabasePayloads(identifier: ApplicationIdentifier) {
+    return this.databaseForIdentifier(identifier).getAllPayloads();
  }

-  private keyForPayloadId(id: string) {
-    return `${this.getDatabaseKeyPrefix()}${id}`;
+  async saveRawDatabasePayload(payload: any, identifier: ApplicationIdentifier) {
+    return this.databaseForIdentifier(identifier).savePayload(payload);
  }

-  async getAllRawDatabasePayloads() {
-    return this.database.getAllPayloads();
+  async saveRawDatabasePayloads(payloads: any[], identifier: ApplicationIdentifier) {
+    return this.databaseForIdentifier(identifier).savePayloads(payloads);
  }

-  async saveRawDatabasePayload(payload: any) {
-    return this.database.savePayload(payload);
+  async removeRawDatabasePayloadWithId(id: string, identifier: ApplicationIdentifier) {
+    return this.databaseForIdentifier(identifier).deletePayload(id);
  }

-  async saveRawDatabasePayloads(payloads: any[]) {
-    return this.database.savePayloads(payloads);
+  async removeAllRawDatabasePayloads(identifier: ApplicationIdentifier) {
+    return this.databaseForIdentifier(identifier).clearAllPayloads();
  }

-  async removeRawDatabasePayloadWithId(id: string) {
-    return this.database.deletePayload(id);
-  }
-
-  async removeAllRawDatabasePayloads() {
-    return this.database.clearAllPayloads();
-  }
-
-  async getNamespacedKeychainValue() {
+  async getNamespacedKeychainValue(identifier: ApplicationIdentifier) {
    const keychain = await this.getRawKeychainValue();
    if (!keychain) {
      return;
    }
-    return keychain[this.namespace!.identifier];
+    return keychain[identifier];
  }

-  async setNamespacedKeychainValue(value: any) {
+  async setNamespacedKeychainValue(value: any, identifier: ApplicationIdentifier) {
    let keychain = await this.getRawKeychainValue();
    if (!keychain) {
      keychain = {};
    }
    this.bridge.setKeychainValue({
      ...keychain,
-      [this.namespace!.identifier]: value
+      [identifier]: value
    });
  }

-  async clearNamespacedKeychainValue() {
+  async clearNamespacedKeychainValue(identifier: ApplicationIdentifier) {
    const keychain = await this.getRawKeychainValue();
    if (!keychain) {
      return;
    }
-    delete keychain[this.namespace!.identifier];
+    delete keychain[identifier];
    this.bridge.setKeychainValue(keychain);
  }

--- a/app/assets/stylesheets/_footer.scss
+++ b/app/assets/stylesheets/_footer.scss
@@ -31,18 +31,28 @@
    border-bottom: 2px solid var(--sn-stylekit-info-color);
  }

-  svg {
+  .ionicon {
    width: 12px;
    height: 12px;
-    fill: var(--sn-stylekit-foreground-color);
+    fill: var(--sn-stylekit-secondary-foreground-color);

    &:hover {
-      fill: var(--sn-stylekit-info-color);
+      fill: var(--sn-stylekit-info-color) !important;
+      color: var(--sn-stylekit-info-color) !important;
    }
  }
 }

-#account-panel, #sync-resolution-menu {
+#account-switcher-icon {
+  // When this icon is alone in the footer bar, it is displayed with too little
+  // padding on the right, possibly due to the fact it is a raw SVG.
+  &.alone {
+    margin-right: 4px;
+  }
+}
+
+#account-panel,
+#sync-resolution-menu {
  width: 400px;
 }

--- a/app/assets/stylesheets/_ionicons.scss
+++ b/app/assets/stylesheets/_ionicons.scss
@@ -12,22 +12,30 @@
  Modified icons to fit ionicon’s grid from original.
 */
@font-face {
-  font-family: "Ionicons";
-  src: url("../fonts/ionicons.eot?v=2.0.0");
-  src: url("../fonts/ionicons.eot?v=2.0.1#iefix") format("embedded-opentype"),
-       url("../fonts/ionicons.ttf?v=2.0.1") format("truetype"),
-       url("../fonts/ionicons.woff?v=2.0.1") format("woff"),
-       url("../fonts/ionicons.svg?v=2.0.1#Ionicons") format("svg");
+  font-family: 'Ionicons';
+  src: url('../fonts/ionicons.eot?v=2.0.0');
+  src: url('../fonts/ionicons.eot?v=2.0.1#iefix') format('embedded-opentype'),
+    url('../fonts/ionicons.ttf?v=2.0.1') format('truetype'),
+    url('../fonts/ionicons.woff?v=2.0.1') format('woff'),
+    url('../fonts/ionicons.svg?v=2.0.1#Ionicons') format('svg');
  font-weight: normal;
  font-style: normal;
 }

+.ionicon-fill-none {
+  fill: none;
+}
+.ionicon-stroke-width {
+  stroke-width: 32px;
+}
+
+
 .ion,
 .ionicons,
 .ion-locked:before,
 .ion-plus:before {
  display: inline-block;
-  font-family: "Ionicons";
+  font-family: 'Ionicons';
  speak: none;
  font-style: normal;
  font-weight: normal;
@@ -41,11 +49,11 @@
 }

 .ion-locked:before {
-  content: "\f200";
+  content: '\f200';
 }

 .ion-plus:before {
-  content: "\f218";
+  content: '\f218';
 }

 /*# sourceMappingURL=ionicons.css.map */
--- a/app/assets/stylesheets/_modals.scss
+++ b/app/assets/stylesheets/_modals.scss
@@ -25,6 +25,22 @@
  }
 }

+#account-switcher {
+  min-width: 400px;
+  max-width: 580px;
+  input, input:disabled {
+    width: 100%;
+    border: none;
+    background-color: transparent !important;
+    color: inherit;
+    margin-left: -2px;
+  }
+
+  input.clickable:hover {
+    cursor: pointer;
+  }
+}
+
 #privileges-modal {
  min-width: 400px;
  max-width: 700px;
@@ -50,7 +66,8 @@
    background-color: var(--sn-stylekit-background-color);
    color: var(--sn-stylekit-contrast-foreground-color);

-    th, td {
+    th,
+    td {
      padding: 6px 13px;
      border: 1px solid var(--sn-stylekit-contrast-border-color);
    }
@@ -157,9 +174,9 @@
    padding-bottom: 0;
    min-width: 300px;

-    -webkit-box-shadow: 0px 2px 35px 0px rgba(0,0,0,0.19);
-    -moz-box-shadow: 0px 2px 35px 0px rgba(0,0,0,0.19);
-    box-shadow: 0px 2px 35px 0px rgba(0,0,0,0.19);
+    -webkit-box-shadow: 0px 2px 35px 0px rgba(0, 0, 0, 0.19);
+    -moz-box-shadow: 0px 2px 35px 0px rgba(0, 0, 0, 0.19);
+    box-shadow: 0px 2px 35px 0px rgba(0, 0, 0, 0.19);
  }
 }

--- a/app/assets/templates/directives/account-menu.pug
+++ b/app/assets/templates/directives/account-menu.pug
@@ -343,4 +343,4 @@
              !self.state.formData.showLogin &&
              !self.state.formData.showRegister`
            )
-          | {{ self.state.user ? "Sign out and clear local data" : "Clear all local data" }}
+          | {{ self.state.user ? "Sign out" : "Clear session data" }}
--- a/dist/@types/app/assets/javascripts/database.d.ts
+++ b/dist/@types/app/assets/javascripts/database.d.ts
@@ -1,10 +1,11 @@
-import { SNAlertService } from "@node_modules/snjs/dist/@types";
+import { SNAlertService } from "snjs/dist/@types";
 export declare class Database {
+    databaseName: string;
+    private alertService;
    private locked;
-    private alertService?;
    private db?;
+    constructor(databaseName: string, alertService: SNAlertService);
    deinit(): void;
-    setAlertService(alertService: SNAlertService): void;
    /**
     * Relinquishes the lock and allows db operations to proceed
     */
--- a/dist/@types/app/assets/javascripts/services/alertService.d.ts
+++ b/dist/@types/app/assets/javascripts/services/alertService.d.ts
@@ -18,5 +18,5 @@ export declare class AlertService implements SNAlertService {
     */
    alert(text: string, title?: string, closeButtonText?: string): Promise<void>;
    confirm(text: string, title?: string, confirmButtonText?: string, confirmButtonType?: ButtonType, cancelButtonText?: string): Promise<boolean>;
-    blockingDialog(text: string): () => void;
+    blockingDialog(text: string, title?: string): () => void;
 }
--- a/dist/@types/app/assets/javascripts/services/autolock_service.d.ts
+++ b/dist/@types/app/assets/javascripts/services/autolock_service.d.ts
@@ -0,0 +1,27 @@
+import { WebApplication } from '@/ui_models/application';
+export declare class AutolockService {
+    private application;
+    private unsubState;
+    private pollFocusInterval;
+    private lastFocusState?;
+    private lockAfterDate?;
+    private lockTimeout?;
+    constructor(application: WebApplication);
+    observeVisibility(): void;
+    deinit(): void;
+    private lockApplication;
+    setAutoLockInterval(interval: number): Promise<void>;
+    getAutoLockInterval(): Promise<any>;
+    /**
+     *  Verify document is in focus every so often as visibilitychange event is
+     *  not triggered on a typical window blur event but rather on tab changes.
+     */
+    beginWebFocusPolling(): void;
+    getAutoLockIntervalOptions(): {
+        value: number;
+        label: string;
+    }[];
+    documentVisibilityChanged(visible: boolean): Promise<void>;
+    beginAutoLockTimer(): Promise<void>;
+    cancelAutoLockTimer(): void;
+}
--- a/dist/@types/app/assets/javascripts/services/index.d.ts
+++ b/dist/@types/app/assets/javascripts/services/index.d.ts
@@ -2,7 +2,7 @@ export { AlertService } from './alertService';
 export { ArchiveManager } from './archiveManager';
 export { DesktopManager } from './desktopManager';
 export { KeyboardManager } from './keyboardManager';
-export { LockManager } from './lockManager';
+export { AutolockService } from './autolock_service';
 export { NativeExtManager } from './nativeExtManager';
 export { PreferencesManager } from './preferencesManager';
 export { StatusManager } from './statusManager';
--- a/dist/@types/app/assets/javascripts/services/nativeExtManager.d.ts
+++ b/dist/@types/app/assets/javascripts/services/nativeExtManager.d.ts
@@ -1,5 +1,5 @@
 import { SNPredicate, ApplicationService } from 'snjs';
-import { PayloadContent } from '@node_modules/snjs/dist/@types/protocol/payloads/generator';
+import { PayloadContent } from 'snjs/dist/@types/protocol/payloads/generator';
 /** A class for handling installation of system extensions */
 export declare class NativeExtManager extends ApplicationService {
    extManagerId: string;
--- a/dist/@types/app/assets/javascripts/strings.d.ts
+++ b/dist/@types/app/assets/javascripts/strings.d.ts
@@ -32,9 +32,10 @@ export declare const STRING_GENERATING_LOGIN_KEYS = "Generating Login Keys...";
 export declare const STRING_GENERATING_REGISTER_KEYS = "Generating Account Keys...";
 export declare const STRING_INVALID_IMPORT_FILE = "Unable to open file. Ensure it is a proper JSON file and try again.";
 export declare function StringImportError(errorCount: number): string;
-export declare const STRING_ENTER_ACCOUNT_PASSCODE = "Enter your application passcode";
+export declare const STRING_ENTER_ACCOUNT_PASSCODE = "Enter your application passcode to unlock the application";
 export declare const STRING_ENTER_ACCOUNT_PASSWORD = "Enter your account password";
 export declare const STRING_ENTER_PASSCODE_FOR_MIGRATION = "Your application passcode is required to perform an upgrade of your local data storage structure.";
+export declare const STRING_ENTER_PASSCODE_FOR_LOGIN_REGISTER = "Enter your application passcode before signing in or registering";
 export declare const STRING_STORAGE_UPDATE = "Storage Update";
 export declare const STRING_AUTHENTICATION_REQUIRED = "Authentication Required";
 export declare const STRING_UNSUPPORTED_BACKUP_FILE_VERSION = "This backup file was created using an unsupported version of the application and cannot be imported here. Please update your application and try again.";
--- a/dist/@types/app/assets/javascripts/types.d.ts
+++ b/dist/@types/app/assets/javascripts/types.d.ts
@@ -28,6 +28,9 @@ export interface PermissionsModalScope extends Partial<ng.IScope> {
    permissionsString: string;
    callback: (approved: boolean) => void;
 }
+export interface AccountSwitcherScope extends Partial<ng.IScope> {
+    application: any;
+}
 export declare type PanelPuppet = {
    onReady?: () => void;
    ready?: boolean;
--- a/dist/@types/app/assets/javascripts/ui_models/application.d.ts
+++ b/dist/@types/app/assets/javascripts/ui_models/application.d.ts
@@ -3,13 +3,15 @@ import { ComponentGroup } from './component_group';
 import { EditorGroup } from '@/ui_models/editor_group';
 import { PasswordWizardType } from '@/types';
 import { SNApplication, Challenge, ProtectedAction } from 'snjs';
-import { DesktopManager, LockManager, ArchiveManager, NativeExtManager, StatusManager, ThemeManager, PreferencesManager, KeyboardManager } from '@/services';
+import { WebDeviceInterface } from '@/web_device_interface';
+import { DesktopManager, AutolockService, ArchiveManager, NativeExtManager, StatusManager, ThemeManager, PreferencesManager, KeyboardManager } from '@/services';
 import { AppState } from '@/ui_models/app_state';
 import { Bridge } from '@/services/bridge';
+import { DeinitSource } from 'snjs/dist/@types/types';
 declare type WebServices = {
    appState: AppState;
    desktopService: DesktopManager;
-    lockService: LockManager;
+    autolockService: AutolockService;
    archiveService: ArchiveManager;
    nativeExtService: NativeExtManager;
    statusService: StatusManager;
@@ -20,18 +22,17 @@ declare type WebServices = {
 export declare class WebApplication extends SNApplication {
    private $compile?;
    private scope?;
-    private onDeinit?;
    private webServices;
    private currentAuthenticationElement?;
    editorGroup: EditorGroup;
    componentGroup: ComponentGroup;
-    constructor($compile: ng.ICompileService, $timeout: ng.ITimeoutService, scope: ng.IScope, onDeinit: (app: WebApplication) => void, defaultSyncServerHost: string, bridge: Bridge);
+    constructor(deviceInterface: WebDeviceInterface, identifier: string, $compile: ng.ICompileService, scope: ng.IScope, defaultSyncServerHost: string, bridge: Bridge);
    /** @override */
-    deinit(): void;
+    deinit(source: DeinitSource): void;
    setWebServices(services: WebServices): void;
    getAppState(): AppState;
    getDesktopService(): DesktopManager;
-    getLockService(): LockManager;
+    getAutolockService(): AutolockService;
    getArchiveService(): ArchiveManager;
    getNativeExtService(): NativeExtManager;
    getStatusService(): StatusManager;
@@ -47,5 +48,6 @@ export declare class WebApplication extends SNApplication {
    authenticationInProgress(): boolean;
    presentPasswordModal(callback: () => void): void;
    presentRevisionPreviewModal(uuid: string, content: any): void;
+    openAccountSwitcher(): void;
 }
 export {};
--- a/dist/@types/app/assets/javascripts/ui_models/application_group.d.ts
+++ b/dist/@types/app/assets/javascripts/ui_models/application_group.d.ts
@@ -1,29 +1,13 @@
 /// <reference types="angular" />
-import { WebApplication } from './application';
+import { SNApplicationGroup } from 'snjs';
 import { Bridge } from '@/services/bridge';
-declare type AppManagerChangeCallback = () => void;
-export declare class ApplicationGroup {
+export declare class ApplicationGroup extends SNApplicationGroup {
    private defaultSyncServerHost;
    private bridge;
    $compile: ng.ICompileService;
    $rootScope: ng.IRootScopeService;
    $timeout: ng.ITimeoutService;
-    applications: WebApplication[];
-    changeObservers: AppManagerChangeCallback[];
-    activeApplication?: WebApplication;
    constructor($compile: ng.ICompileService, $rootScope: ng.IRootScopeService, $timeout: ng.ITimeoutService, defaultSyncServerHost: string, bridge: Bridge);
-    private createDefaultApplication;
-    /** @callback */
-    onApplicationDeinit(application: WebApplication): void;
-    private createNewApplication;
-    get application(): WebApplication | undefined;
-    getApplications(): WebApplication[];
-    /**
-     * Notifies observer when the active application has changed.
-     * Any application which is no longer active is destroyed, and
-     * must be removed from the interface.
-     */
-    addApplicationChangeObserver(callback: AppManagerChangeCallback): () => void;
-    private notifyObserversOfAppChange;
+    initialize(callback?: any): Promise<void>;
+    private createApplication;
 }
-export {};
--- a/dist/@types/app/assets/javascripts/ui_models/component_group.d.ts
+++ b/dist/@types/app/assets/javascripts/ui_models/component_group.d.ts
@@ -1,6 +1,6 @@
 import { SNComponent, ComponentArea } from 'snjs';
 import { WebApplication } from './application';
-import { UuidString } from '@node_modules/snjs/dist/@types/types';
+import { UuidString } from 'snjs/dist/@types/types';
 export declare class ComponentGroup {
    private application;
    changeObservers: any[];
--- a/dist/@types/app/assets/javascripts/views/account_switcher/account_switcher.d.ts
+++ b/dist/@types/app/assets/javascripts/views/account_switcher/account_switcher.d.ts
@@ -0,0 +1,4 @@
+import { WebDirective } from '@/types';
+export declare class AccountSwitcher extends WebDirective {
+    constructor();
+}
--- a/dist/@types/app/assets/javascripts/views/notes/note_utils.d.ts
+++ b/dist/@types/app/assets/javascripts/views/notes/note_utils.d.ts
@@ -1,4 +1,4 @@
-import { SNNote, SNTag } from 'snjs';
+import { SNNote } from 'snjs';
 export declare enum NoteSortKey {
    CreatedAt = "created_at",
    UserUpdatedAt = "userModifiedDate",
@@ -8,4 +8,4 @@ export declare enum NoteSortKey {
    /** @legacy Use UserUpdatedAt instead */
    ClientUpdatedAt = "client_updated_at"
 }
-export declare function notePassesFilter(note: SNNote, selectedTag: SNTag, showArchived: boolean, hidePinned: boolean, filterText: string): boolean;
+export declare function notePassesFilter(note: SNNote, showArchived: boolean, hidePinned: boolean, filterText: string): boolean;
--- a/dist/@types/app/assets/javascripts/web_device_interface.d.ts
+++ b/dist/@types/app/assets/javascripts/web_device_interface.d.ts
@@ -1,10 +1,11 @@
-import { DeviceInterface, SNApplication } from 'snjs';
+import { DeviceInterface, SNApplication, ApplicationIdentifier } from 'snjs';
 import { Bridge } from './services/bridge';
 export declare class WebDeviceInterface extends DeviceInterface {
    private bridge;
-    private database;
+    private databases;
    constructor(timeout: any, bridge: Bridge);
    setApplication(application: SNApplication): void;
+    private databaseForIdentifier;
    deinit(): void;
    getRawStorageValue(key: string): Promise<string | null>;
    getAllRawStorageKeyValues(): Promise<{
@@ -14,19 +15,17 @@ export declare class WebDeviceInterface extends DeviceInterface {
    setRawStorageValue(key: string, value: any): Promise<void>;
    removeRawStorageValue(key: string): Promise<void>;
    removeAllRawStorageValues(): Promise<void>;
-    openDatabase(): Promise<{
+    openDatabase(identifier: ApplicationIdentifier): Promise<{
        isNewDatabase?: boolean | undefined;
    } | undefined>;
-    private getDatabaseKeyPrefix;
-    private keyForPayloadId;
-    getAllRawDatabasePayloads(): Promise<any[]>;
-    saveRawDatabasePayload(payload: any): Promise<void>;
-    saveRawDatabasePayloads(payloads: any[]): Promise<void>;
-    removeRawDatabasePayloadWithId(id: string): Promise<void>;
-    removeAllRawDatabasePayloads(): Promise<void>;
-    getNamespacedKeychainValue(): Promise<any>;
-    setNamespacedKeychainValue(value: any): Promise<void>;
-    clearNamespacedKeychainValue(): Promise<void>;
+    getAllRawDatabasePayloads(identifier: ApplicationIdentifier): Promise<any[]>;
+    saveRawDatabasePayload(payload: any, identifier: ApplicationIdentifier): Promise<void>;
+    saveRawDatabasePayloads(payloads: any[], identifier: ApplicationIdentifier): Promise<void>;
+    removeRawDatabasePayloadWithId(id: string, identifier: ApplicationIdentifier): Promise<void>;
+    removeAllRawDatabasePayloads(identifier: ApplicationIdentifier): Promise<void>;
+    getNamespacedKeychainValue(identifier: ApplicationIdentifier): Promise<any>;
+    setNamespacedKeychainValue(value: any, identifier: ApplicationIdentifier): Promise<void>;
+    clearNamespacedKeychainValue(identifier: ApplicationIdentifier): Promise<void>;
    getRawKeychainValue(): Promise<any>;
    clearRawKeychainValue(): Promise<void>;
    openUrl(url: string): void;
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
  "name": "standard-notes-web",
-  "version": "3.5.0-beta3",
+  "version": "3.5.0-beta2",
  "lockfileVersion": 1,
  "requires": true,
  "dependencies": {
@@ -10956,8 +10956,8 @@
      "from": "github:standardnotes/sncrypto#8794c88daa967eaae493cd5fdec7506d52b257ad"
    },
    "snjs": {
-      "version": "github:standardnotes/snjs#a39193f71cdcf1c02a7f0fa0cb96850f07b1717f",
-      "from": "github:standardnotes/snjs#a39193f71cdcf1c02a7f0fa0cb96850f07b1717f"
+      "version": "github:standardnotes/snjs#b029e6f7da367fecc40acab6e378e40ce247505a",
+      "from": "github:standardnotes/snjs#b029e6f7da367fecc40acab6e378e40ce247505a"
    },
    "sockjs": {
      "version": "0.3.20",
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
  "name": "standard-notes-web",
-  "version": "3.5.0-beta3",
+  "version": "3.5.0-beta2",
  "license": "AGPL-3.0-or-later",
  "repository": {
    "type": "git",
@@ -11,7 +11,6 @@
    "start": "webpack-dev-server --progress --config webpack.dev.js",
    "watch": "webpack -w --config webpack.dev.js",
    "bundle": "webpack --config webpack.prod.js && npm run tsc",
-    "bundle:desktop": "webpack --config webpack.prod.js --env.platform='desktop'",
    "build": "bundle install && npm ci && bundle exec rails assets:precompile && npm run bundle",
    "submodules": "git submodule update --init --force",
    "lint": "eslint --fix app/assets/javascripts/**/*.js",
@@ -68,6 +67,6 @@
  },
  "dependencies": {
    "sncrypto": "github:standardnotes/sncrypto#8794c88daa967eaae493cd5fdec7506d52b257ad",
-    "snjs": "github:standardnotes/snjs#a39193f71cdcf1c02a7f0fa0cb96850f07b1717f"
+    "snjs": "github:standardnotes/snjs#b029e6f7da367fecc40acab6e378e40ce247505a"
  }
 }