Fixes database closed error

src/app/lib/db/app.db.ts

@@ -36,7 +36,7 @@ export class AppDb extends Dexie {
       };
       sessionStorage.setItem(StorageKey.PrivateKey, privateKey.value);
       this.Config.put(privateKey).then(() => this.initialized.next());
-    });
+    }).catch(() => {});
 
   }
 

src/app/lib/interfaces/tracking/ITrackClickEvent.ts

+export interface ITrackClickEvent {
+  action: string;
+  label: string;
+  value?: number;
+  customDimensions?: any;
+}

src/app/lib/interfaces/tracking/ITrackConversionEvent.ts

+export interface ITrackConversionEvent {
+  action: string;
+  label?: string;
+}

src/app/lib/interfaces/tracking/ITrackEvent.ts

+import { TrackingCategoryType } from '../../enums/enums';
+
+export interface ITrackEvent {
+  action: string;
+  category: TrackingCategoryType;
+  label: string;
+  value?: number;
+  customDimensions?: any;
+}

src/app/root/home/home.component.ts

@@ -17,6 +17,7 @@ import { MessageProtocol, StatusProtocol } from '../../lib/enums/Message';
 import { QuestionType } from '../../lib/enums/QuestionType';
 import { QuizState } from '../../lib/enums/QuizState';
 import { UserRole } from '../../lib/enums/UserRole';
+import { ITrackClickEvent } from '../../lib/interfaces/tracking/ITrackClickEvent';
 import { AvailableQuizzesComponent } from '../../modals/available-quizzes/available-quizzes.component';
 import { MemberApiService } from '../../service/api/member/member-api.service';
 import { QuizApiService } from '../../service/api/quiz/quiz-api.service';
@@ -31,7 +32,7 @@ import { SettingsService } from '../../service/settings/settings.service';
 import { SharedService } from '../../service/shared/shared.service';
 import { StorageService } from '../../service/storage/storage.service';
 import { ThemesService } from '../../service/themes/themes.service';
-import { ITrackClickEvent, TrackingService } from '../../service/tracking/tracking.service';
+import { TrackingService } from '../../service/tracking/tracking.service';
 import { UserService } from '../../service/user/user.service';
 
 @Component({

src/app/service/footer-bar/footer-bar.service.ts

@@ -379,7 +379,6 @@ export class FooterBarService {
       logout: true,
     },
   }, () => {
-    this.userService.logout();
   });
   public footerElemEditI18n: IFooterBarElement = new FooterbarElement({
     id: 'edit-i18n',

src/app/service/storage/storage.service.ts

@@ -2,7 +2,7 @@ import { Injectable } from '@angular/core';
 import { Observable, ReplaySubject, Subject } from 'rxjs';
 import { takeUntil } from 'rxjs/operators';
 import { AppDb } from '../../lib/db/app.db';
-import { DbName, DbState, StorageKey } from '../../lib/enums/enums';
+import { DbState, StorageKey } from '../../lib/enums/enums';
 
 @Injectable({
   providedIn: 'root',
@@ -24,7 +24,7 @@ export class StorageService {
       return this._db.initialized;
     }
 
-    return this.initDb(username || DbName.Default);
+    return this.initDb(username);
   }
 
   private initDb(dbName): Observable<void> {

src/app/service/tracking/tracking.service.ts

 import { Injectable } from '@angular/core';
 import { Angulartics2 } from 'angulartics2';
 import { TrackingCategoryType } from '../../lib/enums/enums';
+import { ITrackClickEvent } from '../../lib/interfaces/tracking/ITrackClickEvent';
+import { ITrackConversionEvent } from '../../lib/interfaces/tracking/ITrackConversionEvent';
+import { ITrackEvent } from '../../lib/interfaces/tracking/ITrackEvent';
 import { ArsnovaClickAngulartics2Piwik } from '../../shared/tracking/ArsnovaClickAngulartics2Piwik';
 
-interface ITrackEvent {
-  action: string;
-  category: TrackingCategoryType;
-  label: string;
-  value?: number;
-  customDimensions?: any;
-}
-
-export interface ITrackClickEvent {
-  action: string;
-  label: string;
-  value?: number;
-  customDimensions?: any;
-}
-
-export interface ITrackConversionEvent {
-  action: string;
-  label?: string;
-}
-
-
 @Injectable({
   providedIn: 'root',
 })
@@ -44,7 +26,9 @@ export class TrackingService {
         },
       });
     } catch (ex) {
-      console.error(ex.message);
+      if (!(ex instanceof ReferenceError)) {
+        console.error(ex.message);
+      }
     }
   }
 

src/app/service/user/user.service.ts

@@ -4,7 +4,7 @@ import { JwtHelperService } from '@auth0/angular-jwt';
 import { ReplaySubject, Subject } from 'rxjs';
 import { filter, takeUntil } from 'rxjs/operators';
 import { QuizEntity } from '../../lib/entities/QuizEntity';
-import { DbState, StorageKey } from '../../lib/enums/enums';
+import { DbName, DbState, StorageKey } from '../../lib/enums/enums';
 import { StatusProtocol } from '../../lib/enums/Message';
 import { UserRole } from '../../lib/enums/UserRole';
 import { ILoginSerialized } from '../../lib/interfaces/ILoginSerialized';
@@ -27,7 +27,7 @@ export class UserService {
       this._casTicket = null;
       this._staticLoginToken = null;
       this._staticLoginTokenContent = null;
-      this._username = null;
+      this._username = DbName.Default;
       this.deleteTokens();
     } else {
       this._staticLoginTokenContent = this.decodeToken();
@@ -88,7 +88,8 @@ export class UserService {
     private quizService: QuizService,
   ) {
 
-    this.storageService.stateNotifier.pipe(filter(type => this.username && type !== null && type !== DbState.Destroy)).subscribe((type) => {
+    this.storageService.stateNotifier.pipe(filter(type => this.username !== DbName.Default && type !== null && type !== DbState.Destroy))
+    .subscribe(() => {
 
       if (this._staticLoginTokenContent && this._staticLoginTokenContent.privateKey) {
         console.log('UserService: having static token content with private key');