From 7514395effd96e1a53a25e530d5c54d0daeedbd8 Mon Sep 17 00:00:00 2001
From: Philipp <dev@p-fruck.de>
Date: Mon, 3 May 2021 22:22:01 +0200
Subject: [PATCH 1/3] fixed amd dependency

---
 frontend/src/app/_services/api.service.ts | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/frontend/src/app/_services/api.service.ts b/frontend/src/app/_services/api.service.ts
index 07f7d31..0806b68 100644
--- a/frontend/src/app/_services/api.service.ts
+++ b/frontend/src/app/_services/api.service.ts
@@ -7,8 +7,7 @@ import {
   HttpResponse
 } from '@angular/common/http';
 import { Injectable } from '@angular/core';
-import { Observable, Subscription } from 'rxjs';
-import { throwError } from 'rxjs/internal/observable/throwError';
+import { Observable, Subscription, throwError } from 'rxjs';
 import { retry, catchError } from 'rxjs/operators';
 import { environment } from 'src/environments/environment';
 import {

From ede3434f07981469b6434ed46814e5976876f737 Mon Sep 17 00:00:00 2001
From: Philipp <dev@p-fruck.de>
Date: Mon, 3 May 2021 22:22:24 +0200
Subject: [PATCH 2/3] fixed delete functions

---
 frontend/src/app/_services/db.service.ts | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/frontend/src/app/_services/db.service.ts b/frontend/src/app/_services/db.service.ts
index efe2dfe..5629b9e 100644
--- a/frontend/src/app/_services/db.service.ts
+++ b/frontend/src/app/_services/db.service.ts
@@ -47,13 +47,18 @@ export class DbService extends Dexie {
     );
   }
 
-  async deleteSubject(subjectId: number): Promise<void> {
-    await this.subjects.delete(subjectId);
-    await this.flashcards.where('subjectId').equals(subjectId).delete();
+  async deleteSubject(studySmarterId: number): Promise<void> {
+    const subject = await this.subjects
+      .where('studySmarter.id')
+      .equals(studySmarterId)
+      .first();
+    if (!subject?.id) return;
+    await this.subjects.delete(subject.id);
+    await this.flashcards.where('subjectId').equals(subject.id).delete();
   }
 
-  async deleteSubjects(subjectIds: number[]): Promise<void> {
-    await Promise.all(subjectIds.map((id) => this.deleteSubject(id)));
+  async deleteSubjects(studySmarterIds: number[]): Promise<void> {
+    await Promise.all(studySmarterIds.map((id) => this.deleteSubject(id)));
   }
 
   addFlashcards(

From c4fb007dfe0edfbdd6d80ee06e17645dcd187c32 Mon Sep 17 00:00:00 2001
From: Pius Walter <pius.walter@gmx.net>
Date: Tue, 4 May 2021 10:08:33 +0200
Subject: [PATCH 3/3] Fixed typo

---
 frontend/src/app/home/flashcard/flashcard.component.html | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/frontend/src/app/home/flashcard/flashcard.component.html b/frontend/src/app/home/flashcard/flashcard.component.html
index ce47e40..ca2d136 100644
--- a/frontend/src/app/home/flashcard/flashcard.component.html
+++ b/frontend/src/app/home/flashcard/flashcard.component.html
@@ -34,7 +34,7 @@
     >
       <span *ngIf="isAnswerCorrect">Correct 🥳</span>
       <span *ngIf="!isAnswerCorrect"
-        >That was probably not quite tivial 😨</span
+        >That was probably not quite trivial 😨</span
       >
     </div>
     <div