fix_Bilder

django/library/admin.py

@@ -1,5 +1,5 @@
 from django.contrib import admin
-from .models import QivipQuiz, QivipQuestion, QivipQuizFavorite, QuizCategory
+from .models import QivipQuiz, QivipQuestion, QivipQuizFavorite, QuestionImage, QuizCategory, QuizImage
 
 # Für das QivipQuiz Modell
 class QivipQuizAdmin(admin.ModelAdmin):
@@ -23,8 +23,17 @@ class QuizCategoryAdmin(admin.ModelAdmin):
 class QivipQuizFavoriteAdmin(admin.ModelAdmin):
     list_display = ('user', 'favorite', 'quiz')  # Welche Felder sollen in der Übersicht angezeigt werden
 
+
+class QuizImageAdmin(admin.ModelAdmin):
+     list_display = ('image',)
+
+class QuestionImageAdmin(admin.ModelAdmin):
+     list_display = ('image',)  
+
 # Registrierung der Modelle im Admin
 admin.site.register(QivipQuiz, QivipQuizAdmin)
 admin.site.register(QivipQuestion, QivipQuestionAdmin)
 admin.site.register(QuizCategory, QuizCategoryAdmin)
 admin.site.register(QivipQuizFavorite, QivipQuizFavoriteAdmin)
+admin.site.register(QuizImage, QuizImageAdmin)
+admin.site.register(QuestionImage, QuestionImageAdmin)

django/library/migrations/0050_questionimage_quizimages_alter_qivipquestion_image_and_more.py

@@ -0,0 +1,38 @@
+# Generated by Django 5.1.7 on 2025-04-22 16:04
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('library', '0049_alter_qivipquestion_image'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='QuestionImage',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('image', models.ImageField(blank=True, null=True, upload_to='question_images/', verbose_name='Bild')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='QuizImage',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('image', models.ImageField(blank=True, max_length=256, null=True, upload_to='quiz_images/', verbose_name='Bild')),
+            ],
+        ),
+        migrations.AlterField(
+            model_name='qivipquestion',
+            name='image',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='questions', to='library.questionimage'),
+        ),
+        migrations.AlterField(
+            model_name='qivipquiz',
+            name='image',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='quizzes', to='library.QuizImage'),
+        ),
+    ]

django/library/models.py

@@ -4,6 +4,15 @@ from django.utils.text import slugify
 import uuid
 from django.core.exceptions import ValidationError
 
+
+class QuizImage(models.Model):
+    image = models.ImageField(max_length=256,verbose_name="Bild", upload_to='quiz_images/', blank=True, null=True)  # Bild speichern in media/quiz_images/
+
+
+class QuestionImage(models.Model):
+     image = models.ImageField(verbose_name="Bild", upload_to="question_images/", blank=True, null=True)
+
+
 class QivipQuiz(models.Model):
     STATUS_VALUES = {
         "öffentlich": "Öffentlich",
@@ -27,7 +36,15 @@ class QivipQuiz(models.Model):
         if value.strip() == "In dem Quiz geht es um ...":
             raise ValidationError("Bitte gib eine aussagekräftige Beschreibung ein.")
 
-    image = models.ImageField(max_length=256,verbose_name="Bild", upload_to='quiz_images/', blank=True, null=True)  # Bild speichern in media/quiz_images/
+    image = models.ForeignKey(
+    QuizImage,
+    null=True,
+    blank=True,
+    on_delete=models.SET_NULL,  # Bild bleibt erhalten, selbst wenn das Quiz gelöscht wird
+    related_name="quizzes"
+    )
+
+
     uuid = models.UUIDField(default=uuid.uuid4, editable=False, unique=True)
     user_id = models.ForeignKey(User, on_delete=models.CASCADE, related_name='quiz')
     #creator = models.ForeignKey(User, on_delete=models.SET_NULL,blank=True, null=True, related_name='creator_quiz')
@@ -74,7 +91,14 @@ class QivipQuestion(models.Model):
     update_date = models.DateTimeField(auto_now=True)
     data = models.TextField()
     time_per_question = models.CharField(max_length=3, choices=list(TIME_VALUES.items()), default=30, help_text="Zeit pro Frage in Sekunden")
-    image = models.ImageField(verbose_name="Bild", upload_to="question_images/", blank=True, null=True)
+    image = models.ForeignKey(
+    QuestionImage,
+    null=True,
+    blank=True,
+    on_delete=models.SET_NULL,
+    related_name="questions"
+)
+
     def __str__(self):
         return self.data[:50]
 

django/library/views.py

@@ -6,7 +6,7 @@ from django.contrib.auth.decorators import login_required
 from django.contrib.auth.models import User
 from django.urls import reverse
 from django.contrib import messages
-from .models import QivipQuiz, QivipQuestion, QivipQuizFavorite
+from .models import QivipQuiz, QivipQuestion, QivipQuizFavorite, QuestionImage, QuizImage
 from .forms import QuizForm, QuestionForm
 import json
 from django.core.paginator import Paginator
@@ -200,7 +200,11 @@ def new_quiz(request):
         form = QuizForm(request.POST, request.FILES)
         if form.is_valid():
             quiz = form.save(commit=False)
-            quiz.image = quiz_image
+
+            uploaded_file = request.FILES["quiz_image"]
+            quiz_img = QuizImage.objects.create(image=uploaded_file)
+            quiz.image = quiz_img
+            
             quiz.user_id = request.user
             #quiz.creator = request.user
             quiz.save()
@@ -219,8 +223,10 @@ def edit_quiz(request, pk):
         form = QuizForm(request.POST, instance=quiz, files=request.FILES) 
         if form.is_valid():
             try:
-                quiz_image = request.FILES['quiz_image']
-                quiz.image=quiz_image
+                
+                uploaded_file = request.FILES["quiz_image"]
+                quiz_img = QuizImage.objects.create(image=uploaded_file)
+                quiz.image = quiz_img
                 quiz.save()
             except Exception:
                 pass
@@ -518,7 +524,15 @@ def edit_question(request, pk):
             
         question.data = json.dumps(json_data)
         question.time_per_question = request.POST.get('time_per_question', '30')
-        question.image = question_image
+        try:
+          if question_image:
+            question_img = QuestionImage.objects.create(image=question_image)  # Erstelle das QuestionImage-Objekt
+            question.image = question_img  # Weise es dem Bildfeld zu
+            question.save()
+        except:
+            pass
+
+        
         question.save()
         #return modified(request, question.quiz_id.pk)
         return redirect('library:detail_quiz', pk=question.quiz_id.pk)