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Favoritenfunktion! #55

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This commit is contained in:
ben8
2025-04-11 18:18:34 +02:00
parent 04ce8104fe
commit 2a7e39bbd0
9 changed files with 220 additions and 12 deletions
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18
django/library/migrations/0039_qivipquizfavorite_favorite_date.py Normal file
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@@ -0,0 +1,18 @@
# Generated by Django 5.1.7 on 2025-04-11 12:40
from django.db import migrations, models
class Migration(migrations.Migration):
dependencies = [
('library', '0038_alter_qivipquizfavorite_quiz'),
]
operations = [
migrations.AddField(
model_name='qivipquizfavorite',
name='favorite_date',
field=models.DateTimeField(auto_now=True),
),
]

19
django/library/migrations/0040_alter_qivipquiz_description.py Normal file
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@@ -0,0 +1,19 @@
# Generated by Django 5.1.7 on 2025-04-11 13:15
import library.models
from django.db import migrations, models
class Migration(migrations.Migration):
dependencies = [
('library', '0039_qivipquizfavorite_favorite_date'),
]
operations = [
migrations.AlterField(
model_name='qivipquiz',
name='description',
field=models.TextField(default='In dem Quiz geht es um ...', max_length=200, validators=[library.models.QivipQuiz.validate_description], verbose_name='Beschreibung'),
),
]

34
django/library/migrations/0041_alter_qivipquiz_category_alter_qivipquiz_difficulty_and_more.py Normal file
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@@ -0,0 +1,34 @@
# Generated by Django 5.1.7 on 2025-04-11 13:21
import django.db.models.deletion
from django.db import migrations, models
class Migration(migrations.Migration):
dependencies = [
('library', '0040_alter_qivipquiz_description'),
]
operations = [
migrations.AlterField(
model_name='qivipquiz',
name='category',
field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='quiz', to='library.quizcategory', verbose_name='Kategorie'),
),
migrations.AlterField(
model_name='qivipquiz',
name='difficulty',
field=models.CharField(choices=[('1', '1'), ('2', '2'), ('3', '3'), ('4', '4'), ('5', '5'), ('nicht gesetzt', 'nicht gesetzt')], default='nicht gesetzt', help_text='1: niedrigste Schwierigkeit und 5: höchste Schwierigkeit', max_length=13, verbose_name='Schwierigkeit'),
),
migrations.AlterField(
model_name='qivipquiz',
name='image',
field=models.ImageField(blank=True, max_length=256, null=True, upload_to='quiz_images/', verbose_name='Bild'),
),
migrations.AlterField(
model_name='qivipquiz',
name='name',
field=models.CharField(max_length=75, verbose_name='Name des Quizzes'),
),
]

19
django/library/migrations/0042_qivipquiz_favorite.py Normal file
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@@ -0,0 +1,19 @@
# Generated by Django 5.1.7 on 2025-04-11 13:43
import django.db.models.deletion
from django.db import migrations, models
class Migration(migrations.Migration):
dependencies = [
('library', '0041_alter_qivipquiz_category_alter_qivipquiz_difficulty_and_more'),
]
operations = [
migrations.AddField(
model_name='qivipquiz',
name='favorite',
field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='quizzes', to='library.qivipquizfavorite'),
),
]

17
django/library/migrations/0043_remove_qivipquiz_favorite.py Normal file
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@@ -0,0 +1,17 @@
# Generated by Django 5.1.7 on 2025-04-11 15:25
from django.db import migrations
class Migration(migrations.Migration):
dependencies = [
('library', '0042_qivipquiz_favorite'),
]
operations = [
migrations.RemoveField(
model_name='qivipquiz',
name='favorite',
),
]

22
django/library/migrations/0044_remove_qivipquizfavorite_favorite_date_and_more.py Normal file
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@@ -0,0 +1,22 @@
# Generated by Django 5.1.7 on 2025-04-11 16:03
from django.db import migrations, models
class Migration(migrations.Migration):
dependencies = [
('library', '0043_remove_qivipquiz_favorite'),
]
operations = [
migrations.RemoveField(
model_name='qivipquizfavorite',
name='favorite_date',
),
migrations.AddField(
model_name='qivipquiz',
name='favorite_date',
field=models.DateTimeField(auto_now=True),
),
]

12
django/library/models.py
View File

@@ -24,7 +24,7 @@ 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, upload_to='quiz_images/', blank=True, null=True) # Bild speichern in media/quiz_images/
image = models.ImageField(max_length=256,verbose_name="Bild", upload_to='quiz_images/', blank=True, null=True) # Bild speichern in media/quiz_images/
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')
@@ -32,13 +32,14 @@ class QivipQuiz(models.Model):
creation_date = models.DateTimeField(auto_now_add=True)
update_date = models.DateTimeField(auto_now=True)
status = models.CharField(max_length=10, choices=list(STATUS_VALUES.items()), default="öffentlich")
category = models.ForeignKey('QuizCategory', related_name='quiz', on_delete=models.CASCADE)
name = models.CharField(max_length=75)
description = models.TextField(validators=[validate_description],max_length=200,blank=False, default="In dem Quiz geht es um ...")
difficulty= models.CharField(max_length=13, choices=list(DIFFICULTY_VALUES.items()), default="nicht gesetzt", help_text="1: niedrigste Schwierigkeit und 5: höchste Schwierigkeit")
category = models.ForeignKey('QuizCategory',verbose_name="Kategorie", related_name='quiz', on_delete=models.CASCADE)
name = models.CharField(max_length=75,verbose_name="Name des Quizzes")
description = models.TextField(validators=[validate_description],max_length=200,blank=False, default="In dem Quiz geht es um ...", verbose_name="Beschreibung")
difficulty= models.CharField(verbose_name="Schwierigkeit", max_length=13, choices=list(DIFFICULTY_VALUES.items()), default="nicht gesetzt", help_text="1: niedrigste Schwierigkeit und 5: höchste Schwierigkeit")
credits=models.TextField(blank=True, editable=True)
average_rating = models.FloatField(default=3.0)
rating_count = models.IntegerField(default=0)
favorite_date=models.DateTimeField(auto_now=True)
def __str__(self):
return self.name
@@ -47,6 +48,7 @@ class QivipQuizFavorite(models.Model):
user = models.ForeignKey(User, on_delete=models.CASCADE) # Verknüpfung zu User
quiz = models.ForeignKey(QivipQuiz, on_delete=models.CASCADE, related_name='favorites') # Verknüpfung zu Quiz
favorite = models.BooleanField(default=False) # Favoritenstatus
class Meta:
unique_together = ('user', 'quiz') # Sicherstellen, dass es nur ein Favorit pro User und Quiz gibt

76
django/library/views.py
View File

@@ -19,20 +19,22 @@ def overview_quiz(request):
# Filter
form = QuizFilterForm(request.GET)
try:
favorite_quizzes = QivipQuizFavorite.objects.filter(user=request.user, favorite=True)
favorite_quiz_ids = favorite_quizzes.values_list('quiz', flat=True)
favorite_quizzes_data = QivipQuizFavorite.objects.filter(user=request.user, favorite=True)
favorite_quiz_ids = favorite_quizzes_data.values_list('quiz', flat=True)
favorite_quizzes = QivipQuiz.objects.filter(id__in=favorite_quiz_ids)
except:
favorite_quizzes_data = QivipQuizFavorite.objects.none()
favorite_quizzes = QivipQuizFavorite.objects.none()
favorite_quiz_ids = favorite_quizzes.none()
favorite_quizzes = QivipQuiz.objects.none()
# Initialize querysets
if request.user.is_authenticated:
filter_my_quizzes = QivipQuiz.objects.filter(user_id=request.user).annotate(max_amout_questions=Count('questions'))
favorite_quizzes = QivipQuiz.objects.filter(id__in=favorite_quiz_ids).annotate(max_amout_questions=Count('questions'))
filter_other_quizzes = QivipQuiz.objects.exclude(user_id=request.user)
else:
favorite_quizzes = QivipQuiz.objects.none()
filter_my_quizzes = QivipQuiz.objects.none()
filter_other_quizzes = QivipQuiz.objects.all()
@@ -40,11 +42,49 @@ def overview_quiz(request):
filter_other_quizzes = filter_other_quizzes.annotate(max_amout_questions=Count('questions'))
filter_other_quizzes = filter_other_quizzes.filter(max_amout_questions__gte=1, status='öffentlich')
if form.is_valid():
search = form.cleaned_data.get('search')
username= form.cleaned_data.get('user')
max_amout_questions= form.cleaned_data.get('max_amout_questions')
min_amout_questions= form.cleaned_data.get('min_amout_questions')
filters = {}
if username:
try:
user = User.objects.get(username=username)
filters['user_id'] = user.id
except User.DoesNotExist:
favorite_quizzes = QivipQuiz.objects.none()
filter_my_quizzes = QivipQuiz.objects.none()
filter_other_quizzes=QivipQuiz.objects.none()
if search:
filters['name__icontains'] = search
if min_amout_questions:
filters['max_amout_questions__gte'] = min_amout_questions
if max_amout_questions:
filters['max_amout_questions__lte'] = max_amout_questions
try:
filter_other_quizzes = filter_other_quizzes.filter(**filters)
except:
filter_other_quizzes=QivipQuiz.objects.none()
try:
filter_my_quizzes = filter_my_quizzes.filter(**filters)
except:
filter_my_quizzes=QivipQuiz.objects.none()
try:
favorite_quizzes = favorite_quizzes.filter(**filters)
except:
favorite_quizzes=QivipQuiz.objects.none()
"""
if search: # Suche nach Namen
filter_other_quizzes = filter_other_quizzes.filter(name__icontains=search)
filter_my_quizzes = filter_my_quizzes.filter(name__icontains=search)
@@ -73,9 +113,9 @@ def overview_quiz(request):
filter_other_quizzes=filter_other_quizzes.exclude(user_id=request.user)
except:
filter_other_quizzes=filter_other_quizzes
"""
# Pagination for my quizzes
my_quizzes_paginator = Paginator(filter_my_quizzes.order_by('-creation_date'), 8) # 8 quizzes per page
try:
@@ -90,6 +130,19 @@ def overview_quiz(request):
except:
other_quizzes = other_quizzes_paginator.page(1)
# Pagination for favorite_quizzes
favorite_quizzes_paginator = Paginator(favorite_quizzes.order_by("-favorite_date"), 8) # 8 quizzes per page
try:
favorite_quizzes = favorite_quizzes_paginator.page(request.GET.get('my_page', 1))
except:
favorite_quizzes = favorite_quizzes_paginator.page(1)
context = {
'show_search': True,
'favorite_quiz_ids': favorite_quiz_ids,
@@ -100,23 +153,32 @@ def overview_quiz(request):
}
return render(request, 'library/overview_quiz.html', context)
# Neues Quiz erstellen
@login_required
def favorite_quiz(request, pk):
quiz= get_object_or_404(QivipQuiz, pk=pk)
favorite = QivipQuizFavorite.objects.filter(user=request.user, quiz=quiz).first()
if favorite:
favorite.favorite=not favorite.favorite
print(favorite.favorite)
favorite.save()
if favorite.favorite==True:
quiz.save(update_fields=['favorite_date'])
statement="Das Quiz '"+ favorite.quiz.name+ "' wurde erfolgreich zu den Favoriten hinzugefügt!"
messages.success(request,statement )
else:
statement="Das Quiz '"+ favorite.quiz.name+ "' wurde erfolgreich von den Favoriten entfernt!"
messages.error(request, statement)
else:
QivipQuizFavorite.objects.create(user=request.user, quiz=quiz, favorite=True)
return redirect('library:overview_quiz')
return redirect(request.META.get('HTTP_REFERER', 'library:overview_quiz'))
# Neues Quiz erstellen
@login_required