StudE-Backend/stude/studygroup_messages/views.py

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from django.shortcuts import render
from .models import Message
from .serializers import MessageSerializer
from rest_framework.permissions import IsAuthenticated
from rest_framework.exceptions import PermissionDenied
from rest_framework import viewsets
from student_status.models import StudentStatus
from study_groups.models import StudyGroupMembership
# Create your views here.
class MessageViewSet(viewsets.ModelViewSet):
serializer_class = MessageSerializer
permission_classes = [IsAuthenticated]
def get_object(self):
user = self.request.user
return Message.objects.get(user=user)
def get_queryset(self):
user = self.request.user
if not user.is_student:
raise PermissionDenied(
"You must be a student to view messages of your current study group"
)
# Get student_status id of the current user
student_status = StudentStatus.objects.filter(
user=user.id
).values_list('study_group', flat=True).first()
print("User ID:", user.id)
print("Student_Status ID:", student_status)
# Get the study group id
print(StudyGroupMembership.objects.all())
study_group_id_list = StudyGroupMembership.objects.filter(
user=user.id).values_list('study_group').first()
print("Study Group List:", study_group_id_list)
# Now fetch the Messages matching the study group id
messages = Message.objects.filter(study_group=study_group_id_list)
return messages
# To-do: only allow destroy of messages if message is by the same user