add request status change api

core/apps/evaluation/views/request.py

@@ -1,3 +1,5 @@
+from django.shortcuts import get_object_or_404
+
 from django_core.mixins import BaseViewSetMixin
 from django_filters.rest_framework import DjangoFilterBackend
 from drf_spectacular.utils import extend_schema
@@ -5,6 +7,9 @@ from rest_framework.filters import OrderingFilter, SearchFilter
 from rest_framework.pagination import PageNumberPagination
 from rest_framework.permissions import AllowAny, IsAuthenticated
 from rest_framework.viewsets import ModelViewSet
+from rest_framework.response import Response
+from rest_framework.views import APIView
+from rest_framework import status
 
 from core.apps.evaluation.filters.request import EvaluationrequestFilter
 from core.apps.evaluation.models import EvaluationrequestModel
@@ -13,6 +18,7 @@ from core.apps.evaluation.serializers.request import (
     ListEvaluationrequestSerializer,
     RetrieveEvaluationrequestSerializer,
 )
+from core.apps.evaluation.choices.request import RequestStatus
 
 
 # class RequestPagination(PageNumberPagination):
@@ -128,3 +134,41 @@ class AdminEvaluationrequestView(BaseViewSetMixin, ModelViewSet):
 
     def serializer_context(self):
         return self.serializer_class(context={"request": self.request})
+
+
+@extend_schema(tags=["EvaluationRequest"])
+class EvaluationStatusChange(APIView):
+    permission_classes = [IsAuthenticated]
+
+    def post(self, request, pk):
+        if request.user.role not in [RoleChoice.ADMIN, RoleChoice.SUPERUSER]:
+            return Response({'detail': 'Forbidden'}, status=status.HTTP_403_FORBIDDEN)
+
+        evaluation = get_object_or_404(EvaluationrequestModel, pk=pk)
+
+
+        status_value = request.data.get('status')
+        if not status_value:
+            return Response({'detail': 'Status is required'}, status=status.HTTP_400_BAD_REQUEST)
+
+        valid_statuses = [
+            RequestStatus.PENDING,
+            RequestStatus.IN_PROGRESS,
+            RequestStatus.COMPLETED,
+            RequestStatus.REJECTED
+        ]
+
+        if status_value not in valid_statuses:
+            return Response(
+                {'detail': f'Invalid status. Must be one of: {valid_statuses}'},
+                status=status.HTTP_400_BAD_REQUEST
+            )
+
+        evaluation.status = status_value
+        evaluation.save()
+
+        return Response({
+            'success': True,
+            'status': evaluation.status,
+            'id': evaluation.pk
+        })