add generation_pdf pdf , fix 500 error , install reportlab

core/apps/evaluation/views/vehicle.py

@@ -1,16 +1,19 @@
 # django core
+from django.http import HttpResponse
 from django_core.mixins import BaseViewSetMixin
-
 # swagger
 from drf_spectacular.utils import extend_schema
-
 # rest framework
 from rest_framework.permissions import AllowAny
+from rest_framework.permissions import IsAuthenticated
+from rest_framework.response import Response
+from rest_framework.views import APIView
 from rest_framework.viewsets import ReadOnlyModelViewSet
 
 # core apps
 from core.apps.evaluation.models import VehicleModel
-from core.apps.evaluation.serializers import vehicle as serialziers
+from core.apps.evaluation.serializers import vehicle as serialziers, VehicleApplicationSerializer
+from core.utils.generation_pdf import PDFService
 
 
 @extend_schema(tags=["Vehicle"])
@@ -27,3 +30,19 @@ class VehicleView(BaseViewSetMixin, ReadOnlyModelViewSet):
         "retrieve": serialziers.RetrieveVehicleSerializer,
         "create": serialziers.CreateVehicleSerializer,
     }
+
+
+@extend_schema(tags=['GenerationDocument'], request=VehicleApplicationSerializer)
+class GeneratePDFView(APIView):
+    permission_classes = [IsAuthenticated]
+
+    def post(self, request):
+        serializer = VehicleApplicationSerializer(data=request.data)
+        if not serializer.is_valid():
+            return Response(serializer.errors, status=400)
+
+        pdf_buffer = PDFService.generate_vehicle_pdf(serializer.validated_data)
+
+        response = HttpResponse(pdf_buffer, content_type='application/pdf')
+        response['Content-Disposition'] = 'attachment; filename="ariza.pdf"'
+        return response