1006328 - Updated folder/file names

Author: SanthoshIruthayaraj

…ango_server/library/services/ej2_crud.py …_server/library/services/crud_handler.pyBinding MS SQL database using Django and UrlAdaptor/Grid_DRF_MSSQL/django_server/library/services/ej2_crud.py renamed to Binding MS SQL database using Django and UrlAdaptor/Grid_DRF_MSSQL/django_server/library/services/crud_handler.py Binding MS SQL database using Django and UrlAdaptor/Grid_DRF_MSSQL/django_server/library/services/ej2_crud.py renamed to Binding MS SQL database using Django and UrlAdaptor/Grid_DRF_MSSQL/django_server/library/services/crud_handler.py

@@ -10,7 +10,7 @@
 from .sorting import apply_sorting
 
 
-class DataManagerEngine:
+class DataHanlerEngine:
     """
     Single-pass DataManager engine that handles:
       - search -> where -> sorting

…library/services/datamanager/__init__.py …ibrary/services/data_handler/__init__.pyBinding MS SQL database using Django and UrlAdaptor/Grid_DRF_MSSQL/django_server/library/services/datamanager/__init__.py renamed to Binding MS SQL database using Django and UrlAdaptor/Grid_DRF_MSSQL/django_server/library/services/data_handler/__init__.py Binding MS SQL database using Django and UrlAdaptor/Grid_DRF_MSSQL/django_server/library/services/datamanager/__init__.py renamed to Binding MS SQL database using Django and UrlAdaptor/Grid_DRF_MSSQL/django_server/library/services/data_handler/__init__.py

@@ -1,13 +1,11 @@
-
 # views.py
-from django.db import transaction
 from rest_framework import viewsets, status
 from rest_framework.response import Response
 
 from .models import BookLending
 from .serializers import BookLendingSerializer
-from .services.datamanager.engine import DataManagerEngine
-from .services.ej2_crud import handle_crud_action
+from .services.data_handler.engine import DataHanlerEngine
+from .services.crud_handler import handle_crud_action
 
 
 class BookLendingViewSet(viewsets.ModelViewSet):
@@ -21,7 +19,10 @@ class BookLendingViewSet(viewsets.ModelViewSet):
     queryset = BookLending.objects.all()
     serializer_class = BookLendingSerializer
 
-    dm_engine = DataManagerEngine()
+    # Allow only POST on the endpoint (blocks GET/PUT/PATCH/DELETE)
+    http_method_names = ["post"]
+
+    dm_engine = DataHanlerEngine()
 
     def create(self, request, *args, **kwargs):
         payload = request.data
@@ -32,49 +33,30 @@ def create(self, request, *args, **kwargs):
 
             if mode == "values":
                 # select-mode returns list[dict] (already projected)
-                response_payload = {'result': data, 'count': total_count} if requires_counts else data
-                return Response(response_payload, status=status.HTTP_200_OK)
+                return Response(
+                    {'result': data, 'count': total_count} if requires_counts else data,
+                    status=status.HTTP_200_OK
+                )
 
             # rows-mode: serialize model instances
             serialized = self.get_serializer(data, many=True).data
-            response_payload = {'result': serialized, 'count': total_count} if requires_counts else serialized
-            return Response(response_payload, status=status.HTTP_200_OK)
+            return Response(
+                {'result': serialized, 'count': total_count} if requires_counts else serialized,
+                status=status.HTTP_200_OK
+            )
 
         # 2) UrlAdaptor CRUD actions via POST
         crud_response = handle_crud_action(self, payload)
         if crud_response is not None:
             return crud_response
 
-        # 3) Fallback: standard RESTful create
-        serializer = self.get_serializer(data=payload)
-        serializer.is_valid(raise_exception=True)
-        with transaction.atomic():
-            self.perform_create(serializer)
-            instance = serializer.instance
-            if instance is not None:
-                instance.refresh_from_db()
-            output_data = self.get_serializer(instance).data
-        headers = self.get_success_headers(serializer.data)
-        return Response(output_data, status=status.HTTP_201_CREATED, headers=headers)
-
-    def update(self, request, *args, **kwargs):
-        partial = kwargs.pop('partial', False)
-        instance = self.get_object()
-        serializer = self.get_serializer(instance, data=request.data, partial=partial)
-        serializer.is_valid(raise_exception=True)
-        with transaction.atomic():
-            self.perform_update(serializer)
-            instance.refresh_from_db()
-            output_data = self.get_serializer(instance).data
-        return Response(output_data, status=status.HTTP_200_OK)
-
-    def partial_update(self, request, *args, **kwargs):
-        kwargs['partial'] = True
-        return self.update(request, *args, **kwargs)
-
-    def destroy(self, request, *args, **kwargs):
-        instance = self.get_object()
-        deleted_payload = self.get_serializer(instance).data  # capture before deletion
-        with transaction.atomic():
-            self.perform_destroy(instance)
-        return Response(deleted_payload, status=status.HTTP_200_OK)
+        # 3) Unsupported payload
+        return Response(
+            {
+                "detail": (
+                    "Unsupported POST payload. Expected Syncfusion DataManager read payload "
+                    "or UrlAdaptor CRUD action ('insert' | 'update' | 'remove')."
+                )
+            },
+            status=status.HTTP_400_BAD_REQUEST
+        )