add: add new api for expence

core/apps/finance/views/expence.py

@@ -57,8 +57,11 @@ class ExpenceListApiView(generics.GenericAPIView):
 
     def get(self, request):
         cash_transaction_ids = request.query_params.getlist('cash_transaction')
+        status = request.query_params.get('status')
         if cash_transaction_ids:
-            self.queryset = self.queryset.filter(cash_transaction__in=cash_transaction_ids)
+            self.queryset = self.queryset.filter(cash_transaction__in=cash_transaction_ids).distinct()
+        if status:
+            self.queryset = self.queryset.filter(status=status).distinct()
         page = self.paginate_queryset(self.filter_queryset(self.queryset))
         if page is not None:
             serializer = self.serializer_class(page, many=True)
@@ -80,4 +83,28 @@ class CounterpartyExpenceListApiView(generics.GenericAPIView):
         if page is not None:
             ser = self.serializer_class(page, many=True)
             return self.get_paginated_response(ser.data)
-    
+    
+
+class ChangeExpenceStatusApiView(views.APIView):
+    permission_classes = [HasRolePermission]
+
+    def post(self, request, id):
+        expence = get_object_or_404(Expence, id=id)
+        status = request.data.get('status', None)
+        if status is None:
+            return Response(
+                {
+                    'success': False,
+                    'message': 'status field is required, choices PENDING, CANCELLED, CONFIRMED'
+                },
+                status=400
+            )
+        expence.status = status
+        expence.save()
+        return Response(
+            {
+                'success': True, 
+                'message': 'expence status successfully updated',
+            },
+            status=200
+        )