orders: add search filter to deleted party list api

core/apps/orders/models/party.py

@@ -124,6 +124,7 @@ class DeletedParty(BaseModel):
     party = models.ForeignKey(Party, on_delete=models.CASCADE, related_name='deleted_parties')
     deleted_date = models.DateField(auto_now_add=True)
     comment = models.CharField(max_length=200, null=True, blank=True)
+    user = models.ForeignKey(User, on_delete=models.SET_NULL, related_name='deleted_parties', null=True, blank=True)
 
     def __str__(self):
         return f'{self.party} deleted at {self.deleted_date}'

core/apps/orders/views/party.py

@@ -97,7 +97,14 @@ class DeletedPartyListApiView(generics.GenericAPIView):
     permission_classes = [HasRolePermission]
 
     def get(self, request):
+        search = request.query_params.get('q')
         deleted_parties = DeletedParty.objects.select_related('party')
+        if search:
+            deleted_parties = deleted_parties.filter(
+                Q(party__number__istartswith=search)|
+                Q(party__comment__istartswith=search)|
+                Q(command__istartswith=search)
+            )
         page = self.paginate_queryset(deleted_parties)
         if page is not None:
             serializer = self.serializer_class(page, many=True)