From b024ba05da3a5d22fe6449d9121bbd5d14e6fbea Mon Sep 17 00:00:00 2001
From: falken10vdl <33285113+falken10vdl@users.noreply.github.com>
Date: Fri, 15 Aug 2025 15:36:15 +0200
Subject: [PATCH] Fix UI bug with active representation indication for
 occurrences (#7009)

---
 src/bonsai/bonsai/bim/module/geometry/data.py | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/src/bonsai/bonsai/bim/module/geometry/data.py b/src/bonsai/bonsai/bim/module/geometry/data.py
index 27670ee1d7..724b36eb64 100644
--- a/src/bonsai/bonsai/bim/module/geometry/data.py
+++ b/src/bonsai/bonsai/bim/module/geometry/data.py
@@ -117,16 +117,23 @@ class RepresentationsData:
 
         for representation in tool.Geometry.get_representations_iter(element):
             representation_type = representation.RepresentationType
-            if representation_type == "MappedRepresentation":
-                representation_type = representation.Items[0].MappingSource.MappedRepresentation.RepresentationType
-                representation_type += "*"
+            resolved_representation = ifcopenshell.util.representation.resolve_representation(representation)
+
+            if resolved_representation != representation:
+                representation_type = resolved_representation.RepresentationType + "*"
+
+            is_active = (
+                representation.id() == active_representation_id
+                or resolved_representation.id() == active_representation_id
+            )
+
             data = {
                 "id": representation.id(),
                 "ContextType": representation.ContextOfItems.ContextType or "",
                 "ContextIdentifier": "",
                 "TargetView": "",
                 "RepresentationType": representation_type or "",
-                "is_active": representation.id() == active_representation_id,
+                "is_active": is_active,
             }
             if representation.ContextOfItems.is_a("IfcGeometricRepresentationSubContext"):
                 data["ContextIdentifier"] = representation.ContextOfItems.ContextIdentifier or ""