Change currently edited item's profile

Example - https://imgur.com/a/2yiVIW5

src/bonsai/bonsai/bim/module/model/data.py

@@ -26,6 +26,7 @@ from ifcopenshell.util.doc import get_entity_doc, get_predefined_type_doc
 import bonsai.tool as tool
 from math import degrees
 from natsort import natsorted
+from typing import Union
 
 
 def refresh():
@@ -617,6 +618,7 @@ class ItemData:
         cls.data = {}
         cls.data["representation_identifier"] = cls.representation_identifier()
         cls.data["representation_type"] = cls.representation_type()
+        cls.data["profiles_enum"] = cls.profiles_enum()
 
     @classmethod
     def representation_identifier(cls):
@@ -629,3 +631,25 @@ class ItemData:
         props = bpy.context.scene.BIMGeometryProperties
         rep = tool.Geometry.get_active_representation(props.representation_obj)
         return rep.RepresentationType
+
+    @classmethod
+    def profiles_enum(cls) -> list[Union[tuple[str, str, str], None]]:
+        ifc_file = tool.Ifc.get()
+        profiles: list[Union[tuple[str, str, str], None]] = []
+        profiles.append(
+            (
+                "-",
+                "Use Unnamed Profile",
+                "If named profile is currently used, replace it with the unnamed version so it can be edited without affecting original profile.",
+            )
+        )
+        profiles.append(None)
+
+        named_profiles: list[tuple[str, str, str]] = []
+        for profile in ifc_file.by_type("IfcProfileDef"):
+            if (profile_name := profile.ProfileName) is None:
+                continue
+            named_profiles.append((str(profile.id()), profile_name, profile.is_a()))
+        named_profiles.sort(key=lambda x: x[1])
+        profiles.extend(named_profiles)
+        return profiles

src/bonsai/bonsai/bim/module/model/workspace.py

@@ -282,6 +282,12 @@ class EditItemUI:
             return
         obj = context.active_object
         assert obj
+
+        mesh_props = obj.data.BIMMeshProperties
+        if cls.get_item_object_class(obj) == "IfcExtrudedAreaSolid":
+            row = cls.layout.row()
+            row.prop(mesh_props, "item_profile")
+
         for item_attribute in obj.data.BIMMeshProperties.item_attributes:
             row = cls.layout.row()
             draw_attribute(item_attribute, cls.layout)
@@ -289,6 +295,10 @@ class EditItemUI:
             row = cls.layout.row()
             row.operator("bim.update_item_attributes", icon="FILE_REFRESH", text="")
 
+    @classmethod
+    def get_item_object_class(cls, obj: bpy.types.Object) -> str:
+        return obj.name.split("/")[1]
+
 
 class BIM_MT_add_representation_item(Menu):
     bl_idname = "BIM_MT_add_representation_item"

src/bonsai/bonsai/bim/prop.py

@@ -539,6 +539,14 @@ class BIMObjectProperties(PropertyGroup):
     rotation_checksum: StringProperty(name="Rotation Checksum")
 
 
+def get_profiles(self: "BIMMeshProperties", context: bpy.types.Context):
+    from bonsai.bim.module.model.data import ItemData
+
+    if not ItemData.is_loaded:
+        ItemData.load()
+    return ItemData.data["profiles_enum"]
+
+
 class BIMMeshProperties(PropertyGroup):
     ifc_definition_id: IntProperty(name="IFC Definition ID")
     ifc_boolean_id: IntProperty(name="IFC Boolean ID")
@@ -550,6 +558,7 @@ class BIMMeshProperties(PropertyGroup):
     subshape_type: EnumProperty(name="Subshape Type", items=[(i, i, "") for i in ("-", "PROFILE", "AXIS")])
     ifc_parameters: CollectionProperty(name="IFC Parameters", type=IfcParameter)
     item_attributes: CollectionProperty(name="Item Attributes", type=Attribute)
+    item_profile: EnumProperty(name="Item Profile", items=get_profiles)
     material_checksum: StringProperty(name="Material Checksum", default="[]")
     mesh_checksum: StringProperty(name="Mesh Checksum", default="")
     replaced_mesh: PointerProperty(type=bpy.types.Mesh, description="Original mesh to revert section cutaway")

src/bonsai/bonsai/tool/geometry.py

@@ -27,6 +27,7 @@ import multiprocessing
 import ifcopenshell
 import ifcopenshell.api
 import ifcopenshell.api.grid
+import ifcopenshell.api.profile
 import ifcopenshell.api.style
 import ifcopenshell.geom
 import ifcopenshell.guid
@@ -50,7 +51,7 @@ from math import radians, pi
 from mathutils import Vector, Matrix
 from mathutils.bvhtree import BVHTree
 from bonsai.bim.ifc import IfcStore
-from typing import Union, Iterable, Optional, Literal, Iterator, List, TYPE_CHECKING, get_args, Generator
+from typing import Union, Iterable, Optional, Literal, Iterator, List, TYPE_CHECKING, get_args, Generator, cast
 from typing_extensions import TypeIs
 
 if TYPE_CHECKING:
@@ -1675,13 +1676,38 @@ class Geometry(bonsai.core.tool.Geometry):
 
         bonsai.bim.helper.import_attributes2(item, props.item_attributes, callback=callback)
 
+        profile = None
+        if item.is_a("IfcExtrudedAreaSolid"):
+            profile = item.SweptArea
+        if profile is None or profile.ProfileName is None:
+            item_profile = "-"
+        else:
+            item_profile = str(profile.id())
+        props.item_profile = item_profile
+
     @classmethod
     def update_item_attributes(cls, obj: bpy.types.Object) -> None:
         props = obj.data.BIMMeshProperties
+        ifc_file = tool.Ifc.get()
+
         item = tool.Ifc.get().by_id(props.ifc_definition_id)
         for attribute in props.item_attributes:
             setattr(item, attribute.name, attribute.get_value())
 
+        if item.is_a("IfcSweptAreaSolid"):
+            item_profile = cast(str, props.item_profile)
+            profile = item.SweptArea
+            profile_name: Union[str, None] = profile.ProfileName
+            if item_profile == "-":
+                if profile_name is not None:
+                    profile = ifcopenshell.util.element.copy_deep(ifc_file, profile)
+                    profile.ProfileName = None
+                    item.SweptArea = profile
+            else:
+                if profile_name is None:
+                    ifcopenshell.api.profile.remove_profile(ifc_file, profile)
+                item.SweptArea = ifc_file.by_id(int(item_profile))
+
     @classmethod
     def import_item(cls, obj: bpy.types.Object) -> None:
         props = bpy.context.scene.BIMGeometryProperties