Active profil users count is now dynamically fetched when the profile is clicked in the UI list

src/blenderbim/blenderbim/bim/module/profile/data.py

@@ -36,7 +36,7 @@ class ProfileData:
     def load(cls):
         cls.data = {
             "total_profiles": cls.total_profiles(),
-            "profiles_users": cls.profiles_users(),
+            "active_profile_users": cls.active_profile_users(),
             "profile_classes": cls.profile_classes(),
             "is_arbitrary_profile": cls.is_arbitrary_profile(),
             "is_editing_arbitrary_profile": cls.is_editing_arbitrary_profile(),
@@ -48,14 +48,11 @@ class ProfileData:
         return len([p for p in tool.Ifc.get().by_type("IfcProfileDef") if p.ProfileName])
 
     @classmethod
-    def profiles_users(cls):
-        profile_id_to_users = {}
-        for profile_prop in bpy.context.scene.BIMProfileProperties.profiles:
-            profile_id = profile_prop.ifc_definition_id
-            profile_ifc = tool.Ifc.get().by_id(profile_id)
-            profile_users = tool.Ifc.get().get_total_inverses(profile_ifc)
-            profile_id_to_users[profile_id] = profile_users
-        return profile_id_to_users
+    def active_profile_users(cls):
+        profiles_props = bpy.context.scene.BIMProfileProperties
+        profile_prop = profiles_props.profiles[profiles_props.active_profile_index]
+        profile_ifc = tool.Ifc.get().by_id(profile_prop.ifc_definition_id)
+        return tool.Ifc.get().get_total_inverses(profile_ifc)
 
     @classmethod
     def profile_classes(cls):

src/blenderbim/blenderbim/bim/module/profile/operator.py

@@ -222,6 +222,9 @@ class PurgeOrphanProfiles(bpy.types.Operator, tool.Ifc.Operator):
     bl_options = {"REGISTER", "UNDO"}
 
     def _execute(self, context):
-        profiles_ids = [profile_prop.ifc_definition_id for profile_prop in context.scene.BIMProfileProperties.profiles]
+        props = context.scene.BIMProfileProperties
+        profiles_ids = [profile_prop.ifc_definition_id for profile_prop in props.profiles]
         core.purge_orphan_profiles(tool.Ifc, profiles_ids=profiles_ids)
-        bpy.ops.bim.load_profiles()
+        if props.is_editing:
+            refresh()
+            bpy.ops.bim.load_profiles()

src/blenderbim/blenderbim/bim/module/profile/prop.py

@@ -49,10 +49,14 @@ class Profile(PropertyGroup):
     ifc_definition_id: IntProperty(name="IFC Definition ID")
 
 
+def update_active_profile_index(self, context):
+    ProfileData.data["active_profile_users"] = ProfileData.active_profile_users()
+
+
 class BIMProfileProperties(PropertyGroup):
     is_editing: BoolProperty(name="Is Editing")
     profiles: CollectionProperty(name="Profiles", type=Profile)
-    active_profile_index: IntProperty(name="Active Profile Index")
+    active_profile_index: IntProperty(name="Active Profile Index", update=update_active_profile_index)
     active_profile_id: IntProperty(name="Active Profile Id")
     active_arbitrary_profile_id: IntProperty(name="Active Arbitrary Profile Id")
     profile_attributes: CollectionProperty(name="Profile Attributes", type=Attribute)

src/blenderbim/blenderbim/bim/module/profile/ui.py

@@ -94,7 +94,7 @@ class BIM_PT_profiles(Panel):
                         "bim.enable_editing_arbitrary_profile", text="Edit Arbitrary Profile", icon="GREASEPENCIL"
                     )
 
-            users_of_profile = ProfileData.data["profiles_users"][active_profile.ifc_definition_id]
+            users_of_profile = ProfileData.data["active_profile_users"]
             self.layout.label(icon="INFO", text=f"Profile has {users_of_profile} inverse relationship(s) in project")
 
         if self.props.active_profile_id: