work on structural connection conditions

src/blenderbim/blenderbim/bim/module/structural/__init__.py

@@ -16,6 +16,9 @@ classes = (
     operator.RemoveStructuralBoundaryCondition,
     operator.EnableEditingStructuralBoundaryCondition,
     operator.DisableEditingStructuralBoundaryCondition,
+    operator.AddStructuralMemberConnection,
+    operator.EnableEditingStructuralConnectionCondition,
+    operator.RemoveStructuralConnectionCondition,
     prop.StructuralAnalysisModel,
     prop.BIMStructuralProperties,
     prop.BIMObjectStructuralProperties,

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

@@ -6,6 +6,30 @@ from blenderbim.bim.ifc import IfcStore
 from ifcopenshell.api.structural.data import Data
 
 
+class AddStructuralMemberConnection(bpy.types.Operator):
+    bl_idname = "bim.add_structural_member_connection"
+    bl_label = "Add Structural Member Connection"
+
+    def execute(self, context):
+        return {"FINISHED"}
+
+
+class EnableEditingStructuralConnectionCondition(bpy.types.Operator):
+    bl_idname = "bim.enable_editing_structural_connection_condition"
+    bl_label = "Enable Editing Structural Connection Condition"
+
+    def execute(self, context):
+        return {"FINISHED"}
+
+
+class RemoveStructuralConnectionCondition(bpy.types.Operator):
+    bl_idname = "bim.remove_structural_connection_condition"
+    bl_label = "Remove Structural Connection Condition"
+
+    def execute(self, context):
+        return {"FINISHED"}
+
+
 class AddStructuralBoundaryCondition(bpy.types.Operator):
     bl_idname = "bim.add_structural_boundary_condition"
     bl_label = "Add Structural Boundary Condition"

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

@@ -31,4 +31,4 @@ class BIMStructuralProperties(PropertyGroup):
 class BIMObjectStructuralProperties(PropertyGroup):
     boundary_condition_attributes: CollectionProperty(name="Boundary Condition Attributes", type=Attribute)
     is_editing_boundary_condition: BoolProperty(name="Is Editing Boundary Condition", default=False)
-    connected_structural_members: CollectionProperty(name="Connected Structural Members", type=Attribute)
+    is_editing_connection_conditions: BoolProperty(name="Is Editing Connection Conditions", default=False)

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

@@ -102,27 +102,20 @@ class BIM_PT_connected_structural_members(Panel):
 
         self.data = Data.connected_structural_members[self.oprops.ifc_definition_id]
 
-        for member in self.data:
+        row = self.layout.row(align=True)
+        row.label(text=f"{len(self.data.keys())} Connected Structural Members Found", icon="CON_TRACKTO")
+        row.operator("bim.add_structural_member_connection", text="", icon="ADD")
+
+        for _,rel in self.data.items():
             row = self.layout.row(align=True)
-            row.label(text=str(member))
+            if self.props.is_editing_connection_conditions:
-
+                row.label(text=str(rel["RelatingStructuralMember"]))
-        # row = self.layout.row(align=True)
+                # row.operator("bim.edit_structural_member_connection", text="", icon="CHECKMARK")
-        # if self.data and self.props.is_editing_boundary_condition:
+                # row.operator("bim.disable_editing_structural_member_connection", text="", icon="X")
-        #     row.label(text=self.data["type"], icon="CON_TRACKTO")
+            else:
-        #     row.operator("bim.edit_structural_boundary_condition", text="", icon="CHECKMARK")
+                row.label(text=f"To Member #{rel['RelatingStructuralMember']}")
-        #     row.operator("bim.disable_editing_structural_boundary_condition", text="", icon="X")
+                row.operator("bim.enable_editing_structural_connection_condition", text="", icon="GREASEPENCIL")
-        # elif self.data and not self.props.is_editing_boundary_condition:
+                row.operator("bim.remove_structural_connection_condition", text="", icon="X")
-        #     row.label(text=self.data["type"], icon="CON_TRACKTO")
-        #     row.operator("bim.enable_editing_structural_boundary_condition", text="", icon="GREASEPENCIL")
-        #     row.operator("bim.remove_structural_boundary_condition", text="", icon="X")
-        # else:
-        #     row.label(text="No Boundary Condition Found", icon="CON_TRACKTO")
-        #     row.operator("bim.add_structural_boundary_condition", text="", icon="ADD")
-
-        # if self.props.is_editing_boundary_condition:
-        #     self.draw_editable_ui(context)
-        # else:
-        #     self.draw_read_only_ui(context)
 
 
 class BIM_PT_structural_analysis_models(Panel):

src/ifcopenshell-python/ifcopenshell/api/structural/data.py

@@ -1,30 +1,35 @@
 class Data:
     is_loaded = False
     products = {}
-    boundary_conditions = {}
     structural_analysis_models = {}
+    boundary_conditions = {}
+    connected_structural_members = {}
+    connection_conditions = {}
 
     @classmethod
     def purge(cls):
         cls.is_loaded = False
         cls.products = {}
+        cls.structural_analysis_models = {}
         cls.boundary_conditions = {}
         cls.connected_structural_members = {}
-        cls.structural_analysis_models = {}
+        cls.connection_conditions = {}
 
     @classmethod
     def load(cls, file, product_id=None):
         cls._file = file
+        if not cls._file:
+            return
         if product_id:
-            cls.boundary_conditions = {}
             return cls.load_structural_connection(product_id)
-        cls.products = {}
-        cls.structural_analysis_models = {}
         cls.load_structural_analysis_models()
         cls.is_loaded = True
 
     @classmethod
     def load_structural_analysis_models(cls):
+        cls.products = {}
+        cls.structural_analysis_models = {}
+
         for model in cls._file.by_type("IfcStructuralAnalysisModel"):
             if model.IsGroupedBy:
                 for rel in model.IsGroupedBy:
@@ -44,10 +49,16 @@ class Data:
                 has_results.append(result_group.id())
             data["HasResults"] = has_results
 
+            data["SharedPlacement"] = model.SharedPlacement.id()
+
             cls.structural_analysis_models[model.id()] = data
 
     @classmethod
     def load_structural_connection(cls, product_id):
+        cls.boundary_conditions = {}
+        cls.connected_structural_members = {}
+        # cls.connection_conditions = {}
+
         connection = cls._file.by_id(product_id)
         if connection.AppliedCondition:
             data = connection.AppliedCondition.get_info()
@@ -59,8 +70,33 @@ class Data:
             data = {}
         cls.boundary_conditions[connection.id()] = data
 
-        cls.connected_structural_members[connection.id()] = [
+        cls.connected_structural_members[connection.id()] = {}
-            rel.RelatingStructuralMember.id()
+        for rel in connection.ConnectsStructuralMembers or []:
-            for rel in connection.ConnectsStructuralMembers or []
+            data = rel.get_info()
-        ]
+            del data["OwnerHistory"]
+            data["RelatingStructuralMember"] = rel.RelatingStructuralMember.id()
+            data["RelatedStructuralConnection"] = rel.RelatedStructuralConnection.id()
+            del data["ConditionCoordinateSystem"] # TODO: consider orientation
+            del data["AppliedCondition"] # delete and parse below
+            if rel.is_a("IfcRelConnectsWithEccentricity"):
+                data["ConnectionConstraint"] = rel.ConnectionConstraint # TODO
 
+            cls.connected_structural_members[connection.id()][rel.id()] = data
+
+            if rel.AppliedCondition:
+                data = rel.AppliedCondition.get_info()
+                for key, value in data.items():
+                    if not value or key in ["Name", "type", "id"]:
+                        continue
+                    data[key] = value.wrappedValue
+            else:
+                data = {}
+            cls.connection_conditions[rel.id()] = data
+        
+        print(cls.connected_structural_members)
+        print(cls.connection_conditions)
+
+        # cls.connected_structural_members[connection.id()] = [
+        #     rel.id()
+        #     for rel in connection.ConnectsStructuralMembers or []
+        # ]