Update main.py

main.py

@@ -73,46 +73,6 @@ class BuildSustain:
         
         # Initialize project data structure if not set
         if 'project_data' not in st.session_state:
-            # Initialize materials library with Material objects
-            materials_library = {}
-            for k, m in SAMPLE_MATERIALS.items():
-                try:
-                    category_str = m["category"].upper().replace("-", "_")
-                    if category_str not in MaterialCategory.__members__:
-                        logger.error(f"Invalid category for material {k}: {category_str}")
-                        continue
-                    materials_library[k] = Material(
-                        name=k,
-                        category=MaterialCategory[category_str],
-                        conductivity=m["thermal_properties"]["conductivity"],
-                        density=m["thermal_properties"]["density"],
-                        specific_heat=m["thermal_properties"]["specific_heat"],
-                        default_thickness=m["thickness_range"]["default"],
-                        embodied_carbon=m["embodied_carbon"],
-                        absorptivity=m.get("absorptivity", DEFAULT_MATERIAL_PROPERTIES["absorptivity"]),
-                        price=m["cost"]["material"],
-                        emissivity=m.get("emissivity", DEFAULT_MATERIAL_PROPERTIES["emissivity"]),
-                        is_library=True
-                    )
-                except (KeyError, ValueError) as e:
-                    logger.error(f"Error processing material {k}: {str(e)}")
-                    continue
-            
-            # Initialize fenestrations library with GlazingMaterial objects
-            fenestrations_library = {}
-            for k, f in SAMPLE_FENESTRATIONS.items():
-                try:
-                    fenestrations_library[k] = GlazingMaterial(
-                        name=k,
-                        shgc=f["performance"]["shgc"],
-                        u_value=f["performance"]["u_value"],
-                        h_o=f.get("h_o", DEFAULT_WINDOW_PROPERTIES["h_o"]),
-                        is_library=True
-                    )
-                except KeyError as e:
-                    logger.error(f"Error processing fenestration {k}: Missing key {e}")
-                    continue
-            
             st.session_state.project_data = {
                 "project_name": "",
                 "building_info": {
@@ -128,11 +88,11 @@ class BuildSustain:
                 },
                 "climate_data": {},
                 "materials": {
-                    "library": materials_library,
+                    "library": dict(SAMPLE_MATERIALS),
                     "project": {}
                 },
                 "fenestrations": {
-                    "library": fenestrations_library,
+                    "library": dict(SAMPLE_FENESTRATIONS),
                     "project": {}
                 },
                 "constructions": {
@@ -287,15 +247,17 @@ class BuildSustain:
         """
         # Clear materials library specific states when leaving that page
         if previous_page == "Material Library":
-            # Clear materials and fenestrations editor states
+            # Only clear materials library editor states
             keys_to_clear = [
-                "material_editor",
+                "material_editor", 
                 "fenestration_editor",
-                "material_form_state",
-                "fenestration_form_state",
+                "material_saved",
+                "fenestration_saved",
                 "material_action",
                 "fenestration_action",
                 "materials_rerun_pending",
+                "material_form_state",
+                "fenestration_form_state",
                 "rerun_trigger",
                 "active_tab"
             ]