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app/building_info_form.py

@@ -26,32 +26,6 @@ class BuildingInfoForm:
         Display the building information form.
         This method is called from main.py.
         """
-        # Initialize building info in session state if not exists
-        if "building_info" not in st.session_state:
-            st.session_state["building_info"] = {
-                "project_name": "",
-                "building_name": "",
-                "location": "",
-                "climate_zone": "",
-                "building_type": "",
-                "floor_area": 0.0,
-                "num_floors": 1,
-                "floor_height": 3.0,
-                "orientation": "NORTH",
-                "occupancy": 0,
-                "operating_hours": "8:00-18:00",
-                "design_conditions": {
-                    "summer_outdoor_db": 35.0,
-                    "summer_outdoor_wb": 25.0,
-                    "summer_indoor_db": 24.0,
-                    "summer_indoor_rh": 50.0,
-                    "winter_outdoor_db": -5.0,
-                    "winter_outdoor_rh": 80.0,
-                    "winter_indoor_db": 21.0,
-                    "winter_indoor_rh": 40.0
-                }
-            }
-        
         self.display_building_info_form(st.session_state)
     
     @staticmethod
@@ -89,9 +63,40 @@ class BuildingInfoForm:
                     "winter_indoor_rh": 40.0
                 }
             }
+        # Ensure design_conditions exists
+        elif "design_conditions" not in session_state["building_info"]:
+            session_state["building_info"]["design_conditions"] = {
+                "summer_outdoor_db": 35.0,
+                "summer_outdoor_wb": 25.0,
+                "summer_indoor_db": 24.0,
+                "summer_indoor_rh": 50.0,
+                "winter_outdoor_db": -5.0,
+                "winter_outdoor_rh": 80.0,
+                "winter_indoor_db": 21.0,
+                "winter_indoor_rh": 40.0
+            }
+            
+        # Initialize missing fields with default values
+        default_values = {
+            "project_name": "",
+            "building_name": "",
+            "location": "",
+            "climate_zone": "",
+            "building_type": "",
+            "floor_area": 0.0,
+            "num_floors": 1,
+            "floor_height": 3.0,
+            "orientation": "NORTH",
+            "occupancy": 0,
+            "operating_hours": "8:00-18:00"
+        }
+        
+        for key, default_value in default_values.items():
+            if key not in session_state["building_info"]:
+                session_state["building_info"][key] = default_value
         
         # Create form
-        with st.form(key="building_info_form"):
+        with st.form("building_info_form"):
             st.subheader("Project Information")
             
             col1, col2 = st.columns(2)