Update main.py

main.py

@@ -323,256 +323,6 @@ class BuildSustain:
         else:
             st.error(f"Unknown page: {page}")
     
-    # Placeholder display methods until actual modules are implemented
-    def _display_intro_placeholder(self):
-        st.info("This is a placeholder for the Intro module. The actual module will be implemented in Stage 2.")
-        st.markdown("""
-        ### About
-        The BuildSustain is a tool for calculating heating and cooling loads for buildings.
-        
-        ### Features
-        - Building information input
-        - Climate data selection
-        - Material and construction library
-        - Component definition
-        - Internal loads calculation
-        - HVAC load calculation using CTF/TFM methods
-        - Building energy consumption estimation
-        - Renewable energy sizing
-        - Embodied energy calculation
-        - Materials cost estimation
-        
-        ### Project Management
-        """)
-        
-        col1, col2, col3 = st.columns(3)
-        with col1:
-            st.button("Start New Project")
-        with col2:
-            st.file_uploader("Import Project", type=["json"])
-        with col3:
-            st.button("Export Project")
-    
-    def _display_building_info_placeholder(self):
-        st.info("This is a placeholder for the Building Information module. The actual module will be implemented in Stage 3.")
-        
-        with st.form("building_info_form_placeholder"):
-            st.text_input("Project Name", value=st.session_state.project_data["building_info"]["project_name"])
-            st.number_input("Floor Area (square meters)", value=st.session_state.project_data["building_info"]["floor_area"])
-            st.number_input("Building Height (meters)", value=st.session_state.project_data["building_info"]["building_height"])
-            st.number_input("Indoor Design Temperature (°C)", value=st.session_state.project_data["building_info"]["indoor_design_temp"])
-            st.number_input("Indoor Design Relative Humidity (%)", value=st.session_state.project_data["building_info"]["indoor_design_rh"])
-            st.slider("Orientation Angle (°)", min_value=-180, max_value=180, value=int(st.session_state.project_data["building_info"]["orientation_angle"]))
-            st.slider("Operation Hours (hours/day)", min_value=0, max_value=24, value=st.session_state.project_data["building_info"]["operation_hours"])
-            st.selectbox("Building Type", ["Office", "Classroom", "Retail", "Restaurant", "Hotel", "Hospital", "Residential"])
-            
-            st.form_submit_button("Save")
-        
-        st.button("Continue to Climate Data")
-    
-    def _display_climate_data_placeholder(self):
-        st.info("This is a placeholder for the Climate Data module. The actual module will be implemented in Stage 4.")
-        
-        st.file_uploader("Upload EPW File", type=["epw"])
-        
-        st.markdown("### Climate Data Summary")
-        st.markdown("Location: Not selected")
-        st.markdown("Climate Zone: Not available")
-        st.markdown("Design Temperatures: Not available")
-        
-        col1, col2 = st.columns(2)
-        with col1:
-            st.button("Back to Building Information")
-        with col2:
-            st.button("Continue to Material Library")
-    
-    def _display_material_library_placeholder(self):
-        st.info("This is a placeholder for the Material Library module. The actual module will be implemented in Stage 5.")
-        
-        tab1, tab2 = st.tabs(["Materials", "Fenestrations"])
-        
-        with tab1:
-            st.markdown("### Library Materials")
-            st.markdown("Material list will appear here")
-            
-            st.markdown("### Project Materials")
-            st.markdown("User-defined materials will appear here")
-            
-            st.markdown("### Material Editor")
-            st.text_input("Material Name")
-            st.selectbox("Category", ["Finishing Materials", "Structural Materials", "Sub-Structural Materials", "Insulation"])
-            st.number_input("Thermal Conductivity (W/m·K)", min_value=0.01, value=0.1)
-            st.button("Save Material")
-        
-        with tab2:
-            st.markdown("### Library Fenestrations")
-            st.markdown("Fenestration list will appear here")
-            
-            st.markdown("### Project Fenestrations")
-            st.markdown("User-defined fenestrations will appear here")
-            
-            st.markdown("### Fenestration Editor")
-            st.text_input("Fenestration Name")
-            st.number_input("U-Value (W/m²·K)", min_value=0.1, value=2.8)
-            st.number_input("SHGC", min_value=0.0, max_value=1.0, value=0.7)
-            st.button("Save Fenestration")
-        
-        col1, col2 = st.columns(2)
-        with col1:
-            st.button("Back to Climate Data")
-        with col2:
-            st.button("Continue to Construction")
-    
-    def _display_construction_placeholder(self):
-        st.info("This is a placeholder for the Construction module. The actual module will be implemented in Stage 6.")
-        
-        st.markdown("### Library Constructions")
-        st.markdown("Construction list will appear here")
-        
-        st.markdown("### Project Constructions")
-        st.markdown("User-defined constructions will appear here")
-        
-        st.markdown("### Construction Editor")
-        st.text_input("Construction Name")
-        st.selectbox("Component Type", ["Wall", "Roof", "Floor"])
-        st.markdown("Layer editor will appear here")
-        st.button("Save Construction")
-        
-        col1, col2 = st.columns(2)
-        with col1:
-            st.button("Back to Material Library")
-        with col2:
-            st.button("Continue to Building Components")
-    
-    def _display_components_placeholder(self):
-        st.info("This is a placeholder for the Building Components module. The actual module will be implemented in Stage 7.")
-        
-        tabs = st.tabs(["Walls", "Roofs", "Floors", "Windows", "Doors", "Skylights"])
-        
-        for i, tab in enumerate(tabs):
-            with tab:
-                st.markdown(f"### {['Walls', 'Roofs', 'Floors', 'Windows', 'Doors', 'Skylights'][i]}")
-                st.markdown("Component list will appear here")
-                st.button(f"Add New {['Wall', 'Roof', 'Floor', 'Window', 'Door', 'Skylight'][i]}")
-        
-        col1, col2 = st.columns(2)
-        with col1:
-            st.button("Back to Construction")
-        with col2:
-            st.button("Continue to Internal Loads")
-    
-    def _display_internal_loads_placeholder(self):
-        st.info("This is a placeholder for the Internal Loads module. The actual module will be implemented in Stage 8.")
-        
-        tabs = st.tabs(["People", "Lighting", "Equipment"])
-        
-        with tabs[0]:
-            st.number_input("Number of People", min_value=1, value=10)
-            st.selectbox("Activity Level", ["Seated, at Rest", "Light Office Work", "Standing, Light Work"])
-        
-        with tabs[1]:
-            st.number_input("Lighting Power Density (W/m²)", min_value=0.0, value=10.0)
-            st.selectbox("Fixture Type", ["LED", "Fluorescent", "Incandescent"])
-        
-        with tabs[2]:
-            st.number_input("Equipment Power Density (W/m²)", min_value=0.0, value=15.0)
-        
-        col1, col2 = st.columns(2)
-        with col1:
-            st.button("Back to Building Components")
-        with col2:
-            st.button("Continue to HVAC Loads")
-    
-    def _display_hvac_loads_placeholder(self):
-        st.info("This is a placeholder for the HVAC Loads module. The actual module will be implemented in Stage 9.")
-        
-        st.button("Calculate HVAC Loads")
-        
-        st.markdown("### Results")
-        st.markdown("Peak Cooling Load: Not calculated")
-        st.markdown("Peak Heating Load: Not calculated")
-        
-        st.markdown("### Load Breakdown")
-        st.markdown("Charts will appear here")
-        
-        col1, col2 = st.columns(2)
-        with col1:
-            st.button("Back to Internal Loads")
-        with col2:
-            st.button("Continue to Building Energy")
-    
-    def _display_building_energy_placeholder(self):
-        st.info("This is a placeholder for the Building Energy module. The actual module will be implemented in Stage 10.")
-        
-        st.selectbox("HVAC System Type", ["Heat Pump", "Boiler + Chiller", "VRF", "Other"])
-        st.number_input("COP/Efficiency", min_value=0.1, value=3.5)
-        st.button("Calculate Energy Consumption")
-        
-        st.markdown("### Results")
-        st.markdown("Total Annual Energy Consumption: Not calculated")
-        
-        st.markdown("### Energy Breakdown")
-        st.markdown("Charts will appear here")
-        
-        col1, col2 = st.columns(2)
-        with col1:
-            st.button("Back to HVAC Loads")
-        with col2:
-            st.button("Continue to Renewable Energy")
-    
-    def _display_renewable_energy_placeholder(self):
-        st.info("This is a placeholder for the Renewable Energy module. The actual module will be implemented in Stage 11.")
-        
-        st.markdown("### PV System Sizing")
-        st.markdown("Required PV System Size for Net-Zero: Not calculated")
-        st.number_input("Custom PV System Size (kWp)", min_value=0.0, value=10.0)
-        st.button("Calculate PV Generation")
-        
-        st.markdown("### Results")
-        st.markdown("Annual PV Generation: Not calculated")
-        st.markdown("Net Energy Consumption: Not calculated")
-        st.markdown("Zero Energy Status: Not calculated")
-        
-        st.markdown("### Energy Balance")
-        st.markdown("Charts will appear here")
-        
-        col1, col2 = st.columns(2)
-        with col1:
-            st.button("Back to Building Energy")
-        with col2:
-            st.button("Continue to Embodied Energy")
-    
-    def _display_embodied_energy_placeholder(self):
-        st.info("This is a placeholder for the Embodied Energy module. The actual module will be implemented in Stage 12.")
-        
-        st.button("Calculate Embodied Carbon")
-        
-        st.markdown("### Results")
-        st.markdown("Total Embodied Carbon: Not calculated")
-        
-        st.markdown("### Carbon Breakdown")
-        st.markdown("Charts will appear here")
-        
-        col1, col2 = st.columns(2)
-        with col1:
-            st.button("Back to Renewable Energy")
-        with col2:
-            st.button("Continue to Materials Cost")
-    
-    def _display_materials_cost_placeholder(self):
-        st.info("This is a placeholder for the Materials Cost module. The actual module will be implemented in Stage 13.")
-        
-        st.button("Calculate Material Cost")
-        
-        st.markdown("### Results")
-        st.markdown("Total Material Cost: Not calculated")
-        
-        st.markdown("### Cost Breakdown")
-        st.markdown("Charts will appear here")
-        
-        st.button("Back to Embodied Energy")
-
-
 # Main entry point
 if __name__ == "__main__":
     try: