Update app.py

app.py

@@ -1,5 +1,5 @@
 # app.py
-# @title Beer Game Final Version (v4.2 - Input State Bug Fixed)
+# @title Beer Game Final Version (v4.3 - Added Weekly Decision Log)
 
 # -----------------------------------------------------------------------------
 # 1. Import Libraries
@@ -143,6 +143,10 @@ def step_game(human_final_order: int, human_initial_order: int, ai_suggestion: i
     llm_personality, info_sharing = state['llm_personality'], state['info_sharing']
     echelon_order = ["Retailer", "Wholesaler", "Distributor", "Factory"]
     llm_raw_responses = {}
+    
+    # Store pre-step state for logging
+    pre_step_inventory = echelons[human_role]['inventory']
+    pre_step_backlog = echelons[human_role]['backlog']
 
     factory_state = echelons["Factory"]
     if state['factory_production_pipeline']: factory_state['inventory'] += state['factory_production_pipeline'].popleft()
@@ -183,6 +187,8 @@ def step_game(human_final_order: int, human_initial_order: int, ai_suggestion: i
             log_entry[f'{name}.{key}'] = e[key]
         log_entry[f'{name}.llm_raw_response'] = llm_raw_responses.get(name, "")
     
+    log_entry[f'{human_role}.opening_inventory'] = pre_step_inventory
+    log_entry[f'{human_role}.opening_backlog'] = pre_step_backlog
     log_entry[f'{human_role}.initial_order'] = human_initial_order
     log_entry[f'{human_role}.ai_suggestion'] = ai_suggestion
     
@@ -340,45 +346,56 @@ else:
             prompt_sugg = get_llm_prompt(human_echelon_state, week, state['llm_personality'], state['info_sharing'], echelons)
             ai_suggestion, _ = get_llm_order_decision(prompt_sugg, f"{human_role} (Suggestion)")
             
-            # =============== BUG FIX STARTS HERE ===============
-            # Initialize the session_state key for the input box only once per step.
             if 'final_order_input' not in st.session_state:
                 st.session_state.final_order_input = ai_suggestion
-            # =============== BUG FIX ENDS HERE =================
 
             with st.form(key="final_order_form"):
                 st.markdown(f"#### **Step 2:** The AI suggests ordering **{ai_suggestion}** units.")
                 st.markdown("Considering the AI's advice, submit your **final** order to end the week.")
-                
-                # =============== BUG FIX STARTS HERE ===============
-                # Use the 'key' parameter to bind the input to session state.
-                # Remove the problematic 'value' parameter.
-                st.number_input(
-                    "Your Final Order Quantity:",
-                    min_value=0,
-                    step=1,
-                    key='final_order_input' 
-                )
-                # =============== BUG FIX ENDS HERE =================
-
+                st.number_input("Your Final Order Quantity:", min_value=0, step=1, key='final_order_input')
                 if st.form_submit_button("Submit Final Order & Advance to Next Week"):
-                    # =============== BUG FIX STARTS HERE ===============
-                    # Read the final order value directly from session state.
                     final_order_value = st.session_state.final_order_input
-                    
-                    # Call the game logic
                     step_game(final_order_value, state['human_initial_order'], ai_suggestion)
-                    
-                    # Clean up the session state key to prepare for the next week.
                     del st.session_state.final_order_input
-                    # =============== BUG FIX ENDS HERE =================
-                    
                     st.rerun()
 
+        # =============== NEW SECTION STARTS HERE ===============
+        st.markdown("---")
+        with st.expander("📖 Your Weekly Decision Log", expanded=False):
+            if not state['logs']:
+                st.write("Your weekly history will be displayed here after you complete the first week.")
+            else:
+                history_df = pd.json_normalize(state['logs'])
+                
+                # Define columns to display for the human player
+                human_cols = {
+                    'week': 'Week',
+                    f'{human_role}.opening_inventory': 'Opening Inv.',
+                    f'{human_role}.opening_backlog': 'Opening Backlog',
+                    f'{human_role}.incoming_order': 'Incoming Order',
+                    f'{human_role}.initial_order': 'Your Initial Order',
+                    f'{human_role}.ai_suggestion': 'AI Suggestion',
+                    f'{human_role}.order_placed': 'Your Final Order',
+                    f'{human_role}.weekly_cost': 'Weekly Cost',
+                }
+                
+                # Filter and rename columns
+                display_df = history_df[list(human_cols.keys())].rename(columns=human_cols)
+                
+                # Format cost column
+                display_df['Weekly Cost'] = display_df['Weekly Cost'].apply(lambda x: f"${x:,.2f}")
+                
+                # Display dataframe, sorted with the latest week on top
+                st.dataframe(
+                    display_df.sort_values(by="Week", ascending=False),
+                    hide_index=True,
+                    use_container_width=True
+                )
+        # =============== NEW SECTION ENDS HERE =================
+
         st.sidebar.header("Game Info")
         st.sidebar.markdown(f"**Game ID**: `{state['participant_id']}`\n\n**Current Week**: {week}")
         if st.sidebar.button("🔄 Reset Game"):
-            # Clean up state if the user resets
             if 'final_order_input' in st.session_state:
                 del st.session_state.final_order_input
             del st.session_state.game_state
@@ -394,8 +411,4 @@ else:
         save_logs_and_upload(state)
         if st.button("✨ Start a New Game"):
             del st.session_state.game_state
-            st.rerun()
-
-
-  
-
+            st.rerun()