Update app.py

app.py

@@ -529,16 +529,16 @@ def main():
             # clicked_points = plotly_events(fig, click_event=True, override_height=600, override_width="100%")
             clicked_points = plotly_events(fig, click_event=True, override_height=600)
 
-            if clicked_points:
-                selected_violation = clicked_points[0]['x']
-                if selected_violation != st.session_state['selected_violation']:
-                    st.session_state['selected_violation'] = selected_violation
-
-            # If a violation is selected, display the pie chart --> added for part3 (interactive pie chart)
-            if st.session_state['selected_violation']:
-                # pie_chart = create_interactive_pie_chart(violations, st.session_state['selected_violation'])
-                pie_chart = create_interactive_pie_chart(violations, st.session_state['selected_violation'], selected_age) # dynamically update pie chart's title
-                st.plotly_chart(pie_chart, use_container_width=True)
+            # If a bar is clicked, update the selected violation
+        if clicked_points:
+            selected_violation = clicked_points[0]['x']
+            if st.session_state.get('selected_violation') != selected_violation:
+                st.session_state['selected_violation'] = selected_violation
+
+        # If a violation is selected, display the pie chart
+        if st.session_state.get('selected_violation'):
+            pie_chart = create_interactive_pie_chart(violations, st.session_state['selected_violation'], selected_age)
+            st.plotly_chart(pie_chart, use_container_width=True)  # Dynamically render the pie chart
             
             # Display statistics
             if selected_age == 'All Ages':