update

app.py

@@ -153,6 +153,8 @@ def index():
         method = request.form.get('method')
         if not username or not seed or not method:
             return render_template('index.html', error="Please fill in all fields and select a method.")
+        if method not in ['Chain-of-Table', 'Plan-of-SQLs', 'Dater']:
+            return render_template('index.html', error="Invalid method selected.")
         try:
             seed = int(seed)
             random.seed(seed)
@@ -175,15 +177,12 @@ def index():
             save_session_data(session_id, session_data)
             logger.info(f"Session data stored for user {username}, method {method}, session_id {session_id}")
 
-            # Redirect based on the selected method
-            if method == 'No-XAI':
-                return redirect(url_for('experiment', session_id=session_id))
-            else:
-                return redirect(url_for('explanation', session_id=session_id))
+            # Redirect to explanation for all methods
+            return redirect(url_for('explanation', session_id=session_id))
         except Exception as e:
             logger.exception(f"Error in index route: {e}")
             return render_template('index.html', error="An error occurred. Please try again.")
-    return render_template('index.html')
+    return render_template('index.html', show_no_xai=False)
 
 @app.route('/explanation/<session_id>')
 def explanation(session_id):

templates/index.html

@@ -208,6 +208,7 @@
                 <div class="method-button Dater" onclick="selectMethod('Dater')">
                     Dater
                 </div>
+                {% if show_no_xai %}
                 <div class="method-button No-XAI" onclick="selectMethod('No-XAI')">
                     No-XAI
                 </div>