Update app.py

app.py

@@ -39,7 +39,7 @@ def restaurant_voice_assistant(audio, state_json):
         recognizer = sr.Recognizer()
         with sr.AudioFile(audio) as source:
             try:
-                input_text = recognizer.recognize_google(recognizer.record(source))
+                input_text = recognizer.recognize_google(recognizer.record(source)).lower()
             except sr.UnknownValueError:
                 input_text = ""
 
@@ -53,34 +53,39 @@ def restaurant_voice_assistant(audio, state_json):
     elif not input_text.strip():
         # Wait for valid input without responding if no input is provided
         return "", None, json.dumps(state)
-    elif any(item.lower() in input_text.lower() for item in menu_items):
-        # Check if input matches a menu item
-        for item in menu_items:
-            if item.lower() in input_text.lower():
-                cart.append(item)
-                total = calculate_total(cart)
-                response = f"{item} has been added to your cart. Your current cart includes:\n"
-                for cart_item in cart:
-                    response += f"- {cart_item}: ${menu_items[cart_item]:.2f}\n"
-                response += f"\nTotal: ${total:.2f}. Would you like to add anything else?"
-                break
-    elif "menu" in input_text.lower():
-        response = "Here is our menu again:\n"
-        for item, price in menu_items.items():
-            response += f"{item}: ${price:.2f}\n"
-        response += "\nWhat would you like to add to your cart?"
-    elif "final order" in input_text.lower() or "submit order" in input_text.lower():
-        if cart:
+    else:
+        # Match the input text with menu items
+        matched_items = [item for item in menu_items if item.lower() in input_text and item not in state.get("current_items", [])]
+
+        if len(matched_items) == 1:
+            item = matched_items[0]
+            cart.append(item)
+            state.setdefault("current_items", []).append(item)  # Track items added in the current cycle
             total = calculate_total(cart)
-            response = "Your final order includes:\n"
-            for item in cart:
-                response += f"- {item}: ${menu_items[item]:.2f}\n"
-            response += f"\nTotal: ${total:.2f}.\nThank you for ordering!"
-            cart = []  # Clear cart after finalizing order
+            response = f"{item} has been added to your cart. Your current cart includes:\n"
+            for cart_item in cart:
+                response += f"- {cart_item}: ${menu_items[cart_item]:.2f}\n"
+            response += f"\nTotal: ${total:.2f}. Would you like to add anything else?"
+        elif len(matched_items) > 1:
+            response = f"I detected multiple items in your input: {', '.join(matched_items)}. Please mention one item at a time."
+        elif "menu" in input_text:
+            response = "Here is our menu again:\n"
+            for item, price in menu_items.items():
+                response += f"{item}: ${price:.2f}\n"
+            response += "\nWhat would you like to add to your cart?"
+        elif "final order" in input_text or "submit order" in input_text:
+            if cart:
+                total = calculate_total(cart)
+                response = "Your final order includes:\n"
+                for item in cart:
+                    response += f"- {item}: ${menu_items[item]:.2f}\n"
+                response += f"\nTotal: ${total:.2f}.\nThank you for ordering!"
+                cart = []  # Clear cart after finalizing order
+                state["current_items"] = []  # Clear current cycle tracking
+            else:
+                response = "Your cart is empty. Would you like to order something?"
         else:
-            response = "Your cart is empty. Would you like to order something?"
-    else:
-        response = "I didn’t quite catch that. Please tell me what you’d like to order."
+            response = "I didn’t quite catch that. Please tell me what you’d like to order."
 
     voice_path = generate_voice_response(response)
     return response, voice_path, json.dumps(state)