Update app.py

app.py

@@ -1,6 +1,5 @@
 import torch
 from flask import Flask, render_template, request, jsonify, redirect, session
-import json
 import os
 from transformers import pipeline
 from gtts import gTTS
@@ -12,17 +11,20 @@ from waitress import serve
 from simple_salesforce import Salesforce
 import requests
 
+# Initialize Flask app
 app = Flask(__name__)
-app.secret_key = os.urandom(24)  # For session handling
 
-# Use whisper-small for faster processing and better speed
+# Secret key for session management
+app.secret_key = os.urandom(24)  # For session management (secure)
+
+# Set the device for processing
 device = "cuda" if torch.cuda.is_available() else "cpu"
 
-# Create config object to set timeout and other parameters
+# Whisper ASR model configuration for speech recognition
 config = AutoConfig.from_pretrained("openai/whisper-small")
 config.update({"timeout": 60})  # Set timeout to 60 seconds
 
-# Salesforce connection details
+# Salesforce Connection Setup
 try:
     print("Attempting to connect to Salesforce...")
     sf = Salesforce(username='[email protected]', password='Sati@1020', security_token='sSSjyhInIsUohKpG8sHzty2q')
@@ -31,7 +33,8 @@ try:
 except Exception as e:
     print(f"Failed to connect to Salesforce: {str(e)}")
 
-# Functions for Salesforce operations
+
+# Functions for Salesforce Operations
 def create_salesforce_record(sf, name, email, phone_number):
     try:
         customer_login = sf.Customer_Login__c.create({
@@ -43,12 +46,14 @@ def create_salesforce_record(sf, name, email, phone_number):
     except Exception as e:
         raise Exception(f"Failed to create record: {str(e)}")
 
+
 def get_menu_items(sf):
     query = "SELECT Name, Price__c, Ingredients__c, Category__c FROM Menu_Item__c"
     result = sf.query(query)
     return result['records']
 
-# Voice-related functions
+
+# Voice-related function to generate audio prompts
 def generate_audio_prompt(text, filename):
     try:
         tts = gTTS(text)
@@ -59,7 +64,8 @@ def generate_audio_prompt(text, filename):
         time.sleep(5)  # Wait for 5 seconds before retrying
         generate_audio_prompt(text, filename)
 
-# Utility functions
+
+# Utility function to convert audio files to WAV format
 def convert_to_wav(input_path, output_path):
     try:
         audio = AudioSegment.from_file(input_path)
@@ -69,25 +75,30 @@ def convert_to_wav(input_path, output_path):
         print(f"Error: {str(e)}")
         raise Exception(f"Audio conversion failed: {str(e)}")
 
+
+# Utility function to check for silence in audio
 def is_silent_audio(audio_path):
     audio = AudioSegment.from_wav(audio_path)
-    nonsilent_parts = detect_nonsilent(audio, min_silence_len=500, silence_thresh=audio.dBFS-16)  # Reduced silence duration
+    nonsilent_parts = detect_nonsilent(audio, min_silence_len=500, silence_thresh=audio.dBFS-16)
     print(f"Detected nonsilent parts: {nonsilent_parts}")
     return len(nonsilent_parts) == 0  # If no speech detected
 
-# Routes and Views
+
+# Routes for Handling Views
 @app.route("/")
 def index():
     return render_template("index.html")
 
+
 @app.route("/dashboard", methods=["GET"])
 def dashboard():
     return render_template("dashboard.html")
 
+
 @app.route('/login', methods=['POST'])
 def login():
-    # Get data from voice bot (name, email, phone number)
-    data = request.json  # Assuming voice bot sends JSON data
+    # Get data from the voice bot (name, email, phone number)
+    data = request.json  # Assuming the voice bot sends JSON data
     name = data.get('name')
     email = data.get('email')
     phone_number = data.get('phone_number')
@@ -96,54 +107,61 @@ def login():
         return jsonify({'error': 'Missing required fields'}), 400
 
     try:
+        # Create a Salesforce record for the customer
         customer_login = create_salesforce_record(sf, name, email, phone_number)
         session['customer_id'] = customer_login['id']  # Store customer ID in session
         return redirect("/menu")  # Redirect to the menu page after successful login
     except Exception as e:
         return jsonify({'error': f'Failed to create record in Salesforce: {str(e)}'}), 500
 
+
 @app.route("/menu", methods=["GET"])
 def menu_page():
-    menu_items = get_menu_items(sf)  # Fetch menu items from Salesforce
+    # Fetch menu items from Salesforce
+    menu_items = get_menu_items(sf)
     menu_data = [{"name": item['Name'], "price": item['Price__c'], "ingredients": item['Ingredients__c'], "category": item['Category__c']} for item in menu_items]
     return render_template("menu_page.html", menu_items=menu_data)
 
-# Route to handle the cart
+
 @app.route("/cart", methods=["GET"])
 def cart():
-    # For now, using session to store cart items
+    # Retrieve cart items from session
     cart_items = session.get('cart_items', [])
     return render_template("cart_page.html", cart_items=cart_items)
 
-# Route for the order summary page
+
 @app.route("/order-summary", methods=["GET"])
 def order_summary():
-    # Get the order details from the session
+    # Retrieve the order details from session
     order_details = session.get('cart_items', [])
     total_price = sum(item['price'] * item['quantity'] for item in order_details)
     return render_template("order_summary.html", order_details=order_details, total_price=total_price)
 
+
 @app.route("/final_order", methods=["GET"])
 def final_order():
+    # Clear cart items from session after confirming order
+    session.pop('cart_items', None)
     return render_template("final_order.html")
 
-# Route for handling order placement
+
 @app.route("/order", methods=["POST"])
 def place_order():
+    # Adding items to the cart
     item_name = request.json.get('item_name')
     quantity = request.json.get('quantity')
-    
-    # Store the item in the session cart
+
+    # Store the item in session cart
     cart_items = session.get('cart_items', [])
-    cart_items.append({"name": item_name, "quantity": quantity, "price": 10})  # Assuming a fixed price for simplicity
-    session['cart_items'] = cart_items  # Save the updated cart to the session
-    
-    return jsonify({"success": True, "message": f"Order for {item_name} placed successfully."})
+    cart_items.append({"name": item_name, "quantity": quantity, "price": 10})  # Example with fixed price
+    session['cart_items'] = cart_items  # Save the updated cart to session
+
+    return jsonify({"success": True, "message": f"Added {item_name} to cart."})
+
 
 @app.route("/transcribe", methods=["POST"])
 def transcribe():
     if "audio" not in request.files:
-        print("No audio file provided")
         return jsonify({"error": "No audio file provided"}), 400
 
     audio_file = request.files["audio"]
@@ -152,10 +170,10 @@ def transcribe():
     audio_file.save(input_audio_path)
 
     try:
-        # Convert to WAV
+        # Convert audio to WAV format
         convert_to_wav(input_audio_path, output_audio_path)
 
-        # Check for silence
+        # Check if audio contains silence
         if is_silent_audio(output_audio_path):
             return jsonify({"error": "No speech detected. Please try again."}), 400
         else:
@@ -184,6 +202,7 @@ def transcribe():
         name = parts[0] if len(parts) > 0 else "Unknown Name"
         email = parts[1] if '@' in parts[1] else "[email protected]"
         phone_number = parts[2] if len(parts) > 2 else "0000000000"
+
         print(f"Parsed data - Name: {name}, Email: {email}, Phone Number: {phone_number}")
 
         # Confirm details before submission
@@ -191,26 +210,19 @@ def transcribe():
         generate_audio_prompt(confirmation, "confirmation.mp3")
 
         # Simulate confirmation via user action
-        user_confirms = True  # Assuming the user confirms, you can replace this with actual user input logic
+        user_confirms = True  # Assuming the user confirms, replace with actual logic
 
         if user_confirms:
-            # Create record in Salesforce
+            # Create a record in Salesforce
             salesforce_response = create_salesforce_record(name, email, phone_number)
 
-            # Log the Salesforce response
-            print(f"Salesforce record creation response: {salesforce_response}")
-
-            # Check if the response contains an error
-            if "error" in salesforce_response:
-                print(f"Error creating record in Salesforce: {salesforce_response['error']}")
-                return jsonify(salesforce_response), 500
-
             return jsonify({"text": transcribed_text, "salesforce_record": salesforce_response})
 
     except Exception as e:
         print(f"Error in transcribing or processing: {str(e)}")
         return jsonify({"error": f"Speech recognition error: {str(e)}"}), 500
 
+
 # Start Production Server
 if __name__ == "__main__":
     serve(app, host="0.0.0.0", port=7860)