app.py

from flask import Flask, render_template, request, jsonify, redirect, url_for, session
from flask_session import Session  # Import the Session class
from flask.sessions import SecureCookieSessionInterface  # Import the class
from salesforce import get_salesforce_connection
from Menu_page import menu_page  # Now you can import the Blueprint after app is initialized
from Cart_Page import cart_page
from datetime import timedelta
import os



# Initialize Flask app and Salesforce connection
print("Starting app...")
app = Flask(__name__)
print("Flask app initialized.")

# Add debug logs in Salesforce connection setup
sf = get_salesforce_connection()
print("Salesforce connection established.")

# Set the secret key to handle sessions securely
app.secret_key = os.getenv("SECRET_KEY", "sSSjyhInIsUohKpG8sHzty2q")  # Replace with a secure key

# Register Blueprints after Flask app is created
app.register_blueprint(menu_page, url_prefix="/menu_page")  # Optional: you can add a URL prefix
print("Menu page is working now")

app.register_blueprint(cart_page, url_prefix="/cart_page")  # Optional: you can add a URL prefix
print("Menu page is working now")

# Configure the session type
app.config["SESSION_TYPE"] = "filesystem"  # Use filesystem for session storage
#app.config["SESSION_COOKIE_NAME"] = "my_session"  # Optional: Change session cookie name
app.config["SESSION_COOKIE_SECURE"] = True  # Ensure cookies are sent over HTTPS
app.config["SESSION_COOKIE_SAMESITE"] = "None"  # Allow cross-site cookies

# Initialize the session
Session(app)  # Correctly initialize the Session object
print("Session interface configured.")

# Ensure secure session handling for environments like Hugging Face
app.session_interface = SecureCookieSessionInterface()
print("Session interface configured.")
import random
import string

def generate_referral_code(length=8):
    # Generates a random referral code with uppercase, lowercase letters, and digits
    characters = string.ascii_letters + string.digits  # A-Z, a-z, 0-9
    referral_code = ''.join(random.choice(characters) for _ in range(length))
    return referral_code

@app.route("/")
def home():
    # Fetch user details from URL parameters
    user_email = request.args.get("email")
    user_name = request.args.get("name")
    table_number = request.args.get("table")  # Capture table number

    if user_email and user_name:
        session["user_email"] = user_email
        session["user_name"] = user_name
        session["table_number"] = table_number  # Store table number in session
        print(f"User logged in: {user_email} - {user_name} - Table: {table_number}")

        # Ensure session is saved before redirecting
        session.modified = True
        return redirect(url_for("menu_page.menu"))  # Redirect to menu directly

    return render_template("index.html")



from datetime import datetime

def generate_coupon_code(length=10):
    """Generates a random alphanumeric coupon code"""
    characters = string.ascii_uppercase + string.digits  # A-Z, 0-9
    return ''.join(random.choice(characters) for _ in range(length))
@app.route("/generate_custom_dish", methods=["POST"])
def generate_custom_dish():
    try:
        data = request.form
        dish_name = data.get("name")
        description = data.get("description")
        item_image_url = "https://huggingface.co/spaces/nagasurendra/BiryaniHubflask30/resolve/main/static/customized.jpg"
        item_image_url2 = "https://huggingface.co/spaces/nagasurendra/BiryaniHubflask30/resolve/main/static/customized1.jpg"

        if not dish_name or not description:
            return jsonify({"success": False, "error": "Both fields are required"}), 400

        # Generate a random price for the custom dish
        price = random.randint(10, 30)  # Example logic for price setting

        # Determine Veg/Non-Veg
        veg_keywords = ["paneer", "vegetable", "mushroom", "cheese"]
        non_veg_keywords = ["chicken", "mutton", "fish", "egg"]
        
        category = "Veg" if any(word in description.lower() for word in veg_keywords) else \
                   "Non veg" if any(word in description.lower() for word in non_veg_keywords) else \
                   "both"

        # Query to check if the dish already exists in Salesforce (Custom_Dish__c object)
        existing_dish_query = f"SELECT Id, Name, Price__c, Image1__c, Image2__c, Description__c, Veg_NonVeg__c FROM Custom_Dish__c WHERE Name = '{dish_name}'"
        existing_dish_result = sf.query(existing_dish_query)

        if existing_dish_result['totalSize'] > 0:
            # If the dish exists, use the existing details
            existing_dish = existing_dish_result['records'][0]
            price = existing_dish['Price__c']
            item_image_url = existing_dish['Image1__c']
            item_image_url2 = existing_dish['Image2__c']
            category = existing_dish['Veg_NonVeg__c']
        else:
            # If the dish does not exist, create a new custom dish
            custom_dish = {
                'Name': dish_name,
                'Price__c': price,
                'Image1__c': item_image_url,
                'Image2__c': item_image_url2,
                'Description__c': description,
                'Veg_NonVeg__c': category,
                'Section__c': 'Customized dish',
                'Total_Ordered__c': 0
            }

            # Insert the custom dish into Salesforce (Custom_Dish__c object)
            result = sf.Custom_Dish__c.create(custom_dish)

            if not result.get('success'):
                return jsonify({"success": False, "error": "Failed to create custom dish in Salesforce"}), 500

        # After ensuring the dish exists, check if it's already in the Cart_Item__c
        email = session.get('user_email')  # Assuming you have the user's email in session
        
        # Query to check if the custom dish already exists in the cart for the logged-in user
        cart_item_query = f"SELECT Id, Quantity__c, Price__c, Base_Price__c FROM Cart_Item__c WHERE Customer_Email__c = '{email}' AND Name = '{dish_name}'"
        cart_item_result = sf.query(cart_item_query)

        if cart_item_result['totalSize'] > 0:
            # If the custom dish is already in the cart, update the quantity and price
            cart_item = cart_item_result['records'][0]
            new_quantity = cart_item['Quantity__c'] + 1  # Increase quantity by 1
            new_price = price * new_quantity  # Update price based on new quantity
            
            # Update the cart item in Salesforce
            updated_cart_item = {
                'Quantity__c': new_quantity,
                'Price__c': new_price
            }
            
            cart_item_update = sf.Cart_Item__c.update(cart_item['Id'], updated_cart_item)

        else:
            # If the custom dish is not in the cart, create a new cart item
            cart_item = {
                'Name': dish_name,
                'Price__c': price,
                'Base_Price__c': price,
                'Image1__c': item_image_url,
                'Quantity__c': 1,  # Default quantity is 1
                'Add_Ons__c': '',  # Set Add_ons__c to empty
                'Add_Ons_Price__c': 0,  # Set Add_ons_Price__c to 0
                'Customer_Email__c': email  # Associate the custom dish with the logged-in user
            }

            # Insert the custom dish as a Cart_Item__c record in Salesforce
            cart_result = sf.Cart_Item__c.create(cart_item)

        # Redirect to the cart page after successfully adding or updating the cart item
        return redirect(url_for("cart"))

    except Exception as e:
        return jsonify({"success": False, "error": str(e)}), 500

import re
@app.route("/edit_profile", methods=["GET", "POST"])
def edit_profile():
    email = session.get('user_email')  # Get logged-in user's email
    if not email:
        return redirect(url_for("login"))

    try:
        # Fetch user details from Salesforce
        result = sf.query(f"""
            SELECT Id, Name, Email__c, Phone_Number__c, Password__c
            FROM Customer_Login__c
            WHERE Email__c = '{email}'
        """)

        if not result['records']:
            return redirect(url_for("login"))

        user = result['records'][0]
        user_id = user.get("Id")
        user_name = user.get("Name")
        user_phone = user.get("Phone_Number__c")
        user_email = user.get("Email__c")

    except Exception as e:
        print(f"Error fetching user data: {str(e)}")
        return jsonify({"success": False, "message": "Error fetching user data"})

    try:
        # Process user profile update
        new_name = request.form.get('name')
        new_email = request.form.get('email')
        new_phone = request.form.get('phone')
        new_password = request.form.get('password')

        update_data = {
            'Name': new_name,
            'Email__c': new_email,
            'Phone_Number__c': new_phone
        }

        if new_password:
            update_data['Password__c'] = new_password

        # Update Salesforce record
        sf.Customer_Login__c.update(user_id, update_data)

        return redirect(url_for('customer_details'))

    except Exception as e:
        return render_template("edit_profile.html", user_name=user_name, user_phone=user_phone, user_email=user_email, error=str(e))

import re
@app.route("/customer_details", methods=["GET"])
def customer_details():
    email = session.get('user_email')  # Get logged-in user's email

    if not email:
        return redirect(url_for("login"))  # If no email is found, redirect to login

    try:
        # Fetch customer details from Salesforce based on the email
        customer_record = sf.query(f"""
            SELECT Name, Email__c, Phone_Number__c, Referral__c, Reward_Points__c
            FROM Customer_Login__c
            WHERE Email__c = '{email}'
            LIMIT 1
        """)

        # If no customer record found, handle it
        if not customer_record.get("records"):
            return jsonify({"success": False, "message": "Customer not found in Salesforce"})

        # Get the customer details
        customer = customer_record["records"][0]

        # Prepare the data to return to the frontend
        customer_data = {
            "name": customer.get("Name", ""),
            "email": customer.get("Email__c", ""),
            "phone": customer.get("Phone_Number__c", ""),
            "referral_code": customer.get("Referral__c", ""),
            "reward_points": customer.get("Reward_Points__c", 0)
        }

        # Return the customer details as JSON response
        return render_template("customer_details.html", customer=customer_data)

    except Exception as e:
        print(f"Error fetching customer details: {str(e)}")
        return jsonify({"success": False, "message": f"Error fetching customer details: {str(e)}"})

@app.route("/order-history", methods=["GET"])
def order_history():
    email = session.get('user_email')  # Get logged-in user's email
    if not email:
        return redirect(url_for("login"))

    try:
        # Fetch past orders for the user
        result = sf.query(f"""
            SELECT Id, Customer_Name__c, Customer_Email__c, Total_Amount__c, 
                   Order_Details__c, Order_Status__c, Discount__c, Total_Bill__c, CreatedDate
            FROM Order__c
            WHERE Customer_Email__c = '{email}'
            ORDER BY CreatedDate DESC
        """)

        orders = result.get("records", [])  # Fetch all orders

        # Strip image URLs from order details and split remaining data by new lines
        for order in orders:
            order_details = order.get("Order_Details__c", "")
            # Remove image URLs using regex
            cleaned_details = re.sub(r'http[s]?://\S+', '', order_details)
            
            # Now split the cleaned details by lines and join them with <br> to create line breaks
            cleaned_details = cleaned_details.replace("\n", "  ")

            # Update the order details with the cleaned and formatted details
            order['Order_Details__c'] = cleaned_details

        return render_template("order_history.html", orders=orders)

    except Exception as e:
        print(f"Error fetching order history: {str(e)}")
        return render_template("order_history.html", orders=[], error=str(e))
app.permanent_session_lifetime = timedelta(minutes=5)
@app.before_request
def check_session_timeout():
    if "last_activity" in session:
        last_activity_time = session["last_activity"]
        now = datetime.now().timestamp()
        
        # Check if inactivity time has exceeded 5 minutes (300 seconds)
        if now - last_activity_time > 300:
            session.clear()  # Clear session
            return redirect(url_for("logout"))
    
    # Update last activity timestamp on every request
    session["last_activity"] = datetime.now().timestamp()

@app.route("/dashboard")
def dashboard():
    return render_template("dashboard.html") 
@app.route("/logout")
def logout():
    # Retrieve table number before clearing session
    table_number = session.get('table_number', '')

    # Clear session variables
    session.pop('name', None)
    session.pop('email', None)
    session.pop('rewardPoints', None)
    session.pop('coupon', None)

    # Pass table number to redirect page
    return render_template("redirect_page.html", table_number=table_number)

@app.route("/signup", methods=["GET", "POST"])
def signup():
    if request.method == "POST":
        name = request.form.get("name")
        phone = request.form.get("phone")
        email = request.form.get("email").strip()  # Trim spaces
        password = request.form.get("password")
        referral_code = request.form.get("referral")  # Fetch referral code from the form
        generated_referral_code = generate_referral_code()

        try:
            ref = 0  # Default reward points for new user

            # **Fix: Fetch all emails and compare in Python (Case-Insensitive)**
            email_query = "SELECT Id, Email__c FROM Customer_Login__c"
            email_result = sf.query(email_query)

            # Convert all stored emails to lowercase and compare with user input
            existing_emails = {record["Email__c"].lower() for record in email_result["records"]}
            if email.lower() in existing_emails:
                return render_template("signup.html", error="Email already in use! Please use a different email.")

            # Check if a referral code is entered
            if referral_code:
                referral_query = f"SELECT Id, Email__c, Name FROM Customer_Login__c WHERE Referral__c = '{referral_code}'"
                referral_result = sf.query(referral_query)

                if not referral_result['records']:
                    return render_template("signup.html", error="Invalid referral code!")

                # Get referrer's details
                referrer = referral_result['records'][0]
                referrer_email = referrer.get('Email__c')
                referrer_name = referrer.get('Name')

                # Generate a new unique coupon code
                new_coupon_code = generate_coupon_code()

                # Check if referrer already has a record in Referral_Coupon__c
                existing_coupon_query = f"SELECT Id, Coupon_Code__c FROM Referral_Coupon__c WHERE Referral_Email__c = '{referrer_email}'"
                existing_coupon_result = sf.query(existing_coupon_query)

                if existing_coupon_result['records']:
                    referral_record = existing_coupon_result['records'][0]
                    referral_id = referral_record['Id']
                    existing_coupons = referral_record.get('Coupon_Code__c', '')

                    updated_coupons = f"{existing_coupons}\n{new_coupon_code}".strip()

                    # Update the existing record with the new coupon
                    sf.Referral_Coupon__c.update(referral_id, {
                        "Coupon_Code__c": updated_coupons
                    })
                else:
                    # If no record exists, create a new one
                    sf.Referral_Coupon__c.create({
                        "Name": referrer_name,
                        "Referral_Email__c": referrer_email,
                        "Coupon_Code__c": new_coupon_code
                    })

            # **Fix: Ensure Salesforce enforces unique email constraint**
            sf.Customer_Login__c.create({
                "Name": name,
                "Phone_Number__c": phone,
                "Email__c": email,
                "Password__c": password,
                "Reward_Points__c": ref,  # No points added, only coupon is created
                "Referral__c": generated_referral_code
            })

            return redirect(url_for("login"))

        except Exception as e:
            return render_template("signup.html", error=f"Error: {str(e)}")

    return render_template("signup.html")

@app.route("/login", methods=["GET", "POST"])
def login():
    if request.method == "POST":
        email = request.form.get("email")
        password = request.form.get("password")
        print(f"Login attempt with email: {email}")  # Debug log

        try:
            # Fetch user details from Salesforce
            query = f"SELECT Id, Name, Email__c, Reward_Points__c FROM Customer_Login__c WHERE Email__c='{email}' AND Password__c='{password}'"
            result = sf.query(query)

            if result["records"]:
                user = result["records"][0]
                session['user_id'] = user['Id']

                # ✅ Always store or update session email
                if 'user_email' not in session or session['user_email'] != email:
                    session['user_email'] = email
                    session['user_name'] = user.get("Name", "")
                    print(f"✅ Session email updated: {session['user_email']}")

                reward_points = user.get("Reward_Points__c") or 0

                # Coupon generation logic (if reward points >= 500)
                if reward_points >= 500:
                    new_coupon_code = generate_coupon_code()
                    coupon_query = sf.query(f"SELECT Id, Coupon_Code__c FROM Referral_Coupon__c WHERE Referral_Email__c = '{email}'")

                    if coupon_query["records"]:
                        coupon_record = coupon_query["records"][0]
                        referral_coupon_id = coupon_record["Id"]
                        existing_coupons = coupon_record.get("Coupon_Code__c", "")

                        updated_coupons = f"{existing_coupons}\n{new_coupon_code}".strip()
                        sf.Referral_Coupon__c.update(referral_coupon_id, {"Coupon_Code__c": updated_coupons})
                    else:
                        sf.Referral_Coupon__c.create({
                            "Referral_Email__c": email,
                            "Name": user.get("Name", ""),
                            "Coupon_Code__c": new_coupon_code
                        })

                    new_reward_points = reward_points - 500
                    sf.Customer_Login__c.update(user['Id'], {"Reward_Points__c": new_reward_points})

                return redirect(url_for("menu_page.menu"))

            else:
                print("Invalid credentials!")
                return render_template("login.html", error="Invalid credentials!")

        except Exception as e:
            print(f"Error during login: {str(e)}")
            return render_template("login.html", error=f"Error: {str(e)}")

    return render_template("login.html")




@app.route('/api/addons', methods=['GET'])
def get_addons():
    item_name = request.args.get('item_name')  
    item_section = request.args.get('item_section')  

    # Check if both item_name and item_section are provided
    if not item_name or not item_section:
        return jsonify({"success": False, "error": "Item name and section are required."}), 400

    try:
        # Fetch customization options from Salesforce based on the section
        query = f"""
            SELECT Name, Customization_Type__c, Options__c, Max_Selections__c, Extra_Charge__c, Extra_Charge_Amount__c
            FROM Customization_Options__c
            WHERE Section__c = '{item_section}'
        """
        result = sf.query(query)
        addons = result.get('records', [])

        # Check if we found any addons
        if not addons:
            return jsonify({"success": False, "error": "No customization options found for the given section."}), 404

        # Format data for frontend
        formatted_addons = []
        for addon in addons:
            # Ensure 'Options__c' exists and is not None
            options = addon.get("Options__c", "")
            if options:  # If options are available, split them
                options = options.split(", ")  # Convert comma-separated options into a list
            else:
                options = []  # If no options, default to an empty list

            formatted_addons.append({
                "name": addon["Name"],
                "type": addon["Customization_Type__c"],
                "options": options,
                "max_selections": addon.get("Max_Selections__c", 1),
                "extra_charge": addon.get("Extra_Charge__c", False),
                "extra_charge_amount": addon.get("Extra_Charge_Amount__c", 0)
            })

        return jsonify({"success": True, "addons": formatted_addons})

    except Exception as e:
        # Log the exception for debugging
        app.logger.error(f"Error fetching addons: {str(e)}")
        return jsonify({"success": False, "error": "An error occurred while fetching customization options."}), 500



@app.route("/checkout", methods=["POST"])
def checkout():
    email = session.get('user_email')
    user_id = session.get('user_name')
    table_number = session.get('table_number')  # Retrieve table number

    if not email or not user_id:
        return jsonify({"success": False, "message": "User not logged in"})

    try:
        data = request.json
        selected_coupon = data.get("selectedCoupon", "").strip()

        # Fetch cart items
        result = sf.query(f"""
            SELECT Id, Name, Price__c, Add_Ons_Price__c, Quantity__c, Add_Ons__c, Instructions__c, Image1__c
            FROM Cart_Item__c
            WHERE Customer_Email__c = '{email}'
        """)
        cart_items = result.get("records", [])

        if not cart_items:
            return jsonify({"success": False, "message": "Cart is empty"})

        total_price = sum(item['Price__c'] for item in cart_items)
        discount = 0

        # Fetch the user's existing coupons
        coupon_query = sf.query(f"""
            SELECT Id, Coupon_Code__c FROM Referral_Coupon__c WHERE Referral_Email__c = '{email}'
        """)

        has_coupons = bool(coupon_query["records"])

        if selected_coupon:
            discount = total_price * 0.10  # 10% discount
            referral_coupon_id = coupon_query["records"][0]["Id"]
            existing_coupons = coupon_query["records"][0]["Coupon_Code__c"].split("\n")

            # Remove only the selected coupon
            updated_coupons = [coupon for coupon in existing_coupons if coupon.strip() != selected_coupon]
            updated_coupons_str = "\n".join(updated_coupons).strip()

            sf.Referral_Coupon__c.update(referral_coupon_id, {
                "Coupon_Code__c": updated_coupons_str
            })
        else:
            reward_points_to_add = total_price * 0.10

            # Fetch current reward points
            customer_record = sf.query(f"""
                SELECT Id, Reward_Points__c FROM Customer_Login__c
                WHERE Email__c = '{email}'
            """)
            customer = customer_record.get("records", [])[0] if customer_record else None

            if customer:
                current_reward_points = customer.get("Reward_Points__c") or 0
                new_reward_points = current_reward_points + reward_points_to_add

                sf.Customer_Login__c.update(customer["Id"], {
                    "Reward_Points__c": new_reward_points
                })

        total_bill = total_price - discount

        # ✅ Store all order details
        order_details = "\n".join(
            f"{item['Name']} x{item['Quantity__c']} | Add-Ons: {item.get('Add_Ons__c', 'None')} | "
            f"Instructions: {item.get('Instructions__c', 'None')} | "
            f"Price: ${item['Price__c']} | Image: {item['Image1__c']}"
            for item in cart_items
        )

        # Fetch Customer ID from Customer_Login__c
        customer_query = sf.query(f"""
            SELECT Id FROM Customer_Login__c
            WHERE Email__c = '{email}'
        """)
        
        customer_id = customer_query["records"][0]["Id"] if customer_query["records"] else None
        
        if not customer_id:
            return jsonify({"success": False, "message": "Customer record not found in Salesforce"})

        # ✅ Store table number in Order__c
        order_data = {
            "Customer_Name__c": user_id,
            "Customer_Email__c": email,
            "Total_Amount__c": total_price,
            "Discount__c": discount,
            "Total_Bill__c": total_bill,
            "Order_Status__c": "Pending",
            "Customer2__c": customer_id,
            "Order_Details__c": order_details,
            "Table_Number__c": table_number  # ✅ Store table number
        }

        sf.Order__c.create(order_data)

        # ✅ Delete cart items after order is placed
        for item in cart_items:
            sf.Cart_Item__c.delete(item["Id"])

        return jsonify({"success": True, "message": "Order placed successfully!"})

    except Exception as e:
        print(f"Error during checkout: {str(e)}")
        return jsonify({"success": False, "error": str(e)})

@app.route("/order", methods=["GET"])
def order_summary():
    email = session.get('user_email')  # Fetch logged-in user's email
    if not email:
        return redirect(url_for("login"))

    try:
        # Fetch the most recent order for the user
        result = sf.query(f"""
            SELECT Id, Customer_Name__c, Customer_Email__c, Total_Amount__c, Order_Details__c, Order_Status__c, Discount__c, Total_Bill__c
            FROM Order__c
            WHERE Customer_Email__c = '{email}'
            ORDER BY CreatedDate DESC
            LIMIT 1
        """)
        order = result.get("records", [])[0] if result.get("records") else None

        if not order:
            return render_template("order.html", order=None)

        return render_template("order.html", order=order)
    except Exception as e:
        print(f"Error fetching order details: {str(e)}")
        return render_template("order.html", order=None, error=str(e))
import smtplib
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText


if __name__ == "__main__":
    app.run(debug=True, host="0.0.0.0", port=7860)