app.py

import bcrypt
import gradio as gr
from datetime import datetime
from simple_salesforce import Salesforce

# Salesforce Connection
sf = Salesforce(
    username='your_username', 
    password='your_password', 
    security_token='your_security_token'
)

# Sample Menu Data in JSON Format
sample_menu = [
    {
        "name": "Samosa",
        "price": 9.0,
        "description": "Crispy fried pastry filled with spiced potatoes and peas.",
        "image": "https://via.placeholder.com/200x200",  # Replace with your image URLs
        "veg_nonveg": "Veg",
        "section": "Starters",
    },
    {
        "name": "Chicken Biryani",
        "price": 15.0,
        "description": "Flavorful rice dish cooked with chicken and spices.",
        "image": "https://via.placeholder.com/200x200",
        "veg_nonveg": "Non-Veg",
        "section": "Biryani",
    },
    {
        "name": "Paneer Butter Masala",
        "price": 12.0,
        "description": "Paneer cubes cooked in a creamy tomato-based gravy.",
        "image": "https://via.placeholder.com/200x200",
        "veg_nonveg": "Veg",
        "section": "Curries",
    }
]

# Sample Add-Ons
sample_add_ons = [
    {"name": "Extra Cheese", "price": 2.0},
    {"name": "Extra Spicy", "price": 1.5},
    {"name": "No Onions", "price": 0.5},
]

# Function to Save Cart Summary to Salesforce
def save_cart_to_salesforce(cart, total_cost):
    try:
        if not cart or total_cost <= 0:
            return "Cart is empty or invalid total cost."

        # Create Order Record
        order_record = {
            'Name': f"Order {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}",
            'Total_Cost__c': total_cost,
            'Order_Date__c': datetime.now().isoformat(),
        }
        order_result = sf.Order__c.create(order_record)
        order_id = order_result['id']

        # Create Order Items
        for item in cart:
            extras = ", ".join(extra['name'] for extra in item.get('extras', []))
            order_item_record = {
                'Name': item['name'],
                'Order__c': order_id,
                'Quantity__c': item['quantity'],
                'Price__c': item['price'],
                'Extras__c': extras,
                'Instructions__c': item.get('instructions', ''),
                'Total_Cost__c': item['totalCost'],
            }
            sf.Order_Item__c.create(order_item_record)

        return "Order saved successfully!"
    except Exception as e:
        return f"Error saving order: {str(e)}"

# Function to Load Menu Items
def load_menu(preference):
    filtered_menu = [
        item for item in sample_menu
        if preference == "All" or item["veg_nonveg"] == preference
    ]

    html = ""
    sections = {item["section"] for item in filtered_menu}
    for section in sections:
        html += f"<h2>{section}</h2>"
        for item in filtered_menu:
            if item["section"] == section:
                html += f"""
                <div style="border:1px solid #ddd; padding:10px; margin:10px;">
                    <img src="{item['image']}" style="width:100px; height:100px;">
                    <h3>{item['name']}</h3>
                    <p>{item['description']}</p>
                    <p>Price: ${item['price']}</p>
                    <button onclick="addToCart('{item['name']}', {item['price']})">Add to Cart</button>
                </div>
                """
    return html

# Function to Add Items to Cart
def add_to_cart(name, price, quantity, extras, instructions):
    total_cost = (price * quantity) + sum(extra["price"] for extra in extras)
    cart_item = {
        "name": name,
        "price": price,
        "quantity": quantity,
        "extras": extras,
        "instructions": instructions,
        "totalCost": total_cost,
    }
    return cart_item, total_cost

# Gradio Interface
with gr.Blocks() as app:
    with gr.Row():
        gr.HTML("<h1>Welcome to Biryani Hub</h1>")
        preference = gr.Radio(["All", "Veg", "Non-Veg"], value="All", label="Filter Preference")
        menu_display = gr.HTML()

    with gr.Row():
        cart = gr.JSON(label="Cart Items")
        total_cost = gr.Textbox(label="Total Cost")
        add_item_button = gr.Button("Add to Cart")

    with gr.Row():
        checkout_button = gr.Button("Checkout")
        checkout_status = gr.Textbox(label="Status")

    # Load Menu on Filter Change
    preference.change(
        lambda pref: load_menu(pref), 
        inputs=preference, 
        outputs=menu_display
    )

    # Add Item to Cart
    add_item_button.click(
        lambda name, price, quantity, extras, instructions: add_to_cart(
            name, price, quantity, extras, instructions
        ),
        inputs=["name", "price", "quantity", "extras", "instructions"],
        outputs=[cart, total_cost],
    )

    # Checkout and Save to Salesforce
    checkout_button.click(
        lambda cart_items, total: save_cart_to_salesforce(cart_items, total),
        inputs=[cart, total_cost],
        outputs=checkout_status,
    )

app.launch()