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| import gradio as gr | |
| import random | |
| import uuid | |
| # Sample menu items | |
| menu_items = [ | |
| {"id": 1, "name": "Burger", "price": 5.99}, | |
| {"id": 2, "name": "Pizza", "price": 8.99}, | |
| {"id": 3, "name": "Pasta", "price": 7.99}, | |
| {"id": 4, "name": "Salad", "price": 4.99}, | |
| {"id": 5, "name": "Soda", "price": 1.99} | |
| ] | |
| # Sample customer data for login (in a real system, use a database) | |
| customers = { | |
| "user1": {"name": "John Doe", "phone": "1234567890", "customer_id": "CUST001"}, | |
| "user2": {"name": "Jane Smith", "phone": "9876543210", "customer_id": "CUST002"} | |
| } | |
| # Initialize session data | |
| session_data = {} | |
| def login(phone): | |
| for customer_id, details in customers.items(): | |
| if details['phone'] == phone: | |
| session_data['customer_id'] = details['customer_id'] | |
| session_data['customer_name'] = details['name'] | |
| return f"Welcome {details['name']}!" | |
| return "Customer not found. Please register." | |
| def display_menu(): | |
| return "\n".join([f"{item['id']}. {item['name']} - ${item['price']}" for item in menu_items]) | |
| def add_to_cart(item_id, quantity): | |
| cart = session_data.get('cart', []) | |
| cart.append({"item_id": item_id, "quantity": quantity}) | |
| session_data['cart'] = cart | |
| return f"Item added to cart. Cart has {len(cart)} item(s)." | |
| def view_cart(): | |
| cart = session_data.get('cart', []) | |
| cart_items = [] | |
| total_price = 0 | |
| for item in cart: | |
| item_details = next((menu_item for menu_item in menu_items if menu_item['id'] == item['item_id']), None) | |
| if item_details: | |
| cart_items.append(f"{item_details['name']} x {item['quantity']} - ${item_details['price'] * item['quantity']}") | |
| total_price += item_details['price'] * item['quantity'] | |
| return "\n".join(cart_items) + f"\nTotal Price: ${total_price}" | |
| def proceed_to_order(table_number): | |
| order_id = str(uuid.uuid4()) # Generate unique order ID | |
| cart = session_data.get('cart', []) | |
| order_details = { | |
| "order_id": order_id, | |
| "customer_id": session_data['customer_id'], | |
| "customer_name": session_data['customer_name'], | |
| "table_number": table_number, | |
| "items": cart | |
| } | |
| session_data['cart'] = [] # Clear cart after order | |
| return f"Order ID: {order_id}\nTable Number: {table_number}\nOrder Details: {order_details}" | |
| # Gradio Interface | |
| login_interface = gr.Interface(fn=login, inputs="text", outputs="text", title="Customer Login") | |
| menu_interface = gr.Interface(fn=display_menu, inputs=None, outputs="text", title="Menu") | |
| cart_interface = gr.Interface(fn=view_cart, inputs=None, outputs="text", title="Cart") | |
| order_interface = gr.Interface(fn=proceed_to_order, inputs="text", outputs="text", title="Proceed to Order") | |
| # Launch Gradio app | |
| demo = gr.TabbedInterface([login_interface, menu_interface, cart_interface, order_interface], ["Login", "Menu", "Cart", "Order"]) | |
| demo.launch() | |