Create app.py

app.py

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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()
+