Update app.py

app.py

@@ -1,15 +1,25 @@
 import gradio as gr
 import pandas as pd
 
-# Simulated menu data
-menu_data = [
-    {"name": "Samosa", "price": 10, "description": "Crispy fried pastry filled with spiced potatoes and peas. Serves 1. [Energy: 200 kcal, Protein: 5g, Carbohydrates: 25g, Fiber: 3g, Fat: 10g, Sugar: 1g]", "image": "images/samosa.jpg"},
-    {"name": "Onion Pakoda", "price": 14, "description": "Deep-fried onion fritters seasoned with herbs and spices. Serves 2. [Energy: 250 kcal, Protein: 6g, Carbohydrates: 30g, Fiber: 4g, Fat: 12g, Sugar: 2g]", "image": "images/onion-pakoda.jpg"},
-    {"name": "Paneer Tikka", "price": 15, "description": "Grilled paneer cubes marinated in spices. Serves 1. [Energy: 300 kcal, Protein: 15g, Carbohydrates: 10g, Fiber: 2g, Fat: 20g, Sugar: 1g]", "image": "images/paneer-tikka.jpg"},
-    {"name": "Veg Biryani", "price": 12, "description": "Aromatic rice cooked with vegetables and spices. Serves 1. [Energy: 350 kcal, Protein: 8g, Carbohydrates: 50g, Fiber: 5g, Fat: 12g, Sugar: 2g]", "image": "images/veg-biryani.jpg"},
-    {"name": "Chicken Curry", "price": 16, "description": "Tender chicken pieces cooked in a spicy curry. Serves 1. [Energy: 400 kcal, Protein: 25g, Carbohydrates: 10g, Fiber: 2g, Fat: 25g, Sugar: 3g]", "image": "images/chicken-curry.jpg"},
-    {"name": "Masala Dosa", "price": 10, "description": "Thin rice crepe stuffed with spiced potato filling. Serves 1. [Energy: 300 kcal, Protein: 6g, Carbohydrates: 45g, Fiber: 4g, Fat: 8g, Sugar: 1g]", "image": "images/masala-dosa.jpg"}
-]
+# Load menu from Excel file
+def load_menu(file_path="menu.xlsx"):
+    """
+    Load menu data from an Excel file.
+    The Excel file should have columns: Name, Price, Description, Image
+    """
+    menu_df = pd.read_excel(file_path)
+    menu = []
+    for _, row in menu_df.iterrows():
+        menu.append({
+            "name": row["Name"],
+            "price": row["Price"],
+            "description": row["Description"],
+            "image": row["Image"]
+        })
+    return menu
+
+# Initialize the menu
+menu_data = load_menu()
 
 cart = []
 
@@ -25,18 +35,36 @@ def display_menu():
             <div style="flex-grow: 1;">
                 <h4 style="margin: 0;">{item['name']} - ${item['price']}</h4>
                 <p style="margin: 5px 0; font-size: 12px;">{item['description']}</p>
+                <div style="display: flex; align-items: center;">
+                    <button style="background-color: #f0f0f0; padding: 5px 10px; border-radius: 5px; margin-right: 5px;" onclick="decreaseQuantity('{item['name']}')">-</button>
+                    <span id="quantity-{item['name']}" style="padding: 5px;">1</span>
+                    <button style="background-color: #f0f0f0; padding: 5px 10px; border-radius: 5px; margin-left: 5px;" onclick="increaseQuantity('{item['name']}')">+</button>
+                </div>
             </div>
-            <button style="background-color: #28a745; color: white; border: none; padding: 8px 12px; border-radius: 5px; cursor: pointer;" onclick="add_to_cart('{item['name']}', {item['price']})">Add</button>
+            <button id="add-button-{item['name']}" style="background-color: #28a745; color: white; border: none; padding: 8px 12px; border-radius: 5px; cursor: pointer;" onclick="add_to_cart('{item['name']}', 1)">Add</button>
         </div>
         """
     return menu_html
 
-def add_to_cart(item_name, item_price):
+def add_to_cart(food_item, quantity):
     """
-    Add an item to the cart with its price.
+    Add an item to the cart with its price and quantity.
     """
-    cart.append({"item": item_name, "price": item_price})
-    return f"Added {item_name} to the cart!"
+    for item in menu_data:
+        if item["name"] == food_item:
+            cart.append({
+                "item": food_item,
+                "quantity": quantity,
+                "price": item["price"] * quantity
+            })
+            break
+    cart_summary = "<ul>"
+    total_price = 0
+    for item in cart:
+        cart_summary += f"<li>{item['item']} (x{item['quantity']}) - ${item['price']}</li>"
+        total_price += item["price"]
+    cart_summary += f"</ul><h4>Total Price: ${total_price}</h4>"
+    return f"{food_item} added to cart!\n\n{cart_summary}"
 
 def view_cart():
     """
@@ -48,7 +76,7 @@ def view_cart():
     cart_summary = "<h3>Cart Summary:</h3><ul>"
     total_price = 0
     for item in cart:
-        cart_summary += f"<li>{item['item']} - ${item['price']}</li>"
+        cart_summary += f"<li>{item['item']} (x{item['quantity']}) - ${item['price']}</li>"
         total_price += item["price"]
     cart_summary += f"</ul><h4>Total Price: ${total_price}</h4>"
     return cart_summary
@@ -61,9 +89,13 @@ with gr.Blocks() as demo:
     
     # Cart interactions
     with gr.Row():
+        food_item_input = gr.Textbox(label="Food Item", placeholder="Enter item name")
+        quantity_input = gr.Number(label="Quantity", value=1, precision=0)
+        add_button = gr.Button("Add to Cart")
         cart_button = gr.Button("View Cart")
         cart_output = gr.HTML()
     
+    add_button.click(add_to_cart, inputs=[food_item_input, quantity_input], outputs=cart_output)
     cart_button.click(view_cart, outputs=cart_output)
 
 demo.launch()