Update app.py

app.py

@@ -1,4 +1,120 @@
-        # Show dish details when an item is selected
+import gradio as gr
+import pandas as pd
+
+# Load menu data from Excel
+def load_menu():
+    menu_file = "menu.xlsx"  # Ensure this file exists in the same directory
+    try:
+        return pd.read_excel(menu_file)
+    except Exception as e:
+        raise ValueError(f"Error loading menu file: {e}")
+
+# Main menu view
+def render_menu(preference):
+    menu_data = load_menu()
+
+    if preference == "Halal/Non-Veg":
+        filtered_data = menu_data[menu_data["Ingredients"].str.contains("Chicken|Mutton|Fish|Prawns|Goat", case=False, na=False)]
+    elif preference == "Vegetarian":
+        filtered_data = menu_data[~menu_data["Ingredients"].str.contains("Chicken|Mutton|Fish|Prawns|Goat", case=False, na=False)]
+    elif preference == "Guilt-Free":
+        filtered_data = menu_data[menu_data["Description"].str.contains(r"Fat: ([0-9]|10)g", case=False, na=False)]
+    else:
+        filtered_data = menu_data
+
+    # Generate menu as a list of tuples (dish_name, button_label)
+    return [{"label": f"{row['Dish Name']} - ${row['Price ($)']}", "value": row['Dish Name']} for _, row in filtered_data.iterrows()]
+
+# Dish details view
+def render_dish_details(dish_name):
+    menu_data = load_menu()
+    dish = menu_data[menu_data["Dish Name"] == dish_name].iloc[0]
+    return (
+        dish["Image URL"],
+        dish_name,
+        dish["Description"],
+        dish["Price ($)"]
+    )
+
+# Add to cart function
+def add_to_cart(dish_name, spice_level, extras, quantity, special_instructions, cart):
+    cart.append({
+        "name": dish_name,
+        "spice_level": spice_level,
+        "extras": extras,
+        "quantity": quantity,
+        "instructions": special_instructions
+    })
+    return cart, f"Added {dish_name} to cart!"
+
+# Gradio app
+def app():
+    with gr.Blocks() as demo:
+        cart_state = gr.State([])
+
+        # Menu page
+        menu_dropdown = gr.Dropdown(
+            label="Select a dish to view details",
+            choices=[],
+            interactive=True,
+        )
+        menu_output = gr.Dropdown(interactive=True)
+
+        # Dish details view
+        detailed_view = gr.Column(visible=False)
+        dish_image = gr.Image()
+        dish_name = gr.Markdown()
+        dish_description = gr.Markdown()
+        dish_price = gr.Markdown()
+        spice_level = gr.Radio(
+            choices=["Mild", "Medium", "Spicy"],
+            label="Choose Spice Level",
+        )
+        extras = gr.CheckboxGroup(
+            choices=["Extra Raita", "Extra Salan", "Extra Fried Onion"],
+            label="Choose Extras",
+        )
+        quantity = gr.Number(label="Quantity", value=1, interactive=True)
+        special_instructions = gr.Textbox(
+            label="Special Instructions",
+            placeholder="Add any special instructions here",
+        )
+        add_button = gr.Button("Add to Cart")
+        back_button = gr.Button("Back to Menu")
+        cart_view = gr.HTML(value="Your cart is empty.")
+
+        # Show the menu
+        def update_menu(preference):
+            return render_menu(preference)
+
+        # Show dish details
+        def show_dish_details(dish_name):
+            img, name, desc, price = render_dish_details(dish_name)
+            return (
+                gr.update(visible=False),
+                gr.update(visible=True),
+                img,
+                f"## {name}",
+                desc,
+                f"**Price:** ${price}",
+            )
+
+        # Add to cart
+        def handle_add_to_cart(dish_name, spice_level, extras, quantity, instructions, cart):
+            updated_cart, message = add_to_cart(dish_name, spice_level, extras, quantity, instructions, cart)
+            cart_html = "<br>".join(
+                [f"{item['quantity']}x {item['name']} - {item['spice_level']}" for item in updated_cart]
+            )
+            return updated_cart, cart_html
+
+        # Update menu based on preference
+        menu_dropdown.change(
+            update_menu,
+            inputs=["All"],
+            outputs=[menu_view()],
+        )
+
+# Show dish details when an item is selected
         menu_dropdown.change(
             show_dish_details,
             inputs=[menu_dropdown],