app.py

import gradio as gr
import pandas as pd

# Function to load the 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}")

# Function to filter menu items based on preference
def filter_menu(preference):
    # Load menu data
    menu_data = load_menu()

    # Define filter conditions
    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:  # Default to "All"
        filtered_data = menu_data

    # Generate HTML for the menu
    html_content = ""
    for _, item in filtered_data.iterrows():
        html_content += f"""
        <div class="menu-card">
            <div class="menu-card-details">
                <h3>{item['Dish Name']}</h3>
                <p>${item['Price ($)']}</p>
                <p>{item['Description']}</p>
            </div>
            <div class="menu-card-actions">
                <img src="{item['Image URL']}" alt="{item['Dish Name']}" class="menu-card-image">
                <button onclick="openModal('{item['Dish Name']}', '{item['Image URL']}', '{item['Description']}', '{item['Price ($)']}')" class="add-button">Add</button>
            </div>
        </div>
        """
    return html_content

# Gradio app definition
def app():
    with gr.Blocks(css="style.css") as demo:
        gr.Markdown("## Dynamic Menu with Preferences")

        # Radio button for selecting preference
        selected_preference = gr.Radio(
            choices=["All", "Vegetarian", "Halal/Non-Veg", "Guilt-Free"],
            value="All",
            label="Choose a Preference",
        )

        # Output area for menu items
        menu_output = gr.HTML(value=filter_menu("All"))

        # Modal window (hidden by default)
        modal_window = gr.HTML("""
        <div id="modal" class="modal">
            <div class="modal-content">
                <span class="close-button" onclick="closeModal()">&times;</span>
                <img id="modal-image" class="modal-image" />
                <h2 id="modal-name"></h2>
                <p id="modal-description"></p>
                <p id="modal-price"></p>
                <label for="spice-level">Choose Spice Level:</label>
                <select id="spice-level">
                    <option value="Mild">Mild</option>
                    <option value="Medium">Medium</option>
                    <option value="Spicy">Spicy</option>
                </select>
                <label for="quantity">Quantity:</label>
                <input type="number" id="quantity" value="1" min="1" />
                <textarea id="special-instructions" placeholder="Add special instructions here..."></textarea>
                <button class="modal-add-button">Add to Cart</button>
            </div>
        </div>
        <script>
            function openModal(name, image, description, price) {
                document.getElementById("modal").style.display = "block";
                document.getElementById("modal-image").src = image;
                document.getElementById("modal-name").innerText = name;
                document.getElementById("modal-description").innerText = description;
                document.getElementById("modal-price").innerText = price;
            }
            function closeModal() {
                document.getElementById("modal").style.display = "none";
            }
        </script>
        """)

        # Interactivity
        selected_preference.change(filter_menu, inputs=[selected_preference], outputs=[menu_output])

        # Layout
        with gr.Row():
            selected_preference
        with gr.Row():
            menu_output
        with gr.Row():
            modal_window

    return demo

# Run the app
if __name__ == "__main__":
    demo = app()
    demo.launch()