Update app.py

app.py

@@ -38,95 +38,34 @@ def filter_menu(preference):
         """
     return html_content
 
-# JavaScript for modal and cart behavior
-modal_and_cart_js = """
-<script>
-    let cart = [];
-    const extrasPrices = {
-        "Extra Raitha 4oz": 1,
-        "Extra Raitha 8oz": 2,
-        "Extra Salan 4oz": 1,
-        "Extra Salan 8oz": 2,
-        "Extra Onion": 1,
-        "Extra Onion & Lemon": 2,
-        "Extra Fried Onion 4oz": 2
-    };
-    let finalized = false;
-    function openModal(name, image, description, price) {
-        if (finalized) {
-            alert("You cannot add more items after finalizing your order.");
-            return;
-        }
-        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;
-        const spiceLevelInputs = document.querySelectorAll('input[name="spice-level"]');
-        spiceLevelInputs.forEach(input => input.checked = false);
-        const extrasInputs = document.querySelectorAll('input[name="biryani-extra"]');
-        extrasInputs.forEach(input => input.checked = false);
-        document.getElementById('quantity').value = 1;
-        document.getElementById('special-instructions').value = '';
-    }
-    function closeModal() {
-        document.getElementById('modal').style.display = 'none';
-    }
-    function addToCart() {
-        if (finalized) {
-            alert("You cannot add more items after finalizing your order.");
-            return;
-        }
-        const name = document.getElementById('modal-name').innerText;
-        const price = parseFloat(document.getElementById('modal-price').innerText.replace('$', ''));
-        const spiceLevel = document.querySelector('input[name="spice-level"]:checked')?.value || "Not Selected";
-        const quantity = parseInt(document.getElementById('quantity').value) || 1;
-        const instructions = document.getElementById('special-instructions').value;
-        const extras = Array.from(document.querySelectorAll('input[name="biryani-extra"]:checked')).map(extra => extra.value);
-        const extrasCost = extras.reduce((sum, extra) => sum + (extrasPrices[extra] || 0), 0);
-        const itemTotal = (price + extrasCost) * quantity;
-        const cartItem = { name, price, spiceLevel, quantity, instructions, extras, itemTotal };
-        cart.push(cartItem);
-        alert(`${name} added to cart!`);
-        updateCartDisplay();
-        closeModal();
-    }
-    function updateCartDisplay() {
-        let totalBill = 0;
-        let cartHTML = "<h3>Your Cart:</h3><ul>";
-        cart.forEach((item, index) => {
-            totalBill += item.itemTotal;
-            const extras = item.extras.join(', ');
-            cartHTML += `<li><input type='checkbox' id='cart-item-${index}' value='${index}' checked onclick='removeItem(${index})'> ${item.name} (x${item.quantity}, Spice: ${item.spiceLevel}, Extras: ${extras}, Instructions: ${item.instructions}) - $${item.itemTotal.toFixed(2)}</li>`;
-        });
-        cartHTML += `</ul><p><strong>Total Bill: $${totalBill.toFixed(2)}</strong></p>`;
-        document.getElementById('floating-cart').innerHTML = cartHTML;
-    }
-    function removeItem(index) {
-        cart.splice(index, 1);
-        updateCartDisplay();
-    }
-    function finalizeOrder() {
-        if (cart.length === 0) {
-            alert("Your cart is empty. Please add items before finalizing.");
-            return;
-        }
-        finalized = true;
-        let finalOrderHTML = "<h3>Your Final Order:</h3><ul>";
-        let totalBill = 0;
-        cart.forEach(item => {
-            totalBill += item.itemTotal;
-            const extras = item.extras.join(', ');
-            finalOrderHTML += `<li>${item.name} (x${item.quantity}, Spice: ${item.spiceLevel}, Extras: ${extras}, Instructions: ${item.instructions}) - $${item.itemTotal.toFixed(2)}</li>`;
-        });
-        finalOrderHTML += `</ul><p><strong>Total Bill: $${totalBill.toFixed(2)}</strong></p>`;
-        finalOrderHTML += `<p style='color: green; font-size: 18px;'>Your final order has been placed. Thank you!</p>`;
-        document.getElementById('final-page').innerHTML = finalOrderHTML;
-        document.getElementById('floating-cart').style.display = 'none';
-        document.getElementById('finalize-button').style.display = 'none';
-    }
-</script>
-"""
+# Function to display final order dynamically
+def display_final_order():
+    total_bill = 0
+    final_order_html = "<h3>Your Final Order:</h3><ul>"
+    for item in cart:
+        total_bill += item['itemTotal']
+        extras = ", ".join(item['extras'])
+        final_order_html += f"<li>{item['name']} (x{item['quantity']}, Spice: {item['spiceLevel']}, Extras: {extras}, Instructions: {item['instructions']}) - ${item['itemTotal']:.2f}</li>"
+    final_order_html += f"</ul><p><strong>Total Bill: ${total_bill:.2f}</strong></p>"
+    final_order_html += "<p style='color: green; font-size: 18px;'>Your final order has been placed. Thank you!</p>"
+    return final_order_html
+
+# Global cart variable
+cart = []
+
+# Function to handle adding items to the cart
+def add_to_cart(name, price, spice_level, quantity, instructions, extras):
+    item_total = (price + sum(extras.values())) * quantity
+    cart.append({
+        'name': name,
+        'price': price,
+        'spiceLevel': spice_level,
+        'quantity': quantity,
+        'instructions': instructions,
+        'extras': list(extras.keys()),
+        'itemTotal': item_total
+    })
+    return "Item added to cart!"
 
 # Gradio app definition
 def app():
@@ -144,70 +83,26 @@ def app():
         menu_output = gr.HTML(value=filter_menu("All"))
 
         # Floating cart display
-        cart_output = gr.HTML(value="Your cart is empty.", elem_id="floating-cart")
+        cart_output = gr.HTML(value="Your cart is empty.")
 
         # Final order display
-        final_order_output = gr.HTML(value="", elem_id="final-page")
+        final_order_output = gr.HTML(value="")
 
-        # Modal window
-        modal_window = gr.HTML("""
-        <div id="modal" style="display: none; position: fixed; top: 40%; left: 50%; transform: translate(-50%, -40%); width: 50%; background: white; border-radius: 8px; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); padding: 20px; z-index: 1000;">
-            <div style="text-align: right;">
-                <button onclick="closeModal()" style="background: none; border: none; font-size: 18px; cursor: pointer;">&times;</button>
-            </div>
-            <img id="modal-image" style="width: 100%; height: auto; border-radius: 8px; margin-bottom: 20px;" />
-            <h2 id="modal-name"></h2>
-            <p id="modal-description"></p>
-            <p id="modal-price"></p>
-            <!-- Spice Levels -->
-            <label for="spice-level">Choose a Spice Level (Required):</label>
-            <div id="spice-level-options" style="display: flex; flex-wrap: wrap; gap: 10px; margin: 10px 0;">
-                <label><input type="radio" name="spice-level" value="American Mild" /> American Mild</label>
-                <label><input type="radio" name="spice-level" value="American Medium" /> American Medium</label>
-                <label><input type="radio" name="spice-level" value="American Spicy" /> American Spicy</label>
-                <label><input type="radio" name="spice-level" value="Indian Mild" /> Indian Mild</label>
-                <label><input type="radio" name="spice-level" value="Indian Medium" /> Indian Medium</label>
-                <label><input type="radio" name="spice-level" value="Indian Very Spicy" /> Indian Very Spicy</label>
-            </div>
-            <!-- Biryani Extras -->
-            <label for="biryani-extras">Biryani Extras (Optional - Choose as many as you like):</label>
-            <div id="biryani-extras-options" style="display: flex; flex-wrap: wrap; gap: 10px; margin: 10px 0;">
-                <label><input type="checkbox" name="biryani-extra" value="Extra Raitha 4oz" /> Extra Raitha 4oz + $1.00</label>
-                <label><input type="checkbox" name="biryani-extra" value="Extra Raitha 8oz" /> Extra Raitha 8oz + $2.00</label>
-                <label><input type="checkbox" name="biryani-extra" value="Extra Salan 4oz" /> Extra Salan 4oz + $1.00</label>
-                <label><input type="checkbox" name="biryani-extra" value="Extra Salan 8oz" /> Extra Salan 8oz + $2.00</label>
-                <label><input type="checkbox" name="biryani-extra" value="Extra Onion" /> Extra Onion + $1.00</label>
-                <label><input type="checkbox" name="biryani-extra" value="Extra Onion & Lemon" /> Extra Onion & Lemon + $2.00</label>
-                <label><input type="checkbox" name="biryani-extra" value="Extra Fried Onion 4oz" /> Extra Fried Onion 4oz + $2.00</label>
-            </div>
-            <!-- Quantity and Special Instructions -->
-            <label for="quantity">Quantity:</label>
-            <input type="number" id="quantity" value="1" min="1" style="width: 50px;" />
-            <br><br>
-            <textarea id="special-instructions" placeholder="Add special instructions here..." style="width: 100%; height: 60px;"></textarea>
-            <br><br>
-            <!-- Add to Cart Button -->
-            <button style="background-color: #28a745; color: white; border: none; padding: 10px 20px; font-size: 14px; border-radius: 5px; cursor: pointer;" onclick="addToCart()">Add to Cart</button>
-        </div>
-        """)
-
-        # Finalize Order Button
-        finalize_button = gr.Button("Finalize Order", elem_id="finalize-button")
+        # Button to finalize order
+        finalize_button = gr.Button("Finalize Order")
 
-        # Finalize order button click event
-        finalize_button.click(None, None, final_order_output, _js="finalizeOrder")
+        # Finalize button click handler
+        finalize_button.click(fn=display_final_order, inputs=[], outputs=final_order_output)
 
         # Update menu dynamically based on preference
-        selected_preference.change(filter_menu, inputs=[selected_preference], outputs=[menu_output])
+        selected_preference.change(fn=filter_menu, inputs=[selected_preference], outputs=[menu_output])
 
         # Layout
         gr.Row([selected_preference])
         gr.Row(menu_output)
         gr.Row(cart_output)
-        gr.Row(modal_window)
         gr.Row(finalize_button)
         gr.Row(final_order_output)
-        gr.HTML(modal_and_cart_js)
 
     return demo