Update templates/cart.html

templates/cart.html

@@ -571,10 +571,18 @@
 
         function proceedToOrder() {
             let couponDropdown = document.getElementById('couponDropdown');
+    
+            // Check if the coupon dropdown exists and is visible
+            if (!couponDropdown) {
+                console.log("Coupon dropdown does not exist.");
+                alert("No coupons available.");
+                return;
+            }
+    
             let selectedCoupon = couponDropdown.value.trim(); // Get selected coupon from the dropdown
     
             // If no coupon is selected, alert the user
-            if (selectedCoupon === "None" || selectedCoupon === "Null") {
+            if (selectedCoupon === "" || selectedCoupon === "None" || selectedCoupon === "Null") {
                 alert("Please select a valid coupon before proceeding.");
                 return;
             }
@@ -597,7 +605,6 @@
             .catch(err => console.error('Error during checkout:', err));
         }
 
-
         function calculateSubtotal() {
             let subtotal = 0;
             document.querySelectorAll('.cart-item').forEach(item => {