Update templates/cart.html

templates/cart.html

@@ -157,29 +157,31 @@
     <script>
         // Fetch coupon codes automatically on page load
         document.addEventListener("DOMContentLoaded", function () {
-            const customerEmail = "{{ customer_email }}";
+    const customerEmail = "{{ customer_email }}"; // This should be rendered from the backend.
 
-            fetch('/get_coupon_codes', {
-                method: 'POST',
-                headers: { 'Content-Type': 'application/json' },
-                body: JSON.stringify({ email: customerEmail })
-            })
-                .then(response => response.json())
-                .then(data => {
-                    if (data.success) {
-                        const couponSelect = document.getElementById('coupon-code');
-                        data.coupons.forEach(coupon => {
-                            const option = document.createElement('option');
-                            option.value = coupon.Coupon_Code__c;
-                            option.textContent = coupon.Coupon_Code__c;
-                            couponSelect.appendChild(option);
-                        });
-                    } else {
-                        document.getElementById('coupon-message').innerText = "No active coupons found.";
-                    }
-                })
-                .catch(err => console.error('Error fetching coupons:', err));
-        });
+    if (customerEmail) {
+        fetch('/get_coupon_codes', {
+            method: 'POST',
+            headers: { 'Content-Type': 'application/json' },
+            body: JSON.stringify({ email: customerEmail })
+        })
+        .then(response => response.json())
+        .then(data => {
+            if (data.success) {
+                const couponSelect = document.getElementById('coupon-code');
+                data.coupons.forEach(coupon => {
+                    const option = document.createElement('option');
+                    option.value = coupon.Coupon_Code__c;
+                    option.textContent = coupon.Coupon_Code__c;
+                    couponSelect.appendChild(option);
+                });
+            } else {
+                document.getElementById('coupon-message').innerText = data.message;
+            }
+        })
+        .catch(error => console.error('Error fetching coupon codes:', error));
+    }
+});
 
         // Update quantity
         function updateQuantity(action, itemName) {