Update templates/index.html

templates/index.html

@@ -36,10 +36,19 @@
         });
 
         document.getElementById('prevBtn').addEventListener('click', function() {
-            navigate('{{ url_for("prev_card", set=set_name, index=index) }}');
+            let newIndex = {{ index }} - 1;
+            if (newIndex < 0) {
+                newIndex = {{ total }} - 1;
+            }
+            navigate('{{ url_for("index") }}?set={{ set_name }}&index=' + newIndex);
         });
+
         document.getElementById('nextBtn').addEventListener('click', function() {
-            navigate('{{ url_for("next_card", set=set_name, index=index) }}');
+            let newIndex = {{ index }} + 1;
+            if (newIndex >= {{ total }}) {
+                newIndex = 0;
+            }
+            navigate('{{ url_for("index") }}?set={{ set_name }}&index=' + newIndex);
         });
 
         function navigate(url) {