added "No Options" text on select dropdowns

static/js/base.js

@@ -264,6 +264,13 @@ $(document).ready(function() {
                 $dropdown.append($option)
             });
 
+            // For no options, display a message
+            if (!$select.find("option").length) {
+                const $noOptions = $('<div class="corbz-select-text">');
+                $noOptions.text("No options available");
+                $dropdown.append($noOptions);
+            }
+
             // Initialize display, and detect future changes
             updateSelectedDisplayWrapper();
             $select.on("change", updateSelectedDisplayWrapper);