move handleGlobalEnterQuickSubmit into a separate file to avoid cycle-import (#20679)

web_src/js/features/comp/QuickSubmit.js

@@ -0,0 +1,15 @@
+import $ from 'jquery';
+
+export function handleGlobalEnterQuickSubmit(target) {
+  const $target = $(target);
+  const $form = $(target).closest('form');
+  if ($form.length) {
+    // here use the event to trigger the submit event (instead of calling `submit()` method directly)
+    // otherwise the `areYouSure` handler won't be executed, then there will be an annoying "confirm to leave" dialog
+    $form.trigger('submit');
+  } else {
+    // if no form, then the editor is for an AJAX request, dispatch an event to the target, let the target's event handler to do the AJAX request.
+    // the 'ce-' prefix means this is a CustomEvent
+    $target.trigger('ce-quick-submit');
+  }
+}