Improve local filetree view state and sidebar performance

rust/crates/mnote-web/browser/sidebar-attachment-open-runtime.js

@@ -5,6 +5,7 @@ export const createSidebarAttachmentOpenRuntime = (dependencies = {}) => {
     buildLocalOnlyOfficeOpenUrl,
     buildOnlyOfficeOpenPath,
     buildOnlyOfficeOpenUrl,
+    closestAction: injectedClosestAction,
     currentDocumentId,
     currentRootUri,
     currentWorkspaceSourcePayload,
@@ -23,6 +24,11 @@ export const createSidebarAttachmentOpenRuntime = (dependencies = {}) => {
     uploadedFileSize,
   } = dependencies;
 
+  const closestAction = typeof injectedClosestAction === 'function' ? injectedClosestAction : function(target, selector) {
+    var node = target && target.nodeType === Node.TEXT_NODE ? target.parentElement : target;
+    return node && typeof node.closest === 'function' ? node.closest(selector) : null;
+  };
+
   var activeEditorAttachmentLink = null;
   var attachmentActionsHideTimer = 0;