Function toggleFolder

apps/ui/src/components/views/code-view.tsx:119–147

(node: FileTreeNode)

  // Toggle folder expansion
  const toggleFolder = async (node: FileTreeNode) => {
    const newExpanded = new Set(expandedFolders);

    if (expandedFolders.has(node.path)) {
      newExpanded.delete(node.path);
    } else {
      newExpanded.add(node.path);

      // Load children if not already loaded
      if (!node.children) {
        const children = await loadSubdirectory(node.path);
        // Update the tree with children
        const updateTree = (nodes: FileTreeNode[]): FileTreeNode[] => {
          return nodes.map((n) => {
            if (n.path === node.path) {
              return { ...n, children };
            }
            if (n.children) {
              return { ...n, children: updateTree(n.children) };
            }
            return n;
          });
        };
        setFileTree(updateTree(fileTree));
      }
    }

    setExpandedFolders(newExpanded);
  };

  // Render file tree node
  const renderNode = (node: FileTreeNode, depth: number = 0) => {