Function createNodeItems

app/hooks/useVirtualTree.ts:608–631

(
  nodes: T[],
  depth = 0,
  collapsedState: Record<string, boolean> = {}
)

}

function createNodeItems<T extends { id: string; children?: T[] }>(
  nodes: T[],
  depth = 0,
  collapsedState: Record<string, boolean> = {}
): TreeNodeItem<T>[] {
  return nodes.flatMap((node, index) => {
    const children = node.children
      ? collapsedState[node.id]
        ? []
        : createNodeItems(node.children, depth + 1, collapsedState)
      : [];
    return [
      {
        id: node.id,
        depth,
        node,
        pos: index + 1,
        size: nodes.length,
        isCollapsed: !!collapsedState[node.id],
      },
      ...children,
    ];
  });
}

function createTreeProps<T extends { id: string; children?: T[] }>(
  dispatch: Dispatch<TreeAction>