import { fs } from "./fs.js";
import { getFolderJs } from "../../fs-util-js/index.js";
/**
 * Looks if the given path is a file or a folder, and goes a folder up in case it doesn't exist, to find a path that does.
 */
export const findClosestAbsolutePath = async (
  absolutePath: string,
): Promise<string | undefined> => {
  // NB: base-case
  if (absolutePath === "") return;
  const pathExists = fs.existsSync(absolutePath);

  const stats = pathExists ? await fs.stat(absolutePath) : null;
  const isFile = stats?.isFile();
  const isFolder = stats?.isDirectory();

  const isValidPath = pathExists && (isFile || isFolder);

  if (isValidPath) return absolutePath;

  // no valid path

  const folderUpPath = getFolderJs(absolutePath);

  return findClosestAbsolutePath(folderUpPath);
};