function removeLastDir(url) {
  var arr = url.split("/");
  if (arr.pop() === "") {
    arr.pop();
  }

  return arr.join("/");
}

// this code borrow from mozilla
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/encodeURIComponent#Examples
function encodeRFC5987ValueChars(str) {
  return (
    encodeURIComponent(str)
      // Note that although RFC3986 reserves "!", RFC5987 does not,
      // so we do not need to escape it
      .replace(/['()]/g, escape) // i.e., %27 %28 %29
      .replace(/\*/g, "%2A")
      // The following are not required for percent-encoding per RFC5987,
      // so we can allow for a little better readability over the wire: |`^
      .replace(/%(?:7C|60|5E)/g, unescape)
  );
}

function encodePath(str) {
  return str
    .split("/")
    .map((v) => encodeURIComponent(v))
    .join("/");
}

export default {
  encodeRFC5987ValueChars: encodeRFC5987ValueChars,
  removeLastDir: removeLastDir,
  encodePath: encodePath,
};