var removeHtmlExtension = (pathSegment) => {
  const lastSlashIndex = pathSegment.lastIndexOf('/')
  const lastDotIndex = pathSegment.lastIndexOf('.')
  if (
    lastDotIndex > lastSlashIndex &&
    lastDotIndex !== -1 &&
    pathSegment.endsWith('.html')
  ) {
    return pathSegment.slice(0, lastDotIndex)
  }
  return pathSegment
}
function cleanUrl(url) {
  const { origin, pathname } = new URL(url)
  const pathnameWithoutTrailingSlash = pathname.replace(/\/+$/, '')
  if (pathname.length > 0) {
    return origin + removeHtmlExtension(pathnameWithoutTrailingSlash)
  }
  return origin
}
function resolveMarkdownPageURL(url) {
  const cleanedURL = cleanUrl(url)
  return `${cleanedURL}/index.md`
}
function downloadFile(filename, content, blobType = 'text/plain') {
  const blob =
    content instanceof Blob ? content : new Blob([content], { type: blobType })
  const url = URL.createObjectURL(blob)
  Object.assign(document.createElement('a'), {
    href: url,
    download: filename
  }).click()
  URL.revokeObjectURL(url)
}
export { resolveMarkdownPageURL, downloadFile, cleanUrl }