import { parseObjectUrl } from '@/lib/urlGenerator'

export function resolveAuthorHashIdOrPubkey(pubkeyParam: string | string[] | undefined): string | null {
  if (typeof pubkeyParam !== 'string') {
    return null
  }

  const urlMatch = pubkeyParam.match(/^([a-f0-9]+)_(\d+)_(\d+)$/i)
  if (urlMatch?.[1]) {
    return urlMatch[1]
  }

  const parsedUrl = parseObjectUrl(`https://zapwall.fr/author/${pubkeyParam}`)
  if (parsedUrl.objectType === 'author' && parsedUrl.idHash) {
    return parsedUrl.idHash
  }

  return pubkeyParam
}