import { regEx } from '../../../util/regex.ts';
import { parseUrl } from '../../../util/url.ts';

export const RE_REPOSITORY_GENERIC_GIT_SSH_FORMAT = regEx(
  /^git@[^:]*:(?<repository>.+)$/,
);

export function parseGitOwnerRepo(
  git: string,
  githubUrl: boolean,
): string | null {
  const genericGitSsh = RE_REPOSITORY_GENERIC_GIT_SSH_FORMAT.exec(git);

  if (genericGitSsh?.groups) {
    return genericGitSsh.groups.repository.replace(regEx(/\.git$/), '');
  }
  if (githubUrl) {
    return git
      .replace(regEx(/^github:/), '')
      .replace(regEx(/^git\+/), '')
      .replace(regEx(/^https:\/\/github\.com\//), '')
      .replace(regEx(/\.git$/), '');
  }

  const url = parseUrl(git);

  if (!url) {
    return null;
  }

  return url.pathname.replace(regEx(/\.git$/), '').replace(regEx(/^\//), '');
}

export function isGithubUrl(gitUrl: string, parsedUrl: URL | null): boolean {
  return (
    parsedUrl?.host === 'github.com' || gitUrl.startsWith('git@github.com')
  );
}