import buildDebug from 'debug';
import { Response, Router } from 'express';

import { errorUtils } from '@verdaccio/core';

import { $NextFunctionVer, $RequestExtend } from '../types/custom';

const debug = buildDebug('verdaccio:api:user');

export default function (route: Router): void {
  route.get('/-/whoami', (req: $RequestExtend, _res: Response, next: $NextFunctionVer): any => {
    // remote_user is set by the auth middleware
    const username = req?.remote_user?.name;
    if (!username) {
      debug('whoami: user not found');
      return next(errorUtils.getUnauthorized('Unauthorized'));
    }

    debug('whoami: response %o', username);
    return next({ username: username });
  });
}