const { logger } = require('../util/logger');

function verifyClient(req, res, next) {
  const clientHeader = req.headers['x-login-type'];

  if (!clientHeader || (clientHeader !== 'MB' && clientHeader !== 'IB')) {
    logger.error(
      `Invalid or missing client header. Expected 'MB' or 'IB'. Found ${clientHeader}`
    );

    return res
      .status(401)
      .json({ error: 'missing or invalid client type header' });
  }

  req.client = clientHeader;
  next();
}

module.exports = { verifyClient };