async function accessTokenRefresh()

in cloudrun-malware-scanner/gcs-proxy-server.ts [37:67]

• 29 lines of code
• 4 McCabe index (conditional complexity)

async function accessTokenRefresh() {
  if (accessTokenRefreshTimeout) {
    clearTimeout(accessTokenRefreshTimeout);
    accessTokenRefreshTimeout = null;
  }

  const client = await googleAuth.getClient();
  if (
    !client.credentials?.expiry_date ||
    client.credentials.expiry_date <=
      new Date().getTime() + TOKEN_REFRESH_THRESHOLD_MILLIS
  ) {
    accessToken = await googleAuth.getAccessToken();
    logger.info(
      `Refreshed Access token; expires at ${new Date(
        client.credentials.expiry_date!, // Non-null assertion is safe here due to the check above
      ).toISOString()}`,
    );
  }
  const nextCheckDate = new Date(
    client.credentials.expiry_date! - TOKEN_REFRESH_THRESHOLD_MILLIS, // Non-null assertion is safe here due to the check above
  );
  logger.debug(
    `Next access token refresh check at ${nextCheckDate.toISOString()}`,
  );
  accessTokenRefreshTimeout = setTimeout(
    // eslint-disable-next-line @typescript-eslint/no-misused-promises
    accessTokenRefresh,
    nextCheckDate.getTime() - new Date().getTime(),
  );
}