def issueNewCookie()

in app/controllers/Emergency.scala [82:127]
37 lines of code
5 McCabe index (conditional complexity)

  def issueNewCookie(userToken: String): Action[AnyContent] = EmergencySwitchIsOnAction {

    def issueNewCookie(newCookieIssue: NewCookieIssue): Result = {

      deps.tokenDBService.expireCookieIssue(newCookieIssue)

      val expires = (DateTime.now() + cookieLifetime).getMillis
      val names = newCookieIssue.email.split("\\.")
      val firstName = names(0).capitalize
      val lastName = names(1).split("@")(0).capitalize
      val user = User(firstName, lastName, newCookieIssue.email, None)
      val newAuthUser = AuthenticatedUser(user, config.appName, Set(config.appName), expires, multiFactor = true)
      val authCookie = generateCookie(newAuthUser)


      Ok(views.html.emergency.reissueSuccess()).withCookies(authCookie)
    }

    val issueNewCookieTopic = "New cookie has not been created"
    val tenMinutesInMilliSeconds = 600000

    val tokenOpt = deps.tokenDBService.getCookieIssueForUserToken(userToken)

    tokenOpt.map {
      case Left(error) => {
        log.warn(s"Error when reading entry with $userToken from dynamo. A new cookie will not be issued: $error")
        unauthorised("Checking your access token failed. You will not be issued with a new ", issueNewCookieTopic)
      }
      case Right(tokenEntry: NewCookieIssue) => {
        if (!tokenEntry.used) {
          val tokenAgeInMilliseconds = DateTime.now().getMillis - tokenEntry.requested
          if (tokenAgeInMilliseconds > tenMinutesInMilliSeconds) {
            log.warn(s"Attempted to use expired token: ${tokenEntry.id}")
            Unauthorized(views.html.emergency.newCookieFailure("Your link has expired. Could not create a new cookie"))
          }
          else {
            issueNewCookie(tokenEntry)
          }
        } else {
          log.warn(s"Attempted to use a used token: ${tokenEntry.id}")
          Unauthorized(views.html.emergency.newCookieFailure("Your link has already been been used"))
        }

      }
    }.getOrElse(Unauthorized("Token not found"))
  }