def parseEnabledRoles()

in app/controllers/ControllerHelpers.scala [10:29]

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

  def parseEnabledRoles(
      form: Map[String, Seq[String]]
  ): Either[String, List[CustomisedRole]] = {
    val enabledRoles = form.getOrElse("roles", Nil).toList
    val rolesOrErrors = enabledRoles.map { roleName =>
      val variablesString = form
        .get(s"role-$roleName-variables")
        .flatMap(_.headOption)
        .getOrElse("")
      val variables = CustomisedRole.formInputTextToVariables(variablesString)
      variables.map(CustomisedRole(RoleId(roleName), _))
    }
    val roles = rolesOrErrors.collect { case Right(role) => role }
    val errors = rolesOrErrors.collect { case Left(error) => error }
    if (errors.nonEmpty) {
      Left(errors.head)
    } else {
      Right(roles)
    }
  }