in app/controllers/ExplainerReindexController.scala [46:52]
def reindex(stack: String): Action[AnyContent] = ApiKeyAction.async { req =>
stack match {
case "preview" => run(previewDataStore, previewReindexer).andThen(updateState(true)) map displayResult recover displayError(stack)
case "published" => run(publishedDataStore, publishedReindexer).andThen(updateState(false)) map displayResult recover displayError(stack)
case x => Future.successful(BadRequest(s"$x is not a valid stack identifier"))
}
}