com.gu.identity.IdapiService.scala Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of membership-common_2.12 Show documentation

Scala library for common Guardian Membership/Subscriptions functionality.

There is a newer version: 0.605

Show newest version

package com.gu.identity

import com.gu.memsub.util.WebServiceHelper
import com.gu.okhttp.RequestRunners._
import okhttp3.{Headers, Request}
import play.api.libs.json._

import scala.concurrent.{ExecutionContext, Future}

sealed trait IdapiResponseObject
case class IdapiError(
  status: String
) extends Throwable

sealed trait RedirectAdviceStatus
case object SignedInRecently extends RedirectAdviceStatus
case object SignedInNotRecently extends RedirectAdviceStatus
case object NotSignedIn extends RedirectAdviceStatus
case object UnknownSignInStatus extends RedirectAdviceStatus
@Deprecated case object OkRedirectStatus extends RedirectAdviceStatus

case class RedirectAdviceObject (
  url: String
)
case class RedirectAdviceResponse (
  signInStatus: RedirectAdviceStatus,
  userId: Option[String],
  displayName: Option[String],
  emailValidated: Option[Boolean],
  redirect: Option[RedirectAdviceObject]
) extends IdapiResponseObject

object IdapiService {
  val HeaderNameCookie = "Cookie"
  val HeaderNameIdapiForwardedScope = "X-GU-ID-FORWARDED-SCOPE"
}

class IdapiService(apiConfig: IdapiConfig, client: FutureHttpClient)(implicit ec: ExecutionContext)
  extends WebServiceHelper[IdapiResponseObject, IdapiError] {

  val wsUrl = apiConfig.url
  val httpClient: FutureHttpClient = client

  implicit val readsIdapiError = Json.reads[IdapiError]

  override def wsPreExecute(req: Request.Builder): Request.Builder = {
    req.addHeader("X-GU-ID-Client-Access-Token", s"Bearer ${apiConfig.token}")
  }

  object RedirectAdvice {

    private implicit val readsRedirectStatus: Reads[RedirectAdviceStatus] = __.read[String].map{
      case "signedInRecently" => SignedInRecently
      case "signedInNotRecently" => SignedInNotRecently
      case "notSignedIn" => NotSignedIn
      case "ok" => OkRedirectStatus
      case _ => UnknownSignInStatus
    }

    private implicit val readsRedirectObject: Reads[RedirectAdviceObject] = Json.reads[RedirectAdviceObject]

    private implicit val readsRedirectResponse: Reads[RedirectAdviceResponse] = Json.reads[RedirectAdviceResponse]

    def getRedirectAdvice(cookieValue: String, scope: Option[String] = None): Future[RedirectAdviceResponse] =
      get[RedirectAdviceResponse]("auth/redirect", Headers.of(
        IdapiService.HeaderNameCookie, cookieValue,
        IdapiService.HeaderNameIdapiForwardedScope, scope.getOrElse("")
      ))
  }

}