/**
 * Generated by API Builder - https://www.apibuilder.io
 * Service version: 0.0.1
 * User agent: apibuilder app.apibuilder.io/cerium/termsteelversionapi/0.0.1/http4s_0_22
 */
package cerium.termsteelversionapi.v0.models {

  /**
   * An attribute represents a key/value pair that is optionally used to provide
   * additional instructions / data to the code generator. An example could be an
   * attribute to specify the root import path for a go client..
   */

  final case class Attribute(
    name: String,
    value: String
  )

  /**
   * @param code Machine readable code for this specific error message
   * @param message Description of the error
   */

  final case class Error(
    code: String,
    message: String
  )

  /**
   * Represents a source file
   *
   * @param name The recommended name for the file.
   * @param dir The recommended directory path for the file where appropriate.
   * @param contents The actual source code.
   */

  final case class File(
    name: String,
    dir: _root_.scala.Option[String] = None,
    contents: String,
    flags: _root_.scala.Option[Seq[cerium.termsteelversionapi.v0.models.FileFlag]] = None
  )

  /**
   * The generator metadata.
   *
   * @param language A comma separate list of the programming language(s) that this generator
   *        produces
   * @param attributes The list of attributes that this code generator can use. You can find the full
   *        list of available attributes and their descriptions at
   *        http://apibuilder.io/doc/attributes
   */

  final case class Generator(
    key: String,
    name: String,
    language: _root_.scala.Option[String] = None,
    description: _root_.scala.Option[String] = None,
    attributes: Seq[String] = Nil
  )

  final case class Healthcheck(
    status: String
  )

  /**
   * The result of invoking a generator.
   *
   * @param source The actual source code.
   * @param files A collection of source files
   */

  final case class Invocation(
    @deprecated("Use files instead") source: String,
    files: Seq[cerium.termsteelversionapi.v0.models.File]
  )

  /**
   * The invocation form is the payload send to the code generators when requesting
   * generation of client code.
   */

  final case class InvocationForm(
    service: io.apibuilder.spec.v0.models.Service,
    attributes: Seq[cerium.termsteelversionapi.v0.models.Attribute] = Nil,
    userAgent: _root_.scala.Option[String] = None,
    importedServices: _root_.scala.Option[Seq[io.apibuilder.spec.v0.models.Service]] = None
  )
  /**
   * Allows generator authors to flag files with special characteristics. It is up to
   * the client (i.e. the cli) to decide how to interpret them.
   */
  sealed trait FileFlag extends _root_.scala.Product with _root_.scala.Serializable

  object FileFlag {

    /**
     * Indicates files that an end user starts from but should edit. Not intended to be
     * the final product (see:
     * https://stackoverflow.com/questions/235018/what-is-scaffolding-is-it-a-term-for-a-particular-platform).
     * Consider not overwriting these files when code is re-generated.
     */
    case object Scaffolding extends FileFlag {
      override def toString = "scaffolding"
    }
    /**
     * UNDEFINED captures values that are sent either in error or
     * that were added by the server after this library was
     * generated. We want to make it easy and obvious to users of
     * this library to handle this case gracefully.
     *
     * We use all CAPS for the variable name to avoid collisions
     * with the camel cased values above.
     */
    final case class UNDEFINED(override val toString: String) extends FileFlag

    /**
     * all returns a list of all the valid, known values. We use
     * lower case to avoid collisions with the camel cased values
     * above.
     */
    val all: scala.List[FileFlag] = scala.List(Scaffolding)

    private
    val byName: Map[String, FileFlag] = all.map(x => x.toString.toLowerCase -> x).toMap

    def apply(value: String): FileFlag = fromString(value).getOrElse(UNDEFINED(value))

    def fromString(value: String): _root_.scala.Option[FileFlag] = byName.get(value.toLowerCase)

  }

}

package cerium.termsteelversionapi.v0.models {

  package object json {
    import io.circe.Decoder._
    import io.circe.Encoder._
    import scala.language.implicitConversions // See below - Make Scala 2.11 Either monadic
    import scala.util.Try
    import io.circe.{Json, JsonObject, Encoder, Decoder, DecodingFailure}
    import io.circe.syntax._
    import cerium.termsteelversionapi.v0.models.json._
    import io.apibuilder.common.v0.models.json._
    import io.apibuilder.spec.v0.models.json._

    // Make Scala 2.11 Either monadic
    private[v0] implicit def eitherOps[A,B](e: Either[A,B]) = cats.implicits.catsSyntaxEither(e)

    private[v0] implicit val decodeUUID: Decoder[_root_.java.util.UUID] =
      Decoder.decodeString.emapTry(str => Try(_root_.java.util.UUID.fromString(str)))

    private[v0] implicit val encodeUUID: Encoder[_root_.java.util.UUID] =
      Encoder.encodeString.contramap[_root_.java.util.UUID](uuid => uuid.toString)

    private[v0] implicit val decodeInstant: Decoder[_root_.java.time.Instant] =
      Decoder.decodeString.emapTry(str => Try(_root_.java.time.OffsetDateTime.parse(str).toInstant))

    private[v0] implicit val encodeInstant: Encoder[_root_.java.time.Instant] =
      Encoder.encodeString.contramap[_root_.java.time.Instant](_.toString)

    private[v0] implicit val decodeLocalDate: Decoder[_root_.java.time.LocalDate] =
      Decoder.decodeString.emapTry(str => Try(_root_.java.time.LocalDate.parse(str)))

    private[v0] implicit val encodeLocalDate: Encoder[_root_.java.time.LocalDate] =
      Encoder.encodeString.contramap[_root_.java.time.LocalDate](_.toString)

    implicit val jsonDecoderTermsteelversionapiFileFlag: Decoder[cerium.termsteelversionapi.v0.models.FileFlag] =
      Decoder.decodeString.map(cerium.termsteelversionapi.v0.models.FileFlag(_))

    implicit val jsonEncoderTermsteelversionapiFileFlag: Encoder[cerium.termsteelversionapi.v0.models.FileFlag] =
      Encoder.encodeString.contramap[cerium.termsteelversionapi.v0.models.FileFlag](_.toString)

    implicit def decodeTermsteelversionapiAttribute: Decoder[Attribute] = Decoder.instance { c =>
     for {
        name <- c.downField("name").as[String]
        value <- c.downField("value").as[String]
      } yield {
        Attribute(
          name = name,
          value = value
        )
      }
    }

    implicit def encodeTermsteelversionapiAttribute: Encoder[Attribute] = Encoder.instance { t =>
      Json.fromFields(Seq(
        Some("name" -> t.name.asJson),
        Some("value" -> t.value.asJson)
      ).flatten)
    }

    implicit def decodeTermsteelversionapiError: Decoder[Error] = Decoder.instance { c =>
     for {
        code <- c.downField("code").as[String]
        message <- c.downField("message").as[String]
      } yield {
        Error(
          code = code,
          message = message
        )
      }
    }

    implicit def encodeTermsteelversionapiError: Encoder[Error] = Encoder.instance { t =>
      Json.fromFields(Seq(
        Some("code" -> t.code.asJson),
        Some("message" -> t.message.asJson)
      ).flatten)
    }

    implicit def decodeTermsteelversionapiFile: Decoder[File] = Decoder.instance { c =>
     for {
        name <- c.downField("name").as[String]
        dir <- c.downField("dir").as[Option[String]]
        contents <- c.downField("contents").as[String]
        flags <- c.downField("flags").as[Option[Seq[cerium.termsteelversionapi.v0.models.FileFlag]]]
      } yield {
        File(
          name = name,
          dir = dir,
          contents = contents,
          flags = flags
        )
      }
    }

    implicit def encodeTermsteelversionapiFile: Encoder[File] = Encoder.instance { t =>
      Json.fromFields(Seq(
        Some("name" -> t.name.asJson),
        t.dir.map(t => "dir" -> t.asJson),
        Some("contents" -> t.contents.asJson),
        t.flags.map(t => "flags" -> t.asJson)
      ).flatten)
    }

    implicit def decodeTermsteelversionapiGenerator: Decoder[Generator] = Decoder.instance { c =>
     for {
        key <- c.downField("key").as[String]
        name <- c.downField("name").as[String]
        language <- c.downField("language").as[Option[String]]
        description <- c.downField("description").as[Option[String]]
        attributes <- c.downField("attributes").as[Seq[String]]
      } yield {
        Generator(
          key = key,
          name = name,
          language = language,
          description = description,
          attributes = attributes
        )
      }
    }

    implicit def encodeTermsteelversionapiGenerator: Encoder[Generator] = Encoder.instance { t =>
      Json.fromFields(Seq(
        Some("key" -> t.key.asJson),
        Some("name" -> t.name.asJson),
        t.language.map(t => "language" -> t.asJson),
        t.description.map(t => "description" -> t.asJson),
        Some("attributes" -> t.attributes.asJson)
      ).flatten)
    }

    implicit def decodeTermsteelversionapiHealthcheck: Decoder[Healthcheck] = Decoder.instance { c =>
     for {
        status <- c.downField("status").as[String]
      } yield {
        Healthcheck(
          status = status
        )
      }
    }

    implicit def encodeTermsteelversionapiHealthcheck: Encoder[Healthcheck] = Encoder.instance { t =>
      Json.fromFields(Seq(
        Some("status" -> t.status.asJson)
      ).flatten)
    }

    implicit def decodeTermsteelversionapiInvocation: Decoder[Invocation] = Decoder.instance { c =>
     for {
        source <- c.downField("source").as[String]
        files <- c.downField("files").as[Seq[cerium.termsteelversionapi.v0.models.File]]
      } yield {
        Invocation(
          source = source,
          files = files
        )
      }
    }

    implicit def encodeTermsteelversionapiInvocation: Encoder[Invocation] = Encoder.instance { t =>
      Json.fromFields(Seq(
        Some("source" -> t.source.asJson),
        Some("files" -> t.files.asJson)
      ).flatten)
    }

    implicit def decodeTermsteelversionapiInvocationForm: Decoder[InvocationForm] = Decoder.instance { c =>
     for {
        service <- c.downField("service").as[io.apibuilder.spec.v0.models.Service]
        attributes <- c.downField("attributes").as[Seq[cerium.termsteelversionapi.v0.models.Attribute]]
        userAgent <- c.downField("user_agent").as[Option[String]]
        importedServices <- c.downField("imported_services").as[Option[Seq[io.apibuilder.spec.v0.models.Service]]]
      } yield {
        InvocationForm(
          service = service,
          attributes = attributes,
          userAgent = userAgent,
          importedServices = importedServices
        )
      }
    }

    implicit def encodeTermsteelversionapiInvocationForm: Encoder[InvocationForm] = Encoder.instance { t =>
      Json.fromFields(Seq(
        Some("service" -> t.service.asJson),
        Some("attributes" -> t.attributes.asJson),
        t.userAgent.map(t => "user_agent" -> t.asJson),
        t.importedServices.map(t => "imported_services" -> t.asJson)
      ).flatten)
    }
  }
}

package cerium.termsteelversionapi.v0 {
import cats.effect._
import cats.implicits._
import io.circe.syntax._

  object Constants {

    val BaseUrl = "https://api.apibuilder.io"
    val Namespace = "cerium.termsteelversionapi.v0"
    val UserAgent = "apibuilder app.apibuilder.io/cerium/termsteelversionapi/0.0.1/http4s_0_22"
    val Version = "0.0.1"
    val VersionMajor = 0

  }

  class Client[F[_]: Sync](
    val baseUrl: org.http4s.Uri = org.http4s.Uri.unsafeFromString("https://api.apibuilder.io"),
    auth: scala.Option[cerium.termsteelversionapi.v0.Authorization] = None,
    defaultHeaders: Seq[(String, String)] = Nil,
    httpClient: org.http4s.client.Client[F]
  ) extends interfaces.Client[F] {
    import org.http4s.Response
    import cerium.termsteelversionapi.v0.models.json._
    import io.apibuilder.common.v0.models.json._
    import io.apibuilder.spec.v0.models.json._


    def generators: Generators[F] = Generators

    def healthchecks: Healthchecks[F] = Healthchecks

    def invocations: Invocations[F] = Invocations

    object Generators extends Generators[F] {
      override def get(
        key: _root_.scala.Option[String] = None,
        limit: Int = 100,
        offset: Int = 0,
        requestHeaders: Seq[(String, String)] = Nil
      ): F[Seq[cerium.termsteelversionapi.v0.models.Generator]] = {
        val urlPath = Seq("generators")

        val queryParameters = Seq(
          key.map("key" -> _),
          Some("limit" -> limit.toString),
          Some("offset" -> offset.toString)
        ).flatten

        _executeRequest[Unit, Seq[cerium.termsteelversionapi.v0.models.Generator]]("GET", path = urlPath, queryParameters = queryParameters, requestHeaders = requestHeaders) {
          case r if r.status.code == 200 => _root_.cerium.termsteelversionapi.v0.Client.parseJson[F, Seq[cerium.termsteelversionapi.v0.models.Generator]]("Seq[cerium.termsteelversionapi.v0.models.Generator]", r)
          case r => Sync[F].raiseError(new cerium.termsteelversionapi.v0.errors.FailedRequest(r.status.code, s"Unsupported response code[${r.status.code}]. Expected: 200"))
        }
      }

      override def getByKey(
        key: String,
        requestHeaders: Seq[(String, String)] = Nil
      ): F[cerium.termsteelversionapi.v0.models.Generator] = {
        val urlPath = Seq("generators", key)

        _executeRequest[Unit, cerium.termsteelversionapi.v0.models.Generator]("GET", path = urlPath, requestHeaders = requestHeaders) {
          case r if r.status.code == 200 => _root_.cerium.termsteelversionapi.v0.Client.parseJson[F, cerium.termsteelversionapi.v0.models.Generator]("cerium.termsteelversionapi.v0.models.Generator", r)
          case r if r.status.code == 404 => Sync[F].raiseError(new cerium.termsteelversionapi.v0.errors.UnitResponse(r.status.code))
          case r => Sync[F].raiseError(new cerium.termsteelversionapi.v0.errors.FailedRequest(r.status.code, s"Unsupported response code[${r.status.code}]. Expected: 200, 404"))
        }
      }
    }

    object Healthchecks extends Healthchecks[F] {
      override def get(
        requestHeaders: Seq[(String, String)] = Nil
      ): F[cerium.termsteelversionapi.v0.models.Healthcheck] = {
        val urlPath = Seq("_internal_", "healthcheck")

        _executeRequest[Unit, cerium.termsteelversionapi.v0.models.Healthcheck]("GET", path = urlPath, requestHeaders = requestHeaders) {
          case r if r.status.code == 200 => _root_.cerium.termsteelversionapi.v0.Client.parseJson[F, cerium.termsteelversionapi.v0.models.Healthcheck]("cerium.termsteelversionapi.v0.models.Healthcheck", r)
          case r => Sync[F].raiseError(new cerium.termsteelversionapi.v0.errors.FailedRequest(r.status.code, s"Unsupported response code[${r.status.code}]. Expected: 200"))
        }
      }
    }

    object Invocations extends Invocations[F] {
      override def postByKey(
        key: String,
        invocationForm: cerium.termsteelversionapi.v0.models.InvocationForm,
        requestHeaders: Seq[(String, String)] = Nil
      ): F[cerium.termsteelversionapi.v0.models.Invocation] = {
        val urlPath = Seq("invocations", key)

        val (payload, formPayload) = (Some(invocationForm), None)

        _executeRequest[cerium.termsteelversionapi.v0.models.InvocationForm, cerium.termsteelversionapi.v0.models.Invocation]("POST", path = urlPath, body = payload, formBody = formPayload, requestHeaders = requestHeaders) {
          case r if r.status.code == 200 => _root_.cerium.termsteelversionapi.v0.Client.parseJson[F, cerium.termsteelversionapi.v0.models.Invocation]("cerium.termsteelversionapi.v0.models.Invocation", r)
          case r if r.status.code == 409 => _root_.cerium.termsteelversionapi.v0.Client.parseJson[F, Seq[cerium.termsteelversionapi.v0.models.Error]]("Seq[cerium.termsteelversionapi.v0.models.Error]", r).flatMap(body => Sync[F].raiseError(new cerium.termsteelversionapi.v0.errors.ErrorsResponse(r.headers, r.status.code, None, body)))
          case r => Sync[F].raiseError(new cerium.termsteelversionapi.v0.errors.FailedRequest(r.status.code, s"Unsupported response code[${r.status.code}]. Expected: 200, 409"))
        }
      }
    }

    private lazy val defaultApiHeaders = Seq(
      ("User-Agent", Constants.UserAgent),
      ("X-Apidoc-Version", Constants.Version),
      ("X-Apidoc-Version-Major", Constants.VersionMajor.toString)
    )

    def apiHeaders: Seq[(String, String)] = defaultApiHeaders

    def modifyRequest(request: org.http4s.Request[F]): org.http4s.Request[F] = request

    implicit def circeJsonEncoder[F[_]: Sync, A](implicit encoder: io.circe.Encoder[A]) = org.http4s.circe.jsonEncoderOf[F, A]

    def _executeRequest[T, U](
      method: String,
      path: Seq[String],
      queryParameters: Seq[(String, String)] = Nil,
      requestHeaders: Seq[(String, String)] = Nil,
      body: Option[T] = None,
      formBody : Option[org.http4s.UrlForm] = None
    )(handler: org.http4s.Response[F] => F[U]
    )(implicit encoder: io.circe.Encoder[T]): F[U] = {
      import org.http4s.QueryParamEncoder._

      val m = org.http4s.Method.fromString(method) match {
        case Right(m) => m
        case Left(e) => sys.error(e.toString)
      }

      val headers = org.http4s.Headers((
        apiHeaders ++
        defaultHeaders ++
        requestHeaders
      ).groupBy(_._1).map { case (k, l) => org.http4s.Header.Raw(org.typelevel.ci.CIString(k), l.last._2) }.toList)

      val queryMap = queryParameters.groupBy(_._1).map { case (k, v) => k -> v.map(_._2) }
      val uri = path.foldLeft(baseUrl){ case (uri, segment) => uri / segment }.setQueryParams(queryMap)

      val request = org.http4s.Request[F](method = m,
                                       uri = uri,
                                       headers = headers)

      val reqAndMaybeAuth = auth.fold(request) {
        case Authorization.Basic(username, passwordOpt) => {
          val userpass = s"$username:${passwordOpt.getOrElse("")}"
          val token = java.util.Base64.getEncoder.encodeToString(userpass.getBytes(java.nio.charset.StandardCharsets.ISO_8859_1))
          request.putHeaders(org.http4s.Header.Raw(org.typelevel.ci.CIString("Authorization"), s"Basic $token"))
        }
        case a => sys.error("Invalid authorization scheme[" + a.getClass + "]")
      }

      val reqAndMaybeAuthAndBody =
        if (formBody.nonEmpty) formBody.fold(reqAndMaybeAuth)(reqAndMaybeAuth.withEntity)
        else body.fold(reqAndMaybeAuth)(reqAndMaybeAuth.withEntity)

      httpClient.fetch(modifyRequest(reqAndMaybeAuthAndBody))(handler)
    }
  }

  object Client {
    import cats.effect._

    implicit def circeJsonDecoder[F[_]: Sync, A](implicit decoder: io.circe.Decoder[A]) = org.http4s.circe.jsonOf[F, A]

    def parseJson[F[_]: Sync, T](
      className: String,
      r: org.http4s.Response[F]
    )(implicit decoder: io.circe.Decoder[T]): F[T] = r.attemptAs[T].value.flatMap {
      case Right(value) => Sync[F].pure(value)
      case Left(error) => Sync[F].raiseError(new cerium.termsteelversionapi.v0.errors.FailedRequest(r.status.code, s"Invalid json for class[" + className + "]", None, error))
    }
  }

  sealed trait Authorization extends _root_.scala.Product with _root_.scala.Serializable
  object Authorization {
    final case class Basic(username: String, password: Option[String] = None) extends Authorization
  }

  package interfaces {

    trait Client[F[_]] {
      def baseUrl: org.http4s.Uri
      def generators: cerium.termsteelversionapi.v0.Generators[F]
      def healthchecks: cerium.termsteelversionapi.v0.Healthchecks[F]
      def invocations: cerium.termsteelversionapi.v0.Invocations[F]
    }

  }

  trait Generators[F[_]] {
    /**
     * Get all available generators
     *
     * @param key Filter generators with this key
     * @param limit The number of records to return
     * @param offset Used to paginate. First page of results is 0.
     */
    def get(
      key: _root_.scala.Option[String] = None,
      limit: Int = 100,
      offset: Int = 0,
      requestHeaders: Seq[(String, String)] = Nil
    ): F[Seq[cerium.termsteelversionapi.v0.models.Generator]]

    /**
     * Get generator with this key
     */
    def getByKey(
      key: String,
      requestHeaders: Seq[(String, String)] = Nil
    ): F[cerium.termsteelversionapi.v0.models.Generator]
  }

  trait Healthchecks[F[_]] {
    def get(
      requestHeaders: Seq[(String, String)] = Nil
    ): F[cerium.termsteelversionapi.v0.models.Healthcheck]
  }

  trait Invocations[F[_]] {
    /**
     * Invoke a generator
     */
    def postByKey(
      key: String,
      invocationForm: cerium.termsteelversionapi.v0.models.InvocationForm,
      requestHeaders: Seq[(String, String)] = Nil
    ): F[cerium.termsteelversionapi.v0.models.Invocation]
  }

  package errors {

    final case class ErrorsResponse(
      headers: org.http4s.Headers,
      status: Int,
      message: Option[String] = None,
      body: Seq[cerium.termsteelversionapi.v0.models.Error]
    ) extends Exception(s"HTTP $status${message.fold("")(m => s": $m")}"){
      lazy val errors = body
    }

    final case class UnitResponse(status: Int) extends Exception(s"HTTP $status")

    final case class FailedRequest(responseCode: Int, message: String, requestUri: Option[_root_.java.net.URI] = None, parent: Exception = null) extends _root_.java.lang.Exception(s"HTTP $responseCode: $message", parent)

  }
}