/**
 * Generated by API Builder - https://www.apibuilder.io
 * Service version: 0.0.1
 * User agent: apibuilder app.apibuilder.io/apicollective/examples-graphql-users/0.0.1/http4s_0_17
 */
package io.apibuilder.examples.graphql.users.server

import org.http4s.dsl._

import io.apibuilder.examples.graphql.users.models.json._

private[server] object Matchers {

  implicit lazy val queryParamDecodeBigDecimal: org.http4s.QueryParamDecoder[BigDecimal] =
    org.http4s.QueryParamDecoder.fromUnsafeCast[BigDecimal](p => BigDecimal(p.value))("BigDecimal")

  implicit lazy val queryParamDecodeInstant: org.http4s.QueryParamDecoder[_root_.java.time.Instant] =
    org.http4s.QueryParamDecoder.fromUnsafeCast[_root_.java.time.Instant](p => _root_.java.time.OffsetDateTime.parse(p.value).toInstant)("_root_.java.time.Instant")

  implicit lazy val queryParamDecodeLocalDate: org.http4s.QueryParamDecoder[_root_.java.time.LocalDate] =
    org.http4s.QueryParamDecoder.fromUnsafeCast[_root_.java.time.LocalDate](p => _root_.java.time.LocalDate.parse(p.value))("_root_.java.time.LocalDate")

  implicit lazy val queryParamDecodeUUID: org.http4s.QueryParamDecoder[_root_.java.util.UUID] =
    org.http4s.QueryParamDecoder.fromUnsafeCast[_root_.java.util.UUID](p => _root_.java.util.UUID.fromString(p.value))("_root_.java.util.UUID")


  object ApiVersion {
    val ApiVersionMajor = {
      "X-Apidoc-Version-Major".ci
    }

    def apply(req: org.http4s.Message): Boolean = req.headers.get(ApiVersionMajor) match {
      case Some(v) if v.value == "0" => true
      case _ => false
    }
  }

  object UUIDVal {
    def unapply(s: String): Option[_root_.java.util.UUID] = scala.util.Try(_root_.java.util.UUID.fromString(s)).toOption
  }

}

trait UserRoutes {

  import Matchers._

  implicit def circeJsonDecoder[A](implicit decoder: _root_.io.circe.Decoder[A]) = org.http4s.circe.jsonOf[A]
  implicit def circeJsonEncoder[A](implicit encoder: _root_.io.circe.Encoder[A]) = org.http4s.circe.jsonEncoderOf[A]

  sealed trait GetByIdResponse

  object GetByIdResponse {
    case class HTTP200(value: io.apibuilder.examples.graphql.users.models.User, headers: Seq[org.http4s.Header] = Nil) extends GetByIdResponse
    case class HTTP404(headers: Seq[org.http4s.Header] = Nil) extends GetByIdResponse
    case class UndocumentedResponse(response: fs2.Task[org.http4s.Response]) extends GetByIdResponse
  }

  def getById(
    _req: org.http4s.Request,
    id: _root_.java.util.UUID
  ): fs2.Task[GetByIdResponse]

  sealed trait PostResponse

  object PostResponse {
    case class HTTP201(value: io.apibuilder.examples.graphql.users.models.User, headers: Seq[org.http4s.Header] = Nil) extends PostResponse
    case class HTTP422(value: Seq[String], headers: Seq[org.http4s.Header] = Nil) extends PostResponse
    case class UndocumentedResponse(response: fs2.Task[org.http4s.Response]) extends PostResponse
  }

  def post(
    _req: org.http4s.Request,
    body: => org.http4s.DecodeResult[io.apibuilder.examples.graphql.users.models.UserForm]
  ): fs2.Task[PostResponse]

  sealed trait PatchResponse

  object PatchResponse {
    case class HTTP200(value: io.apibuilder.examples.graphql.users.models.User, headers: Seq[org.http4s.Header] = Nil) extends PatchResponse
    case class HTTP422(value: Seq[String], headers: Seq[org.http4s.Header] = Nil) extends PatchResponse
    case class UndocumentedResponse(response: fs2.Task[org.http4s.Response]) extends PatchResponse
  }

  def patch(
    _req: org.http4s.Request,
    body: => org.http4s.DecodeResult[io.apibuilder.examples.graphql.users.models.UserPatchForm]
  ): fs2.Task[PatchResponse]

  sealed trait DeleteByIdResponse

  object DeleteByIdResponse {
    case class HTTP204(headers: Seq[org.http4s.Header] = Nil) extends DeleteByIdResponse
    case class HTTP404(headers: Seq[org.http4s.Header] = Nil) extends DeleteByIdResponse
    case class UndocumentedResponse(response: fs2.Task[org.http4s.Response]) extends DeleteByIdResponse
  }

  def deleteById(
    _req: org.http4s.Request,
    id: _root_.java.util.UUID
  ): fs2.Task[DeleteByIdResponse]

  def apiVersionMatch(req: org.http4s.Message): Boolean = ApiVersion(req)

  def service() = org.http4s.HttpService {
    case _req @ GET -> Root / "users" / UUIDVal(id) if apiVersionMatch(_req) =>
      getById(_req, id).flatMap {
        case GetByIdResponse.HTTP200(value, headers) => Ok(value).putHeaders(headers: _*)
        case GetByIdResponse.HTTP404(headers) => NotFound().putHeaders(headers: _*)
        case GetByIdResponse.UndocumentedResponse(response) => response
      }
    case _req @ GET -> Root / "users" / UUIDVal(id) if !_req.headers.get(ApiVersion.ApiVersionMajor).isDefined =>
      BadRequest(s"Missing required request header: ${ApiVersion.ApiVersionMajor}.")

    case _req @ POST -> Root / "users" if apiVersionMatch(_req) =>
      post(_req, _req.attemptAs[io.apibuilder.examples.graphql.users.models.UserForm]).flatMap {
        case PostResponse.HTTP201(value, headers) => Created(value).putHeaders(headers: _*)
        case PostResponse.HTTP422(value, headers) => UnprocessableEntity(value).putHeaders(headers: _*)
        case PostResponse.UndocumentedResponse(response) => response
      }
    case _req @ POST -> Root / "users" if !_req.headers.get(ApiVersion.ApiVersionMajor).isDefined =>
      BadRequest(s"Missing required request header: ${ApiVersion.ApiVersionMajor}.")

    case _req @ PATCH -> Root / "users" if apiVersionMatch(_req) =>
      patch(_req, _req.attemptAs[io.apibuilder.examples.graphql.users.models.UserPatchForm]).flatMap {
        case PatchResponse.HTTP200(value, headers) => Ok(value).putHeaders(headers: _*)
        case PatchResponse.HTTP422(value, headers) => UnprocessableEntity(value).putHeaders(headers: _*)
        case PatchResponse.UndocumentedResponse(response) => response
      }
    case _req @ PATCH -> Root / "users" if !_req.headers.get(ApiVersion.ApiVersionMajor).isDefined =>
      BadRequest(s"Missing required request header: ${ApiVersion.ApiVersionMajor}.")

    case _req @ DELETE -> Root / "users" / UUIDVal(id) if apiVersionMatch(_req) =>
      deleteById(_req, id).flatMap {
        case DeleteByIdResponse.HTTP204(headers) => NoContent().putHeaders(headers: _*)
        case DeleteByIdResponse.HTTP404(headers) => NotFound().putHeaders(headers: _*)
        case DeleteByIdResponse.UndocumentedResponse(response) => response
      }
    case _req @ DELETE -> Root / "users" / UUIDVal(id) if !_req.headers.get(ApiVersion.ApiVersionMajor).isDefined =>
      BadRequest(s"Missing required request header: ${ApiVersion.ApiVersionMajor}.")
  }
}