x.scala

package sttp.tapir.examples

import cats.effect.{ExitCode, IO, IOApp}
import org.http4s.HttpRoutes
import org.http4s.blaze.server.BlazeServerBuilder
import org.http4s.server.Router
import sttp.model.{Part, StatusCode}
import sttp.model.headers.WWWAuthenticateChallenge
import sttp.tapir._
import sttp.tapir.generic.auto._
import sttp.tapir.examples.HelloWorldHttp4sServer.ec
import sttp.tapir.model.UsernamePassword
import sttp.tapir.server.http4s.Http4sServerInterpreter

import java.io.File

object X extends IOApp {
  case class UploadFileForm(rows: Part[File])

  def postFile: Endpoint[(UsernamePassword, UploadFileForm), Unit, StatusCode, StatusCode, Any] =
    endpoint.post
      .in("file")
      .securityIn(
        auth.basic[UsernamePassword](WWWAuthenticateChallenge.basic("example"))
      )
      .securityIn(multipartBody[UploadFileForm])
      .errorOut(statusCode)
      .out(statusCode)
      .description("Persisting a file to the server.")

  val postFileRoute: HttpRoutes[IO] =
    Http4sServerInterpreter[IO]().toRoutes(
      postFile
        .serverSecurityLogicPure[Unit, IO] { case (usernamePassword, uploadFileForm) => Right(()) }
        .serverLogicPure(_ => _ => Right(StatusCode.Ok))
    )

  override def run(args: List[String]): IO[ExitCode] = {
    // starting the server
    BlazeServerBuilder[IO]
      .withExecutionContext(ec)
      .bindHttp(8080, "localhost")
      .withHttpApp(Router("/" -> postFileRoute).orNotFound)
      .resource
      .use { _ => IO.never }
      .as(ExitCode.Success)
  }
}