parameterized hello world http server (zhttp zio based) using tapir / published by https://github.com/dacr/code-examples-manager #c833c2a8-4fa9-4204-8b4d-c1233b608434/843e8689d72bfecbeaf479c0dd7a2a5262ecd5c5

tapir-zio-hello-world-2.sc

// summary : parameterized hello world http server (zhttp zio based) using tapir
// keywords : scala, zio, tapir, http, zhttp, endpoints, @testable, @exclusive
// publish : gist
// authors : David Crosson
// license : Apache NON-AI License Version 2.0 (https://raw.githubusercontent.com/non-ai-licenses/non-ai-licenses/main/NON-AI-APACHE2)
// id : c833c2a8-4fa9-4204-8b4d-c1233b608434
// created-on : 2021-11-20T15:01:58+01:00
// managed-by : https://github.com/dacr/code-examples-manager
// run-with : scala-cli $file
// test-with : curl http://127.0.0.1:8080/hello

// ---------------------
//> using scala "3.3.0"
//> using dep "com.softwaremill.sttp.tapir::tapir-core:1.6.0"
//> using dep "com.softwaremill.sttp.tapir::tapir-zio-http-server:1.6.0"
//> using dep "fr.janalyse::zio-worksheet:2.0.15.0"
// ---------------------

import sttp.tapir.ztapir.*
import sttp.tapir.server.ziohttp.ZioHttpInterpreter
import sttp.tapir.Endpoint
import zio.http.Server
import zio.*, zio.worksheet.*

/*
curl http://127.0.0.1:8080/hello
curl http://127.0.0.1:8080/hi?name=david
*/

// --------------------------------------------------
def helloLogic = ZIO.succeed("Hello world")

val helloEndPoint =
  endpoint
    .in("hello")
    .out(stringBody)


val helloRoute = helloEndPoint.zServerLogic[Any]( _ => helloLogic)

// --------------------------------------------------

def hiLogic(name: String) = ZIO.succeed(s"Hi $name")

val hiEndPoint =
  endpoint
    .in("hi")
    .in(query[String]("name"))
    .out(stringBody)

val hiRoute = hiEndPoint.zServerLogic[Any](hiLogic)

// --------------------------------------------------

val routes =
  ZioHttpInterpreter()
    .toHttp(List(helloRoute, hiRoute))

// --------------------------------------------------


Server.serve(routes.withDefaultErrorResponse).provide(Server.default).unsafeRun