build.sbt

ThisBuild / version := "0.1.0-SNAPSHOT"

ThisBuild / scalaVersion := "3.3.3"

val todo = crossProject(JVMPlatform, JSPlatform)
  .crossType(CrossType.Pure)
  .settings(libraryDependencies += "com.lihaoyi" %%% "upickle" % "3.3.1")

val AkkaVersion = "2.8.5"
val AkkaHttpVersion = "10.5.3"

val copyMainJs = taskKey[Unit]("Copy frontend-fastopt main.js to backend resources")

lazy val backend = project
  .dependsOn(todo.jvm)
  .settings(
    libraryDependencies ++= Seq(
      ("com.typesafe.akka" %% "akka-actor-typed" % AkkaVersion),
      ("com.typesafe.akka" %% "akka-stream" % AkkaVersion),
      ("com.typesafe.akka" %% "akka-http" % AkkaHttpVersion),
      "com.lihaoyi" %% "requests" % "0.8.0"
    ),
    copyMainJs := {
      val log = streams.value.log
      val source = (frontend / Compile / fastOptJS).value.data
      val targetDir = (Compile / classDirectory).value
      val target = targetDir / "main.js"
      IO.copyFile(source, target)
      log.info(s"Copied $source to $target")
    },
    copyMainJs := copyMainJs.dependsOn(frontend / Compile / fastOptJS).value,
    (Compile / compile) := (Compile / compile).dependsOn(copyMainJs).value
  )

lazy val frontend = project
  .dependsOn(todo.js)
  .enablePlugins(ScalaJSPlugin)
  .settings(
    scalaJSUseMainModuleInitializer := true,
    libraryDependencies ++= Seq(
      "com.softwaremill.sttp.client3" %%% "core" % "3.6.2",
      "org.scala-js" %%% "scalajs-dom" % "2.2.0"
    )
  )

lazy val root = project.in(file("."))
  .aggregate(backend, frontend)