feat: NCS-53 changed IO to MicroService for easier scaling

modules/core/src/main/resources/application.yml

@@ -1,3 +1,8 @@
-greeting:
-  message: "hello"
-
+quarkus:
+  http:
+    port: 8080
+  application:
+    name: nowchess-core
+  rest-client:
+    io-service:
+      url: http://localhost:8081

modules/core/src/main/scala/de/nowchess/chess/client/IoServiceClient.scala

@@ -0,0 +1,35 @@
+package de.nowchess.chess.client
+
+import de.nowchess.api.game.GameContext
+import de.nowchess.io.service.dto.{ImportFenRequest, ImportPgnRequest}
+import jakarta.ws.rs.*
+import jakarta.ws.rs.core.MediaType
+import org.eclipse.microprofile.rest.client.inject.RegisterRestClient
+
+@Path("/io")
+@RegisterRestClient(configKey = "io-service")
+trait IoServiceClient:
+
+  @POST
+  @Path("/import/fen")
+  @Consumes(Array(MediaType.APPLICATION_JSON))
+  @Produces(Array(MediaType.APPLICATION_JSON))
+  def importFen(body: ImportFenRequest): GameContext
+
+  @POST
+  @Path("/import/pgn")
+  @Consumes(Array(MediaType.APPLICATION_JSON))
+  @Produces(Array(MediaType.APPLICATION_JSON))
+  def importPgn(body: ImportPgnRequest): GameContext
+
+  @POST
+  @Path("/export/fen")
+  @Consumes(Array(MediaType.APPLICATION_JSON))
+  @Produces(Array(MediaType.TEXT_PLAIN))
+  def exportFen(ctx: GameContext): String
+
+  @POST
+  @Path("/export/pgn")
+  @Consumes(Array(MediaType.APPLICATION_JSON))
+  @Produces(Array("application/x-chess-pgn"))
+  def exportPgn(ctx: GameContext): String

modules/core/src/main/scala/de/nowchess/chess/config/JacksonConfig.scala

@@ -2,7 +2,10 @@ package de.nowchess.chess.config
 
 import com.fasterxml.jackson.core.Version
 import com.fasterxml.jackson.databind.ObjectMapper
+import com.fasterxml.jackson.databind.module.SimpleModule
 import com.fasterxml.jackson.module.scala.DefaultScalaModule
+import de.nowchess.api.board.Square
+import de.nowchess.io.json.{SquareKeyDeserializer, SquareKeySerializer}
 import io.quarkus.jackson.ObjectMapperCustomizer
 import jakarta.inject.Singleton
 
@@ -15,3 +18,7 @@ class JacksonConfig extends ObjectMapperCustomizer:
         new Version(2, 21, 1, null, "com.fasterxml.jackson.module", "jackson-module-scala")
         // scalafix:on DisableSyntax.null
     })
+    val squareModule = new SimpleModule()
+    squareModule.addKeyDeserializer(classOf[Square], new SquareKeyDeserializer())
+    squareModule.addKeySerializer(classOf[Square], new SquareKeySerializer())
+    mapper.registerModule(squareModule)

modules/core/src/main/scala/de/nowchess/chess/config/NativeReflectionConfig.scala

@@ -1,6 +1,9 @@
 package de.nowchess.chess.config
 
+import de.nowchess.api.board.{CastlingRights, Color, File, Piece, PieceType, Rank, Square}
 import de.nowchess.api.dto.*
+import de.nowchess.api.game.{DrawReason, GameContext, GameResult}
+import de.nowchess.api.move.{Move, MoveType, PromotionPiece}
 import io.quarkus.runtime.annotations.RegisterForReflection
 
 @RegisterForReflection(
@@ -18,6 +21,21 @@ import io.quarkus.runtime.annotations.RegisterForReflection
     classOf[LegalMovesResponseDto],
     classOf[OkResponseDto],
     classOf[PlayerInfoDto],
+
+    classOf[GameContext],
+    classOf[Color],
+    classOf[Piece],
+    classOf[PieceType],
+    classOf[CastlingRights],
+    classOf[Square],
+    classOf[File],
+    classOf[Rank],
+    classOf[Move],
+    classOf[MoveType],
+    classOf[PromotionPiece],
+    classOf[GameResult],
+    classOf[DrawReason],
+
   ),
 )
 class NativeReflectionConfig

modules/core/src/main/scala/de/nowchess/chess/resource/GameResource.scala

@@ -6,18 +6,21 @@ import de.nowchess.api.dto.*
 import de.nowchess.api.game.{DrawReason, GameContext, GameResult}
 import de.nowchess.api.move.{Move, MoveType, PromotionPiece}
 import de.nowchess.api.player.{PlayerId, PlayerInfo}
+import de.nowchess.chess.client.IoServiceClient
 import de.nowchess.chess.controller.Parser
 import de.nowchess.chess.engine.GameEngine
 import de.nowchess.chess.exception.{BadRequestException, GameNotFoundException}
 import de.nowchess.chess.observer.*
 import de.nowchess.chess.registry.{GameEntry, GameRegistry}
-import de.nowchess.io.fen.{FenExporter, FenParser}
-import de.nowchess.io.pgn.{PgnExporter, PgnParser}
+import de.nowchess.io.fen.FenExporter
+import de.nowchess.io.pgn.PgnExporter
+import de.nowchess.io.service.dto.{ImportFenRequest, ImportPgnRequest}
 import io.smallrye.mutiny.Multi
 import jakarta.enterprise.context.ApplicationScoped
 import jakarta.inject.Inject
 import jakarta.ws.rs.*
 import jakarta.ws.rs.core.{MediaType, Response}
+import org.eclipse.microprofile.rest.client.inject.RestClient
 
 import java.util.concurrent.atomic.AtomicReference
 import scala.compiletime.uninitialized
@@ -32,6 +35,10 @@ class GameResource:
 
   @Inject
   var objectMapper: ObjectMapper = uninitialized
+
+  @Inject
+  @RestClient
+  var ioClient: IoServiceClient = uninitialized
   // scalafix:on DisableSyntax.var
 
   private val DefaultWhite = PlayerInfo(PlayerId("p1"), "Player 1")
@@ -142,7 +149,6 @@ class GameResource:
     val black = playerInfoFrom(req.black, DefaultBlack)
     val entry = newEntry(GameContext.initial, white, black)
     registry.store(entry)
-    println(s"Created game ${entry.gameId}")
     created(toGameFullDto(entry))
 
   @GET
@@ -264,9 +270,7 @@ class GameResource:
   @Consumes(Array(MediaType.APPLICATION_JSON))
   @Produces(Array(MediaType.APPLICATION_JSON))
   def importFen(body: ImportFenRequestDto): Response =
-    val ctx = FenParser.parseFen(body.fen) match
-      case Left(err)  => throw BadRequestException("INVALID_FEN", err, Some("fen"))
-      case Right(ctx) => ctx
+    val ctx   = ioClient.importFen(ImportFenRequest(body.fen))
     val white = playerInfoFrom(body.white, DefaultWhite)
     val black = playerInfoFrom(body.black, DefaultBlack)
     val entry = newEntry(ctx, white, black)
@@ -278,11 +282,8 @@ class GameResource:
   @Consumes(Array(MediaType.APPLICATION_JSON))
   @Produces(Array(MediaType.APPLICATION_JSON))
   def importPgn(body: ImportPgnRequestDto): Response =
-    val engine = GameEngine()
-    engine.loadGame(PgnParser, body.pgn) match
-      case Left(err) => throw BadRequestException("INVALID_PGN", err, Some("pgn"))
-      case Right(_)  => ()
-    val entry = GameEntry(registry.generateId(), engine, DefaultWhite, DefaultBlack)
+    val ctx   = ioClient.importPgn(ImportPgnRequest(body.pgn))
+    val entry = newEntry(ctx, DefaultWhite, DefaultBlack)
     registry.store(entry)
     created(toGameFullDto(entry))
 
@@ -291,21 +292,12 @@ class GameResource:
   @Produces(Array(MediaType.TEXT_PLAIN))
   def exportFen(@PathParam("gameId") gameId: String): Response =
     val entry = registry.get(gameId).getOrElse(throw GameNotFoundException(gameId))
-    ok(FenExporter.exportGameContext(entry.engine.context))
+    ok(ioClient.exportFen(entry.engine.context))
 
   @GET
   @Path("/{gameId}/export/pgn")
   @Produces(Array("application/x-chess-pgn"))
   def exportPgn(@PathParam("gameId") gameId: String): Response =
     val entry = registry.get(gameId).getOrElse(throw GameNotFoundException(gameId))
-    val pgn = PgnExporter.exportGame(
-      Map(
-        "Event"  -> "NowChess game",
-        "White"  -> entry.white.displayName,
-        "Black"  -> entry.black.displayName,
-        "Result" -> "*",
-      ),
-      entry.engine.context.moves,
-    )
-    ok(pgn)
+    ok(ioClient.exportPgn(entry.engine.context))
   // scalafix:on DisableSyntax.throw