feat: BAC-30 Implement Jackson Mapping via DTOs (#102)

Reviewed-on: #102
Co-authored-by: Janis <janis.e.20@gmx.de>
Co-committed-by: Janis <janis.e.20@gmx.de>

knockoutwhistweb/app/dto/WonInfoDTO.scala

@@ -0,0 +1,32 @@
+package dto
+
+import dto.subDTO.PodiumPlayerDTO
+import logic.game.GameLobby
+import model.users.User
+
+case class WonInfoDTO(
+                     winner: Option[PodiumPlayerDTO],
+                     allPlayers: Seq[PodiumPlayerDTO]
+                     )
+
+object WonInfoDTO {
+
+  def apply(lobby: GameLobby, user: User): WonInfoDTO = {
+    val matchImpl = lobby.logic.getCurrentMatch
+    if (matchImpl.isEmpty) {
+      throw new IllegalStateException("No current match available in game logic")
+    }
+    val allPlayersDTO: Seq[PodiumPlayerDTO] = matchImpl.get.totalplayers.map { player =>
+      PodiumPlayerDTO(lobby.logic, player)
+    }
+
+    val selfPlayerDTO = lobby.getPlayerByUser(user)
+    val winnerDTO = lobby.logic.getWinner
+
+    WonInfoDTO(
+      winner = winnerDTO.map(player => PodiumPlayerDTO(lobby.logic, player)),
+      allPlayers = allPlayersDTO
+    )
+  }
+
+}