WIP: substitutions

src/main/java/nl/connectedit/swiss/controller/TournamentController.java

@@ -195,4 +195,11 @@ public class TournamentController {
 
         return ResponseEntity.noContent().build();
     }
+
+    @PostMapping("/tournaments/{tournamentId}/players/{playerId}/substitute/{substituteId}")
+    public ResponseEntity<TournamentDto> substitutePlayer(@PathVariable Long tournamentId, @PathVariable Long playerId, @PathVariable Long substituteId) {
+      var tournament = tournamentService.findTournamentById(tournamentId);
+
+      return ResponseEntity.ok(tournamentMapper.toDto(tournamentPlayService.substitutePlayer(tournament, playerId, substituteId)));
+    }
 }

src/main/java/nl/connectedit/swiss/service/TournamentPlayService.java

@@ -183,6 +183,10 @@ public class TournamentPlayService {
     }
   }
 
+  public Tournament substitutePlayer(Tournament tournament, Long playerId, Long substituteId) {
+    return tournament;
+  }
+
   private static class ConflictInDrawException extends RuntimeException {}
 
   private List<Match> tryMatches(List<Team> remainingTeams, Group group) {