Reopen group

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

@@ -141,6 +141,13 @@ public class TournamentController {
         return ResponseEntity.ok(tournamentMapper.toDto(tournamentPlayService.finishGroup(tournament, groupId)));
     }
 
+    @PostMapping("/tournaments/{tournamentId}/groups/{groupId}/reopen")
+    public ResponseEntity<TournamentDto> reopenGroup(@PathVariable Long tournamentId, @PathVariable Long groupId) {
+        var tournament = tournamentService.findTournamentById(tournamentId);
+
+        return ResponseEntity.ok(tournamentMapper.toDto(tournamentPlayService.reopenGroup(tournament, groupId)));
+    }
+
     @PostMapping("/tournaments/{tournamentId}/groups/{groupId}/new")
     public ResponseEntity<TournamentDto> newRound(@PathVariable Long tournamentId, @PathVariable Long groupId) {
         var tournament = tournamentService.findTournamentById(tournamentId);

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

@@ -47,6 +47,12 @@ public class TournamentPlayService {
     return tournament;
   }
 
+  public Tournament reopenGroup(Tournament tournament, Long groupId) {
+    getGroup(tournament, groupId).setStatus(Status.IN_PROGRESS);
+    tournamentRepository.save(tournament);
+    return tournament;
+  }
+
   public Tournament newRound(Tournament tournament, Long groupId) {
     var group = getGroup(tournament, groupId);