Stuck bodies are placed on top instead of being reset into the same spot (no fling loop); reset message shown in-game before reconnecting; server: backups / restore-save

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

GameServer.cs

@@ -603,6 +603,13 @@ public sealed class GameServer
         SendSaveToWaiting();
     }
 
+    /// <summary>Vorhandene Spielstand-Backups, neueste zuerst.</summary>
+    List<string> SaveBackups()
+    {
+        string backups = Path.Combine(Path.GetDirectoryName(savePath)!, "save_backups");
+        return Directory.Exists(backups) ? Directory.GetDirectories(backups).OrderByDescending(d => d).ToList() : new List<string>();
+    }
+
     /// <summary>Bisherigen Spielstand nach data/save_backups/Zeitstempel kopieren, die letzten Stände behalten.</summary>
     void BackupSave()
     {
@@ -669,7 +676,7 @@ public sealed class GameServer
             switch (args[0].ToLowerInvariant())
             {
                 case "help":
-                    Log("status | players | kick <id> [reason] | ban <id> [reason] | bans | unban <SteamID|name:x> | say <text> | op <id> | deop <id> | admins | save | reset-world | reload-save | stop");
+                    Log("status | players | kick <id> [reason] | ban <id> [reason] | bans | unban <SteamID|name:x> | backups | restore-save <n> | say <text> | op <id> | deop <id> | admins | save | reset-world | reload-save | stop");
                     break;
                 case "say":
                     if (args.Length < 2) { Log("say <text>"); break; }
@@ -752,6 +759,36 @@ public sealed class GameServer
                     Log("World state reset - new players get the plain save game again.");
                     ReconnectAll("The world is being reset - reconnecting...");
                     break;
+                case "backups":
+                {
+                    var list = SaveBackups();
+                    if (list.Count == 0) { Log("No save backups yet (they are created when the server takes over a save game)"); break; }
+                    Log("Save backups (newest first) - restore with: restore-save <number>");
+                    for (int i = 0; i < list.Count; i++) Log($"  [{i + 1}] {Path.GetFileName(list[i])}");
+                    break;
+                }
+                case "restore-save":
+                {
+                    var list = SaveBackups();
+                    string arg = args.Length > 1 ? args[1].Trim() : "";
+                    string chosen = int.TryParse(arg, out int n) && n >= 1 && n <= list.Count ? list[n - 1]
+                                  : list.FirstOrDefault(d => Path.GetFileName(d) == arg);
+                    if (chosen == null) { Log("restore-save <number> (see 'backups')"); break; }
+                    try
+                    {
+                        BackupSave(); // aktuellen Stand ebenfalls sichern, falls man zurück will
+                        foreach (string file in Directory.GetFiles(chosen)) File.Copy(file, Path.Combine(savePath, Path.GetFileName(file)), true);
+                        if (LoadSave())
+                        {
+                            world.ResetForNewSave();
+                            SaveWorld();
+                            Log($"Restored save game {Path.GetFileName(chosen)}");
+                            ReconnectAll("The server restored an older save game - reconnecting...");
+                        }
+                    }
+                    catch (Exception e) { Log("Could not restore: " + e.Message); }
+                    break;
+                }
                 case "reload-save":
                     if (LoadSave()) ReconnectAll("The server loaded a new save game - reconnecting...");
                     break;

README.md

@@ -132,6 +132,7 @@ Fehlende Einstellungen ergänzt der Server beim Start automatisch. Umgebungsvari
 | `save` | Weltzustand jetzt speichern |
 | `reset-world` | alle Änderungen seit dem Spielstand verwerfen – verbundene Spieler bekommen eine Meldung und verbinden sich automatisch neu |
 | `reload-save` | Spielstand-Dateien neu einlesen – verbundene Spieler verbinden sich automatisch neu |
+| `backups`, `restore-save <nr>` | gesicherte Spielstände anzeigen / einen davon zurückholen (z.B. wenn der aktuelle kaputt ist) – alle verbinden sich neu |
 | `stop` | speichern und beenden |
 
 Im Spiel öffnen Admins mit `/admin` (Chat, Taste T) oder `admin` (F7-Konsole) das Admin-Menü: Kick/Ban,