Merge branch 'pocketmapfix' of https://git.ra3battle.cn/Kalospacer/WulaFallenEmpireRW into pocketmapfix

Source/WulaFallenEmpire/WULA_Shuttle/Building_ArmedShuttleWithPocket.cs

@@ -995,6 +995,38 @@ namespace WulaFallenEmpire
             
             base.SpawnSetup(map, respawningAfterLoad);
 
+            // [核心修复] 当穿梭机降落时，恢复其口袋地图的父级和在游戏中的注册状态
+            if (pocketMap != null && pocketMapGenerated)
+            {
+                // 验证口袋地图的父级对象是否存在于世界列表中
+                if (pocketMap.Parent is PocketMapParent pocketParent && !Find.World.pocketMaps.Contains(pocketParent))
+                {
+                    Log.Warning($"[WULA] Pocket map parent for map ID {pocketMap.uniqueID} was not found in the world list. Re-adding it to prevent data loss.");
+                    Find.World.pocketMaps.Add(pocketParent);
+                }
+
+                // 验证口袋地图本身是否存在于游戏地图列表中
+                if (!Find.Maps.Contains(pocketMap))
+                {
+                    Log.Warning($"[WULA] Pocket map ID {pocketMap.uniqueID} was not found in the game's map list. Re-registering it.");
+                    
+                    // 在重新添加前，进行安全检查，防止添加已损坏的地图
+                    if (!Find.Maps.Contains(pocketMap) && (pocketMap.mapPawns == null || pocketMap.Tile < 0))
+                    {
+                        Log.Error("[WULA] Cannot re-register a corrupted pocket map. The contents of the pocket space are likely lost. This is a critical error.");
+                        Messages.Message("WULA.PocketSpace.MapInvalidAndRecovering".Translate(), this, MessageTypeDefOf.NegativeEvent);
+                        pocketMap = null;
+                        pocketMapGenerated = false;
+                    }
+                    else
+                    {
+                        // 重新注册地图，使其再次“激活”
+                        Current.Game.AddMap(pocketMap);
+                        Log.Message($"[WULA] Pocket map {pocketMap.uniqueID} successfully re-registered.");
+                    }
+                }
+            }
+            
             // 更新退出点目标，确保它指向当前的新地图
             UpdateExitPointTarget();