DungeonData rework (#37172)

* DungeonData rework

Back to fields, serializes better, just make new layers dumby.

* wawawewa

* Fix this

* Fixes

* review

* thanks fork

* fix

Content.Server/Procedural/DungeonJob/DungeonJob.WallMount.cs

@@ -0,0 +1,46 @@
+using System.Threading.Tasks;
+using Content.Shared.Maps;
+using Content.Shared.Procedural;
+using Content.Shared.Procedural.PostGeneration;
+using Content.Shared.Storage;
+using Robust.Shared.Random;
+
+namespace Content.Server.Procedural.DungeonJob;
+
+public sealed partial class DungeonJob
+{
+    /// <summary>
+    /// <see cref="WallMountDunGen"/>
+    /// </summary>
+    private async Task PostGen(WallMountDunGen gen, Dungeon dungeon, HashSet<Vector2i> reservedTiles, Random random)
+    {
+        var checkedTiles = new HashSet<Vector2i>();
+        var allExterior = new HashSet<Vector2i>(dungeon.CorridorExteriorTiles);
+        allExterior.UnionWith(dungeon.RoomExteriorTiles);
+        var tileDef = (ContentTileDefinition) _tileDefManager[gen.Tile];
+        var contents = _prototype.Index(gen.Contents);
+
+        foreach (var neighbor in allExterior)
+        {
+            // Occupado
+            if (dungeon.RoomTiles.Contains(neighbor) || checkedTiles.Contains(neighbor) || !_anchorable.TileFree(_grid, neighbor, DungeonSystem.CollisionLayer, DungeonSystem.CollisionMask))
+                continue;
+
+            if (!random.Prob(gen.Prob) || !checkedTiles.Add(neighbor))
+                continue;
+
+            if (reservedTiles.Contains(neighbor))
+                continue;
+
+            _maps.SetTile(_gridUid, _grid, neighbor, _tile.GetVariantTile(tileDef, random));
+            var gridPos = _maps.GridTileToLocal(_gridUid, _grid, neighbor);
+            var protoNames = _entTable.GetSpawns(contents, random);
+
+            _entManager.SpawnEntitiesAttachedTo(gridPos, protoNames);
+
+            await SuspendDungeon();
+            if (!ValidateResume())
+                return;
+        }
+    }
+}