Implement Garden updates for Path Regions correctly

BauSystem/BauSystem_RegionDynamic/src/de/steamwar/bausystem/region/dynamic/DynamicRegion.java

@@ -28,7 +28,9 @@ import de.steamwar.bausystem.shared.Pair;
 import lombok.Getter;
 import lombok.NonNull;
 
+import java.util.HashSet;
 import java.util.List;
+import java.util.Set;
 import java.util.UUID;
 
 public abstract class DynamicRegion implements Region {
@@ -54,15 +56,36 @@ public abstract class DynamicRegion implements Region {
     public final void updateNeighbours() {
         List<Pair<PathRegion, NeighbourDirection>> list = DynamicRegionSystem.INSTANCE.getNeighbours(this)
                 .filter(data -> data.getKey() instanceof PathRegion)
-                .map(data -> (Pair<PathRegion, NeighbourDirection>)(Pair) data)
+                .map(data -> (Pair<PathRegion, NeighbourDirection>) (Pair) data)
                 .toList();
         // Calculate Garden State for all neighbouring PathRegions
+        Set<UUID> needsFullReset = new HashSet<>();
         list.forEach(data -> {
+            boolean previousGardenState = data.getKey().isGarden();
             data.getKey().calculateGardenState();
+            if (data.getKey().isGarden() != previousGardenState) {
+                needsFullReset.add(data.getKey().getID());
+            }
         });
         // Updating world state for all neighbouring PathRegions
         list.forEach(data -> {
-            data.getKey().update(this, data.getValue().opposite());
+            if (needsFullReset.contains(data.getKey().getID())) {
+                data.getKey().getArea().reset(null, false);
+            } else {
+                data.getKey().update(this, data.getValue().opposite());
+            }
+        });
+        // All full reset regions need to update their neighbours!
+        needsFullReset.forEach(uuid -> {
+            Region region = DynamicRegionSystem.INSTANCE.getRegion(uuid).orElse(null);
+            if (!(region instanceof DynamicRegion dynamicRegion)) return;
+            DynamicRegionSystem.INSTANCE.getNeighbours(dynamicRegion)
+                    .filter(data -> data.getKey() instanceof PathRegion)
+                    .map(data -> (Pair<PathRegion, NeighbourDirection>) (Pair) data)
+                    .forEach(data -> {
+                        if (data.getKey().isGarden()) return;
+                        data.getKey().update(dynamicRegion, data.getValue().opposite());
+                    });
         });
     }
 

BauSystem/BauSystem_RegionDynamic/src/de/steamwar/bausystem/region/dynamic/path/PathArea.java

@@ -44,6 +44,7 @@ public class PathArea implements Region.Area {
     private static final File PATH_DIR = new File(Bukkit.getWorlds().get(0).getWorldFolder(), "sections/path");
     private static final File FALLBACK_SCHEM = new File(PATH_DIR, "Fallback.schem");
 
+    private static final VariantSelector GARDEN = VariantSelector.Get(new File(PATH_DIR, "garden"));
     private static final VariantSelector CENTER_NORMAL = VariantSelector.Get(new File(PATH_DIR, "center/normal"));
     private static final VariantSelector SIDE_GLOBAL = VariantSelector.Get(new File(PATH_DIR, "side/global"));
     private static final VariantSelector CORNER_INNER_GLOBAL = VariantSelector.Get(new File(PATH_DIR, "cinner/global"));
@@ -150,7 +151,11 @@ public class PathArea implements Region.Area {
     @Override
     public void reset(PasteBuilder pasteBuilder, boolean extension) {
         if (region.isGarden()) {
-            // TODO: Implement Garden case!
+            File resetFile = GARDEN.select(regionIdentifier, 0).orElse(null);
+            if (resetFile != null) {
+                PasteUtils.paste(resetFile, minPoint, 0);
+            }
+            return;
         }
 
         File resetFile = CENTER_NORMAL.select(regionIdentifier, 0).orElse(null);

BauSystem/BauSystem_RegionDynamic/src/de/steamwar/bausystem/region/dynamic/path/PathRegion.java

@@ -40,6 +40,7 @@ public class PathRegion extends DynamicRegion {
 
     public PathRegion(UUID id, int minX, int minZ) {
         super(id, minX, minZ);
+        calculateGardenState();
     }
 
     @Override
@@ -122,4 +123,9 @@ public class PathRegion extends DynamicRegion {
     public void loadRegion(RegionData regionData) {
         DynamicRegionRepository.loadRegionData(this, regionData);
     }
+
+    @Override
+    public String toString() {
+        return tile + "=" + getID();
+    }
 }