migration system

api/src/main/java/net/momirealms/customcrops/api/manager/ConfigManager.java

@@ -116,6 +116,12 @@ public abstract class ConfigManager implements Reloadable {
         return instance.getScarecrowID();
     }
 
+    public static boolean convertWorldOnLoad() {
+        return instance.isConvertWorldOnLoad();
+    }
+
+    protected abstract boolean isConvertWorldOnLoad();
+
     protected abstract double[] getDefaultQualityRatio();
 
     protected abstract String getLang();

api/src/main/java/net/momirealms/customcrops/api/manager/ItemManager.java

@@ -42,6 +42,8 @@ public interface ItemManager extends Reloadable {
 
     void placeItem(Location location, ItemCarrier carrier, String id);
 
+    void placeItem(Location location, ItemCarrier carrier, String id, boolean rotate);
+
     void removeAnythingAt(Location location);
 
     @Nullable

api/src/main/java/net/momirealms/customcrops/api/manager/WorldManager.java

@@ -19,6 +19,7 @@ package net.momirealms.customcrops.api.manager;
 
 import net.momirealms.customcrops.api.common.Reloadable;
 import net.momirealms.customcrops.api.mechanic.item.*;
+import net.momirealms.customcrops.api.mechanic.world.AbstractWorldAdaptor;
 import net.momirealms.customcrops.api.mechanic.world.CustomCropsBlock;
 import net.momirealms.customcrops.api.mechanic.world.SimpleLocation;
 import net.momirealms.customcrops.api.mechanic.world.level.*;
@@ -139,4 +140,6 @@ public interface WorldManager extends Reloadable {
     void removeScarecrowAt(@NotNull SimpleLocation location);
 
     CustomCropsBlock removeAnythingAt(SimpleLocation location);
+
+    AbstractWorldAdaptor getWorldAdaptor();
 }

api/src/main/java/net/momirealms/customcrops/api/mechanic/item/Crop.java

@@ -46,7 +46,7 @@ public interface Crop extends KeyItem {
 
     BoneMeal[] getBoneMeals();
 
-    boolean isRotation();
+    boolean hasRotation();
 
     void trigger(ActionTrigger trigger, State state);
 

api/src/main/java/net/momirealms/customcrops/api/mechanic/world/AbstractWorldAdaptor.java

@@ -0,0 +1,43 @@
+/*
+ *  Copyright (C) <2022> <XiaoMoMi>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package net.momirealms.customcrops.api.mechanic.world;
+
+import net.momirealms.customcrops.api.manager.WorldManager;
+import net.momirealms.customcrops.api.mechanic.world.level.CustomCropsChunk;
+import net.momirealms.customcrops.api.mechanic.world.level.CustomCropsWorld;
+import org.bukkit.event.Listener;
+
+public abstract class AbstractWorldAdaptor implements Listener {
+
+    public static final int version = 1;
+    protected WorldManager worldManager;
+
+    public AbstractWorldAdaptor(WorldManager worldManager) {
+        this.worldManager = worldManager;
+    }
+
+    public abstract void unload(CustomCropsWorld customCropsWorld);
+
+    public abstract void init(CustomCropsWorld customCropsWorld);
+
+    public abstract void loadDynamicData(CustomCropsWorld customCropsWorld, ChunkCoordinate chunkCoordinate);
+
+    public abstract void unloadDynamicData(CustomCropsWorld customCropsWorld, ChunkCoordinate chunkCoordinate);
+
+    public abstract void saveDynamicData(CustomCropsWorld ccWorld, CustomCropsChunk chunk);
+}

api/src/main/java/net/momirealms/customcrops/api/mechanic/world/ChunkCoordinate.java

@@ -28,6 +28,19 @@ public record ChunkCoordinate(int x, int z) {
         return new ChunkCoordinate(x, z);
     }
 
+    public static ChunkCoordinate getByString(String coordinate) {
+        String[] split = coordinate.split(",", 2);
+        try {
+            int x = Integer.parseInt(split[0]);
+            int z = Integer.parseInt(split[1]);
+            return new ChunkCoordinate(x, z);
+        }
+        catch (NumberFormatException e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
+
     @Override
     public int hashCode() {
         long combined = (long) x << 32 | z;