Add server versions of wrapped worlds

src/main/java/com/simibubi/create/foundation/utility/PlacementSimulationServerWorld.java

@@ -0,0 +1,56 @@
+package com.simibubi.create.foundation.utility;
+
+import java.util.HashMap;
+import java.util.function.Predicate;
+
+import net.minecraft.block.BlockState;
+import net.minecraft.block.Blocks;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.server.ServerWorld;
+
+public class PlacementSimulationServerWorld extends WrappedServerWorld {
+	public HashMap<BlockPos, BlockState> blocksAdded;
+
+	public PlacementSimulationServerWorld(ServerWorld wrapped) {
+		super(wrapped);
+		blocksAdded = new HashMap<>();
+	}
+	
+	public void clear() {
+		blocksAdded.clear();
+	}
+
+	@Override
+	public boolean setBlockState(BlockPos pos, BlockState newState, int flags) {
+		blocksAdded.put(pos, newState);
+		return true;
+	}
+
+	@Override
+	public boolean setBlockState(BlockPos pos, BlockState state) {
+		return setBlockState(pos, state, 0);
+	}
+
+	@Override
+	public boolean hasBlockState(BlockPos pos, Predicate<BlockState> condition) {
+		return condition.test(getBlockState(pos));
+	}
+	
+	@Override
+	public boolean isBlockPresent(BlockPos pos) {
+		return true;
+	}
+	
+	@Override
+	public boolean isAreaLoaded(BlockPos center, int range) {
+		return true;
+	}
+
+	@Override
+	public BlockState getBlockState(BlockPos pos) {
+		if (blocksAdded.containsKey(pos))
+			return blocksAdded.get(pos);
+		return Blocks.AIR.getDefaultState();
+	}
+	
+}

src/main/java/com/simibubi/create/foundation/utility/WrappedServerWorld.java

@@ -0,0 +1,131 @@
+package com.simibubi.create.foundation.utility;
+
+import java.util.Collections;
+import java.util.List;
+
+import net.minecraft.block.Block;
+import net.minecraft.block.BlockState;
+import net.minecraft.entity.Entity;
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.entity.player.ServerPlayerEntity;
+import net.minecraft.fluid.Fluid;
+import net.minecraft.item.crafting.RecipeManager;
+import net.minecraft.scoreboard.ServerScoreboard;
+import net.minecraft.tags.NetworkTagManager;
+import net.minecraft.util.SoundCategory;
+import net.minecraft.util.SoundEvent;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.World;
+import net.minecraft.world.biome.Biome;
+import net.minecraft.world.server.ServerTickList;
+import net.minecraft.world.server.ServerWorld;
+import net.minecraft.world.storage.MapData;
+
+public class WrappedServerWorld extends ServerWorld {
+
+	protected ServerWorld world;
+
+	public WrappedServerWorld(ServerWorld world) {
+		super(world.getServer(), world.getServer().getBackgroundExecutor(), world.getSaveHandler(), world.getWorldInfo(), world.getDimension().getType(), world.getProfiler(), null);
+		this.world = world;
+	}
+
+	@Override
+	public World getWorld() {
+		return world;
+	}
+
+	@Override
+	public int getLight(BlockPos pos) {
+		return 15;
+	}
+
+	@Override
+	public void notifyBlockUpdate(BlockPos pos, BlockState oldState, BlockState newState, int flags) {
+		world.notifyBlockUpdate(pos, oldState, newState, flags);
+	}
+
+	@Override
+	public ServerTickList<Block> getPendingBlockTicks() {
+		return world.getPendingBlockTicks();
+	}
+
+	@Override
+	public ServerTickList<Fluid> getPendingFluidTicks() {
+		return world.getPendingFluidTicks();
+	}
+
+	@Override
+	public void playEvent(PlayerEntity player, int type, BlockPos pos, int data) {
+	}
+
+	@Override
+	public List<ServerPlayerEntity> getPlayers() {
+		return Collections.emptyList();
+	}
+
+	@Override
+	public void playSound(PlayerEntity player, double x, double y, double z, SoundEvent soundIn, SoundCategory category,
+			float volume, float pitch) {
+	}
+
+	@Override
+	public void playMovingSound(PlayerEntity p_217384_1_, Entity p_217384_2_, SoundEvent p_217384_3_,
+			SoundCategory p_217384_4_, float p_217384_5_, float p_217384_6_) {
+	}
+
+	@Override
+	public Entity getEntityByID(int id) {
+		return null;
+	}
+
+	@Override
+	public MapData getMapData(String mapName) {
+		return null;
+	}
+
+	@Override
+	public boolean addEntity(Entity entityIn) {
+		entityIn.setWorld(world);
+		return world.addEntity(entityIn);
+	}
+
+	@Override
+	public void registerMapData(MapData mapDataIn) {
+	}
+
+	@Override
+	public int getNextMapId() {
+		return 0;
+	}
+
+	@Override
+	public void sendBlockBreakProgress(int breakerId, BlockPos pos, int progress) {
+	}
+
+	@Override
+	public ServerScoreboard getScoreboard() {
+		return world.getScoreboard();
+	}
+
+	@Override
+	public RecipeManager getRecipeManager() {
+		return world.getRecipeManager();
+	}
+
+	@Override
+	public NetworkTagManager getTags() {
+		return world.getTags();
+	}
+
+	@Override
+	public int getMaxHeight() {
+		return 256;
+	}
+
+	@Override
+	public Biome getGeneratorStoredBiome(int p_225604_1_, int p_225604_2_, int p_225604_3_) {
+		return world.getGeneratorStoredBiome(p_225604_1_, p_225604_2_, p_225604_3_);
+	}
+
+}

src/main/java/com/simibubi/create/foundation/utility/WrappedWorld.java

@@ -19,7 +19,6 @@ import net.minecraft.world.World;
 import net.minecraft.world.biome.Biome;
 import net.minecraft.world.storage.MapData;
 
-//TODO 1.15 this needs to extend ServerWorld
 public class WrappedWorld extends World {
 
 	protected World world;

src/main/java/com/simibubi/create/modules/gardens/TreeFertilizerItem.java

@@ -1,8 +1,6 @@
 package com.simibubi.create.modules.gardens;
 
-import java.util.Random;
-
-import com.simibubi.create.foundation.utility.PlacementSimulationWorld;
+import com.simibubi.create.foundation.utility.PlacementSimulationServerWorld;
 
 import net.minecraft.block.Block;
 import net.minecraft.block.BlockState;
@@ -13,7 +11,7 @@ import net.minecraft.item.Item;
 import net.minecraft.item.ItemUseContext;
 import net.minecraft.util.ActionResultType;
 import net.minecraft.util.math.BlockPos;
-import net.minecraft.world.World;
+import net.minecraft.world.server.ServerWorld;
 
 public class TreeFertilizerItem extends Item {
 
@@ -32,7 +30,7 @@ public class TreeFertilizerItem extends Item {
 				return ActionResultType.SUCCESS;
 			}
 
-			TreesDreamWorld world = new TreesDreamWorld(context.getWorld());
+			TreesDreamWorld world = new TreesDreamWorld((ServerWorld) context.getWorld());
 			BlockPos saplingPos = context.getPos();
 
 			for (BlockPos pos : BlockPos.getAllInBoxMutable(-1, 0, -1, 1, 0, 1)) {
@@ -40,7 +38,7 @@ public class TreeFertilizerItem extends Item {
 					world.setBlockState(pos.up(10), state.with(SaplingBlock.STAGE, 1));
 			}
 
-			((SaplingBlock) block).grow(world, BlockPos.ZERO.up(10), state.with(SaplingBlock.STAGE, 1), new Random());
+			((SaplingBlock) block).grow(world, world.getRandom(), BlockPos.ZERO.up(10), state.with(SaplingBlock.STAGE, 1));
 
 			for (BlockPos pos : world.blocksAdded.keySet()) {
 				BlockPos actualPos = pos.add(saplingPos).down(10);
@@ -68,9 +66,9 @@ public class TreeFertilizerItem extends Item {
 		return super.onItemUse(context);
 	}
 
-	private class TreesDreamWorld extends PlacementSimulationWorld {
+	private class TreesDreamWorld extends PlacementSimulationServerWorld {
 
-		protected TreesDreamWorld(World wrapped) {
+		protected TreesDreamWorld(ServerWorld wrapped) {
 			super(wrapped);
 		}