cn.nukkit.block.fake.SingleFakeBlock Maven / Gradle / Ivy

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There is a newer version: 1.20.40-r1
package cn.nukkit.block.fake;

import cn.nukkit.Player;
import cn.nukkit.api.PowerNukkitXOnly;
import cn.nukkit.api.Since;
import cn.nukkit.blockstate.BlockStateRegistry;
import cn.nukkit.math.Vector3;
import cn.nukkit.nbt.NBTIO;
import cn.nukkit.nbt.tag.CompoundTag;
import cn.nukkit.network.protocol.BlockEntityDataPacket;
import cn.nukkit.network.protocol.UpdateBlockPacket;

import java.io.IOException;
import java.nio.ByteOrder;
import java.util.List;

@PowerNukkitXOnly
@Since("1.19.60-r1")
public class SingleFakeBlock implements FakeBlock {

    protected final int blockId;
    protected final String tileId;
    protected List lastPositions;

    public SingleFakeBlock(int blockId, String tileId) {
        this.blockId = blockId;
        this.tileId = tileId;
    }

    @Override
    public void create(Player player) {
        create(player, "default");
    }

    @Override
    public void create(Player player, String titleName) {
        List positions = this.getPositions(player);

        this.lastPositions = positions;

        positions.forEach(position -> {
            UpdateBlockPacket updateBlockPacket = new UpdateBlockPacket();

            updateBlockPacket.blockRuntimeId = BlockStateRegistry.getRuntimeId(this.blockId);
            updateBlockPacket.flags = UpdateBlockPacket.FLAG_NETWORK;
            updateBlockPacket.x = position.getFloorX();
            updateBlockPacket.y = position.getFloorY();
            updateBlockPacket.z = position.getFloorZ();
            player.dataPacket(updateBlockPacket);

            BlockEntityDataPacket blockEntityDataPacket = new BlockEntityDataPacket();
            blockEntityDataPacket.x = position.getFloorX();
            blockEntityDataPacket.y = position.getFloorY();
            blockEntityDataPacket.z = position.getFloorZ();
            try {
                blockEntityDataPacket.namedTag = NBTIO.write(this.getBlockEntityDataAt(position, titleName), ByteOrder.LITTLE_ENDIAN, true);
            } catch (IOException exception) {
                exception.printStackTrace();
            }

            player.dataPacket(blockEntityDataPacket);
        });
    }

    @Override
    public void remove(Player player) {
        this.lastPositions.forEach(position -> {
            UpdateBlockPacket packet = new UpdateBlockPacket();
            packet.blockRuntimeId = BlockStateRegistry.getRuntimeId(player.getLevel().getBlock(position).getCurrentState());
            packet.flags = UpdateBlockPacket.FLAG_NETWORK;
            packet.x = position.getFloorX();
            packet.y = position.getFloorY();
            packet.z = position.getFloorZ();
            player.dataPacket(packet);
        });
    }

    protected CompoundTag getBlockEntityDataAt(Vector3 position, String title) {
        return new CompoundTag()
                .putString("id", tileId)
                .putString("CustomName", title);
    }
}