cn.nukkit.block.BlockChest Maven / Gradle / Ivy
package cn.nukkit.block;
import cn.nukkit.Player;
import cn.nukkit.api.PowerNukkitDifference;
import cn.nukkit.api.PowerNukkitOnly;
import cn.nukkit.api.PowerNukkitXOnly;
import cn.nukkit.api.Since;
import cn.nukkit.blockentity.BlockEntity;
import cn.nukkit.blockentity.BlockEntityChest;
import cn.nukkit.blockproperty.BlockProperties;
import cn.nukkit.blockproperty.CommonBlockProperties;
import cn.nukkit.inventory.ContainerInventory;
import cn.nukkit.item.Item;
import cn.nukkit.item.ItemBlock;
import cn.nukkit.item.ItemTool;
import cn.nukkit.level.Position;
import cn.nukkit.math.BlockFace;
import cn.nukkit.nbt.tag.CompoundTag;
import cn.nukkit.nbt.tag.ListTag;
import cn.nukkit.nbt.tag.StringTag;
import cn.nukkit.nbt.tag.Tag;
import cn.nukkit.utils.Faceable;
import org.jetbrains.annotations.NotNull;
import javax.annotation.Nullable;
import java.util.Map;
/**
* @author Angelic47 (Nukkit Project)
*/
@PowerNukkitDifference(since = "1.4.0.0-PN", info = "Implements BlockEntityHolder only in PowerNukkit")
public class BlockChest extends BlockTransparentMeta implements Faceable, BlockEntityHolder {
@PowerNukkitOnly
@Since("1.5.0.0-PN")
public static final BlockProperties PROPERTIES = CommonBlockProperties.FACING_DIRECTION_BLOCK_PROPERTIES;
public BlockChest() {
this(0);
}
public BlockChest(int meta) {
super(meta);
}
@Since("1.4.0.0-PN")
@PowerNukkitOnly
@NotNull
@Override
public Class getBlockEntityClass() {
return BlockEntityChest.class;
}
@PowerNukkitOnly
@Since("1.4.0.0-PN")
@NotNull
@Override
public String getBlockEntityType() {
return BlockEntity.CHEST;
}
@Override
public boolean canBeActivated() {
return true;
}
@Override
public int getId() {
return CHEST;
}
@Since("1.4.0.0-PN")
@PowerNukkitOnly
@NotNull
@Override
public BlockProperties getProperties() {
return PROPERTIES;
}
@Override
public String getName() {
return "Chest";
}
@Override
public double getHardness() {
return 2.5;
}
@PowerNukkitOnly
@Override
public int getWaterloggingLevel() {
return 1;
}
@Override
public double getResistance() {
return 12.5;
}
@Override
public int getToolType() {
return ItemTool.TYPE_AXE;
}
@Override
public double getMinX() {
return this.x + 0.0625;
}
@Override
public double getMinY() {
return this.y;
}
@Override
public double getMinZ() {
return this.z + 0.0625;
}
@Override
public double getMaxX() {
return this.x + 0.9375;
}
@Override
public double getMaxY() {
return this.y + 0.9475;
}
@Override
public double getMaxZ() {
return this.z + 0.9375;
}
@Override
public boolean place(@NotNull Item item, @NotNull Block block, @NotNull Block target, @NotNull BlockFace face, double fx, double fy, double fz, @Nullable Player player) {
int[] faces = {2, 5, 3, 4};
this.setDamage(faces[player != null ? player.getDirection().getHorizontalIndex() : 0]);
CompoundTag nbt = new CompoundTag().putList(new ListTag<>("Items"));
if (item.hasCustomName()) {
nbt.putString("CustomName", item.getCustomName());
}
if (item.hasCustomBlockData()) {
Map customData = item.getCustomBlockData().getTags();
for (Map.Entry tag : customData.entrySet()) {
nbt.put(tag.getKey(), tag.getValue());
}
}
BlockEntityChest blockEntity = BlockEntityHolder.setBlockAndCreateEntity(this, true, true, nbt);
if (blockEntity == null) {
return false;
}
tryPair();
return true;
}
/**
* 尝试与旁边箱子连接
* @return 是否连接成功
*/
@PowerNukkitXOnly
@Since("1.19.60-r1")
protected boolean tryPair() {
BlockEntityChest blockEntity = getBlockEntity();
if (blockEntity == null)
return false;
BlockEntityChest chest = findPair();
if (chest == null)
return false;
chest.pairWith(blockEntity);
blockEntity.pairWith(chest);
return true;
}
/**
* 寻找附近的可配对箱子
* @return 找到的可配对箱子。若没找到，则为null
*/
@Nullable
@PowerNukkitXOnly
@Since("1.19.60-r1")
protected BlockEntityChest findPair() {
for (int side = 2; side <= 5; ++side) {
if ((this.getDamage() == 4 || this.getDamage() == 5) && (side == 4 || side == 5)) {
continue;
} else if ((this.getDamage() == 3 || this.getDamage() == 2) && (side == 2 || side == 3)) {
continue;
}
Block c = this.getSide(BlockFace.fromIndex(side));
if (c instanceof BlockChest && c.getDamage() == this.getDamage()) {
BlockEntity blockEntity = this.getLevel().getBlockEntity(c);
if (blockEntity instanceof BlockEntityChest blockEntityChest && !((BlockEntityChest) blockEntity).isPaired()) {
return blockEntityChest;
}
}
}
return null;
}
@Since("1.19.60-r1")
@Override
public boolean cloneTo(Position pos) {
if (!super.cloneTo(pos)) return false;
else {
var blockEntity = this.getBlockEntity();
if (blockEntity != null && blockEntity.isPaired())
((BlockChest) pos.getLevelBlock()).tryPair();
return true;
}
}
@Override
public boolean onBreak(Item item) {
BlockEntityChest chest = getBlockEntity();
if (chest != null) {
chest.unpair();
}
this.getLevel().setBlock(this, Block.get(BlockID.AIR), true, true);
return true;
}
@Override
public boolean onActivate(@NotNull Item item, Player player) {
if (player == null) {
return false;
}
Block top = up();
if (!top.isTransparent()) {
return false;
}
BlockEntityChest chest = getOrCreateBlockEntity();
if (chest.namedTag.contains("Lock") && chest.namedTag.get("Lock") instanceof StringTag
&& !chest.namedTag.getString("Lock").equals(item.getCustomName())) {
return false;
}
player.addWindow(chest.getInventory());
return true;
}
@Override
public boolean hasComparatorInputOverride() {
return true;
}
@Override
public int getComparatorInputOverride() {
BlockEntityChest blockEntity = getBlockEntity();
if (blockEntity != null) {
return ContainerInventory.calculateRedstone(blockEntity.getInventory());
}
return super.getComparatorInputOverride();
}
@Override
public Item toItem() {
return new ItemBlock(this, 0);
}
@Override
public BlockFace getBlockFace() {
return BlockFace.fromHorizontalIndex(this.getDamage() & 0x7);
}
@Override
public boolean canBePushed() {
return canMove();
}
@PowerNukkitOnly
@Override
public boolean canBePulled() {
return canMove();
}
/**
* TODO: 大箱子在PNX不能推动
*/
protected boolean canMove() {
var blockEntity = this.getBlockEntity();
return blockEntity == null || !blockEntity.isPaired();
}
}