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Implement fake hopper inventory #7

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Implement fake hopper inventory #7

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1f68f75
Implement hopper inventory
lukeeey Oct 13, 2020
14ac237
Clean up the POM
lukeeey Oct 13, 2020
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36 changes: 1 addition & 35 deletions pom.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,7 @@
<groupId>com.nukkitx</groupId>
<artifactId>fakeinventories</artifactId>
<name>Fake Inventories</name>
<version>1.0.3-SNAPSHOT</version>
<version>1.0.4-SNAPSHOT</version>

<licenses>
<license>
Expand All @@ -17,40 +17,6 @@
</license>
</licenses>

<organization>
<name>NukkitX</name>
<url>https://github.com/FakeInventories</url>
</organization>

<issueManagement>
<system>GitHub</system>
<url>https://github.com/NukkitX/FakeInventories/issues</url>
</issueManagement>

<ciManagement>
<system>Jenkins</system>
<url>https://ci.nukkitx.com/job/NukkitX/job/FakeInventories</url>
</ciManagement>

<scm>
<connection>scm:git:https://github.com/NukkitX/FakeInventories.git</connection>
<developerConnection>scm:git:[email protected]:NukkitX/FakeInventories.git</developerConnection>
<url>https://github.com/NukkitX/FakeInventories</url>
</scm>

<distributionManagement>
<repository>
<id>releases</id>
<name>nukkitx-releases</name>
<url>https://repo.nukkitx.com/release</url>
</repository>
<snapshotRepository>
<id>snapshots</id>
<name>nukkitx-snapshots</name>
<url>https://repo.nukkitx.com/snapshot</url>
</snapshotRepository>
</distributionManagement>

<properties>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
Expand Down
81 changes: 81 additions & 0 deletions src/main/java/com/nukkitx/fakeinventories/inventory/HopperFakeInventory.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,81 @@
package com.nukkitx.fakeinventories.inventory;

import cn.nukkit.Player;
import cn.nukkit.block.BlockID;
import cn.nukkit.blockentity.BlockEntity;
import cn.nukkit.inventory.InventoryHolder;
import cn.nukkit.inventory.InventoryType;
import cn.nukkit.level.GlobalBlockPalette;
import cn.nukkit.math.BlockVector3;
import cn.nukkit.nbt.NBTIO;
import cn.nukkit.nbt.tag.CompoundTag;
import cn.nukkit.network.protocol.BlockEntityDataPacket;
import cn.nukkit.network.protocol.UpdateBlockPacket;
import lombok.Getter;
import lombok.Setter;

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

public class HopperFakeInventory extends FakeInventory {
@Getter
@Setter
private String name;

public HopperFakeInventory() {
this(null);
}

public HopperFakeInventory(InventoryHolder holder) {
this(holder, null);
}

public HopperFakeInventory(InventoryHolder holder, String title) {
super(InventoryType.HOPPER, holder, title);
}

@Override
protected List<BlockVector3> onOpenBlock(Player who) {
BlockVector3 blockPosition = new BlockVector3((int) who.x, ((int) who.y) + 2, (int) who.z);

placeHopper(who, blockPosition);

return Collections.singletonList(blockPosition);
}

protected void placeHopper(Player who, BlockVector3 pos) {
UpdateBlockPacket updateBlock = new UpdateBlockPacket();
updateBlock.blockRuntimeId = GlobalBlockPalette.getOrCreateRuntimeId(BlockID.HOPPER_BLOCK, 0);
updateBlock.flags = UpdateBlockPacket.FLAG_ALL_PRIORITY;
updateBlock.x = pos.x;
updateBlock.y = pos.y;
updateBlock.z = pos.z;

who.dataPacket(updateBlock);

BlockEntityDataPacket blockEntityData = new BlockEntityDataPacket();
blockEntityData.x = pos.x;
blockEntityData.y = pos.y;
blockEntityData.z = pos.z;
blockEntityData.namedTag = getNbt(pos, getName());

who.dataPacket(blockEntityData);
}

private static byte[] getNbt(BlockVector3 pos, String name) {
CompoundTag tag = new CompoundTag()
.putString("id", BlockEntity.HOPPER)
.putInt("x", pos.x)
.putInt("y", pos.y)
.putInt("z", pos.z)
.putString("CustomName", name == null ? "Hopper" : name);

try {
return NBTIO.write(tag, ByteOrder.LITTLE_ENDIAN, true);
} catch (IOException e) {
throw new RuntimeException("Unable to create NBT for hopper");
}
}
}