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ItemFrameController.java
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ItemFrameController.java
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package net.citizensnpcs.nms.v1_16_R1.entity.nonliving;
import net.citizensnpcs.nms.v1_16_R1.entity.MobEntityController;
import net.citizensnpcs.nms.v1_16_R1.util.NMSImpl;
import org.bukkit.Bukkit;
import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.craftbukkit.v1_16_R1.CraftServer;
import org.bukkit.craftbukkit.v1_16_R1.entity.CraftEntity;
import org.bukkit.craftbukkit.v1_16_R1.entity.CraftItemFrame;
import org.bukkit.entity.Entity;
import org.bukkit.entity.ItemFrame;
import org.bukkit.util.Vector;
import net.citizensnpcs.api.event.DespawnReason;
import net.citizensnpcs.api.event.NPCPushEvent;
import net.citizensnpcs.api.event.SpawnReason;
import net.citizensnpcs.api.npc.NPC;
import net.citizensnpcs.npc.CitizensNPC;
import net.citizensnpcs.npc.ai.NPCHolder;
import net.citizensnpcs.util.Util;
import net.minecraft.server.v1_16_R1.BlockPosition;
import net.minecraft.server.v1_16_R1.EntityItemFrame;
import net.minecraft.server.v1_16_R1.EntityTypes;
import net.minecraft.server.v1_16_R1.EnumDirection;
import net.minecraft.server.v1_16_R1.NBTTagCompound;
import net.minecraft.server.v1_16_R1.World;
public class ItemFrameController extends MobEntityController {
public ItemFrameController() {
super(EntityItemFrameNPC.class);
}
@Override
protected Entity createEntity(Location at, NPC npc) {
Entity e = super.createEntity(at, npc);
EntityItemFrame item = (EntityItemFrame) ((CraftEntity) e).getHandle();
item.setDirection(EnumDirection.EAST);
item.blockPosition = new BlockPosition(at.getX(), at.getY(), at.getZ());
return e;
}
@Override
public ItemFrame getBukkitEntity() {
return (ItemFrame) super.getBukkitEntity();
}
public static class EntityItemFrameNPC extends EntityItemFrame implements NPCHolder {
private final CitizensNPC npc;
public EntityItemFrameNPC(EntityTypes<? extends EntityItemFrame> types, World world) {
this(types, world, null);
}
public EntityItemFrameNPC(EntityTypes<? extends EntityItemFrame> types, World world, NPC npc) {
super(types, world);
this.npc = (CitizensNPC) npc;
}
@Override
public void collide(net.minecraft.server.v1_16_R1.Entity entity) {
// this method is called by both the entities involved - cancelling
// it will not stop the NPC from moving.
super.collide(entity);
if (npc != null) {
Util.callCollisionEvent(npc, entity.getBukkitEntity());
}
}
@Override
public boolean d(NBTTagCompound save) {
return npc == null ? super.d(save) : false;
}
@Override
public void h(double x, double y, double z) {
if (npc == null) {
super.h(x, y, z);
return;
}
if (NPCPushEvent.getHandlerList().getRegisteredListeners().length == 0) {
if (!npc.data().get(NPC.DEFAULT_PROTECTED_METADATA, true))
super.h(x, y, z);
return;
}
Vector vector = new Vector(x, y, z);
NPCPushEvent event = Util.callPushEvent(npc, vector);
if (!event.isCancelled()) {
vector = event.getCollisionVector();
super.h(vector.getX(), vector.getY(), vector.getZ());
}
// when another entity collides, this method is called to push the
// NPC so we prevent it from doing anything if the event is
// cancelled.
}
@Override
public CraftEntity getBukkitEntity() {
if (npc != null && !(super.getBukkitEntity() instanceof NPCHolder)) {
NMSImpl.setBukkitEntity(this, new ItemFrameNPC(this));
}
return super.getBukkitEntity();
}
@Override
public NPC getNPC() {
return npc;
}
@Override
public boolean survives() {
return npc == null || !npc.isProtected() ? super.survives() : true;
}
@Override
public void tick() {
if (npc != null) {
npc.update();
} else {
super.tick();
}
}
}
public static class ItemFrameNPC extends CraftItemFrame implements NPCHolder {
private final CitizensNPC npc;
public ItemFrameNPC(EntityItemFrameNPC entity) {
super((CraftServer) Bukkit.getServer(), entity);
this.npc = entity.npc;
Material id = Material.STONE;
int data = npc.data().get(NPC.ITEM_DATA_METADATA, npc.data().get("falling-block-data", 0));
if (npc.data().has(NPC.ITEM_ID_METADATA)) {
id = Material.getMaterial(npc.data().<String> get(NPC.ITEM_ID_METADATA));
}
getItem().setType(id);
getItem().setDurability((short) data);
}
@Override
public NPC getNPC() {
return npc;
}
public void setType(Material material, int data) {
npc.data().setPersistent(NPC.ITEM_ID_METADATA, material.name());
npc.data().setPersistent(NPC.ITEM_DATA_METADATA, data);
if (npc.isSpawned()) {
npc.despawn(DespawnReason.PENDING_RESPAWN);
npc.spawn(npc.getStoredLocation(), SpawnReason.RESPAWN);
}
}
}
}