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ItemController.java
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ItemController.java
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package net.citizensnpcs.nms.v1_18_R2.entity.nonliving;
import org.bukkit.Bukkit;
import org.bukkit.Location;
import org.bukkit.craftbukkit.v1_18_R2.CraftServer;
import org.bukkit.craftbukkit.v1_18_R2.CraftWorld;
import org.bukkit.craftbukkit.v1_18_R2.entity.CraftEntity;
import org.bukkit.craftbukkit.v1_18_R2.entity.CraftItem;
import org.bukkit.craftbukkit.v1_18_R2.inventory.CraftItemStack;
import org.bukkit.entity.Item;
import org.bukkit.util.Vector;
import net.citizensnpcs.api.npc.NPC;
import net.citizensnpcs.nms.v1_18_R2.util.NMSBoundingBox;
import net.citizensnpcs.nms.v1_18_R2.util.NMSImpl;
import net.citizensnpcs.npc.AbstractEntityController;
import net.citizensnpcs.npc.CitizensNPC;
import net.citizensnpcs.npc.ai.NPCHolder;
import net.citizensnpcs.util.Util;
import net.minecraft.core.BlockPos;
import net.minecraft.nbt.CompoundTag;
import net.minecraft.server.level.ServerLevel;
import net.minecraft.tags.TagKey;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.entity.EntityType;
import net.minecraft.world.entity.item.ItemEntity;
import net.minecraft.world.entity.player.Player;
import net.minecraft.world.item.ItemStack;
import net.minecraft.world.level.Level;
import net.minecraft.world.level.material.Fluid;
import net.minecraft.world.phys.AABB;
public class ItemController extends AbstractEntityController {
public ItemController() {
super(EntityItemNPC.class);
}
@Override
protected org.bukkit.entity.Entity createEntity(Location at, NPC npc) {
final EntityItemNPC handle = new EntityItemNPC(((CraftWorld) at.getWorld()).getHandle(), npc, at.getX(),
at.getY(), at.getZ(), CraftItemStack.asNMSCopy(npc.getItemProvider().get()));
return handle.getBukkitEntity();
}
@Override
public Item getBukkitEntity() {
return (Item) super.getBukkitEntity();
}
public static class EntityItemNPC extends ItemEntity implements NPCHolder {
private final CitizensNPC npc;
public EntityItemNPC(EntityType<? extends ItemEntity> types, Level level) {
super(types, level);
this.npc = null;
}
public EntityItemNPC(Level world, NPC npc, double x, double y, double z, ItemStack stack) {
super(world, x, y, z, stack);
this.npc = (CitizensNPC) npc;
}
@Override
public CraftEntity getBukkitEntity() {
if (npc != null && !(super.getBukkitEntity() instanceof NPCHolder)) {
NMSImpl.setBukkitEntity(this, new ItemNPC(this));
}
return super.getBukkitEntity();
}
@Override
public NPC getNPC() {
return npc;
}
@Override
public boolean isPushable() {
return npc == null ? super.isPushable()
: npc.data().<Boolean> get(NPC.Metadata.COLLIDABLE, !npc.isProtected());
}
@Override
protected AABB makeBoundingBox() {
return NMSBoundingBox.makeBB(npc, super.makeBoundingBox());
}
@Override
public void playerTouch(Player entityhuman) {
if (npc == null) {
super.playerTouch(entityhuman);
}
}
@Override
public void push(double x, double y, double z) {
Vector vector = Util.callPushEvent(npc, x, y, z);
if (vector != null) {
super.push(vector.getX(), vector.getY(), vector.getZ());
}
}
@Override
public void push(Entity entity) {
// this method is called by both the entities involved - cancelling
// it will not stop the NPC from moving.
super.push(entity);
if (npc != null) {
Util.callCollisionEvent(npc, entity.getBukkitEntity());
}
}
@Override
public boolean save(CompoundTag save) {
return npc == null ? super.save(save) : false;
}
@Override
public Entity teleportTo(ServerLevel worldserver, BlockPos location) {
if (npc == null)
return super.teleportTo(worldserver, location);
return NMSImpl.teleportAcrossWorld(this, worldserver, location);
}
@Override
public void tick() {
if (npc != null) {
npc.update();
} else {
super.tick();
}
}
@Override
public boolean updateFluidHeightAndDoFluidPushing(TagKey<Fluid> tagkey, double d0) {
return NMSImpl.fluidPush(npc, this, () -> super.updateFluidHeightAndDoFluidPushing(tagkey, d0));
}
}
public static class ItemNPC extends CraftItem implements NPCHolder {
private final CitizensNPC npc;
public ItemNPC(EntityItemNPC entity) {
super((CraftServer) Bukkit.getServer(), entity);
this.npc = entity.npc;
}
@Override
public NPC getNPC() {
return npc;
}
}
}