108 lines
3.9 KiB
Java
108 lines
3.9 KiB
Java
package net.citizensnpcs.nms.v1_16_R3.util;
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import java.lang.invoke.MethodHandle;
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import org.bukkit.Bukkit;
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import org.bukkit.entity.Player;
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import net.citizensnpcs.Settings.Setting;
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import net.citizensnpcs.api.CitizensAPI;
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import net.citizensnpcs.api.npc.NPC;
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import net.citizensnpcs.nms.v1_16_R3.entity.EntityHumanNPC;
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import net.citizensnpcs.npc.ai.NPCHolder;
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import net.citizensnpcs.util.NMS;
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import net.minecraft.server.v1_16_R3.Entity;
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import net.minecraft.server.v1_16_R3.EntityPlayer;
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import net.minecraft.server.v1_16_R3.EntityTrackerEntry;
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import net.minecraft.server.v1_16_R3.PacketPlayOutAnimation;
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import net.minecraft.server.v1_16_R3.PlayerChunkMap;
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import net.minecraft.server.v1_16_R3.PlayerChunkMap.EntityTracker;
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public class PlayerlistTracker extends PlayerChunkMap.EntityTracker {
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private EntityPlayer lastUpdatedPlayer;
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private final Entity tracker;
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public PlayerlistTracker(PlayerChunkMap map, Entity entity, int i, int j, boolean flag) {
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map.super(entity, i, j, flag);
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this.tracker = entity;
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}
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public PlayerlistTracker(PlayerChunkMap map, EntityTracker entry) {
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this(map, getTracker(entry), getTrackingDistance(entry), getD(entry), getE(entry));
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}
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public void updateLastPlayer() {
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if (tracker.dead)
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return;
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final EntityPlayer entityplayer = lastUpdatedPlayer;
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if (entityplayer == null)
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return;
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NMS.sendTabListAdd(entityplayer.getBukkitEntity(), (Player) tracker.getBukkitEntity());
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if (!Setting.DISABLE_TABLIST.asBoolean())
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return;
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Bukkit.getScheduler().scheduleSyncDelayedTask(CitizensAPI.getPlugin(), new Runnable() {
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@Override
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public void run() {
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NMSImpl.sendPacket(entityplayer.getBukkitEntity(), new PacketPlayOutAnimation(tracker, 0));
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NMS.sendTabListRemove(entityplayer.getBukkitEntity(), (Player) tracker.getBukkitEntity());
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}
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}, Setting.TABLIST_REMOVE_PACKET_DELAY.asInt());
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}
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@Override
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public void updatePlayer(final EntityPlayer entityplayer) {
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if (entityplayer instanceof EntityHumanNPC) // prevent updates to NPC "viewers"
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return;
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this.lastUpdatedPlayer = entityplayer;
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super.updatePlayer(entityplayer);
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}
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private static int getD(EntityTracker entry) {
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try {
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return (int) D.invoke(TRACKER_ENTRY.invoke(entry));
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} catch (Throwable e) {
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e.printStackTrace();
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}
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return 0;
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}
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private static boolean getE(EntityTracker entry) {
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try {
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return (boolean) E.invoke(TRACKER_ENTRY.invoke(entry));
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} catch (Throwable e) {
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e.printStackTrace();
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}
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return false;
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}
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private static Entity getTracker(EntityTracker entry) {
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try {
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return (Entity) TRACKER.invoke(entry);
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} catch (Throwable e) {
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e.printStackTrace();
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}
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return null;
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}
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private static int getTrackingDistance(EntityTracker entry) {
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try {
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Entity entity = getTracker(entry);
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if (entity instanceof NPCHolder) {
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return ((NPCHolder) entity).getNPC().data().get(NPC.Metadata.TRACKING_RANGE,
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(Integer) TRACKING_RANGE.invoke(entry));
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}
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return (Integer) TRACKING_RANGE.invoke(entry);
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} catch (Throwable e) {
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e.printStackTrace();
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}
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return 0;
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}
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private static final MethodHandle D = NMS.getGetter(EntityTrackerEntry.class, "d");
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private static final MethodHandle E = NMS.getGetter(EntityTrackerEntry.class, "e");
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private static final MethodHandle TRACKER = NMS.getGetter(EntityTracker.class, "tracker");
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private static final MethodHandle TRACKER_ENTRY = NMS.getGetter(EntityTracker.class, "trackerEntry");
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private static final MethodHandle TRACKING_RANGE = NMS.getGetter(EntityTracker.class, "trackingDistance");
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}
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