166 lines
4.7 KiB
Java
166 lines
4.7 KiB
Java
/*
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* Copyright (c) 2018 Jitse Boonstra
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*/
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package net.jitse.npclib.api;
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import com.mojang.authlib.GameProfile;
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import com.mojang.authlib.properties.Property;
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import net.jitse.npclib.NPCManager;
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import net.jitse.npclib.events.NPCDestroyEvent;
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import net.jitse.npclib.events.NPCSpawnEvent;
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import net.jitse.npclib.events.trigger.TriggerType;
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import net.jitse.npclib.skin.Skin;
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import org.bukkit.Bukkit;
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import org.bukkit.Location;
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import org.bukkit.entity.Player;
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import org.bukkit.plugin.java.JavaPlugin;
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import java.util.*;
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/**
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* @author Jitse Boonstra
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*/
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public abstract class NPC {
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protected final UUID uuid = UUID.randomUUID();
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protected final String name = uuid.toString().replace("-", "").substring(0, 10);
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protected final int entityId = (int) Math.ceil(Math.random() * 100000) + 100000;
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private final Set<UUID> shown = new HashSet<>();
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private final Set<UUID> autoHidden = new HashSet<>();
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protected final double autoHideDistance;
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protected final Skin skin;
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protected final List<String> lines;
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protected JavaPlugin plugin;
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protected GameProfile gameProfile;
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protected Location location;
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public NPC(JavaPlugin plugin, Skin skin, double autoHideDistance, List<String> lines) {
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this.plugin = plugin;
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this.skin = skin;
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this.autoHideDistance = autoHideDistance;
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this.lines = (lines == null ? Collections.emptyList() : lines);
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NPCManager.add(this);
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}
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protected GameProfile generateGameProfile(UUID uuid, String name) {
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GameProfile gameProfile = new GameProfile(uuid, name);
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if (skin != null) {
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gameProfile.getProperties().put("textures", new Property("textures", skin.getValue(), skin.getSignature()));
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}
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return gameProfile;
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}
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public void destroy() {
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NPCManager.remove(this);
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// Destroy NPC for every player that is still seeing it.
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for (UUID uuid : shown) {
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if (autoHidden.contains(uuid)) {
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continue;
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}
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hide(Bukkit.getPlayer(uuid), true);
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}
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}
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public Set<UUID> getShown() {
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return shown;
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}
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public Set<UUID> getAutoHidden() {
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return autoHidden;
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}
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public Location getLocation() {
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return location;
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}
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public double getAutoHideDistance() {
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return autoHideDistance;
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}
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public int getEntityId() {
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return entityId;
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}
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public boolean isActuallyShown(Player player) {
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return shown.contains(player.getUniqueId()) && !autoHidden.contains(player.getUniqueId());
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}
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// Generate packets.
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public abstract void create(Location location);
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public void show(Player player) {
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show(player, false);
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}
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public void show(Player player, boolean auto) {
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NPCSpawnEvent event = new NPCSpawnEvent(this, player, auto ? TriggerType.AUTOMATIC : TriggerType.MANUAL);
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plugin.getServer().getPluginManager().callEvent(event);
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if (event.isCancelled()) {
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return;
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}
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if (auto) {
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sendShowPackets(player);
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} else {
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if (shown.contains(player.getUniqueId())) {
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throw new RuntimeException("Cannot call show method twice.");
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}
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shown.add(player.getUniqueId());
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if (player.getLocation().distance(location) <= autoHideDistance) {
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sendShowPackets(player);
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} else {
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if (!autoHidden.contains(player.getUniqueId())) {
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autoHidden.add(player.getUniqueId());
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}
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}
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}
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}
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// Internal method.
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protected abstract void sendShowPackets(Player player);
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public void hide(Player player) {
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hide(player, false);
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}
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public void hide(Player player, boolean auto) {
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NPCDestroyEvent event = new NPCDestroyEvent(this, player, auto ? TriggerType.AUTOMATIC : TriggerType.MANUAL);
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plugin.getServer().getPluginManager().callEvent(event);
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if (event.isCancelled()) {
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return;
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}
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if (auto) {
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sendHidePackets(player);
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} else {
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if (!shown.contains(player.getUniqueId())) {
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throw new RuntimeException("Cannot call hide method without calling NPC#show.");
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}
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shown.remove(player.getUniqueId());
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if (player.getLocation().distance(location) <= autoHideDistance) {
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sendHidePackets(player);
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} else {
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if (autoHidden.contains(player.getUniqueId())) {
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autoHidden.remove(player.getUniqueId());
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}
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}
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}
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}
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// Internal method.
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protected abstract void sendHidePackets(Player player);
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}
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