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SentinelTrait.java
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SentinelTrait.java
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package org.mcmonkey.sentinel;
import net.citizensnpcs.api.CitizensAPI;
import net.citizensnpcs.api.ai.TargetType;
import net.citizensnpcs.api.ai.TeleportStuckAction;
import net.citizensnpcs.api.ai.speech.SpeechContext;
import net.citizensnpcs.api.npc.NPC;
import net.citizensnpcs.api.persistence.Persist;
import net.citizensnpcs.api.trait.Trait;
import net.citizensnpcs.api.trait.trait.Inventory;
import net.citizensnpcs.api.trait.trait.Owner;
import net.citizensnpcs.api.trait.trait.Spawned;
import net.citizensnpcs.trait.waypoint.Waypoint;
import net.citizensnpcs.trait.waypoint.WaypointProvider;
import net.citizensnpcs.trait.waypoint.Waypoints;
import net.citizensnpcs.util.PlayerAnimation;
import org.bukkit.*;
import org.bukkit.configuration.file.FileConfiguration;
import org.bukkit.craftbukkit.v1_10_R1.CraftWorld;
import org.bukkit.enchantments.Enchantment;
import org.bukkit.entity.*;
import org.bukkit.event.EventHandler;
import org.bukkit.event.EventPriority;
import org.bukkit.event.entity.EntityDamageByEntityEvent;
import org.bukkit.event.entity.EntityDamageEvent;
import org.bukkit.event.entity.EntityDeathEvent;
import org.bukkit.event.entity.PlayerDeathEvent;
import org.bukkit.event.player.PlayerMoveEvent;
import org.bukkit.event.player.PlayerTeleportEvent;
import org.bukkit.inventory.ItemStack;
import org.bukkit.inventory.meta.PotionMeta;
import org.bukkit.potion.PotionData;
import org.bukkit.potion.PotionEffect;
import org.bukkit.potion.PotionType;
import org.bukkit.projectiles.ProjectileSource;
import org.bukkit.scheduler.BukkitRunnable;
import org.bukkit.util.Vector;
import java.util.*;
import java.util.regex.Pattern;
public class SentinelTrait extends Trait {
public static final double healthMin = 0.01;
public static final double healthMax = 2000;
public static final int attackRateMin = 10;
public static final int attackRateMax = 2000;
public static final int healRateMin = 0;
public static final int healRateMax = 2000;
public SentinelTrait() {
super("sentinel");
}
@Persist("stats_ticksSpawned")
public long stats_ticksSpawned = 0;
@Persist("stats_timesSpawned")
public long stats_timesSpawned = 0;
@Persist("stats_arrowsFired")
public long stats_arrowsFired = 0;
@Persist("stats_potionsThrow")
public long stats_potionsThrown = 0;
@Persist("stats_fireballsFired")
public long stats_fireballsFired = 0;
@Persist("stats_snowballsThrown")
public long stats_snowballsThrown = 0;
@Persist("stats_punches")
public long stats_punches = 0;
@Persist("stats_attackAttempts")
public long stats_attackAttempts = 0;
@Persist("stats_damageTaken")
public double stats_damageTaken = 0;
@Persist("stats_damageGiven")
public double stats_damageGiven = 0;
@Persist("targets")
public HashSet<SentinelTarget> targets = new HashSet<SentinelTarget>();
@Persist("ignores")
public HashSet<SentinelTarget> ignores = new HashSet<SentinelTarget>();
@Persist("playerNameTargets")
public List<String> playerNameTargets = new ArrayList<String>();
@Persist("playerNameIgnores")
public List<String> playerNameIgnores = new ArrayList<String>();
@Persist("npcNameTargets")
public List<String> npcNameTargets = new ArrayList<String>();
@Persist("npcNameIgnores")
public List<String> npcNameIgnores = new ArrayList<String>();
@Persist("entityNameTargets")
public List<String> entityNameTargets = new ArrayList<String>();
@Persist("entityNameIgnores")
public List<String> entityNameIgnores = new ArrayList<String>();
@Persist("heldItemTargets")
public List<String> heldItemTargets = new ArrayList<String>();
@Persist("heldItemIgnores")
public List<String> heldItemIgnores = new ArrayList<String>();
@Persist("groupTargets")
public List<String> groupTargets = new ArrayList<String>();
@Persist("groupIgnores")
public List<String> groupIgnores = new ArrayList<String>();
@Persist("eventTargets")
public List<String> eventTargets = new ArrayList<String>();
@Persist("range")
public double range = 20.0;
@Persist("damage")
public double damage = -1.0;
@Persist("armor")
public double armor = -1.0;
@Persist("health")
public double health = 20.0;
@Persist("ranged_chase")
public boolean rangedChase = false;
@Persist("close_chase")
public boolean closeChase = true;
@Persist("invincible")
public boolean invincible = false;
@Persist("fightback")
public boolean fightback = true;
@Persist("attackRate")
public int attackRate = 30;
@Persist("healRate")
public int healRate = 30;
@Persist("guardingUpper")
public long guardingUpper = 0;
@Persist("guardingLower")
public long guardingLower = 0;
@Persist("needsAmmo")
public boolean needsAmmo = false;
@Persist("safeShot")
public boolean safeShot = true;
@Persist("respawnTime")
public long respawnTime = 100;
@Persist("chaseRange")
public double chaseRange = 100;
@Persist("spawnPoint")
public Location spawnPoint = null;
@Persist("drops")
public List<ItemStack> drops = new ArrayList<ItemStack>();
@Persist("enemyDrops")
public boolean enemyDrops = false;
@Persist("enemyTargetTime")
public long enemyTargetTime = 0;
@Persist("speed")
public double speed = 1;
@Persist("warning_text")
public String warningText = "";
@Persist("greeting_text")
public String greetingText = "";
@Persist("greet_range")
public double greetRange = 10;
@Persist("autoswitch")
public boolean autoswitch = false;
@Persist("squad")
public String squad = null;
@Persist("accuracy")
public double accuracy = 0;
public LivingEntity chasing = null;
public UUID getGuarding() {
if (guardingLower == 0 && guardingUpper == 0) {
return null;
}
return new UUID(guardingUpper, guardingLower);
}
public void setGuarding(UUID uuid) {
if (uuid == null) {
guardingUpper = 0;
guardingLower = 0;
}
else {
guardingUpper = uuid.getMostSignificantBits();
guardingLower = uuid.getLeastSignificantBits();
}
}
@EventHandler(priority = EventPriority.HIGH)
public void whenAttacksAreHappening(EntityDamageByEntityEvent event) {
if (!npc.isSpawned()) {
return;
}
if (event.isCancelled()) {
return;
}
if (event.getEntity().getUniqueId().equals(getLivingEntity().getUniqueId())) {
if (!event.isApplicable(EntityDamageEvent.DamageModifier.ARMOR)) {
event.setDamage(EntityDamageEvent.DamageModifier.BASE, (1.0 - getArmor(getLivingEntity())) * event.getDamage(EntityDamageEvent.DamageModifier.BASE));
}
else {
event.setDamage(EntityDamageEvent.DamageModifier.ARMOR, -getArmor(getLivingEntity()) * event.getDamage(EntityDamageEvent.DamageModifier.BASE));
}
return;
}
if (event.getDamager().getUniqueId().equals(getLivingEntity().getUniqueId())) {
event.setDamage(EntityDamageEvent.DamageModifier.BASE, getDamage());
}
if (event.getDamager() instanceof Projectile) {
ProjectileSource source = ((Projectile) event.getDamager()).getShooter();
if (source instanceof LivingEntity && ((LivingEntity) source).getUniqueId().equals(getLivingEntity().getUniqueId())) {
event.setDamage(EntityDamageEvent.DamageModifier.BASE, getDamage());
}
}
}
@EventHandler(priority = EventPriority.MONITOR)
public void whenAttacksHappened(EntityDamageByEntityEvent event) {
if (!npc.isSpawned()) {
return;
}
if (event.isCancelled()) {
return;
}
boolean isMe = event.getEntity().getUniqueId().equals(getLivingEntity().getUniqueId());
boolean isFriend = getGuarding() != null && event.getEntity().getUniqueId().equals(getGuarding());
if (isMe || isFriend) {
if (isMe) {
stats_damageTaken += event.getFinalDamage();
}
if (fightback && (event.getDamager() instanceof LivingEntity) && !isIgnored((LivingEntity) event.getDamager())) {
addTarget(event.getDamager().getUniqueId());
}
else if (event.getDamager() instanceof Projectile) {
ProjectileSource source = ((Projectile) event.getDamager()).getShooter();
if (fightback && (source instanceof LivingEntity) && !isIgnored((LivingEntity) source)) {
addTarget(((LivingEntity) source).getUniqueId());
}
}
return;
}
if (event.getDamager().getUniqueId().equals(getLivingEntity().getUniqueId())) {
if (safeShot && !shouldTarget((LivingEntity) event.getEntity())) {
event.setCancelled(true);
return;
}
stats_damageGiven += event.getFinalDamage();
if (!enemyDrops) {
needsDropsClear.put(event.getEntity().getUniqueId(), true);
}
return;
}
Entity e = event.getDamager();
if (!(e instanceof LivingEntity)) {
if (e instanceof Projectile) {
ProjectileSource source = ((Projectile) e).getShooter();
if (source instanceof LivingEntity) {
e = (LivingEntity) source;
if (e.getUniqueId().equals(getLivingEntity().getUniqueId())) {
if (safeShot && !shouldTarget((LivingEntity) event.getEntity())) {
event.setCancelled(true);
return;
}
stats_damageGiven += event.getFinalDamage();
if (!enemyDrops) {
needsDropsClear.put(event.getEntity().getUniqueId(), true);
}
return;
}
}
}
}
boolean isEventTarget = false;
if (eventTargets.contains("pvp")
&& event.getEntity() instanceof Player
&& !CitizensAPI.getNPCRegistry().isNPC(event.getEntity())) {
isEventTarget = true;
}
else if (eventTargets.contains("pve")
&& !(event.getEntity() instanceof Player)
&& event.getEntity() instanceof LivingEntity) {
isEventTarget = true;
}
else if (eventTargets.contains("pvnpc")
&& event.getEntity() instanceof LivingEntity
&& CitizensAPI.getNPCRegistry().isNPC(event.getEntity())) {
isEventTarget = true;
}
else if (eventTargets.contains("pvsentinel")
&& event.getEntity() instanceof LivingEntity
&& CitizensAPI.getNPCRegistry().isNPC(event.getEntity())
&& CitizensAPI.getNPCRegistry().getNPC(event.getEntity()).hasTrait(SentinelTrait.class)) {
isEventTarget = true;
}
if (isEventTarget && e != null && e instanceof LivingEntity && canSee((LivingEntity) e) && !isIgnored((LivingEntity) e)) {
addTarget(e.getUniqueId());
}
}
@EventHandler
public void whenAnEnemyDies(EntityDeathEvent event) {
SentinelCurrentTarget target = new SentinelCurrentTarget();
target.targetID = event.getEntity().getUniqueId();
currentTargets.remove(target);
}
@Override
public void onAttach() {
FileConfiguration config = SentinelPlugin.instance.getConfig();
attackRate = config.getInt("sentinel defaults.attack rate", 30);
healRate = config.getInt("sentinel defaults.heal rate", 30);
respawnTime = config.getInt("sentinel defaults.respawn time", 100);
rangedChase = config.getBoolean("sentinel defaults.ranged chase target", false);
closeChase = config.getBoolean("sentinel defaults.close chase target", true);
armor = config.getDouble("sentinel defaults.armor", -1);
damage = config.getDouble("sentinel defaults.damage", -1);
health = config.getDouble("sentinel defaults.health", 20);
if (npc.isSpawned()) {
getLivingEntity().setMaxHealth(health);
getLivingEntity().setHealth(health);
}
setInvincible(config.getBoolean("sentinel defaults.invincible", false));
fightback = config.getBoolean("sentinel defaults.fightback", true);
needsAmmo = config.getBoolean("sentinel defaults.needs ammo", false);
safeShot = config.getBoolean("sentinel defaults.safe shot", true);
enemyDrops = config.getBoolean("sentinel defaults.enemy drops", false);
enemyTargetTime = config.getInt("sentinel defaults.enemy target time", 0);
speed = config.getInt("sentinel defaults.speed", 1);
if (speed <= 0) {
speed = 1;
}
autoswitch = config.getBoolean("sentinel defaults.autoswitch", false);
ignores.add(SentinelTarget.OWNER);
}
public void useItem() {
if (npc.isSpawned() && getLivingEntity() instanceof Player) {
PlayerAnimation.START_USE_MAINHAND_ITEM.play((Player) getLivingEntity());
BukkitRunnable runner = new BukkitRunnable() {
@Override
public void run() {
if (npc.isSpawned() && getLivingEntity() instanceof Player) {
PlayerAnimation.STOP_USE_ITEM.play((Player) getLivingEntity());
}
}
};
runner.runTaskLater(SentinelPlugin.instance, 10);
}
}
public void swingWeapon() {
if (npc.isSpawned() && getLivingEntity() instanceof Player) {
PlayerAnimation.ARM_SWING.play((Player) getLivingEntity());
}
}
public double firingMinimumRange() {
EntityType type = getLivingEntity().getType();
if (type == EntityType.WITHER || type == EntityType.WITHER) {
return 8; // Yikes!
}
return 2;
}
public HashMap.SimpleEntry<Location, Vector> getLaunchDetail(Location target, Vector lead) {
double speeda;
npc.faceLocation(target);
double angt = Double.POSITIVE_INFINITY;
Location start = getLivingEntity().getEyeLocation().clone().add(getLivingEntity().getEyeLocation().getDirection().multiply(firingMinimumRange()));
double sbase = SentinelPlugin.instance.getConfig().getDouble("random.shoot speed minimum", 20);
for (speeda = sbase; speeda <= sbase + 15; speeda += 5) {
angt = SentinelUtilities.getArrowAngle(start, target, speeda, 20);
if (!Double.isInfinite(angt)) {
break;
}
}
if (Double.isInfinite(angt)) {
return null;
}
double hangT = SentinelUtilities.hangtime(angt, speeda, target.getY() - start.getY(), 20);
Location to = target.clone().add(lead.clone().multiply(hangT));
Vector relative = to.clone().subtract(start.toVector()).toVector();
double deltaXZ = Math.sqrt(relative.getX() * relative.getX() + relative.getZ() * relative.getZ());
if (deltaXZ == 0) {
deltaXZ = 0.1;
}
for (speeda = sbase; speeda <= sbase + 15; speeda += 5) {
angt = SentinelUtilities.getArrowAngle(start, to, speeda, 20);
if (!Double.isInfinite(angt)) {
break;
}
}
if (Double.isInfinite(angt)) {
return null;
}
relative.setY(Math.tan(angt) * deltaXZ);
relative = relative.normalize();
Vector normrel = relative.clone();
speeda = speeda + (1.188 * hangT * hangT);
relative = relative.multiply(speeda / 20.0);
start.setDirection(normrel);
return new HashMap.SimpleEntry<Location, Vector>(start, relative);
}
public double randomAcc() {
return SentinelUtilities.random.nextDouble() * accuracy * 2 - accuracy;
}
public Vector fixForAcc(Vector input) {
return new Vector(input.getX() + randomAcc(), input.getY() + randomAcc(), input.getZ() + randomAcc());
}
public void firePotion(ItemStack potion, Location target, Vector lead) {
stats_potionsThrown++;
HashMap.SimpleEntry<Location, Vector> start = getLaunchDetail(target, lead);
Entity entpotion = start.getKey().getWorld().spawnEntity(start.getKey(),
potion.getType() == Material.SPLASH_POTION ? EntityType.SPLASH_POTION : EntityType.LINGERING_POTION);
((ThrownPotion) entpotion).setShooter(getLivingEntity());
((ThrownPotion) entpotion).setItem(potion);
entpotion.setVelocity(fixForAcc(start.getValue()));
swingWeapon();
}
public void fireArrow(ItemStack type, Location target, Vector lead) {
HashMap.SimpleEntry<Location, Vector> start = getLaunchDetail(target, lead);
if (start == null || start.getKey() == null) {
return;
}
stats_arrowsFired++;
Entity arrow = start.getKey().getWorld().spawnEntity(start.getKey(),
type.getType() == Material.SPECTRAL_ARROW ? EntityType.SPECTRAL_ARROW :
(type.getType() == Material.TIPPED_ARROW ? EntityType.TIPPED_ARROW : EntityType.ARROW));
((Projectile) arrow).setShooter(getLivingEntity());
if (arrow instanceof TippedArrow) {
PotionData data = ((PotionMeta) type.getItemMeta()).getBasePotionData();
if (data.getType() == null || data.getType() == PotionType.UNCRAFTABLE) {
// TODO: Perhaps a **single** warning?
}
else {
((TippedArrow) arrow).setBasePotionData(data);
for (PotionEffect effect : ((PotionMeta) type.getItemMeta()).getCustomEffects()) {
((TippedArrow) arrow).addCustomEffect(effect, true);
}
}
}
arrow.setVelocity(fixForAcc(start.getValue()));
if (npc.getTrait(Inventory.class).getContents()[0].containsEnchantment(Enchantment.ARROW_FIRE)) {
arrow.setFireTicks(10000);
}
useItem();
}
public void fireSnowball(Location target) {
swingWeapon();
stats_snowballsThrown++;
npc.faceLocation(target);
Vector forward = getLivingEntity().getEyeLocation().getDirection();
Location spawnAt = getLivingEntity().getEyeLocation().clone().add(forward.clone().multiply(firingMinimumRange()));
Entity ent = spawnAt.getWorld().spawnEntity(spawnAt, EntityType.SNOWBALL);
((Projectile) ent).setShooter(getLivingEntity());
ent.setVelocity(fixForAcc(target.clone().subtract(spawnAt).toVector().normalize().multiply(2.0))); // TODO: Fiddle with '2.0'.
}
public void fireFireball(Location target) {
swingWeapon();
stats_fireballsFired++;
npc.faceLocation(target);
Vector forward = getLivingEntity().getEyeLocation().getDirection();
Location spawnAt = getLivingEntity().getEyeLocation().clone().add(forward.clone().multiply(firingMinimumRange()));
Entity ent = spawnAt.getWorld().spawnEntity(spawnAt, EntityType.SMALL_FIREBALL);
((Projectile) ent).setShooter(getLivingEntity());
ent.setVelocity(fixForAcc(target.clone().subtract(spawnAt).toVector().normalize().multiply(4))); // TODO: Fiddle with '4'.
}
public double getDamage() {
if (damage < 0) {
ItemStack weapon = getLivingEntity().getEquipment().getItemInMainHand();
if (weapon == null) {
return 1;
}
// TODO: Less randomness, more game-like calculations.
double multiplier = 1;
multiplier += weapon.getItemMeta() == null ? 0 : weapon.getItemMeta().getEnchantLevel(Enchantment.DAMAGE_ALL) * 0.2;
switch (weapon.getType()) {
case BOW:
return 6 * (1 + (weapon.getItemMeta() == null ? 0 : weapon.getItemMeta().getEnchantLevel(Enchantment.ARROW_DAMAGE) * 0.3));
case DIAMOND_SWORD:
return 7 * multiplier;
case IRON_SWORD:
return 6 * multiplier;
case STONE_SWORD:
return 5 * multiplier;
case GOLD_SWORD:
case WOOD_SWORD:
return 4 * multiplier;
case DIAMOND_AXE:
case IRON_AXE:
case STONE_AXE:
case GOLD_AXE:
case WOOD_AXE:
return 3 * multiplier;
case DIAMOND_PICKAXE:
case IRON_PICKAXE:
case STONE_PICKAXE:
case GOLD_PICKAXE:
case WOOD_PICKAXE:
return 2 * multiplier;
default:
return 1 * multiplier;
}
}
return damage;
}
public double getArmor(LivingEntity ent) {
if (armor < 0) {
// TODO: Enchantments!
double baseArmor = 0;
ItemStack helmet = ent.getEquipment().getHelmet();
if (helmet != null && helmet.getType() == Material.DIAMOND_HELMET) {
baseArmor += 0.12;
}
if (helmet != null && helmet.getType() == Material.GOLD_HELMET) {
baseArmor += 0.08;
}
if (helmet != null && helmet.getType() == Material.IRON_HELMET) {
baseArmor += 0.08;
}
if (helmet != null && helmet.getType() == Material.LEATHER_HELMET) {
baseArmor += 0.04;
}
if (helmet != null && helmet.getType() == Material.CHAINMAIL_HELMET) {
baseArmor += 0.08;
}
ItemStack chestplate = ent.getEquipment().getChestplate();
if (chestplate != null && chestplate.getType() == Material.DIAMOND_CHESTPLATE) {
baseArmor += 0.32;
}
if (chestplate != null && chestplate.getType() == Material.GOLD_CHESTPLATE) {
baseArmor += 0.20;
}
if (chestplate != null && chestplate.getType() == Material.IRON_CHESTPLATE) {
baseArmor += 0.24;
}
if (chestplate != null && chestplate.getType() == Material.LEATHER_CHESTPLATE) {
baseArmor += 0.12;
}
if (chestplate != null && chestplate.getType() == Material.CHAINMAIL_CHESTPLATE) {
baseArmor += 0.20;
}
ItemStack leggings = ent.getEquipment().getLeggings();
if (leggings != null && leggings.getType() == Material.DIAMOND_LEGGINGS) {
baseArmor += 0.24;
}
if (leggings != null && leggings.getType() == Material.GOLD_LEGGINGS) {
baseArmor += 0.12;
}
if (leggings != null && leggings.getType() == Material.IRON_LEGGINGS) {
baseArmor += 0.20;
}
if (leggings != null && leggings.getType() == Material.LEATHER_LEGGINGS) {
baseArmor += 0.08;
}
if (leggings != null && leggings.getType() == Material.CHAINMAIL_LEGGINGS) {
baseArmor += 0.16;
}
ItemStack boots = ent.getEquipment().getBoots();
if (boots != null && boots.getType() == Material.DIAMOND_BOOTS) {
baseArmor += 0.12;
}
if (boots != null && boots.getType() == Material.GOLD_BOOTS) {
baseArmor += 0.04;
}
if (boots != null && boots.getType() == Material.IRON_BOOTS) {
baseArmor += 0.08;
}
if (boots != null && boots.getType() == Material.LEATHER_BOOTS) {
baseArmor += 0.04;
}
if (boots != null && boots.getType() == Material.CHAINMAIL_BOOTS) {
baseArmor += 0.04;
}
return Math.min(baseArmor, 0.80);
}
return armor;
}
public void punch(LivingEntity entity) {
npc.faceLocation(entity.getLocation());
swingWeapon();
stats_punches++;
if (SentinelPlugin.instance.getConfig().getBoolean("random.workaround damage", false)) {
entity.damage(getDamage() * (1.0 - getArmor(entity)));
Vector relative = entity.getLocation().toVector().subtract(getLivingEntity().getLocation().toVector());
relative = relative.normalize();
relative.setY(0.75);
relative.multiply(0.5);
entity.setVelocity(entity.getVelocity().add(relative));
if (!enemyDrops) {
needsDropsClear.put(entity.getUniqueId(), true);
}
}
else {
entity.damage(getDamage(), getLivingEntity());
}
}
Location bunny_goal = new Location(null, 0, 0, 0);
public void chase(LivingEntity entity) {
if (npc.getNavigator().getTargetType() == TargetType.LOCATION
&& npc.getNavigator().getTargetAsLocation() != null
&& ((npc.getNavigator().getTargetAsLocation().getWorld().equals(entity.getWorld())
&& npc.getNavigator().getTargetAsLocation().distanceSquared(entity.getLocation()) < 2 * 2)
|| (npc.getNavigator().getTargetAsLocation().getWorld().equals(bunny_goal.getWorld())
&& npc.getNavigator().getTargetAsLocation().distanceSquared(bunny_goal) < 2 * 2))) {
return;
}
chasing = entity;
npc.getNavigator().getDefaultParameters().stuckAction(null);
npc.getNavigator().setTarget(entity.getLocation());
bunny_goal = entity.getLocation();
npc.getNavigator().getLocalParameters().speedModifier((float) speed);
}
public ItemStack getArrow() {
if (!npc.hasTrait(Inventory.class)) {
return needsAmmo ? null : new ItemStack(Material.ARROW, 1);
}
Inventory inv = npc.getTrait(Inventory.class);
ItemStack[] items = inv.getContents();
for (int i = 0; i < items.length; i++) {
ItemStack item = items[i];
if (item != null) {
Material mat = item.getType();
if (mat == Material.ARROW || mat == Material.TIPPED_ARROW || mat == Material.SPECTRAL_ARROW) {
return item.clone();
}
}
}
return needsAmmo ? null : new ItemStack(Material.ARROW, 1);
}
public void reduceDurability() {
ItemStack item = getLivingEntity().getEquipment().getItemInMainHand();
if (item != null && item.getType() != Material.AIR) {
if (item.getDurability() >= item.getType().getMaxDurability() - 1) {
getLivingEntity().getEquipment().setItemInMainHand(null);
}
else {
item.setDurability((short) (item.getDurability() + 1));
getLivingEntity().getEquipment().setItemInMainHand(item);
}
}
}
public void takeArrow() {
if (!npc.hasTrait(Inventory.class)) {
return;
}
Inventory inv = npc.getTrait(Inventory.class);
ItemStack[] items = inv.getContents();
for (int i = 0; i < items.length; i++) {
ItemStack item = items[i];
if (item != null) {
Material mat = item.getType();
if (mat == Material.ARROW || mat == Material.TIPPED_ARROW || mat == Material.SPECTRAL_ARROW) {
if (item.getAmount() > 1) {
item.setAmount(item.getAmount() - 1);
items[i] = item;
inv.setContents(items);
return;
}
else {
items[i] = null;
inv.setContents(items);
return;
}
}
}
}
}
public void takeSnowball() {
if (!npc.hasTrait(Inventory.class)) {
return;
}
Inventory inv = npc.getTrait(Inventory.class);
ItemStack[] items = inv.getContents();
for (int i = 0; i < items.length; i++) {
ItemStack item = items[i];
if (item != null) {
Material mat = item.getType();
if (mat == Material.SNOW_BALL) {
if (item.getAmount() > 1) {
item.setAmount(item.getAmount() - 1);
items[i] = item;
inv.setContents(items);
return;
}
else {
items[i] = null;
inv.setContents(items);
return;
}
}
}
}
}
public void takeOne() {
ItemStack item = getLivingEntity().getEquipment().getItemInMainHand();
if (item != null && item.getType() != Material.AIR) {
if (item.getAmount() > 1) {
item.setAmount(item.getAmount() - 1);
getLivingEntity().getEquipment().setItemInMainHand(item);
}
else {
getLivingEntity().getEquipment().setItemInMainHand(null);
}
}
}
public boolean isWeapon(Material mat) {
switch (mat) {
case SPLASH_POTION:
case LINGERING_POTION:
case SNOW_BALL:
case BOW:
case NETHER_STAR:
case BLAZE_ROD:
case DIAMOND_SWORD:
case GOLD_SWORD:
case IRON_SWORD:
case WOOD_SWORD:
case DIAMOND_PICKAXE:
case GOLD_PICKAXE:
case IRON_PICKAXE:
case WOOD_PICKAXE:
case DIAMOND_AXE:
case GOLD_AXE:
case IRON_AXE:
case WOOD_AXE:
case DIAMOND_SPADE:
case GOLD_SPADE:
case IRON_SPADE:
case WOOD_SPADE:
return true;
default:
return false;
}
}
public void grabNextItem() {
if (!npc.hasTrait(Inventory.class)) {
return;
}
Inventory inv = npc.getTrait(Inventory.class);
ItemStack[] items = inv.getContents();
ItemStack held = items[0];
if (held != null && held.getType() != Material.AIR) {
return;
}
for (int i = 0; i < items.length; i++) {
ItemStack item = items[i];
if (item != null) {
item = item.clone();
Material mat = item.getType();
if (isWeapon(mat)) {
if (item.getAmount() > 1) {
item.setAmount(item.getAmount() - 1);
items[i] = item;
items[0] = item.clone();
items[0].setAmount(1);
inv.setContents(items);
item = item.clone();
item.setAmount(1);
return;
}
else {
items[i] = new ItemStack(Material.AIR);
items[0] = item.clone();
inv.setContents(items);
return;
}
}
}
}
}
public void rechase() {
if (chasing != null) {
chase(chasing);
}
}
public void swapToRanged() {
if (!npc.hasTrait(Inventory.class)) {
return;
}
int i = 0;
Inventory inv = npc.getTrait(Inventory.class);
ItemStack[] items = inv.getContents();
ItemStack held = items[0] == null ? null : items[0].clone();
boolean edit = false;
while (!isRanged() && i < items.length - 1) {
i++;
if (items[i] != null && items[i].getType() != Material.AIR) {
items[0] = items[i].clone();
items[i] = new ItemStack(Material.AIR);
inv.setContents(items);
edit = true;
}
}
if (edit) {
items[i] = held;
inv.setContents(items);
}
}
public void swapToMelee() {
if (!npc.hasTrait(Inventory.class)) {
return;
}
int i = 0;
Inventory inv = npc.getTrait(Inventory.class);
ItemStack[] items = inv.getContents();
ItemStack held = items[0] == null ? null : items[0].clone();
boolean edit = false;
while (isRanged() && i < items.length - 1) {
i++;
if (items[i] != null && items[i].getType() != Material.AIR) {
items[0] = items[i].clone();
items[i] = new ItemStack(Material.AIR);
inv.setContents(items);
edit = true;
}
}
if (edit) {
items[i] = held;
inv.setContents(items);
}
}
public void tryAttack(LivingEntity entity) {
// TODO: Simplify this code!
stats_attackAttempts++;
double dist = getLivingEntity().getEyeLocation().distanceSquared(entity.getEyeLocation());
if (autoswitch && dist > 3 * 3) {
swapToRanged();
}
else if (autoswitch && dist < 3 * 3) {
swapToMelee();
}
if (usesBow()) {
if (canSee(entity)) {
if (timeSinceAttack < attackRate) {
if (rangedChase) {
rechase();
}
return;
}
timeSinceAttack = 0;
ItemStack item = getArrow();
if (item != null) {
fireArrow(item, entity.getEyeLocation(), entity.getVelocity());
if (needsAmmo) {
reduceDurability();
takeArrow();
grabNextItem();
}
}
}
else if (rangedChase) {
chase(entity);
}
}
else if (usesSnowball()) {
if (canSee(entity)) {
if (timeSinceAttack < attackRate) {
if (rangedChase) {
rechase();
}
return;
}
timeSinceAttack = 0;
ItemStack item = getArrow();
if (item != null) {
fireSnowball(entity.getEyeLocation());
if (needsAmmo) {
takeSnowball();
grabNextItem();
}
}
}
else if (rangedChase) {
chase(entity);
}
}
else if (usesPotion()) {
if (canSee(entity)) {
if (timeSinceAttack < attackRate) {
if (rangedChase) {
rechase();
}
return;
}
timeSinceAttack = 0;
firePotion(getLivingEntity().getEquipment().getItemInMainHand(),
entity.getEyeLocation(), entity.getVelocity());
if (needsAmmo) {
takeOne();
grabNextItem();
}
}
else if (rangedChase) {
chase(entity);
}
}
else if (usesFireball()) {
if (canSee(entity)) {
if (timeSinceAttack < attackRate) {
if (rangedChase) {
rechase();
}
return;
}
timeSinceAttack = 0;
fireFireball(entity.getEyeLocation());
if (needsAmmo) {
takeOne();
grabNextItem();
}
}
else if (rangedChase) {
chase(entity);
}
}
else if (usesLightning()) {
if (canSee(entity)) {
if (timeSinceAttack < attackRate) {
if (rangedChase) {
rechase();
}
return;
}
timeSinceAttack = 0;
swingWeapon();
entity.getWorld().strikeLightning(entity.getLocation());
if (needsAmmo) {
takeOne();
grabNextItem();
}
}
else if (rangedChase) {
chase(entity);
}
}
else if (usesSpectral()) {