/*
* Copyright (C) 2004-2015 L2J Server
*
* This file is part of L2J Server.
*
* L2J Server is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* L2J Server is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*/
package com.l2jserver.gameserver.ai;
import static com.l2jserver.gameserver.ai.CtrlIntention.AI_INTENTION_ACTIVE;
import static com.l2jserver.gameserver.ai.CtrlIntention.AI_INTENTION_ATTACK;
import static com.l2jserver.gameserver.ai.CtrlIntention.AI_INTENTION_CAST;
import static com.l2jserver.gameserver.ai.CtrlIntention.AI_INTENTION_FOLLOW;
import static com.l2jserver.gameserver.ai.CtrlIntention.AI_INTENTION_IDLE;
import static com.l2jserver.gameserver.ai.CtrlIntention.AI_INTENTION_INTERACT;
import static com.l2jserver.gameserver.ai.CtrlIntention.AI_INTENTION_MOVE_TO;
import static com.l2jserver.gameserver.ai.CtrlIntention.AI_INTENTION_PICK_UP;
import static com.l2jserver.gameserver.ai.CtrlIntention.AI_INTENTION_REST;
import java.util.ArrayList;
import java.util.List;
import com.l2jserver.Config;
import com.l2jserver.gameserver.GameTimeController;
import com.l2jserver.gameserver.GeoData;
import com.l2jserver.gameserver.ThreadPoolManager;
import com.l2jserver.gameserver.enums.ItemLocation;
import com.l2jserver.gameserver.instancemanager.WalkingManager;
import com.l2jserver.gameserver.model.L2Object;
import com.l2jserver.gameserver.model.Location;
import com.l2jserver.gameserver.model.actor.L2Attackable;
import com.l2jserver.gameserver.model.actor.L2Character;
import com.l2jserver.gameserver.model.actor.L2Npc;
import com.l2jserver.gameserver.model.actor.L2Playable;
import com.l2jserver.gameserver.model.actor.instance.L2DoorInstance;
import com.l2jserver.gameserver.model.actor.instance.L2PcInstance;
import com.l2jserver.gameserver.model.actor.templates.L2NpcTemplate;
import com.l2jserver.gameserver.model.effects.L2EffectType;
import com.l2jserver.gameserver.model.events.EventDispatcher;
import com.l2jserver.gameserver.model.events.impl.character.npc.OnNpcMoveFinished;
import com.l2jserver.gameserver.model.interfaces.ILocational;
import com.l2jserver.gameserver.model.items.L2Weapon;
import com.l2jserver.gameserver.model.items.instance.L2ItemInstance;
import com.l2jserver.gameserver.model.items.type.WeaponType;
import com.l2jserver.gameserver.model.skills.Skill;
import com.l2jserver.gameserver.model.skills.targets.L2TargetType;
import com.l2jserver.gameserver.network.SystemMessageId;
import com.l2jserver.gameserver.network.serverpackets.ActionFailed;
import com.l2jserver.gameserver.network.serverpackets.AutoAttackStop;
import com.l2jserver.gameserver.taskmanager.AttackStanceTaskManager;
import com.l2jserver.gameserver.util.Util;
import com.l2jserver.util.Rnd;
/**
* This class manages AI of L2Character.
* L2CharacterAI :
*
* - L2AttackableAI
* - L2DoorAI
* - L2PlayerAI
* - L2SummonAI
*
*/
public class L2CharacterAI extends AbstractAI
{
public static class IntentionCommand
{
protected final CtrlIntention _crtlIntention;
protected final Object _arg0, _arg1;
protected IntentionCommand(CtrlIntention pIntention, Object pArg0, Object pArg1)
{
_crtlIntention = pIntention;
_arg0 = pArg0;
_arg1 = pArg1;
}
public CtrlIntention getCtrlIntention()
{
return _crtlIntention;
}
}
protected static final int FEAR_RANGE = 500;
/**
* Cast Task
* @author Zoey76
*/
public static class CastTask implements Runnable
{
private final L2Character _activeChar;
private final L2Object _target;
private final Skill _skill;
public CastTask(L2Character actor, Skill skill, L2Object target)
{
_activeChar = actor;
_target = target;
_skill = skill;
}
@Override
public void run()
{
if (_activeChar.isAttackingNow())
{
_activeChar.abortAttack();
}
_activeChar.getAI().changeIntentionToCast(_skill, _target);
}
}
/**
* Constructor of L2CharacterAI.
* @param creature the creature
*/
public L2CharacterAI(L2Character creature)
{
super(creature);
}
public IntentionCommand getNextIntention()
{
return null;
}
@Override
protected void onEvtAttacked(L2Character attacker)
{
if ((attacker instanceof L2Attackable) && !attacker.isCoreAIDisabled())
{
clientStartAutoAttack();
}
}
/**
* Manage the Idle Intention : Stop Attack, Movement and Stand Up the actor.
* Actions :
*
* - Set the AI Intention to AI_INTENTION_IDLE
* - Init cast and attack target
* - Stop the actor auto-attack client side by sending Server->Client packet AutoAttackStop (broadcast)
* - Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
* - Stand up the actor server side AND client side by sending Server->Client packet ChangeWaitType (broadcast)
*
*/
@Override
protected void onIntentionIdle()
{
// Set the AI Intention to AI_INTENTION_IDLE
changeIntention(AI_INTENTION_IDLE, null, null);
// Init cast and attack target
setCastTarget(null);
setAttackTarget(null);
// Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
clientStopMoving(null);
// Stop the actor auto-attack client side by sending Server->Client packet AutoAttackStop (broadcast)
clientStopAutoAttack();
}
/**
* Manage the Active Intention : Stop Attack, Movement and Launch Think Event.
* Actions : if the Intention is not already Active
*
* - Set the AI Intention to AI_INTENTION_ACTIVE
* - Init cast and attack target
* - Stop the actor auto-attack client side by sending Server->Client packet AutoAttackStop (broadcast)
* - Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
* - Launch the Think Event
*
*/
@Override
protected void onIntentionActive()
{
// Check if the Intention is not already Active
if (getIntention() != AI_INTENTION_ACTIVE)
{
// Set the AI Intention to AI_INTENTION_ACTIVE
changeIntention(AI_INTENTION_ACTIVE, null, null);
// Init cast and attack target
setCastTarget(null);
setAttackTarget(null);
// Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
clientStopMoving(null);
// Stop the actor auto-attack client side by sending Server->Client packet AutoAttackStop (broadcast)
clientStopAutoAttack();
// Also enable random animations for this L2Character if allowed
// This is only for mobs - town npcs are handled in their constructor
if (_actor instanceof L2Attackable)
{
((L2Npc) _actor).startRandomAnimationTimer();
}
// Launch the Think Event
onEvtThink();
}
}
/**
* Manage the Rest Intention.
* Actions :
*
* - Set the AI Intention to AI_INTENTION_IDLE
*
*/
@Override
protected void onIntentionRest()
{
// Set the AI Intention to AI_INTENTION_IDLE
setIntention(AI_INTENTION_IDLE);
}
/**
* Manage the Attack Intention : Stop current Attack (if necessary), Start a new Attack and Launch Think Event.
* Actions :
*
* - Stop the actor auto-attack client side by sending Server->Client packet AutoAttackStop (broadcast)
* - Set the Intention of this AI to AI_INTENTION_ATTACK
* - Set or change the AI attack target
* - Start the actor Auto Attack client side by sending Server->Client packet AutoAttackStart (broadcast)
* - Launch the Think Event
*
* Overridden in :
*
* - L2AttackableAI : Calculate attack timeout
*
*/
@Override
protected void onIntentionAttack(L2Character target)
{
if (target == null)
{
clientActionFailed();
return;
}
if (getIntention() == AI_INTENTION_REST)
{
// Cancel action client side by sending Server->Client packet ActionFailed to the L2PcInstance actor
clientActionFailed();
return;
}
if (_actor.isAllSkillsDisabled() || _actor.isCastingNow() || _actor.isAfraid())
{
// Cancel action client side by sending Server->Client packet ActionFailed to the L2PcInstance actor
clientActionFailed();
return;
}
// Check if the Intention is already AI_INTENTION_ATTACK
if (getIntention() == AI_INTENTION_ATTACK)
{
// Check if the AI already targets the L2Character
if (getAttackTarget() != target)
{
// Set the AI attack target (change target)
setAttackTarget(target);
stopFollow();
// Launch the Think Event
notifyEvent(CtrlEvent.EVT_THINK);
}
else
{
clientActionFailed(); // else client freezes until cancel target
}
}
else
{
// Set the Intention of this AbstractAI to AI_INTENTION_ATTACK
changeIntention(AI_INTENTION_ATTACK, target, null);
// Set the AI attack target
setAttackTarget(target);
stopFollow();
// Launch the Think Event
notifyEvent(CtrlEvent.EVT_THINK);
}
}
/**
* Manage the Cast Intention : Stop current Attack, Init the AI in order to cast and Launch Think Event.
* Actions :
*
* - Set the AI cast target
* - Stop the actor auto-attack client side by sending Server->Client packet AutoAttackStop (broadcast)
* - Cancel action client side by sending Server->Client packet ActionFailed to the L2PcInstance actor
* - Set the AI skill used by INTENTION_CAST
* - Set the Intention of this AI to AI_INTENTION_CAST
* - Launch the Think Event
*
*/
@Override
protected void onIntentionCast(Skill skill, L2Object target)
{
if ((getIntention() == AI_INTENTION_REST) && skill.isMagic())
{
clientActionFailed();
_actor.setIsCastingNow(false);
return;
}
if (_actor.getBowAttackEndTime() > GameTimeController.getInstance().getGameTicks())
{
ThreadPoolManager.getInstance().scheduleGeneral(new CastTask(_actor, skill, target), (_actor.getBowAttackEndTime() - GameTimeController.getInstance().getGameTicks()) * GameTimeController.MILLIS_IN_TICK);
}
else
{
changeIntentionToCast(skill, target);
}
}
protected void changeIntentionToCast(Skill skill, L2Object target)
{
// Set the AI cast target
setCastTarget((L2Character) target);
// Set the AI skill used by INTENTION_CAST
_skill = skill;
// Change the Intention of this AbstractAI to AI_INTENTION_CAST
changeIntention(AI_INTENTION_CAST, skill, target);
// Launch the Think Event
notifyEvent(CtrlEvent.EVT_THINK);
}
/**
* Manage the Move To Intention : Stop current Attack and Launch a Move to Location Task.
* Actions :
*
* - Stop the actor auto-attack server side AND client side by sending Server->Client packet AutoAttackStop (broadcast)
* - Set the Intention of this AI to AI_INTENTION_MOVE_TO
* - Move the actor to Location (x,y,z) server side AND client side by sending Server->Client packet CharMoveToLocation (broadcast)
*
*/
@Override
protected void onIntentionMoveTo(Location loc)
{
if (getIntention() == AI_INTENTION_REST)
{
// Cancel action client side by sending Server->Client packet ActionFailed to the L2PcInstance actor
clientActionFailed();
return;
}
if (_actor.isAllSkillsDisabled() || _actor.isCastingNow())
{
// Cancel action client side by sending Server->Client packet ActionFailed to the L2PcInstance actor
clientActionFailed();
return;
}
// Set the Intention of this AbstractAI to AI_INTENTION_MOVE_TO
changeIntention(AI_INTENTION_MOVE_TO, loc, null);
// Stop the actor auto-attack client side by sending Server->Client packet AutoAttackStop (broadcast)
clientStopAutoAttack();
// Abort the attack of the L2Character and send Server->Client ActionFailed packet
_actor.abortAttack();
// Move the actor to Location (x,y,z) server side AND client side by sending Server->Client packet CharMoveToLocation (broadcast)
moveTo(loc.getX(), loc.getY(), loc.getZ());
}
/**
* Manage the Follow Intention : Stop current Attack and Launch a Follow Task.
* Actions :
*
* - Stop the actor auto-attack server side AND client side by sending Server->Client packet AutoAttackStop (broadcast)
* - Set the Intention of this AI to AI_INTENTION_FOLLOW
* - Create and Launch an AI Follow Task to execute every 1s
*
*/
@Override
protected void onIntentionFollow(L2Character target)
{
if (getIntention() == AI_INTENTION_REST)
{
// Cancel action client side by sending Server->Client packet ActionFailed to the L2PcInstance actor
clientActionFailed();
return;
}
if (_actor.isAllSkillsDisabled() || _actor.isCastingNow())
{
// Cancel action client side by sending Server->Client packet ActionFailed to the L2PcInstance actor
clientActionFailed();
return;
}
if (_actor.isMovementDisabled())
{
// Cancel action client side by sending Server->Client packet ActionFailed to the L2PcInstance actor
clientActionFailed();
return;
}
// Dead actors can`t follow
if (_actor.isDead())
{
clientActionFailed();
return;
}
// do not follow yourself
if (_actor == target)
{
clientActionFailed();
return;
}
// Stop the actor auto-attack client side by sending Server->Client packet AutoAttackStop (broadcast)
clientStopAutoAttack();
// Set the Intention of this AbstractAI to AI_INTENTION_FOLLOW
changeIntention(AI_INTENTION_FOLLOW, target, null);
// Create and Launch an AI Follow Task to execute every 1s
startFollow(target);
}
/**
* Manage the PickUp Intention : Set the pick up target and Launch a Move To Pawn Task (offset=20).
* Actions :
*
* - Set the AI pick up target
* - Set the Intention of this AI to AI_INTENTION_PICK_UP
* - Move the actor to Pawn server side AND client side by sending Server->Client packet MoveToPawn (broadcast)
*
*/
@Override
protected void onIntentionPickUp(L2Object object)
{
if (getIntention() == AI_INTENTION_REST)
{
// Cancel action client side by sending Server->Client packet ActionFailed to the L2PcInstance actor
clientActionFailed();
return;
}
if (_actor.isAllSkillsDisabled() || _actor.isCastingNow())
{
// Cancel action client side by sending Server->Client packet ActionFailed to the L2PcInstance actor
clientActionFailed();
return;
}
// Stop the actor auto-attack client side by sending Server->Client packet AutoAttackStop (broadcast)
clientStopAutoAttack();
if ((object instanceof L2ItemInstance) && (((L2ItemInstance) object).getItemLocation() != ItemLocation.VOID))
{
return;
}
// Set the Intention of this AbstractAI to AI_INTENTION_PICK_UP
changeIntention(AI_INTENTION_PICK_UP, object, null);
// Set the AI pick up target
setTarget(object);
if ((object.getX() == 0) && (object.getY() == 0)) // TODO: Find the drop&spawn bug
{
_log.warn("Object in coords 0,0 - using a temporary fix");
object.setXYZ(getActor().getX(), getActor().getY(), getActor().getZ() + 5);
}
// Move the actor to Pawn server side AND client side by sending Server->Client packet MoveToPawn (broadcast)
moveToPawn(object, 20);
}
/**
* Manage the Interact Intention : Set the interact target and Launch a Move To Pawn Task (offset=60).
* Actions :
*
* - Stop the actor auto-attack client side by sending Server->Client packet AutoAttackStop (broadcast)
* - Set the AI interact target
* - Set the Intention of this AI to AI_INTENTION_INTERACT
* - Move the actor to Pawn server side AND client side by sending Server->Client packet MoveToPawn (broadcast)
*
*/
@Override
protected void onIntentionInteract(L2Object object)
{
if (getIntention() == AI_INTENTION_REST)
{
// Cancel action client side by sending Server->Client packet ActionFailed to the L2PcInstance actor
clientActionFailed();
return;
}
if (_actor.isAllSkillsDisabled() || _actor.isCastingNow())
{
// Cancel action client side by sending Server->Client packet ActionFailed to the L2PcInstance actor
clientActionFailed();
return;
}
// Stop the actor auto-attack client side by sending Server->Client packet AutoAttackStop (broadcast)
clientStopAutoAttack();
if (getIntention() != AI_INTENTION_INTERACT)
{
// Set the Intention of this AbstractAI to AI_INTENTION_INTERACT
changeIntention(AI_INTENTION_INTERACT, object, null);
// Set the AI interact target
setTarget(object);
// Move the actor to Pawn server side AND client side by sending Server->Client packet MoveToPawn (broadcast)
moveToPawn(object, 60);
}
}
/**
* Do nothing.
*/
@Override
protected void onEvtThink()
{
// do nothing
}
/**
* Do nothing.
*/
@Override
protected void onEvtAggression(L2Character target, int aggro)
{
// do nothing
}
/**
* Launch actions corresponding to the Event Stunned then onAttacked Event.
* Actions :
*
* - Stop the actor auto-attack client side by sending Server->Client packet AutoAttackStop (broadcast)
* - Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
* - Break an attack and send Server->Client ActionFailed packet and a System Message to the L2Character
* - Break a cast and send Server->Client ActionFailed packet and a System Message to the L2Character
* - Launch actions corresponding to the Event onAttacked (only for L2AttackableAI after the stunning periode)
*
*/
@Override
protected void onEvtStunned(L2Character attacker)
{
// Stop the actor auto-attack client side by sending Server->Client packet AutoAttackStop (broadcast)
_actor.broadcastPacket(new AutoAttackStop(_actor.getObjectId()));
if (AttackStanceTaskManager.getInstance().hasAttackStanceTask(_actor))
{
AttackStanceTaskManager.getInstance().removeAttackStanceTask(_actor);
}
// Stop Server AutoAttack also
setAutoAttacking(false);
// Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
clientStopMoving(null);
// Launch actions corresponding to the Event onAttacked (only for L2AttackableAI after the stunning periode)
onEvtAttacked(attacker);
}
@Override
protected void onEvtParalyzed(L2Character attacker)
{
// Stop the actor auto-attack client side by sending Server->Client packet AutoAttackStop (broadcast)
_actor.broadcastPacket(new AutoAttackStop(_actor.getObjectId()));
if (AttackStanceTaskManager.getInstance().hasAttackStanceTask(_actor))
{
AttackStanceTaskManager.getInstance().removeAttackStanceTask(_actor);
}
// Stop Server AutoAttack also
setAutoAttacking(false);
// Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
clientStopMoving(null);
// Launch actions corresponding to the Event onAttacked (only for L2AttackableAI after the stunning periode)
onEvtAttacked(attacker);
}
/**
* Launch actions corresponding to the Event Sleeping.
* Actions :
*
* - Stop the actor auto-attack client side by sending Server->Client packet AutoAttackStop (broadcast)
* - Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
* - Break an attack and send Server->Client ActionFailed packet and a System Message to the L2Character
* - Break a cast and send Server->Client ActionFailed packet and a System Message to the L2Character
*
*/
@Override
protected void onEvtSleeping(L2Character attacker)
{
// Stop the actor auto-attack client side by sending Server->Client packet AutoAttackStop (broadcast)
_actor.broadcastPacket(new AutoAttackStop(_actor.getObjectId()));
if (AttackStanceTaskManager.getInstance().hasAttackStanceTask(_actor))
{
AttackStanceTaskManager.getInstance().removeAttackStanceTask(_actor);
}
// stop Server AutoAttack also
setAutoAttacking(false);
// Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
clientStopMoving(null);
}
/**
* Launch actions corresponding to the Event Rooted.
* Actions :
*
* - Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
* - Launch actions corresponding to the Event onAttacked
*
*/
@Override
protected void onEvtRooted(L2Character attacker)
{
// Stop the actor auto-attack client side by sending Server->Client packet AutoAttackStop (broadcast)
// _actor.broadcastPacket(new AutoAttackStop(_actor.getObjectId()));
// if (AttackStanceTaskManager.getInstance().hasAttackStanceTask(_actor))
// AttackStanceTaskManager.getInstance().removeAttackStanceTask(_actor);
// Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
clientStopMoving(null);
// Launch actions corresponding to the Event onAttacked
onEvtAttacked(attacker);
}
/**
* Launch actions corresponding to the Event Confused.
* Actions :
*
* - Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
* - Launch actions corresponding to the Event onAttacked
*
*/
@Override
protected void onEvtConfused(L2Character attacker)
{
// Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
clientStopMoving(null);
// Launch actions corresponding to the Event onAttacked
onEvtAttacked(attacker);
}
/**
* Launch actions corresponding to the Event Muted.
* Actions :
*
* - Break a cast and send Server->Client ActionFailed packet and a System Message to the L2Character
*
*/
@Override
protected void onEvtMuted(L2Character attacker)
{
// Break a cast and send Server->Client ActionFailed packet and a System Message to the L2Character
onEvtAttacked(attacker);
}
/**
* Do nothing.
*/
@Override
protected void onEvtEvaded(L2Character attacker)
{
// do nothing
}
/**
* Launch actions corresponding to the Event ReadyToAct.
* Actions :
*
* - Launch actions corresponding to the Event Think
*
*/
@Override
protected void onEvtReadyToAct()
{
// Launch actions corresponding to the Event Think
onEvtThink();
}
/**
* Do nothing.
*/
@Override
protected void onEvtUserCmd(Object arg0, Object arg1)
{
// do nothing
}
/**
* Launch actions corresponding to the Event Arrived.
* Actions :
*
* - If the Intention was AI_INTENTION_MOVE_TO, set the Intention to AI_INTENTION_ACTIVE
* - Launch actions corresponding to the Event Think
*
*/
@Override
protected void onEvtArrived()
{
_actor.revalidateZone(true);
if (_actor.moveToNextRoutePoint())
{
return;
}
if (_actor instanceof L2Attackable)
{
((L2Attackable) _actor).setisReturningToSpawnPoint(false);
}
clientStoppedMoving();
if (_actor instanceof L2Npc)
{
L2Npc npc = (L2Npc) _actor;
WalkingManager.getInstance().onArrived(npc); // Walking Manager support
// Notify to scripts
EventDispatcher.getInstance().notifyEventAsync(new OnNpcMoveFinished(npc), npc);
}
// If the Intention was AI_INTENTION_MOVE_TO, set the Intention to AI_INTENTION_ACTIVE
if (getIntention() == AI_INTENTION_MOVE_TO)
{
setIntention(AI_INTENTION_ACTIVE);
}
// Launch actions corresponding to the Event Think
onEvtThink();
}
/**
* Launch actions corresponding to the Event ArrivedRevalidate.
* Actions :
*
* - Launch actions corresponding to the Event Think
*
*/
@Override
protected void onEvtArrivedRevalidate()
{
// Launch actions corresponding to the Event Think
onEvtThink();
}
/**
* Launch actions corresponding to the Event ArrivedBlocked.
* Actions :
*
* - Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
* - If the Intention was AI_INTENTION_MOVE_TO, set the Intention to AI_INTENTION_ACTIVE
* - Launch actions corresponding to the Event Think
*
*/
@Override
protected void onEvtArrivedBlocked(Location blocked_at_loc)
{
// If the Intention was AI_INTENTION_MOVE_TO, set the Intention to AI_INTENTION_ACTIVE
if ((getIntention() == AI_INTENTION_MOVE_TO) || (getIntention() == AI_INTENTION_CAST))
{
setIntention(AI_INTENTION_ACTIVE);
}
// Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
clientStopMoving(blocked_at_loc);
// Launch actions corresponding to the Event Think
onEvtThink();
}
/**
* Launch actions corresponding to the Event ForgetObject.
* Actions :
*
* - If the object was targeted and the Intention was AI_INTENTION_INTERACT or AI_INTENTION_PICK_UP, set the Intention to AI_INTENTION_ACTIVE
* - If the object was targeted to attack, stop the auto-attack, cancel target and set the Intention to AI_INTENTION_ACTIVE
* - If the object was targeted to cast, cancel target and set the Intention to AI_INTENTION_ACTIVE
* - If the object was targeted to follow, stop the movement, cancel AI Follow Task and set the Intention to AI_INTENTION_ACTIVE
* - If the targeted object was the actor , cancel AI target, stop AI Follow Task, stop the movement and set the Intention to AI_INTENTION_IDLE
*
*/
@Override
protected void onEvtForgetObject(L2Object object)
{
// If the object was targeted and the Intention was AI_INTENTION_INTERACT or AI_INTENTION_PICK_UP, set the Intention to AI_INTENTION_ACTIVE
if (getTarget() == object)
{
setTarget(null);
if ((getIntention() == AI_INTENTION_INTERACT) || (getIntention() == AI_INTENTION_PICK_UP))
{
setIntention(AI_INTENTION_ACTIVE);
}
}
// Check if the object was targeted to attack
if (getAttackTarget() == object)
{
// Cancel attack target
setAttackTarget(null);
// Set the Intention of this AbstractAI to AI_INTENTION_ACTIVE
setIntention(AI_INTENTION_ACTIVE);
}
// Check if the object was targeted to cast
if (getCastTarget() == object)
{
// Cancel cast target
setCastTarget(null);
// Set the Intention of this AbstractAI to AI_INTENTION_ACTIVE
setIntention(AI_INTENTION_ACTIVE);
}
// Check if the object was targeted to follow
if (getFollowTarget() == object)
{
// Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
clientStopMoving(null);
// Stop an AI Follow Task
stopFollow();
// Set the Intention of this AbstractAI to AI_INTENTION_ACTIVE
setIntention(AI_INTENTION_ACTIVE);
}
// Check if the targeted object was the actor
if (_actor == object)
{
// Cancel AI target
setTarget(null);
setAttackTarget(null);
setCastTarget(null);
// Stop an AI Follow Task
stopFollow();
// Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
clientStopMoving(null);
// Set the Intention of this AbstractAI to AI_INTENTION_IDLE
changeIntention(AI_INTENTION_IDLE, null, null);
}
}
/**
* Launch actions corresponding to the Event Cancel.
* Actions :
*
* - Stop an AI Follow Task
* - Launch actions corresponding to the Event Think
*
*/
@Override
protected void onEvtCancel()
{
_actor.abortCast();
// Stop an AI Follow Task
stopFollow();
if (!AttackStanceTaskManager.getInstance().hasAttackStanceTask(_actor))
{
_actor.broadcastPacket(new AutoAttackStop(_actor.getObjectId()));
}
// Launch actions corresponding to the Event Think
onEvtThink();
}
/**
* Launch actions corresponding to the Event Dead.
* Actions :
*
* - Stop an AI Follow Task
* - Kill the actor client side by sending Server->Client packet AutoAttackStop, StopMove/StopRotation, Die (broadcast)
*
*/
@Override
protected void onEvtDead()
{
// Stop an AI Tasks
stopAITask();
// Kill the actor client side by sending Server->Client packet AutoAttackStop, StopMove/StopRotation, Die (broadcast)
clientNotifyDead();
if (!(_actor instanceof L2Playable))
{
_actor.setWalking();
}
}
/**
* Launch actions corresponding to the Event Fake Death.
* Actions :
*
* - Stop an AI Follow Task
*
*/
@Override
protected void onEvtFakeDeath()
{
// Stop an AI Follow Task
stopFollow();
// Stop the actor movement and send Server->Client packet StopMove/StopRotation (broadcast)
clientStopMoving(null);
// Init AI
_intention = AI_INTENTION_IDLE;
setTarget(null);
setCastTarget(null);
setAttackTarget(null);
}
/**
* Do nothing.
*/
@Override
protected void onEvtFinishCasting()
{
// do nothing
}
@Override
protected void onEvtAfraid(L2Character effector, boolean start)
{
double radians = Math.toRadians(start ? Util.calculateAngleFrom(effector, _actor) : Util.convertHeadingToDegree(_actor.getHeading()));
int posX = (int) (_actor.getX() + (FEAR_RANGE * Math.cos(radians)));
int posY = (int) (_actor.getY() + (FEAR_RANGE * Math.sin(radians)));
int posZ = _actor.getZ();
if (!_actor.isPet())
{
_actor.setRunning();
}
// If pathfinding enabled the creature will go to the defined destination (retail like).
// Otherwise it will go to the nearest obstacle.
final Location destination;
if (Config.PATHFINDING > 0)
{
destination = new Location(posX, posY, posZ, _actor.getInstanceId());
}
else
{
destination = GeoData.getInstance().moveCheck(_actor.getX(), _actor.getY(), _actor.getZ(), posX, posY, posZ, _actor.getInstanceId());
}
setIntention(CtrlIntention.AI_INTENTION_MOVE_TO, destination);
}
protected boolean maybeMoveToPosition(ILocational worldPosition, int offset)
{
if (worldPosition == null)
{
_log.warn("maybeMoveToPosition: worldPosition == NULL!");
return false;
}
if (offset < 0)
{
return false; // skill radius -1
}
if (!_actor.isInsideRadius(worldPosition, offset + _actor.getTemplate().getCollisionRadius(), false, false))
{
if (_actor.isMovementDisabled())
{
return true;
}
if (!_actor.isRunning() && !(this instanceof L2PlayerAI) && !(this instanceof L2SummonAI))
{
_actor.setRunning();
}
stopFollow();
int x = _actor.getX();
int y = _actor.getY();
double dx = worldPosition.getX() - x;
double dy = worldPosition.getY() - y;
double dist = Math.sqrt((dx * dx) + (dy * dy));
double sin = dy / dist;
double cos = dx / dist;
dist -= offset - 5;
x += (int) (dist * cos);
y += (int) (dist * sin);
moveTo(x, y, worldPosition.getZ());
return true;
}
if (getFollowTarget() != null)
{
stopFollow();
}
return false;
}
/**
* Manage the Move to Pawn action in function of the distance and of the Interact area.
* Actions :
*
* - Get the distance between the current position of the L2Character and the target (x,y)
* - If the distance > offset+20, move the actor (by running) to Pawn server side AND client side by sending Server->Client packet MoveToPawn (broadcast)
* - If the distance <= offset+20, Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
*
* Example of use :
*
* - L2PLayerAI, L2SummonAI
*
* @param target The targeted L2Object
* @param offset The Interact area radius
* @return True if a movement must be done
*/
protected boolean maybeMoveToPawn(L2Object target, int offset)
{
// Get the distance between the current position of the L2Character and the target (x,y)
if (target == null)
{
_log.warn("maybeMoveToPawn: target == NULL!");
return false;
}
if (offset < 0)
{
return false; // skill radius -1
}
offset += _actor.getTemplate().getCollisionRadius();
if (target instanceof L2Character)
{
offset += ((L2Character) target).getTemplate().getCollisionRadius();
}
if (!_actor.isInsideRadius(target, offset, false, false))
{
// Caller should be L2Playable and thinkAttack/thinkCast/thinkInteract/thinkPickUp
if (getFollowTarget() != null)
{
// allow larger hit range when the target is moving (check is run only once per second)
if (!_actor.isInsideRadius(target, offset + 100, false, false))
{
return true;
}
stopFollow();
return false;
}
if (_actor.isMovementDisabled())
{
// If player is trying attack target but he cannot move to attack target
// change his intention to idle
if (_actor.getAI().getIntention() == CtrlIntention.AI_INTENTION_ATTACK)
{
_actor.getAI().setIntention(CtrlIntention.AI_INTENTION_IDLE);
}
return true;
}
// while flying there is no move to cast
if ((_actor.getAI().getIntention() == CtrlIntention.AI_INTENTION_CAST) && (_actor instanceof L2PcInstance) && _actor.isTransformed())
{
if (!_actor.getTransformation().isCombat())
{
_actor.sendPacket(SystemMessageId.DIST_TOO_FAR_CASTING_STOPPED);
_actor.sendPacket(ActionFailed.STATIC_PACKET);
return true;
}
}
// If not running, set the L2Character movement type to run and send Server->Client packet ChangeMoveType to all others L2PcInstance
if (!_actor.isRunning() && !(this instanceof L2PlayerAI) && !(this instanceof L2SummonAI))
{
_actor.setRunning();
}
stopFollow();
if ((target instanceof L2Character) && !(target instanceof L2DoorInstance))
{
if (((L2Character) target).isMoving())
{
offset -= 100;
}
if (offset < 5)
{
offset = 5;
}
startFollow((L2Character) target, offset);
}
else
{
// Move the actor to Pawn server side AND client side by sending Server->Client packet MoveToPawn (broadcast)
moveToPawn(target, offset);
}
return true;
}
if (getFollowTarget() != null)
{
stopFollow();
}
// Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
// clientStopMoving(null);
return false;
}
/**
* Modify current Intention and actions if the target is lost or dead.
* Actions : If the target is lost or dead
*
* - Stop the actor auto-attack client side by sending Server->Client packet AutoAttackStop (broadcast)
* - Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
* - Set the Intention of this AbstractAI to AI_INTENTION_ACTIVE
*
* Example of use :
*
* - L2PLayerAI, L2SummonAI
*
* @param target The targeted L2Object
* @return True if the target is lost or dead (false if fakedeath)
*/
protected boolean checkTargetLostOrDead(L2Character target)
{
if ((target == null) || target.isAlikeDead())
{
// check if player is fakedeath
if ((target instanceof L2PcInstance) && ((L2PcInstance) target).isFakeDeath())
{
target.stopFakeDeath(true);
return false;
}
// Set the Intention of this AbstractAI to AI_INTENTION_ACTIVE
setIntention(AI_INTENTION_ACTIVE);
return true;
}
return false;
}
/**
* Modify current Intention and actions if the target is lost.
* Actions : If the target is lost
*
* - Stop the actor auto-attack client side by sending Server->Client packet AutoAttackStop (broadcast)
* - Stop the actor movement server side AND client side by sending Server->Client packet StopMove/StopRotation (broadcast)
* - Set the Intention of this AbstractAI to AI_INTENTION_ACTIVE
*
* Example of use :
*
* - L2PLayerAI, L2SummonAI
*
* @param target The targeted L2Object
* @return True if the target is lost
*/
protected boolean checkTargetLost(L2Object target)
{
// check if player is fakedeath
if (target instanceof L2PcInstance)
{
L2PcInstance target2 = (L2PcInstance) target; // convert object to chara
if (target2.isFakeDeath())
{
target2.stopFakeDeath(true);
return false;
}
}
if (target == null)
{
// Set the Intention of this AbstractAI to AI_INTENTION_ACTIVE
setIntention(AI_INTENTION_ACTIVE);
return true;
}
if ((_actor != null) && (_skill != null) && _skill.isBad() && (_skill.getAffectRange() > 0) && !GeoData.getInstance().canSeeTarget(_actor, target))
{
setIntention(AI_INTENTION_ACTIVE);
return true;
}
return false;
}
protected class SelfAnalysis
{
public boolean isMage = false;
public boolean isBalanced;
public boolean isArcher = false;
public boolean isHealer = false;
public boolean isFighter = false;
public boolean cannotMoveOnLand = false;
public List generalSkills = new ArrayList<>();
public List buffSkills = new ArrayList<>();
public int lastBuffTick = 0;
public List debuffSkills = new ArrayList<>();
public int lastDebuffTick = 0;
public List cancelSkills = new ArrayList<>();
public List healSkills = new ArrayList<>();
// public List trickSkills = new ArrayList<>();
public List generalDisablers = new ArrayList<>();
public List sleepSkills = new ArrayList<>();
public List rootSkills = new ArrayList<>();
public List muteSkills = new ArrayList<>();
public List resurrectSkills = new ArrayList<>();
public boolean hasHealOrResurrect = false;
public boolean hasLongRangeSkills = false;
public boolean hasLongRangeDamageSkills = false;
public int maxCastRange = 0;
public SelfAnalysis()
{
}
public void init()
{
switch (((L2NpcTemplate) _actor.getTemplate()).getAIType())
{
case FIGHTER:
isFighter = true;
break;
case MAGE:
isMage = true;
break;
case CORPSE:
case BALANCED:
isBalanced = true;
break;
case ARCHER:
isArcher = true;
break;
case HEALER:
isHealer = true;
break;
default:
isFighter = true;
break;
}
// water movement analysis
if (_actor.isNpc())
{
switch (_actor.getId())
{
case 20314: // great white shark
case 20849: // Light Worm
cannotMoveOnLand = true;
break;
default:
cannotMoveOnLand = false;
break;
}
}
// skill analysis
for (Skill sk : _actor.getAllSkills())
{
if (sk.isPassive())
{
continue;
}
int castRange = sk.getCastRange();
boolean hasLongRangeDamageSkill = false;
if (sk.isContinuous())
{
if (!sk.isDebuff())
{
buffSkills.add(sk);
}
else
{
debuffSkills.add(sk);
}
continue;
}
if (sk.hasEffectType(L2EffectType.DISPEL, L2EffectType.DISPEL_BY_SLOT))
{
cancelSkills.add(sk);
}
else if (sk.hasEffectType(L2EffectType.HEAL))
{
healSkills.add(sk);
hasHealOrResurrect = true;
}
else if (sk.hasEffectType(L2EffectType.SLEEP))
{
sleepSkills.add(sk);
}
else if (sk.hasEffectType(L2EffectType.STUN, L2EffectType.PARALYZE))
{
// hardcoding petrification until improvements are made to
// EffectTemplate... petrification is totally different for
// AI than paralyze
switch (sk.getId())
{
case 367:
case 4111:
case 4383:
case 4616:
case 4578:
sleepSkills.add(sk);
break;
default:
generalDisablers.add(sk);
break;
}
}
else if (sk.hasEffectType(L2EffectType.ROOT))
{
rootSkills.add(sk);
}
else if (sk.hasEffectType(L2EffectType.FEAR))
{
debuffSkills.add(sk);
}
else if (sk.hasEffectType(L2EffectType.MUTE))
{
muteSkills.add(sk);
}
else if (sk.hasEffectType(L2EffectType.RESURRECTION))
{
resurrectSkills.add(sk);
hasHealOrResurrect = true;
}
else
{
generalSkills.add(sk);
hasLongRangeDamageSkill = true;
}
if (castRange > 70)
{
hasLongRangeSkills = true;
if (hasLongRangeDamageSkill)
{
hasLongRangeDamageSkills = true;
}
}
if (castRange > maxCastRange)
{
maxCastRange = castRange;
}
}
// Because of missing skills, some mages/balanced cannot play like mages
if (!hasLongRangeDamageSkills && isMage)
{
isBalanced = true;
isMage = false;
isFighter = false;
}
if (!hasLongRangeSkills && (isMage || isBalanced))
{
isBalanced = false;
isMage = false;
isFighter = true;
}
if (generalSkills.isEmpty() && isMage)
{
isBalanced = true;
isMage = false;
}
}
}
protected class TargetAnalysis
{
public L2Character character;
public boolean isMage;
public boolean isBalanced;
public boolean isArcher;
public boolean isFighter;
public boolean isCanceled;
public boolean isSlower;
public boolean isMagicResistant;
public TargetAnalysis()
{
}
public void update(L2Character target)
{
// update status once in 4 seconds
if ((target == character) && (Rnd.nextInt(100) > 25))
{
return;
}
character = target;
if (target == null)
{
return;
}
isMage = false;
isBalanced = false;
isArcher = false;
isFighter = false;
isCanceled = false;
if (target.getMAtk(null, null) > (1.5 * target.getPAtk(null)))
{
isMage = true;
}
else if (((target.getPAtk(null) * 0.8) < target.getMAtk(null, null)) || ((target.getMAtk(null, null) * 0.8) > target.getPAtk(null)))
{
isBalanced = true;
}
else
{
L2Weapon weapon = target.getActiveWeaponItem();
if ((weapon != null) && ((weapon.getItemType() == WeaponType.BOW) || (weapon.getItemType() == WeaponType.CROSSBOW)))
{
isArcher = true;
}
else
{
isFighter = true;
}
}
if (target.getRunSpeed() < (_actor.getRunSpeed() - 3))
{
isSlower = true;
}
else
{
isSlower = false;
}
if ((target.getMDef(null, null) * 1.2) > _actor.getMAtk(null, null))
{
isMagicResistant = true;
}
else
{
isMagicResistant = false;
}
if (target.getBuffCount() < 4)
{
isCanceled = true;
}
}
}
public boolean canAura(Skill sk)
{
if ((sk.getTargetType() == L2TargetType.AURA) || (sk.getTargetType() == L2TargetType.BEHIND_AURA) || (sk.getTargetType() == L2TargetType.FRONT_AURA) || (sk.getTargetType() == L2TargetType.AURA_CORPSE_MOB))
{
for (L2Object target : _actor.getKnownList().getKnownCharactersInRadius(sk.getAffectRange()))
{
if (target == getAttackTarget())
{
return true;
}
}
}
return false;
}
public boolean canAOE(Skill sk)
{
if (sk.hasEffectType(L2EffectType.DISPEL, L2EffectType.DISPEL_BY_SLOT))
{
if ((sk.getTargetType() == L2TargetType.AURA) || (sk.getTargetType() == L2TargetType.BEHIND_AURA) || (sk.getTargetType() == L2TargetType.FRONT_AURA) || (sk.getTargetType() == L2TargetType.AURA_CORPSE_MOB))
{
boolean cancast = true;
for (L2Character target : _actor.getKnownList().getKnownCharactersInRadius(sk.getAffectRange()))
{
if (!GeoData.getInstance().canSeeTarget(_actor, target))
{
continue;
}
if (target instanceof L2Attackable)
{
L2Npc actors = ((L2Npc) _actor);
if (!actors.isChaos())
{
continue;
}
}
if (target.isAffectedBySkill(sk.getId()))
{
cancast = false;
}
}
if (cancast)
{
return true;
}
}
else if ((sk.getTargetType() == L2TargetType.AREA) || (sk.getTargetType() == L2TargetType.BEHIND_AREA) || (sk.getTargetType() == L2TargetType.FRONT_AREA))
{
boolean cancast = true;
for (L2Character target : getAttackTarget().getKnownList().getKnownCharactersInRadius(sk.getAffectRange()))
{
if (!GeoData.getInstance().canSeeTarget(_actor, target) || (target == null))
{
continue;
}
if (target instanceof L2Attackable)
{
L2Npc actors = ((L2Npc) _actor);
if (!actors.isChaos())
{
continue;
}
}
if (!target.getEffectList().isEmpty())
{
cancast = true;
}
}
if (cancast)
{
return true;
}
}
}
else
{
if ((sk.getTargetType() == L2TargetType.AURA) || (sk.getTargetType() == L2TargetType.BEHIND_AURA) || (sk.getTargetType() == L2TargetType.FRONT_AURA) || (sk.getTargetType() == L2TargetType.AURA_CORPSE_MOB))
{
boolean cancast = false;
for (L2Character target : _actor.getKnownList().getKnownCharactersInRadius(sk.getAffectRange()))
{
if (!GeoData.getInstance().canSeeTarget(_actor, target))
{
continue;
}
if (target instanceof L2Attackable)
{
L2Npc actors = ((L2Npc) _actor);
if (!actors.isChaos())
{
continue;
}
}
if (!target.getEffectList().isEmpty())
{
cancast = true;
}
}
if (cancast)
{
return true;
}
}
else if ((sk.getTargetType() == L2TargetType.AREA) || (sk.getTargetType() == L2TargetType.BEHIND_AREA) || (sk.getTargetType() == L2TargetType.FRONT_AREA))
{
boolean cancast = true;
for (L2Character target : getAttackTarget().getKnownList().getKnownCharactersInRadius(sk.getAffectRange()))
{
if (!GeoData.getInstance().canSeeTarget(_actor, target))
{
continue;
}
if (target instanceof L2Attackable)
{
L2Npc actors = ((L2Npc) _actor);
if (!actors.isChaos())
{
continue;
}
}
if (target.isAffectedBySkill(sk.getId()))
{
cancast = false;
}
}
if (cancast)
{
return true;
}
}
}
return false;
}
public boolean canParty(Skill sk)
{
if (sk.getTargetType() == L2TargetType.PARTY)
{
int count = 0;
int ccount = 0;
for (L2Character target : _actor.getKnownList().getKnownCharactersInRadius(sk.getAffectRange()))
{
if (!(target instanceof L2Attackable) || !GeoData.getInstance().canSeeTarget(_actor, target))
{
continue;
}
L2Npc targets = ((L2Npc) target);
L2Npc actors = ((L2Npc) _actor);
if (targets.isInMyClan(actors))
{
count++;
if (target.isAffectedBySkill(sk.getId()))
{
ccount++;
}
}
}
if (ccount < count)
{
return true;
}
}
return false;
}
public boolean isParty(Skill sk)
{
return (sk.getTargetType() == L2TargetType.PARTY);
}
}