JSAI: main station AI
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Resources/AIs/stationAI.js
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73
Resources/AIs/stationAI.js
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/*
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stationAI.js
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Priority-based AI for main stations
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Oolite
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Copyright © 2004-2013 Giles C Williams and contributors
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA.
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*/
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"use strict";
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this.name = "Oolite Main Station AI";
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this.version = "1.79";
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this.aiStarted = function() {
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var ai = new worldScripts["oolite-libPriorityAI"].AILib(this.ship);
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ai.setParameter("oolite_flag_listenForDistressCall",true);
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ai.setParameter("oolite_flag_markOffenders",true);
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ai.setParameter("oolite_stationPatrolRole","police-station-patrol");
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ai.setCommunication("oolite_distressResponseAggressor","This is protected space, [p1]. Acts of aggression will not be tolerated!");
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ai.setPriorities([
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/* Fight */
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{
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preconfiguration: ai.configurationStationValidateTarget,
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condition: ai.conditionInCombat,
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behaviour: ai.behaviourStationLaunchDefenseShips,
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reconsider: 5
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},
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/* Respond to distress calls */
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{
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condition: ai.conditionHasReceivedDistressCall,
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behaviour: ai.behaviourStationRespondToDistressCall,
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reconsider: 20
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},
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/* Scan */
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{
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preconfiguration: ai.configurationCheckScanner,
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condition: ai.conditionScannerContainsSalvage,
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behaviour: ai.behaviourStationLaunchSalvager,
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reconsider: 60 // long delay to avoid launching too many at once
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},
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{
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notcondition: ai.conditionScannerContainsPatrol,
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behaviour: ai.behaviourStationLaunchPatrol,
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reconsider: 60
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},
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{
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configuration: ai.configurationStationReduceAlertLevel,
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behaviour: ai.behaviourStationManageTraffic,
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reconsider: 60
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}
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]);
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}
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@ -1182,7 +1182,7 @@
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};
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"oolite_template_coriolis-station" =
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{
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ai_type = "stationAI.plist";
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ai_type = "stationAI.js";
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cargo_type = "CARGO_NOT_CARGO";
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energy_recharge_rate = 100;
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forward_weapon_type = "WEAPON_NONE";
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@ -1344,7 +1344,7 @@
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};
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"oolite_template_dodecahedron-station" =
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{
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ai_type = "stationAI.plist";
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ai_type = "stationAI.js";
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cargo_type = "CARGO_NOT_CARGO";
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energy_recharge_rate = 100;
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forward_weapon_type = "WEAPON_NONE";
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@ -1603,7 +1603,7 @@
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};
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"oolite_template_icosahedron-station" =
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{
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ai_type = "stationAI.plist";
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ai_type = "stationAI.js";
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cargo_type = "CARGO_NOT_CARGO";
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energy_recharge_rate = 100;
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forward_weapon_type = "WEAPON_NONE";
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@ -181,22 +181,22 @@ this.AILib = function(ship)
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/* ****************** General AI functions ************** */
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this.setPriorities = function(prioritylist)
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this.setPriorities = function(priorities)
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{
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priorityList = prioritylist;
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priorityList = priorities;
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this.setUpHandlers({});
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this.reconsiderNow();
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}
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// parameters created by Oolite must always be prefixed oolite-
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// parameters created by Oolite must always be prefixed oolite_
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this.setCommunication = function(key, value)
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{
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communications[key] = value;
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}
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// parameters created by Oolite must always be prefixed oolite-
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// parameters created by Oolite must always be prefixed oolite_
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this.setParameter = function(key, value)
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{
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parameters[key] = value;
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@ -389,7 +389,11 @@ this.AILib = function(ship)
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this.isFighting = function(ship)
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{
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return ship && (ship.hasHostileTarget || (ship.isStation && ship.alertCondition > 1));
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if (ship.isStation)
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{
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return ship.alertCondition == 3 && ship.target;
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}
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return ship && ship.hasHostileTarget;
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}
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@ -758,15 +762,45 @@ this.AILib = function(ship)
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});
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}
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this.conditionScannerContainsSalvageForMe = function()
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{
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if (!this.conditionCanScoopCargo())
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{
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return false;
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}
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return this.checkScannerWithPredicate(function(s) {
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return s.isInSpace && s.scanClass == "CLASS_CARGO" && s.velocity.magnitude() < this.ship.maxSpeed;
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});
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}
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this.conditionScannerContainsSalvage = function()
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{
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return this.checkScannerWithPredicate(function(s) {
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return s.isInSpace && s.scanClass == "CLASS_CARGO";
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});
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}
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this.conditionScannerContainsPatrol = function()
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{
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return this.checkScannerWithPredicate(function(s) {
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return s.isInSpace && s.primaryRole == this.getParameter("oolite_stationPatrolRole");
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});
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}
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this.conditionHasReceivedDistressCall = function()
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{
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var aggressor = this.getParameter("oolite_distressAggressor");
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var sender = this.getParameter("oolite_distressSender");
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if (aggressor == null || !aggressor.isInSpace || sender == null || !sender.isInSpace || sender.position.distanceTo(this.ship) > this.ship.scannerRange)
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var ts = this.getParameter("oolite_distressTimestamp");
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if (aggressor == null || !aggressor.isInSpace || sender == null || !sender.isInSpace || sender.position.distanceTo(this.ship) > this.ship.scannerRange || ts+30 < clock.adjustedSeconds)
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{
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// no, or it has expired
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this.setParameter("oolite_distressAggressor",null);
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this.setParameter("oolite_distressSender",null);
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this.setParameter("oolite_distressTimestamp",null);
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return false;
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}
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return true;
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@ -1896,6 +1930,99 @@ this.AILib = function(ship)
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this.communicate("oolite_landingOnPlanet");
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}
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/* Station behaviours: have different standard handler sets */
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this.behaviourStationLaunchDefenseShips = function()
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{
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if (this.ship.target && this.isAggressive(this.ship.target))
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{
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this.alertCondition = 3;
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this.ship.launchDefenseShip();
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this.ship.requestHelpFromGroup();
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}
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var handlers = {};
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this.responsesAddStation(handlers);
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this.setUpHandlers(handlers);
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}
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this.behaviourStationRespondToDistressCall = function()
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{
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var aggressor = this.getParameter("oolite_distressAggressor");
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var sender = this.getParameter("oolite_distressSender");
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if (sender.bounty > aggressor.bounty)
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{
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var tmp = sender;
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sender = aggressor;
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aggressor = tmp;
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}
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if (aggressor.position.distanceTo(this.ship) < this.ship.scannerRange)
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{
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this.ship.target = aggressor;
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this.ship.alertCondition = 3;
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this.ship.launchDefenseShip();
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this.communicate("oolite_distressResponseAggressor",aggressor.displayName);
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this.ship.requestHelpFromGroup();
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}
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else
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{
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this.communicate("oolite_distressResponseSender",sender.displayName);
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}
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var handlers = {};
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this.responsesAddStation(handlers);
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this.setUpHandlers(handlers);
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}
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this.behaviourStationLaunchSalvager = function()
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{
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if (this.alertCondition > 1)
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{
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this.alertCondition--;
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}
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this.ship.launchScavenger();
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var handlers = {};
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this.responsesAddStation(handlers);
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this.setUpHandlers(handlers);
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}
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this.behaviourStationLaunchPatrol = function()
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{
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this.ship.launchPatrol();
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if (this.alertCondition > 1)
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{
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this.alertCondition--;
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}
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var handlers = {};
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this.responsesAddStation(handlers);
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this.setUpHandlers(handlers);
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}
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this.behaviourStationManageTraffic = function()
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{
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var handlers = {};
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this.responsesAddStation(handlers);
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this.setUpHandlers(handlers);
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if (this.ship.hasNPCTraffic)
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{
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if (Math.random() < 0.3)
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{
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var trader = this.ship.launchShipWithRole("trader");
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trader.setCargoType("PLENTIFUL_GOODS");
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}
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if (Math.random() < 0.1)
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{
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this.ship.launchShuttle();
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}
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// TODO: integrate with system repopulator rather than just
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// launching ships at random
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}
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}
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/* ****************** Configuration functions ************** */
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/* Configurations. Configurations are set up actions for a behaviour
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@ -2466,6 +2593,25 @@ this.AILib = function(ship)
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}
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}
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this.configurationStationReduceAlertLevel = function()
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{
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if (this.ship.alertCondition > 1)
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{
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this.ship.alertCondition--;
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}
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}
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this.configurationStationValidateTarget = function()
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{
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if (this.ship.target)
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{
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if(this.ship.position.distanceTo(this.ship.target) > this.ship.scannerRange)
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{
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// station behaviour does not generally validate target
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this.ship.target = null;
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}
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}
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}
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/* ****************** Response definition functions ************** */
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@ -2661,6 +2807,7 @@ this.AILib = function(ship)
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}
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this.setParameter("oolite_distressAggressor",aggressor);
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this.setParameter("oolite_distressSender",sender);
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this.setParameter("oolite_distressTimestamp",clock.adjustedSeconds);
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this.reconsiderNow();
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}
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handlers.offenceCommittedNearby = function(attacker, victim)
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@ -2762,6 +2909,134 @@ this.AILib = function(ship)
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}
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}
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// shorter list than before
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this.responsesAddStation = function(handlers)
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{
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handlers.cascadeWeaponDetected = function(weapon)
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{
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this.ship.alertCondition = 3;
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this.reconsiderNow();
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};
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handlers.shipAttackedWithMissile = function(missile,whom)
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{
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this.ship.alertCondition = 3;
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if (this.ship.equipmentStatus("EQ_ECM") == "EQUIPMENT_OK")
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{
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this.ship.fireECM();
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this.ship.addDefenseTarget(missile);
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this.ship.addDefenseTarget(whom);
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// but don't reconsider immediately
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}
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else
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{
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this.ship.addDefenseTarget(missile);
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this.ship.addDefenseTarget(whom);
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var tmp = this.ship.target;
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this.ship.target = whom;
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this.ship.requestHelpFromGroup();
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this.ship.target = tmp;
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this.reconsiderNow();
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}
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};
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handlers.shipBeingAttacked = function(whom)
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{
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if (whom.target != this.ship && whom != player.ship)
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{
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// was accidental
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if (this.allied(whom,this.ship))
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{
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this.communicate("oolite_friendlyFire",whom.displayName);
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// ignore it
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return;
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}
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if (Math.random() > 0.1)
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{
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// usually ignore it anyway
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return;
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}
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}
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this.ship.alertCondition = 3;
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if (this.ship.defenseTargets.indexOf(whom) < 0)
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{
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this.ship.addDefenseTarget(whom);
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this.reconsiderNow();
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}
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else
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{
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// else we know about this attacker already
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if (this.ship.energy * 4 < this.ship.maxEnergy)
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{
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// but at low energy still reconsider
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this.reconsiderNow();
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this.ship.requestHelpFromGroup();
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}
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}
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if (this.ship.hasHostileTarget)
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{
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if (!this.isAggressive(this.ship.target))
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{
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// if our current target is running away, switch targets
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this.ship.target = whom;
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}
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else if (this.ship.target.target != this.ship)
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{
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// if our current target isn't aiming at us
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if (Math.random() < 0.2)
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{
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// occasionally switch
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this.ship.target = whom;
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}
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}
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}
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};
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handlers.shipTargetLost = function(target)
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{
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this.reconsiderNow();
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};
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handlers.helpRequestReceived = function(ally, enemy)
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{
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this.ship.addDefenseTarget(enemy);
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if (!this.ship.alertCondition == 3)
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{
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this.ship.target = enemy;
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this.reconsiderNow();
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return; // not in a combat mode
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}
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this.ship.target = enemy;
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}
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handlers.distressMessageReceived = function(aggressor, sender)
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{
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if (this.getParameter("oolite_flag_listenForDistressCall") != true)
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{
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return;
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}
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this.setParameter("oolite_distressAggressor",aggressor);
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this.setParameter("oolite_distressSender",sender);
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this.setParameter("oolite_distressTimestamp",clock.adjustedSeconds);
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this.reconsiderNow();
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}
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handlers.offenceCommittedNearby = function(attacker, victim)
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{
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if (this.getParameter("oolite_flag_markOffenders"))
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{
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attacker.setBounty(attacker.bounty | 7,"seen by police");
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this.ship.addDefenseTarget(attacker);
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if (this.ship.alertCondition < 3)
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{
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this.ship.alertCondition = 3;
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this.ship.target = attacker;
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}
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this.reconsiderNow();
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}
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}
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}
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/* ******************* Waypoint generators *********************** */
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@ -462,7 +462,7 @@ static JSFunctionSpec sShipMethods[] =
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{ "remove", ShipRemove, 0 },
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{ "removeDefenseTarget", ShipRemoveDefenseTarget, 1 },
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{ "removeEquipment", ShipRemoveEquipment, 1 },
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{ "requestHelpFromGroup", ShipRequestHelpFromGroup, 1},
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{ "requestHelpFromGroup", ShipRequestHelpFromGroup, 0},
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{ "requestDockingInstructions", ShipRequestDockingInstructions, 0},
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{ "recallDockingInstructions", ShipRecallDockingInstructions, 0},
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{ "restoreSubEntities", ShipRestoreSubEntities, 0 },
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