ShipGhost.java

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package com.fs.starfarer.api.impl.campaign.ghosts.types;
 
import java.util.Random;
 
import com.fs.starfarer.api.Script;
import com.fs.starfarer.api.campaign.CampaignFleetAPI;
import com.fs.starfarer.api.campaign.CustomCampaignEntityAPI;
import com.fs.starfarer.api.impl.campaign.DerelictShipEntityPlugin;
import com.fs.starfarer.api.impl.campaign.DerelictShipEntityPlugin.DerelictShipData;
import com.fs.starfarer.api.impl.campaign.ghosts.BaseSensorGhost;
import com.fs.starfarer.api.impl.campaign.ghosts.GBCircle;
import com.fs.starfarer.api.impl.campaign.ghosts.GBIRunScript;
import com.fs.starfarer.api.impl.campaign.ghosts.GBIntercept;
import com.fs.starfarer.api.impl.campaign.ghosts.GBStayInPlace;
import com.fs.starfarer.api.impl.campaign.ghosts.SensorGhostManager;
import com.fs.starfarer.api.impl.campaign.ids.Entities;
import com.fs.starfarer.api.impl.campaign.ids.Factions;
import com.fs.starfarer.api.impl.campaign.ids.Tags;
import com.fs.starfarer.api.impl.campaign.procgen.themes.BaseThemeGenerator;
import com.fs.starfarer.api.impl.campaign.procgen.themes.SalvageSpecialAssigner;
import com.fs.starfarer.api.util.Misc;
import com.fs.starfarer.api.util.WeightedRandomPicker;
 
public class ShipGhost extends BaseSensorGhost implements Script {
 
    protected Random random;
 
    public ShipGhost(SensorGhostManager manager, CampaignFleetAPI fleet) {
        super(manager, 0);
        
        random = Misc.getRandom(manager.getRandom().nextLong(), 5);
 
        int maxBurn = 9 + random.nextInt(3);;
        initEntity(genMediumSensorProfile(), genSmallRadius());
        
        if (!placeNearPlayer()) {
            setCreationFailed();
            return;
        }
        
        setDespawnRange(-1000f);
        
        float speed = Misc.getSpeedForBurnLevel(maxBurn);
        float accelMult = speed / Misc.getSpeedForBurnLevel(20f);
        if (accelMult < 0.1f) accelMult = 0.1f;
        setAccelMult(1f/ accelMult);
        
        addBehavior(new GBIntercept(fleet, 5f + random.nextFloat() * 2f, maxBurn, 450f, true));
        addBehavior(new GBCircle(fleet, 0.3f + random.nextFloat() * 0.3f, maxBurn / 2, 300f, random.nextBoolean() ? 1f : -1f));
        addBehavior(new GBStayInPlace(0.1f));
        addInterrupt(new GBIRunScript(0f, this, true));
        
    }
 
    public void run() {
        WeightedRandomPicker<String> factions = SalvageSpecialAssigner.getNearbyFactions(
                                        random, entity.getLocationInHyperspace(), 15f, 10f, 10f);
        String faction = factions.pick();
        DerelictShipData params = DerelictShipEntityPlugin.createRandom(faction, null, random, DerelictShipEntityPlugin.getDefaultSModProb());
        if (params != null) {
            params.durationDays = 15f + 15f * random.nextFloat();
            
            CustomCampaignEntityAPI ship = (CustomCampaignEntityAPI) BaseThemeGenerator.addSalvageEntity(
                    random, entity.getContainingLocation(), Entities.WRECK, Factions.NEUTRAL, params);
            SalvageSpecialAssigner.assignSpecials(ship, false, random);
            ship.addTag(Tags.EXPIRES);
            ship.setDiscoverable(false);
            ship.setLocation(entity.getLocation().x, entity.getLocation().y);
            ship.getVelocity().set(entity.getVelocity());
            ship.getMemoryWithoutUpdate().set("$fromGhost", true);
        }       
    }
    
}