ZigLeashAssignmentAI.java

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package com.fs.starfarer.api.impl.campaign.world;
 
import java.awt.Color;
 
import org.lwjgl.util.vector.Vector2f;
 
import com.fs.starfarer.api.campaign.CampaignFleetAPI;
import com.fs.starfarer.api.campaign.FleetAssignment;
import com.fs.starfarer.api.campaign.SectorEntityToken;
import com.fs.starfarer.api.campaign.ai.CampaignFleetAIAPI;
import com.fs.starfarer.api.campaign.ai.ModularFleetAIAPI;
import com.fs.starfarer.api.impl.campaign.procgen.themes.BaseAssignmentAI;
import com.fs.starfarer.api.util.IntervalUtil;
import com.fs.starfarer.api.util.Misc;
 
public class ZigLeashAssignmentAI extends BaseAssignmentAI {
 
    protected float elapsed = 0f;
    protected float dur = 30f + (float) Math.random() * 20f;
    protected SectorEntityToken toGuard;
    
    protected IntervalUtil moteSpawn = new IntervalUtil(0.01f, 0.1f);
    
    public ZigLeashAssignmentAI(CampaignFleetAPI fleet, SectorEntityToken toGuard) {
        super();
        this.fleet = fleet;
        this.toGuard = toGuard;
        
        giveInitialAssignments();
    }
 
    @Override
    protected void giveInitialAssignments() {
        pickNext();
    }
 
    @Override
    protected void pickNext() {
        fleet.addAssignment(FleetAssignment.ORBIT_AGGRESSIVE, toGuard, 100f);
    }
 
    @Override
    public void advance(float amount) {
        super.advance(amount);
        
//      if (fleet.getCurrentAssignment() == null || fleet.getCurrentAssignment().getAssignment() != FleetAssignment.HOLD) {
//          fleet.addAssignmentAtStart(FleetAssignment.HOLD, null, 1000f, null);
//      }
        
        if (toGuard != null) {
            float dist = Misc.getDistance(fleet.getLocation(), toGuard.getLocation());
            if (dist > toGuard.getRadius() + fleet.getRadius() + 1500 && 
                    fleet.getAI().getCurrentAssignmentType() == FleetAssignment.ORBIT_AGGRESSIVE) {
                fleet.addAssignmentAtStart(FleetAssignment.ORBIT_PASSIVE, toGuard, 1f, null);
                CampaignFleetAIAPI ai = fleet.getAI();
                if (ai instanceof ModularFleetAIAPI) {
                    // needed to interrupt an in-progress pursuit
                    ModularFleetAIAPI m = (ModularFleetAIAPI) ai;
                    m.getStrategicModule().getDoNotAttack().add(m.getTacticalModule().getTarget(), 1f);
                    m.getTacticalModule().setTarget(null);
                }
            }
        }
        
        float days = Misc.getDays(amount);
        moteSpawn.advance(days * 1f);
        if (moteSpawn.intervalElapsed()) {
            spawnMote(fleet);
        }
    }
 
    
    public static void spawnMote(SectorEntityToken from) {
        if (!from.isInCurrentLocation()) return;
        
        float dur = 1f + 2f * (float) Math.random();
        dur *= 2f;
        float size = 3f + (float) Math.random() * 5f;
        size *= 3f;
        Color color = new Color(255,100,255,175);
        
        Vector2f loc = Misc.getPointWithinRadius(from.getLocation(), from.getRadius());
        Vector2f vel = Misc.getUnitVectorAtDegreeAngle((float) Math.random() * 360f);
        vel.scale(5f + (float) Math.random() * 10f);
        Vector2f.add(vel, from.getVelocity(), vel);
        Misc.addGlowyParticle(from.getContainingLocation(), loc, vel, size, 0.5f, dur, color);
    }
}