RemnantAssignmentAI.java

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package com.fs.starfarer.api.impl.campaign.procgen.themes;
 
import java.util.Random;
 
import org.lwjgl.util.vector.Vector2f;
 
import com.fs.starfarer.api.EveryFrameScript;
import com.fs.starfarer.api.Global;
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.StarSystemAPI;
import com.fs.starfarer.api.util.Misc;
 
public class RemnantAssignmentAI implements EveryFrameScript {
 
    protected StarSystemAPI homeSystem;
    protected CampaignFleetAPI fleet;
    protected SectorEntityToken source;
    
    
    public RemnantAssignmentAI(CampaignFleetAPI fleet, StarSystemAPI homeSystem, SectorEntityToken source) {
        this.fleet = fleet;
        this.homeSystem = homeSystem;
        this.source = source;
        
        giveInitialAssignments();
    }
    
    protected void giveInitialAssignments() {
        boolean playerInSameLocation = fleet.getContainingLocation() == Global.getSector().getCurrentLocation();
        
        // launch from source if player is in-system, or sometimes
        if ((playerInSameLocation || (float) Math.random() < 0.1f) && source != null) {
            fleet.setLocation(source.getLocation().x, source.getLocation().y);
            fleet.addAssignment(FleetAssignment.ORBIT_AGGRESSIVE, source, 3f + (float) Math.random() * 2f);
        } else {
            // start at random location
            SectorEntityToken target = RemnantSeededFleetManager.pickEntityToGuard(new Random(), homeSystem, fleet);
            if (target != null) {
                Vector2f loc = Misc.getPointAtRadius(target.getLocation(), target.getRadius() + 100f);
                fleet.setLocation(loc.x, loc.y);
            } else {
                Vector2f loc = Misc.getPointAtRadius(new Vector2f(), 5000f);
                fleet.setLocation(loc.x, loc.y);
            }
            pickNext();
        }
    }
    
    protected void pickNext() {
        boolean standDown = source != null && (float) Math.random() < 0.2f;
        if (!standDown) {
            SectorEntityToken target = RemnantSeededFleetManager.pickEntityToGuard(new Random(), homeSystem, fleet);
            if (target != null) {
                float speed = Misc.getSpeedForBurnLevel(8);
                float dist = Misc.getDistance(fleet.getLocation(), target.getLocation());
                float seconds = dist / speed;
                float days = seconds / Global.getSector().getClock().getSecondsPerDay();
                days += 5f + 5f * (float) Math.random();
                fleet.addAssignment(FleetAssignment.PATROL_SYSTEM, target, days, "patrolling");
                return;
            } else {
                float days = 5f + 5f * (float) Math.random();
                fleet.addAssignment(FleetAssignment.PATROL_SYSTEM, null, days, "patrolling");
            }
        }
        
        if (source != null) {
            float dist = Misc.getDistance(fleet.getLocation(), source.getLocation());
            if (dist > 1000) {
                fleet.addAssignment(FleetAssignment.PATROL_SYSTEM, source, 3f, "returning from patrol");
            } else {
                fleet.addAssignment(FleetAssignment.ORBIT_PASSIVE, source, 3f + (float) Math.random() * 2f, "standing down");
                fleet.addAssignment(FleetAssignment.GO_TO_LOCATION_AND_DESPAWN, source, 5f);
            }
        }
        
    }
 
    public void advance(float amount) {
        if (fleet.getCurrentAssignment() == null) {
            pickNext();
        }
    }
 
    
    
    public boolean isDone() {
        return false;
    }
 
    public boolean runWhilePaused() {
        return false;
    }
    
    
 
}