DisposableFleetManager.java

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package com.fs.starfarer.api.impl.campaign.fleets;
 
import java.util.LinkedHashMap;
 
import com.fs.starfarer.api.Global;
import com.fs.starfarer.api.campaign.CampaignFleetAPI;
import com.fs.starfarer.api.campaign.StarSystemAPI;
import com.fs.starfarer.api.campaign.ai.CampaignFleetAIAPI;
import com.fs.starfarer.api.campaign.ai.CampaignFleetAIAPI.EncounterOption;
import com.fs.starfarer.api.campaign.econ.MarketAPI;
import com.fs.starfarer.api.impl.campaign.ids.MemFlags;
import com.fs.starfarer.api.impl.campaign.ids.Tags;
import com.fs.starfarer.api.impl.campaign.tutorial.TutorialMissionIntel;
import com.fs.starfarer.api.util.IntervalUtil;
import com.fs.starfarer.api.util.Misc;
import com.fs.starfarer.api.util.TimeoutTracker;
 
public abstract class DisposableFleetManager extends PlayerVisibleFleetManager {
 
    public static boolean DEBUG = false;
    
    public static final String KEY_SYSTEM = "$core_disposableFleetSpawnSystem";
    public static final String KEY_SPAWN_FP = "$core_disposableFleetSpawnFP";
    //public static final float MAX_RANGE_FROM_PLAYER_LY = 3f;
    public static final float MAX_RANGE_FROM_PLAYER_LY = RouteManager.SPAWN_DIST_LY;
    public static final float DESPAWN_RANGE_LY = MAX_RANGE_FROM_PLAYER_LY + 1.4f;
    
    protected IntervalUtil tracker2 = new IntervalUtil(0.75f, 1.25f);;
    protected LinkedHashMap<String, TimeoutTracker<Boolean>> recentSpawns = new LinkedHashMap<String, TimeoutTracker<Boolean>>();
    
    protected Object readResolve() {
        super.readResolve();
        return this;
    }
    
    protected float getExpireDaysPerFleet() {
        return 30f;
    }
    
    protected String getSpawnKey(StarSystemAPI system) {
        return "$core_recentSpawn_" + getSpawnId() + "_" + system.getName();
    }
    
    protected void addRecentSpawn(StarSystemAPI system) {
        String key = getSpawnKey(system);
        float e = Global.getSector().getMemoryWithoutUpdate().getExpire(key);
        if (e < 0) e = 0;
        e += getExpireDaysPerFleet();
        Global.getSector().getMemoryWithoutUpdate().set(key, true);
        Global.getSector().getMemoryWithoutUpdate().expire(key, e);
    }
    
    protected float getRecentSpawnsForSystem(StarSystemAPI system) {
        String key = getSpawnKey(system);
        float e = Global.getSector().getMemoryWithoutUpdate().getExpire(key);
        if (e < 0) e = 0;
        return e / getExpireDaysPerFleet();
    }
    
    @Override
    protected int getMaxFleets() {
        return 100; // limiting is based on spawnRateMult instead
    }
 
    @Override
    protected boolean isOkToDespawnAssumingNotPlayerVisible(CampaignFleetAPI fleet) {
        if (currSpawnLoc == null) return true;
        String system = fleet.getMemoryWithoutUpdate().getString(KEY_SYSTEM);
        float spawnFP = fleet.getMemoryWithoutUpdate().getFloat(KEY_SPAWN_FP);
        CampaignFleetAPI player = Global.getSector().getPlayerFleet();
        float playerFP = player.getFleetPoints();
        
        if (system == null || !system.equals(currSpawnLoc.getName())) return true;
        
        if (spawnFP >= fleet.getFleetPoints() * 2f) {
            if (fleet.getAI() instanceof CampaignFleetAIAPI) {
                CampaignFleetAIAPI ai = (CampaignFleetAIAPI) fleet.getAI();
                EncounterOption option = ai.pickEncounterOption(null, player, true);
                if (option == EncounterOption.DISENGAGE) return true;
            } else {
                return fleet.getFleetPoints() <= playerFP * 0.5f;
            }
        }
        
        return false;
    }
 
    @Override
    public float getSpawnRateMult() {
        return spawnRateMult;
    }
 
    protected float spawnRateMult = 1f;
    protected StarSystemAPI currSpawnLoc = null;
    
    @Override
    public void advance(float amount) {
        if (TutorialMissionIntel.isTutorialInProgress()) {
            return;
        }
        
        super.advance(amount);
        
        
        CampaignFleetAPI player = Global.getSector().getPlayerFleet();
        if (player == null) return;
        
        float days = Global.getSector().getClock().convertToDays(amount);
        if (DEBUG) {
            days *= 100f;
        }
        
        tracker2.advance(days);
        if (tracker2.intervalElapsed()) {
            StarSystemAPI closest = pickCurrentSpawnLocation();
            if (closest != currSpawnLoc) {
                currSpawnLoc = closest;
            }
            
            //List<ManagedFleetData> remove = new ArrayList<ManagedFleetData>();
            for (ManagedFleetData data : active) {
                if (Misc.isFleetReturningToDespawn(data.fleet)) continue;
                // if it's player-visible/in the currently active location,
                // make it return to source when it's been beat up enough
                // to be worth despawning
                //if (isOkToDespawnAssumingNotPlayerVisible(data.fleet)) {
                
                float fp = data.fleet.getFleetPoints();
                float spawnFP = data.fleet.getMemoryWithoutUpdate().getFloat(KEY_SPAWN_FP);
                if (fp < spawnFP * 0.33f) {
                    Misc.giveStandardReturnToSourceAssignments(data.fleet);
                    //remove.add(data);
                }
            }
            
            //active.removeAll(remove);
            
            updateSpawnRateMult();
        }
    }
    
    public StarSystemAPI getCurrSpawnLoc() {
        return currSpawnLoc;
    }
 
    protected void updateSpawnRateMult() {
        if (currSpawnLoc == null) {
            if (DEBUG) {
                System.out.println("No target system, spawnRateMult is 1");
            }
            spawnRateMult = 1f;
            return;
        }
        
        float desiredNumFleets = getDesiredNumFleetsForSpawnLocation();
        float recentSpawns = getRecentSpawnsForSystem(currSpawnLoc);
        if (active != null) {
            float activeInSystem = 0f;
            for (ManagedFleetData data : active) {
                if (data.spawnedFor == currSpawnLoc || data.fleet.getContainingLocation() == currSpawnLoc) {
                    activeInSystem++;
                }
            }
            recentSpawns = Math.max(recentSpawns, activeInSystem);
        }
        
        spawnRateMult = (float) Math.pow(Math.max(0, (desiredNumFleets - recentSpawns) * 1f), 4f);
        if (spawnRateMult < 0) spawnRateMult = 0;
        
        //if (DEBUG || this instanceof DisposableHostileActivityFleetManager) {
        if (DEBUG) {
            System.out.println(String.format("ID: %s, system: %s, recent: %s, desired: %s, spawnRateMult: %s",
                    getSpawnId(),
                    currSpawnLoc.getName(),
                    "" + recentSpawns,
                    "" + desiredNumFleets,
                    "" + spawnRateMult));
        }
    }
 
    protected abstract int getDesiredNumFleetsForSpawnLocation();
    
    protected abstract CampaignFleetAPI spawnFleetImpl();
    protected abstract String getSpawnId();
    
    protected StarSystemAPI pickCurrentSpawnLocation() {
        return pickNearestPopulatedSystem();
    }
    protected StarSystemAPI pickNearestPopulatedSystem() {
        if (Global.getSector().isInNewGameAdvance()) return null;
        CampaignFleetAPI player = Global.getSector().getPlayerFleet();
        if (player == null) return null;
        StarSystemAPI nearest = null;
        float minDist = Float.MAX_VALUE;
        for (MarketAPI market : Global.getSector().getEconomy().getMarketsCopy()) {
            if (market.isHidden()) continue;
            if (market.getStarSystem() != null && market.getStarSystem().hasTag(Tags.SYSTEM_ABYSSAL)) continue;
            
            if (market.isPlayerOwned() && market.getSize() <= 3) continue;
            if (!market.hasSpaceport()) continue;
            
            float distToPlayerLY = Misc.getDistanceLY(player.getLocationInHyperspace(), market.getLocationInHyperspace());
            
            if (distToPlayerLY > MAX_RANGE_FROM_PLAYER_LY) continue;
            
            if (distToPlayerLY < minDist && market.getStarSystem() != null) {
                if (market.getStarSystem().getStar() != null) {
                    if (market.getStarSystem().getStar().getSpec().isPulsar()) continue;
                }
                
                nearest = market.getStarSystem();
                minDist = distToPlayerLY;
            }
        }
 
        
        // stick with current system longer unless something else is closer
        if (nearest == null && currSpawnLoc != null) {
            float distToPlayerLY = Misc.getDistanceLY(player.getLocationInHyperspace(), currSpawnLoc.getLocation());
            if (distToPlayerLY <= DESPAWN_RANGE_LY) {
                nearest = currSpawnLoc;
            }
        }
        
        return nearest;
    }
    
    public CampaignFleetAPI spawnFleet() {
        if (currSpawnLoc == null) return null;
        
        // otherwise, possible for jump-point dialog to say there's nothing on other side
        // but there will be by the time the player comes out
        if (Global.getSector().getPlayerFleet() != null && Global.getSector().getPlayerFleet().isInHyperspaceTransition()) {
            return null;
        }
        
        CampaignFleetAPI fleet = spawnFleetImpl();
        if (fleet != null) {
            fleet.getMemoryWithoutUpdate().set(KEY_SYSTEM, currSpawnLoc.getName());
            fleet.getMemoryWithoutUpdate().set(KEY_SPAWN_FP, fleet.getFleetPoints());
        }
        
        // do this even if fleet is null, to avoid non-stop fail-spawning of fleets 
        // if spawnFleetImpl() can't spawn one, for whatever reason
        addRecentSpawn(currSpawnLoc);
        updateSpawnRateMult();
        
        return fleet;
    }
 
    protected String getTravelText(StarSystemAPI system, CampaignFleetAPI fleet) {
        return "traveling to the " + system.getBaseName() + " star system";
    }
    
    protected String getActionInsideText(StarSystemAPI system, CampaignFleetAPI fleet) {
        boolean patrol = fleet.getMemoryWithoutUpdate().getBoolean(MemFlags.MEMORY_KEY_PATROL_FLEET);
        String verb = "raiding";
        if (patrol) verb = "patrolling";
        return verb + " the " + system.getBaseName() + " star system";
    }
    
    protected String getActionOutsideText(StarSystemAPI system, CampaignFleetAPI fleet) {
        boolean patrol = fleet.getMemoryWithoutUpdate().getBoolean(MemFlags.MEMORY_KEY_PATROL_FLEET);
        String verb = "raiding";
        if (patrol) verb = "patrolling";
        return verb + " around the " + system.getBaseName() + " star system";
    }
 
    protected void setLocationAndOrders(CampaignFleetAPI fleet, float probStartInHyper, float probStayInHyper) {
        StarSystemAPI system = getCurrSpawnLoc();
        
        if ((float) Math.random() < probStartInHyper || 
                (Global.getSector().getPlayerFleet() != null && Global.getSector().getPlayerFleet().isInHyperspace())) {
            Global.getSector().getHyperspace().addEntity(fleet);
        } else {
            system.addEntity(fleet);
        }
        fleet.addScript(new DisposableAggroAssignmentAI(fleet, system, this, probStayInHyper));
    }
}