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//      Magicbane Emulator Project © 2013 - 2026
//                https://www.magicbane.com


package engine.objects;

import engine.gameManager.DbManager;
import engine.mbEnums;
import engine.parsers.cache.CObjectIndex;
import engine.parsers.objects.RuneTemplate;
import engine.server.MBServerStatics;
import engine.util.Hasher;
import org.pmw.tinylog.Logger;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;


public class RuneBase extends AbstractGameObject {

    public static HashMap<Integer, ArrayList<Integer>> AllowedBaseClassRunesMap = new HashMap<>();
    public static HashMap<Integer, ArrayList<Integer>> AllowedRaceRunesMap = new HashMap<>();
    // Flagged rune_is_standard_character_creation but missing from CharCreateRuneList.cfg ATTRRUNES:
    // admin runes 2910/2911, unused duplicates, and Proficient with Bows (commented out in the cfg).
    private static final Set<Integer> NON_CREATION_TALENTS = new HashSet<>(Arrays.asList(2910, 2911, 250081, 250116, 250117, 250123, 250124, 250125));
    private final String name;
    private final String description;
    private final ConcurrentHashMap<Integer, Boolean> race = new ConcurrentHashMap<>(MBServerStatics.CHM_INIT_CAP, MBServerStatics.CHM_LOAD, MBServerStatics.CHM_THREAD_LOW);
    private final ConcurrentHashMap<Integer, Boolean> baseClass = new ConcurrentHashMap<>(MBServerStatics.CHM_INIT_CAP, MBServerStatics.CHM_LOAD, MBServerStatics.CHM_THREAD_LOW);
    private final ConcurrentHashMap<Integer, Boolean> promotionClass = new ConcurrentHashMap<>(MBServerStatics.CHM_INIT_CAP, MBServerStatics.CHM_LOAD, MBServerStatics.CHM_THREAD_LOW);
    private final ConcurrentHashMap<Integer, Boolean> discipline = new ConcurrentHashMap<>(MBServerStatics.CHM_INIT_CAP, MBServerStatics.CHM_LOAD, MBServerStatics.CHM_THREAD_LOW);
    private int levelRequired = 1;
    private ArrayList<MobBaseEffects> effectsList = new ArrayList<>();
    private mbEnums.RuneType runeType;
    private int subTypeToken;
    private int rank;
    private boolean raceRestrict;
    private boolean classRestrict;
    private boolean discRestrict;

    /**
     * Rune Template Constructor
     * Talents with the same sub type token replace each other by rank (client 0x4695D0), so no overwrite list.
     */
    public RuneBase(RuneTemplate rune) {
        super(rune.template_id);

        Integer classRuneID;
        Integer discRuneID;
        ArrayList<Integer> raceRuneIDs;
        RuneTemplate classRune;

        this.name = rune.item_base_name;
        this.description = rune.rune_dsc;
        this.effectsList = MobBaseEffects.getEffectsForRune(rune.template_id);
        this.runeType = rune.rune_type;
        this.rank = rune.rune_rank;
        this.levelRequired = rune.item_level_req;
        this.raceRestrict = rune.item_race_req_restrict;
        this.classRestrict = rune.item_class_req_restrict;
        this.discRestrict = rune.item_disc_req_restrict;

        for (mbEnums.MonsterType raceType : rune.item_race_req) {
            raceRuneIDs = CObjectIndex.getRaceRuneIds(raceType);

            if (raceRuneIDs.isEmpty())
                Logger.warn("RuneBase " + rune.template_id + ": race " + raceType + " has no race rune");

            for (int raceRuneID : raceRuneIDs)
                this.race.put(raceRuneID, true);
        }

        for (mbEnums.ClassType classType : rune.item_class_req) {
            classRuneID = CObjectIndex.getClassRuneId(classType);

            if (classRuneID == null) {
                Logger.warn("RuneBase " + rune.template_id + ": class " + classType + " has no class rune");
                continue;
            }

            classRune = RuneTemplate._runes.get(classRuneID);

            if (classRune.rune_is_standard_character_creation)
                this.baseClass.put(classRuneID, true);
            else
                this.promotionClass.put(classRuneID, true);
        }

        for (mbEnums.DisciplineType discType : rune.item_disc_req) {
            discRuneID = CObjectIndex.getDisciplineRuneId(discType);

            if (discRuneID == null) {
                Logger.warn("RuneBase " + rune.template_id + ": discipline " + discType + " has no discipline rune");
                continue;
            }

            this.discipline.put(discRuneID, true);
        }

        // Same token as CObjectIndex: unresolved sub types are stored as their hash
        if (!rune.rune_sub_type.isEmpty())
            this.subTypeToken = Hasher.SBStringHash(rune.rune_sub_type);
        else
            this.subTypeToken = rune.rune_sub_type_hash;
    }

    public static RuneBase getRuneBase(int tableId) {

        if (tableId == 0)
            return null;

        return (RuneBase) DbManager.getFromCache(mbEnums.GameObjectType.RuneBase, tableId);
    }

    // Rune bases are every non-RACE rune: the classes, disciplines and talents (the 315 former static_rune_runebase rows).

    public static void LoadAllRuneBases() {

        ArrayList<RuneBaseAttribute> attributes;
        int loadedCount = 0;

        RuneBaseAttribute.runeBaseAttributeMap.clear();

        for (RuneTemplate rune : RuneTemplate._runes.values()) {

            if (rune.rune_type == mbEnums.RuneType.RACE)
                continue;

            DbManager.addToCache(new RuneBase(rune));
            attributes = RuneBaseAttribute.getAttributesForRune(rune);

            // getAttrs() returns null for a rune without attributes
            if (!attributes.isEmpty())
                RuneBaseAttribute.runeBaseAttributeMap.put(rune.template_id, attributes);

            loadedCount++;
        }

        Logger.info("Loaded " + loadedCount + " rune bases from runes");

        loadCreationTalents();
    }

    // Every creation race and class gets an explicit list; there is no "any" entry.

    private static void loadCreationTalents() {

        ArrayList<Integer> creationRaceIDs = new ArrayList<>();
        ArrayList<Integer> creationClassIDs = new ArrayList<>();
        ArrayList<Integer> listedRaceIDs;
        ArrayList<Integer> listedClassIDs;
        Integer classRuneID;
        boolean listed;
        boolean allowed;
        int talentCount = 0;

        AllowedRaceRunesMap = new HashMap<>();
        AllowedBaseClassRunesMap = new HashMap<>();

        for (RuneTemplate rune : RuneTemplate._runes.values()) {

            if (!rune.rune_is_standard_character_creation)
                continue;

            if (rune.rune_type == mbEnums.RuneType.RACE) {
                creationRaceIDs.add(rune.template_id);
                AllowedRaceRunesMap.put(rune.template_id, new ArrayList<>());
            }

            if (rune.rune_type == mbEnums.RuneType.CLASS) {
                creationClassIDs.add(rune.template_id);
                AllowedBaseClassRunesMap.put(rune.template_id, new ArrayList<>());
            }
        }

        for (RuneTemplate rune : RuneTemplate._runes.values()) {

            if (!rune.rune_is_standard_character_creation || rune.rune_type != mbEnums.RuneType.TALENT)
                continue;

            if (NON_CREATION_TALENTS.contains(rune.template_id))
                continue;

            listedRaceIDs = new ArrayList<>();
            listedClassIDs = new ArrayList<>();

            for (mbEnums.MonsterType raceType : rune.item_race_req)
                listedRaceIDs.addAll(CObjectIndex.getRaceRuneIds(raceType));

            for (mbEnums.ClassType classType : rune.item_class_req) {
                classRuneID = CObjectIndex.getClassRuneId(classType);

                if (classRuneID != null)
                    listedClassIDs.add(classRuneID);
            }

            // restrict true = blacklist, false = whitelist (ArcItemRestrict_Check 0x4BAC60)
            for (int raceRuneID : creationRaceIDs) {
                listed = listedRaceIDs.contains(raceRuneID);
                allowed = rune.item_race_req_restrict ? !listed : listed;

                if (allowed)
                    AllowedRaceRunesMap.get(raceRuneID).add(rune.template_id);
            }

            for (int baseClassID : creationClassIDs) {
                listed = listedClassIDs.contains(baseClassID);
                allowed = rune.item_class_req_restrict ? !listed : listed;

                if (allowed)
                    AllowedBaseClassRunesMap.get(baseClassID).add(rune.template_id);
            }

            talentCount++;
        }

        Logger.info("Loaded " + talentCount + " creation talents for " + creationRaceIDs.size() + " races and "
                + creationClassIDs.size() + " classes from runes");
    }

    @Override
    public boolean equals(Object obj) {

        if (!super.equals(obj)) {
            return false;
        }

        if (obj instanceof RuneBase) {
            RuneBase rbObj = (RuneBase) obj;
            if (!this.name.equals(rbObj.name)) {
                return false;
            }

            if (!this.description.equals(rbObj.description)) {
                return false;
            }

            return true;
        }

        return false;
    }

    /*
     * Getters
     */
    public String getName() {
        return name;
    }

    public String getDescription() {
        return description;
    }

    /**
     * @return the attrs
     */
    public ArrayList<RuneBaseAttribute> getAttrs() {
        return RuneBaseAttribute.runeBaseAttributeMap.get(this.getObjectUUID());
    }

    public ConcurrentHashMap<Integer, Boolean> getRace() {
        return this.race;
    }

    public ConcurrentHashMap<Integer, Boolean> getBaseClass() {
        return this.baseClass;
    }

    public ConcurrentHashMap<Integer, Boolean> getPromotionClass() {
        return this.promotionClass;
    }

    public ConcurrentHashMap<Integer, Boolean> getDiscipline() {
        return this.discipline;
    }

    public mbEnums.RuneType getRuneType() {
        return this.runeType;
    }

    // 0 when the rune has no sub type; talents sharing a non-zero token replace each other
    public int getSubTypeToken() {
        return this.subTypeToken;
    }

    public int getRank() {
        return this.rank;
    }

    // restrict true: the list is a blacklist; false: a whitelist
    public boolean isRaceRestrict() {
        return this.raceRestrict;
    }

    public boolean isClassRestrict() {
        return this.classRestrict;
    }

    public boolean isDiscRestrict() {
        return this.discRestrict;
    }

    /*
     * Serializing
     */

    public int getLevelRequired() {
        return this.levelRequired;
    }

    public void setLevelRequired(int levelRequired) {
        this.levelRequired = levelRequired;
    }

    @Override
    public void updateDatabase() {
        // TODO Auto-generated method stub
    }

    /**
     * @return the effectsList
     */
    public ArrayList<MobBaseEffects> getEffectsList() {
        return effectsList;
    }

}