prestonbane/src/engine/objects/AbstractGameObject.java

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//      Magicbane Emulator Project © 2013 - 2022
//                www.magicbane.com


package engine.objects;

import engine.Enum.GameObjectType;
import engine.gameManager.BuildingManager;
import engine.gameManager.DbManager;
import engine.job.JobContainer;
import engine.job.JobScheduler;
import engine.jobs.DatabaseUpdateJob;
import engine.server.MBServerStatics;
import org.pmw.tinylog.Logger;

import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.concurrent.ConcurrentHashMap;


public abstract class AbstractGameObject {
    private GameObjectType objectType = GameObjectType.unknown;
    public int objectUUID;

    private byte ver = 1;

    private ConcurrentHashMap<String, JobContainer> databaseJobs = new ConcurrentHashMap<>(MBServerStatics.CHM_INIT_CAP, MBServerStatics.CHM_LOAD, MBServerStatics.CHM_THREAD_LOW);

    /**
     * No Table ID Constructor
     */
    public AbstractGameObject() {
        super();
        setObjectType();
        this.objectUUID = MBServerStatics.NO_DB_ROW_ASSIGNED_YET;
    }

    /**
     * Normal Constructor
     */
    public AbstractGameObject(int objectUUID) {
        this();
        this.objectUUID = objectUUID;
    }

    /**
     * ResultSet Constructor
     *
     * @param rs ResultSet containing record for this object
     */
    public AbstractGameObject(ResultSet rs, int objectUUID) throws SQLException {
        this();
        this.objectUUID = objectUUID;
    }

    /**
     * ResultSet Constructor; assumes first column in ResultSet is ID
     *
     * @param rs ResultSet containing record for this object
     */
    public AbstractGameObject(ResultSet rs) throws SQLException {
        this(rs, rs.getInt(1));
    }

    public static int extractUUID(GameObjectType type, long compositeID) {
        if (type == null || type == GameObjectType.unknown || compositeID == 0L) {
            return -1;
        }
        int out = (int) compositeID;
        if (out > Long.MAX_VALUE || out < 0) {
            Logger.error("There was a problem reverse calculating a UUID from a compositeID. \tcomposID: "
                    + compositeID + " \ttype: " + type.toString() + "\tresult: " + out);
        }
        return out;
    }

    public static GameObjectType extractTypeID(long compositeID) {
        int ordinal = (int) (compositeID >>> 32);
        return GameObjectType.values()[ordinal];
    }

    public static AbstractGameObject getFromTypeAndID(long compositeID) {
        int objectTypeID = extractTypeOrdinal(compositeID);
        int tableID = extractTableID(objectTypeID, compositeID);
        GameObjectType objectType = GameObjectType.values()[objectTypeID];

        switch (objectType) {
            case PlayerCharacter:
                return PlayerCharacter.getPlayerCharacter(tableID);

            case NPC:
                return NPC.getNPC(tableID);

            case Mob:
                return Mob.getMob(tableID);

            case Building:
                return BuildingManager.getBuilding(tableID);

            case Guild:
                return Guild.getGuild(tableID);

            case Item:
                return Item.getFromCache(tableID);

            case MobLoot:
                return MobLoot.getFromCache(tableID);

            default:
                Logger.error("Failed to convert compositeID to AbstractGameObject. " + "Unsupported type encountered. "
                        + "CompositeID: " + compositeID + " ObjectType: 0x" + Integer.toHexString(objectTypeID) + " TableID: " + tableID);
        }
        return null;
    }

    public static int extractTypeOrdinal(long compositeID) {
        return (int) (compositeID >>> 32);
    }

    public static int extractTableID(int type, long compositeID) {
        if (type == 0 || compositeID == 0L) {
            return -1;
        }
        return (int) compositeID;
    }

    /*
     * Util
     */

    /*
     * Getters
     */
    public GameObjectType getObjectType() {
        return this.objectType;
    }

    protected final void setObjectType() {
        try {
            this.objectType = GameObjectType.valueOf(this.getClass().getSimpleName());
        } catch (SecurityException | IllegalArgumentException e) {
            Logger.error("Failed to find class " + this.getClass().getSimpleName()
                    + " in GameObjectTypes file. Defaulting ObjectType to 0.");
        }
    }

    public int getObjectUUID() {
        return this.objectUUID;
    }

    protected void setObjectUUID(int objectUUID) {
        this.objectUUID = objectUUID;
    }

    public byte getVer() {
        return this.ver;
    }

    public void incVer() {
        this.ver++;
        if (this.ver == (byte) -1) //-1 reserved
            this.ver++;
    }

    public boolean equals(AbstractGameObject obj) {

        if (obj == null)
            return false;

        if (obj.objectType != this.objectType) {
            return false;
        }

        return obj.getObjectUUID() == this.getObjectUUID();
    }

    public void removeFromCache() {
        DbManager.removeFromCache(this);
    }

    public ConcurrentHashMap<String, JobContainer> getDatabaseJobs() {
        return this.databaseJobs;
    }

    public void addDatabaseJob(String type, int duration) {
        DatabaseUpdateJob updateJob;

        if (databaseJobs.containsKey(type))
            return;

        updateJob = new DatabaseUpdateJob(this, type);
        JobContainer jc = JobScheduler.getInstance().scheduleJob(updateJob, duration);
        databaseJobs.put(type, jc);
    }

    public void removeDatabaseJob(String type, boolean canceled) {
        if (databaseJobs.containsKey(type)) {
            if (canceled) {
                JobContainer jc = databaseJobs.get(type);
                if (jc != null)
                    jc.cancelJob();
            }
            databaseJobs.remove(type);
        }
    }

    /*
     * Abstract Methods
     */

    public abstract void updateDatabase();
}