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


package engine.objects;

import engine.gameManager.DbManager;
import engine.gameManager.PowersManager;
import engine.mbEnums;
import engine.mbEnums.ItemType;
import engine.mbEnums.OwnerType;
import engine.powers.poweractions.AbstractPowerAction;
import org.pmw.tinylog.Logger;

import java.util.concurrent.atomic.AtomicInteger;

/**
 * An immutable, non-persistant implementation of Item
 *
 * @author Burfo
 */
public final class MobLoot extends Item {

    public static final AtomicInteger lastNegativeID = new AtomicInteger(0);

    private boolean isDeleted = false;
    private boolean noSteal;
    private String prefix = "";
    private String suffix = "";

    public MobLoot(AbstractCharacter mob, ItemTemplate template, boolean noSteal) {
        this(mob, template, 0, noSteal);
    }

    public MobLoot(AbstractCharacter mob, int qtyOfGold) {
        this(mob, ItemTemplate.templates.get(mbEnums.ResourceType.GOLD.templateID), qtyOfGold, false);
    }

    public MobLoot(AbstractCharacter mob, ItemTemplate template, int quantity, boolean noSteal) {

        super(template.template_id);
        this.ownerType = OwnerType.Mob;
        this.ownerID = mob.getObjectUUID();
        this.objectUUID = generateId();

        if (quantity == 0 && template.item_type == ItemType.RESOURCE)
            quantity = 1;

        if (quantity > 0)
            this.setNumOfItems(quantity);

        this.noSteal = noSteal;

        // Class is 'final'; passing 'this' should be okay at the end of the constructor

        DbManager.addToCache(this);
    }

    /**
     * Get the MobLoot object from its Id number
     *
     * @param id Id Number
     * @return MobLoot object
     */
    public static MobLoot getFromCache(int id) {
        return (MobLoot) DbManager.getFromCache(mbEnums.GameObjectType.MobLoot, id);
    }

    /**
     * Get the next available Id number.
     *
     * @return Id number
     */
    private static int generateId() {
        int id = lastNegativeID.decrementAndGet();

        //TODO Add a way to reclaim disposed IDs if this becomes a problem
        if (id == (-10000))
            Logger.warn("Only 10,000 Id numbers remain useable. Server restart suggested.");
        else if (id < Integer.MIN_VALUE + 1000)
            Logger.warn("Only " + (Integer.MIN_VALUE + id)
                    + " Id numbers remain useable! Server restart suggested.");
        else if (id == Integer.MIN_VALUE)
            throw new UnsupportedOperationException("MobLoot has no remaining Id numbers! Restart server immediately!");
        else if ((id % 10000) == 0)
            Logger.info(id + " of " + Integer.MIN_VALUE + " Id numbers consumed.");

        return id;
    }

    /**
     * Converts this MotLoot to a persistable Item. Used when a MotLoot is
     * looted
     * from a Mob to a Player. Do not call for a Gold item.
     *
     * @return An orphaned Item, ready to be moved to the Player's inventory.
     */
    public synchronized Item promoteToItem(PlayerCharacter looter) {

        if (looter == null)
            return null;

        if (isDeleted)
            return null;

        if (this.template.item_type.equals(ItemType.GOLD))
            return null;

        Item item = this;

        item.setOwner(looter);
        item.containerType = mbEnums.ItemContainerType.INVENTORY;
        item.setValue(0);

        if (this.getNumOfItems() > 1)
            item.setNumOfItems(this.getNumOfItems());

        try {
            item = DbManager.ItemQueries.PERSIST(item);
        } catch (Exception e) {
            Logger.error("e");
            return null;
        }

        //transfer enchantments to item

        if (this.prefix.length() != 0)
            item.addPermanentEnchantment(this.prefix, 0);
        if (this.suffix.length() != 0)
            item.addPermanentEnchantment(this.suffix, 0);

        this.junk();
        return item;
    }

    public synchronized void recycle(NPC vendor) {

        //remove from production list for npc in db

        DbManager.NPCQueries.REMOVE_FROM_PRODUCTION_LIST(this.getObjectUUID(), vendor.getObjectUUID());
        this.removeFromCache();
        isDeleted = true;
    }

    /**
     * Junks the item and marks it as deleted
     */
    @Override
    protected synchronized void junk() {
        this.removeFromCache();
        isDeleted = true;
    }

    /**
     * Determines if this object has been marked as deleted.
     *
     * @return True if deleted.
     */
    public boolean isDeleted() {
        return this.isDeleted;
    }

    public boolean noSteal() {
        return this.noSteal;
    }

    public void addPermanentEnchantment(String enchantID, int rank, int value, boolean prefix) {
        AbstractPowerAction apa = PowersManager.getPowerActionByIDString(enchantID);
        if (apa == null)
            return;
        apa.applyEffectForItem(this, rank);

        //limit to 2 effects
        //		if (this.effectNames.size() < 2)
        //			this.effectNames.add(enchantID);
        if (prefix)
            this.prefix = enchantID;
        else
            this.suffix = enchantID;

        this.getEffectNames().add(enchantID);
    }

    /* *****
     * All of the following methods are overridden from
     * the superclass and intentionally not implemented.
     * *****
     */

    /**
     * Not implemented
     */
    @Override
    @Deprecated
    public void setOwnerID(int id) {
    }

    /**
     * Not implemented
     */
    @Override
    @Deprecated
    public synchronized void decrementChargesRemaining() {
    }

    /**
     * Not implemented
     */

    @Deprecated
    protected boolean equipItem(NPC npc, byte slot) {
        return false;
    }

    /**
     * Not implemented
     */
    @Deprecated
    protected boolean equipItem(PlayerCharacter pc, byte slot) {
        return false;
    }

    /**
     * Not implemented
     */
    @Override
    @Deprecated
    protected boolean moveItemToBank(NPC npc) {
        return false;
    }

    /**
     * Not implemented
     */
    @Override
    @Deprecated
    protected boolean moveItemToBank(PlayerCharacter pc) {
        return false;
    }

    /**
     * Not implemented
     */
    @Override
    @Deprecated
    protected boolean moveItemToInventory(Corpse corpse) {
        return false;
    }

    /**
     * Not implemented
     */
    @Override
    @Deprecated
    protected boolean moveItemToInventory(NPC npc) {
        return false;
    }

    /**
     * Not implemented
     */
    @Override
    @Deprecated
    protected boolean moveItemToInventory(PlayerCharacter pc) {
        return false;
    }

    /**
     * Not implemented
     */
    @Override
    @Deprecated
    protected boolean moveItemToVault(Account a) {
        return false;
    }

    /**
     * Not implemented
     */

    @Deprecated
    public void setLastOwner(AbstractWorldObject value) {
    }

    /**
     * Not implemented
     */
    @Override
    @Deprecated
    public void updateDatabase() {
    }

    /**
     * Not implemented
     */
    @Override
    @Deprecated
    protected void validateItemContainer() {
    }

    public String getPrefix() {
        return prefix;
    }

    public void setPrefix(String prefix) {
        this.prefix = prefix;
    }

    public String getSuffix() {
        return suffix;
    }

    public void setSuffix(String suffix) {
        this.suffix = suffix;
    }

}