/src/main/java/bspkrs/util/ItemID.java

package bspkrs.util;



import net.minecraft.item.Item;

import net.minecraft.item.ItemStack;

import net.minecraftforge.fml.common.registry.ForgeRegistries;



public class ItemID

{

    /**

     * Unique ID of the item from the namespace registry

     */

    public final String id;

    public final int    damage;



    public ItemID(String id, int damage)

    {

        this.id = id;

        this.damage = damage;

    }



    public ItemID(String id)

    {

        this(id, -1);

    }



    public ItemID(ItemStack itemStack, int damage)

    {

        this(itemStack.getItem(), damage);

    }



    public ItemID(ItemStack itemStack)

    {

        this(itemStack.getItem(), -1);

    }



    public ItemID(Item item, int damage)

    {

        this(ForgeRegistries.ITEMS.getKey(item).toString(), damage);

    }



    public ItemID(Item item)

    {

        this(ForgeRegistries.ITEMS.getKey(item).toString(), -1);

    }



    public ItemID(String format, String delimiter)

    {

        String[] parts = format.split(delimiter);



        if (parts.length > 1)

        {

            id = parts[0].trim();

            damage = CommonUtils.parseInt(parts[1], -1);

        }

        else

        {

            id = parts[0].trim();

            damage = -1;

        }

    }



    @Override

    public ItemID clone()

    {

        return new ItemID(id, damage);

    }



    @Override

    public boolean equals(Object obj)

    {

        if (this == obj)

            return true;



        if (!(obj instanceof ItemID))

            return false;



        ItemID o = (ItemID) obj;

        if ((o.damage == -1) || (damage == -1))

            return id != null ? id.equals(o.id) : o.id == null;

        else

            return id != null ? id.equals(o.id) && (damage == o.damage) : (o.id == null) && (damage == o.damage);

    }



    @Override

    public int hashCode()

    {

        return id.hashCode() * 31;

    }



    @Override

    public String toString()

    {

        return (damage == -1 ? id + "" : id + ", " + damage);

    }

}