MysteryBox.java

package com.osroyale.content.mysterybox;
 
import com.osroyale.content.mysterybox.impl.BronzeMysteryBox;
import com.osroyale.content.mysterybox.impl.GoldMysteryBox;
import com.osroyale.content.mysterybox.impl.PetMysteryBox;
import com.osroyale.content.mysterybox.impl.SilverMysteryBox;
 
import java.util.HashMap;
import java.util.Map;
import java.util.Optional;

 
public abstract class MysteryBox {

    private static Map<Integer, MysteryBox> MYSTERY_BOXES = new HashMap<>();

    public static void load() {
        MysteryBox BRONZE_BOX = new BronzeMysteryBox();
        MysteryBox SILVER_BOX = new SilverMysteryBox();
        MysteryBox GOLD_BOX = new GoldMysteryBox();
        MysteryBox PET_BOX = new PetMysteryBox();
 
        MYSTERY_BOXES.put(BRONZE_BOX.item(), BRONZE_BOX);
        MYSTERY_BOXES.put(SILVER_BOX.item(), SILVER_BOX);
        MYSTERY_BOXES.put(GOLD_BOX.item(), GOLD_BOX);
        MYSTERY_BOXES.put(PET_BOX.item(), PET_BOX);
    }

    static Optional<MysteryBox> getMysteryBox(int item) {
        return MYSTERY_BOXES.containsKey(item) ? Optional.of(MYSTERY_BOXES.get(item)) : Optional.empty();
    }

    protected abstract String name();

    protected abstract int item();

    protected abstract MysteryItem[] rewards();
}