package content.global.skill.cooking;

import content.global.skill.cooking.recipe.Recipe;
import core.game.interaction.NodeUsageEvent;
import core.game.interaction.UseWithHandler;
import core.game.node.entity.player.Player;
import core.game.node.item.Item;
import core.game.system.task.Pulse;
import core.plugin.Initializable;
import core.plugin.Plugin;
import core.game.dialogue.SkillDialogueHandler.SkillDialogue;
import core.game.dialogue.SkillDialogueHandler;

import java.util.ArrayList;
import java.util.List;

/**
 * Represents a cooking recipe plugin. This is used to handle the multiple
 * recipes used in cooking these recipes can range from making a pizza or making
 * a pie.
 * @author 'Vexia
 * @version 1.9
 */
@Initializable
public final class CookingRecipePlugin extends UseWithHandler {

	/**
	 * Constructs a new {@code CookingRecipePlugin} {@code Object}.
	 */
	public CookingRecipePlugin() {
		super(getAllowedNodes());
	}

	@Override
	public Plugin<Object> newInstance(Object arg) throws Throwable {
		for (Recipe recipe : Recipe.RECIPES) {
			for (Item ingredient : recipe.getIngredients()) {
				addHandler(ingredient.getId(), ITEM_TYPE, this);
			}
		}
		return this;
	}

	@Override
	public boolean handle(NodeUsageEvent event) {
		Recipe recipe = null;
		Item part = null;
        // TODO: Transitioning to a Listener would save an O(n) pass through the recipes list on every use-with
		recipeloop:
		for (Recipe temp : Recipe.RECIPES) {
			if (temp.isSingular()) {
				if (temp.getBase().getId() == event.getUsedItem().getId() || temp.getBase().getId() == event.getBaseItem().getId()) {
					for (Item ingredient : temp.getIngredients()) {
						if (ingredient.getId() == event.getBaseItem().getId() || ingredient.getId() == event.getUsedItem().getId()) {
							recipe = temp;
							break recipeloop;
						}
					}
				}
			} else {
				for (int k = 0; k < temp.getParts().length; k++) {
					for (int i = 0; i < temp.getIngredients().length; i++) {
						Item tempPart = temp.getParts()[k];
						Item ingredient = temp.getIngredients()[i];
						if (tempPart.getId() == event.getUsedItem().getId() && ingredient.getId() == event.getBaseItem().getId() || tempPart.getId() == event.getBaseItem().getId() && ingredient.getId() == event.getUsedItem().getId()) {
							if (k == i) {// represents that this ingredient can
								// mix with the other.
								recipe = temp;
								part = tempPart;
								break recipeloop;
							}
						}
					}
				}
			}
		}
		if (recipe != null) {
            final Player player = event.getPlayer();
            final Recipe recipe_ = recipe;
            final Item part_ = part;
            SkillDialogueHandler handler = new SkillDialogueHandler(player, SkillDialogue.ONE_OPTION, recipe.getProduct()) {
                @Override
                public void create(final int amount, int index) {
                    player.getPulseManager().run(new Pulse(2) {
                        int count = 0;
                        @Override
                        public boolean pulse() {
                            recipe_.mix(player, event);
                            return ++count >= amount;
                        }
                    });
                }

                @Override
                public int getAll(int index) {
                    return player.getInventory().getAmount(part_ != null ? part_ : recipe_.getBase());
                }
            };
            if (player.getInventory().getAmount(recipe.getBase()) == 1) {
                recipe_.mix(player, event);
            } else {
                handler.open();
            }
			return true;
		}
		return false;
	}

	/**
	 * Method used to get the allowed nodes for this plugin.
	 * @return the allowed nodes.
	 */
	private final static int[] getAllowedNodes() {
		List<Integer> bases = new ArrayList<>(10);
		for (Recipe recipe : Recipe.RECIPES) {
			for (Item base : recipe.getParts()) {
				if (bases.contains(base.getId())) {
					continue;
				}
				bases.add(base.getId());
			}
			if (bases.contains(recipe.getBase().getId())) {
				continue;
			}
			bases.add(recipe.getBase().getId());
		}
		int[] baseArray = new int[bases.size()];
		for (int i = 0; i < bases.size(); i++) {
			baseArray[i] = bases.get(i);
		}
		return baseArray;
	}

}