using GameCore.ECS;
using GameCore.Events;
using GameCore.Interaction.Interfaces;
using GameCore.Inventory;

namespace GameCore.Interaction;

public class RequiresItemRequirement(string itemId, int quantity, bool consumeItem) : IInteractionRequirement
{
    public bool IsMet(Entity interactor, World world)
    {
        var inventory = world.GetComponent<InventoryComponent>(interactor);
        return inventory != null && inventory.HasItem(itemId, quantity);
    }

    public void ApplySideEffects(Entity interactor, World world)
    {
        if (!consumeItem) return;

        var inventory = world.GetComponent<InventoryComponent>(interactor);
        if (inventory == null || !inventory.RemoveItem(itemId, quantity)) return;

        var newQuantity = inventory.GetItemCount(itemId);
        world.PublishEvent(new InventoryItemChangedEvent(interactor, itemId, newQuantity));
    }
}