using UnityEngine;
using UnityEngine.UI;

public class PlayerInteractor : MonoBehaviour
{
    public Inventory inventory;
    public CraftingSystem craftingSystem;
    public float interactRadius = 1.8f;
    public Text interactionText;

    private ResourcePickup nearestPickup;

    private void Update()
    {
        FindNearestPickup();

        if (interactionText != null)
        {
            interactionText.text = nearestPickup != null
                ? "E - подобрать: " + nearestPickup.GetPickupText()
                : "Подойдите к ресурсу и нажмите E";
        }

        if (Input.GetKeyDown(KeyCode.E) && nearestPickup != null)
        {
            if (nearestPickup.TryCollect(inventory))
            {
                SetMessage("Подобрано: " + nearestPickup.GetPickupText());
            }
            else
            {
                SetMessage("Инвентарь заполнен.");
            }
        }
    }

    private void FindNearestPickup()
    {
        nearestPickup = null;
        Collider[] hits = Physics.OverlapSphere(transform.position, interactRadius);
        float bestDistance = float.MaxValue;

        for (int i = 0; i < hits.Length; i++)
        {
            ResourcePickup pickup = hits[i].GetComponentInParent<ResourcePickup>();
            if (pickup == null)
            {
                continue;
            }

            float distance = Vector3.Distance(transform.position, pickup.transform.position);
            if (distance < bestDistance)
            {
                bestDistance = distance;
                nearestPickup = pickup;
            }
        }
    }

    private void SetMessage(string message)
    {
        if (craftingSystem != null)
        {
            craftingSystem.lastMessage = message;
            craftingSystem.Refresh();
        }
    }
}