OTG_7/Assets/_Scripts/Gameplay/ExperiencePickup.cs

using System.Collections;
using UnityEngine;

public class ExperiencePickup : MonoBehaviour
{
    public int experienceAmount = 50;
    public bool destroyOnCollect = true;
    public float respawnCooldown = 12f;
    public float rotationSpeed = 70f;

    public LevelSystem levelSystem;
    public NotificationUI notificationUI;

    private bool playerInRange;
    private bool collected;
    private Renderer[] renderers;
    private Collider[] colliders;

    private void Awake()
    {
        renderers = GetComponentsInChildren<Renderer>();
        colliders = GetComponentsInChildren<Collider>();

        if (levelSystem == null)
        {
            levelSystem = FindObjectOfType<LevelSystem>();
        }

        if (notificationUI == null)
        {
            notificationUI = FindObjectOfType<NotificationUI>();
        }
    }

    private void Update()
    {
        transform.Rotate(Vector3.up, rotationSpeed * Time.deltaTime, Space.World);

        if (playerInRange && !collected && Input.GetKeyDown(KeyCode.E))
        {
            Collect();
        }
    }

    private void OnTriggerEnter(Collider other)
    {
        if (other.GetComponentInParent<SimplePlayerController>() != null)
        {
            playerInRange = true;
            if (notificationUI != null)
            {
                notificationUI.Show("Нажмите E, чтобы забрать кристалл опыта");
            }
        }
    }

    private void OnTriggerExit(Collider other)
    {
        if (other.GetComponentInParent<SimplePlayerController>() != null)
        {
            playerInRange = false;
        }
    }

    private void Collect()
    {
        collected = true;

        if (levelSystem != null)
        {
            levelSystem.AddExperience(experienceAmount);
        }

        if (notificationUI != null)
        {
            notificationUI.Show($"Кристалл опыта: +{experienceAmount} XP");
        }

        if (destroyOnCollect)
        {
            Destroy(gameObject);
        }
        else
        {
            StartCoroutine(RespawnRoutine());
        }
    }

    private IEnumerator RespawnRoutine()
    {
        SetVisible(false);
        yield return new WaitForSeconds(Mathf.Max(1f, respawnCooldown));
        collected = false;
        SetVisible(true);
    }

    private void SetVisible(bool visible)
    {
        for (int i = 0; i < renderers.Length; i++)
        {
            if (renderers[i] != null)
            {
                renderers[i].enabled = visible;
            }
        }

        for (int i = 0; i < colliders.Length; i++)
        {
            if (colliders[i] != null)
            {
                colliders[i].enabled = visible;
            }
        }
    }
}