using UnityEngine;
using System.Collections;

public class FireballProjectile : MonoBehaviour
{
    private Vector3 targetPosition;
    private float speed;
    private GameObject explosionPrefab;
    private Collider ownerCollider;
    private bool canExplode = false;

    void Start()
    {
        Destroy(gameObject, 5f); 
    }

    
    void Update()
    {
        transform.position = Vector3.MoveTowards(transform.position, targetPosition, speed * Time.deltaTime);

    }
public void Setup(Vector3 target, float speed, GameObject explosionPrefab)
{
    this.targetPosition = target;
    this.speed = speed;
    this.explosionPrefab = explosionPrefab;

    // Empêcher collision immédiate avec le joueur
    GameObject player = GameObject.FindWithTag("Player");
    if (player != null)
    {
        ownerCollider = player.GetComponent<Collider>();
        if (ownerCollider != null && GetComponent<Collider>() != null)
            Physics.IgnoreCollision(ownerCollider, GetComponent<Collider>());
    }

    // Attendre un peu avant de pouvoir exploser
    StartCoroutine(EnableExplosionAfterDelay(0.1f));
}

private IEnumerator EnableExplosionAfterDelay(float delay)
{
    yield return new WaitForSeconds(delay);
    canExplode = true;
}

private void OnTriggerEnter(Collider other)
{
    if (!canExplode) return; // Ignore si pas prêt !

    Debug.Log("[FireballSetup] " + other.name);
    if (other.CompareTag("Monster"))
    {
        Debug.Log("[Fireball] Monstre touché !");
        MonsterController monster = other.GetComponent<MonsterController>();
        if (monster != null)
        {
            Debug.Log("Damage to monster");
            monster.TakeDamage(30); // dégâts
        }
        Explode();
    }
    else if (!other.isTrigger) // Ignore triggers comme les zones
    {
        Debug.Log("[Fireball] " + other.name);
        Explode();
    }
}

    void Explode()
    {
        if (explosionPrefab != null)
            Instantiate(explosionPrefab, transform.position, Quaternion.identity);

        Destroy(gameObject);
    }
}