using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class OilCollider : MonoBehaviour
{
    private ParticleSystem part;
    public List<ParticleCollisionEvent> collisionEvents;
    public GameObject fxExplosion;
    private bool collided = false;

    public GameObject pf;

    void Start()
    {
        part = GetComponent<ParticleSystem>();
        collisionEvents = new List<ParticleCollisionEvent>();
    }

    void OnParticleCollision(GameObject other)
    {
        {
            int eventCount = ParticlePhysicsExtensions.GetCollisionEvents(part, other, collisionEvents);

            for (int i = 0; i < collisionEvents.Count; i++)
            {
                if (!collided)
                {
                    foreach (Transform child in transform)
                    {
                        if (!child.gameObject.GetComponent<ParticleSystem>())
                        {
                            Destroy(child.gameObject);
                        }    
                    }
                    ParticleCollisionEvent collision = collisionEvents[i];
                    Vector3 point = collision.intersection;
                    GameObject collider = Instantiate(pf, part.transform);
                    collider.transform.position = point;
                    collider.transform.rotation = Quaternion.identity;
                    collided = true;
                    StartCoroutine(pauseSpill());
                }
            }
        }
    }

    private IEnumerator pauseSpill()
    {
        yield return new WaitForSeconds(1.7f);
        part.Pause();
        collided = false;
        AudioSource cranking = GameObject.Find("SFX/OilSpill").GetComponent<AudioSource>();
        if (cranking.isPlaying)
            cranking.Stop();
    }
}