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

public class BombController : MonoBehaviour, IPooledObject{

    [SerializeField, Range(0, 5f)] float timeToExplode = 1.5f;
    float currentTime;
    [SerializeField, Range(1, 10)] int maxDistance = 5;

    [Space]
    [SerializeField, Range(0, .3f)] float timeBetweenExplosions = .05f;
    bool exploded;

    [SerializeField] LayerMask whatIsWall = -1;
    bool canRightSpawn, canLeftSpawn, canForwardSpawn, canBackSpawn;

    public void OnObjectSpawn(){
        currentTime = 0;
        exploded = false;
        canRightSpawn = canLeftSpawn = canForwardSpawn = canBackSpawn = true;
    }

    // Update is called once per frame
    void Update(){
        currentTime += Time.deltaTime;
        if(currentTime >= timeToExplode && !exploded){
            StartCoroutine(Explode());
            ScreenShakeCall.instance.ShakeCamera(10f, .4f);
            exploded = true;
        }
    }

    IEnumerator Explode(){
        for (int i = 0; i < maxDistance; i++){
            yield return new WaitForSeconds(timeBetweenExplosions);
            if (i == 0){
                ObjectPooler.instance.SpawnFromPool("Explosion", transform.position, Quaternion.identity);
            }else{
                if(!Physics.CheckSphere(transform.position + Vector3.right * i, .3f, whatIsWall) && canRightSpawn){
                    ObjectPooler.instance.SpawnFromPool("Explosion", transform.position + Vector3.right * i, Quaternion.identity);
                }else{
                    canRightSpawn = false;
                }

                if (!Physics.CheckSphere(transform.position + Vector3.left * i, .3f, whatIsWall) && canLeftSpawn){
                    ObjectPooler.instance.SpawnFromPool("Explosion", transform.position + Vector3.left * i, Quaternion.identity);
                }else{
                    canLeftSpawn = false;
                }

                if (!Physics.CheckSphere(transform.position + Vector3.forward * i, .3f, whatIsWall) && canForwardSpawn){
                    ObjectPooler.instance.SpawnFromPool("Explosion", transform.position + Vector3.forward * i, Quaternion.identity);
                }else{
                    canForwardSpawn = false;
                }

                if (!Physics.CheckSphere(transform.position + Vector3.back * i, .3f, whatIsWall) && canBackSpawn){
                    ObjectPooler.instance.SpawnFromPool("Explosion", transform.position + Vector3.back * i, Quaternion.identity);
                }else{
                    canBackSpawn = false;
                }
            }
            AudioManager.instance.PlayWithRandomPitch("Explode");
        }
        gameObject.SetActive(false);
    }

    void OnDrawGizmos(){
        Gizmos.color = Color.red;
        Gizmos.DrawLine(transform.position, transform.position + Vector3.right * maxDistance);
        Gizmos.DrawLine(transform.position, transform.position + Vector3.left * maxDistance);
        Gizmos.DrawLine(transform.position, transform.position + Vector3.forward * maxDistance);
        Gizmos.DrawLine(transform.position, transform.position + Vector3.back * maxDistance);
    }
}