using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Rendering.PostProcessing;
using UnityEngine.SceneManagement;

public class EnemyCore : MonoBehaviour
{
    public float lockRange;
    public AudioClip alert;
    private AudioSource audioS;
    public Vector3 rot;

    private PostProcessVolume processVolume;
    public PostProcessProfile alertFile;

    private int speed = 1;

    // ★追加（破壊）
    public GameObject effectPrefab;
    public AudioClip destroySound;

    private void Start()
    {
        audioS = GetComponent<AudioSource>();

        processVolume = GameObject.Find("PPManager").GetComponent<PostProcessVolume>();
    }

    void Update()
    {
        transform.Rotate(rot * Time.deltaTime * speed);

        RaycastHit hit;
        Ray ray = new Ray(transform.position, transform.forward);

        if (Physics.Raycast(ray, out hit, lockRange))
        {
            GameObject target = hit.collider.gameObject;

            if (target.CompareTag("PlayerBody"))
            {
                GetComponent<MeshRenderer>().material.color = Color.red;

                audioS.clip = alert;
                audioS.Play();

                processVolume.profile = alertFile;

                Invoke("GoToGameOver", 2f);
            }
        }
    }

    void GoToGameOver()
    {
        SceneManager.LoadScene("GameOver");
    }

    public void RotationStop()
    {
        speed = 0;

        Invoke("Restart", 3f);
    }

    void Restart()
    {
        speed = 1;
    }

    // ★追加（破壊）
    private void OnCollisionEnter(Collision collision)
    {
        Destroy(transform.root.gameObject); // 親を破壊する（ポイント）

        GameObject effect = Instantiate(effectPrefab, transform.position, Quaternion.identity);
        Destroy(effect, 1.0f);

        AudioSource.PlayClipAtPoint(destroySound, Camera.main.transform.position);
    }
}