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

public class PlayerHP : MonoBehaviour
{
    public AudioClip damageSound;
    private Animator animator;

    private int HP;
    private int maxHP = 3;
    public GameObject[] hpIcons;

    public AudioClip dieSound;

    private void Start()
    {
        animator = GetComponent<Animator>();

        HP = maxHP;
    }

    private void OnCollisionEnter2D(Collision2D collision)
    {
        // ★追加（敵からダメージ）
        if (collision.gameObject.CompareTag("Trap") || collision.gameObject.CompareTag("Enemy")) // 条件の追加
        {
            HP -= 1;
            HPIconManager();

            animator.SetTrigger("Damage");

            if (HP > 0)
            {
                AudioSource.PlayClipAtPoint(damageSound, transform.position);
            }
            else
            {
                AudioSource.PlayClipAtPoint(dieSound, transform.position);

                Invoke("Restart", 0.15f);
            }
        }
    }

    void HPIconManager()
    {
        for (int i = 0; i < hpIcons.Length; i++)
        {
            if (i < HP)
            {
                hpIcons[i].SetActive(true);
            }
            else
            {
                hpIcons[i].SetActive(false);
            }
        }
    }

    void Restart()
    {
        SceneManager.LoadScene("Main");
    }
}