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

public class ShotShell : MonoBehaviour
{
    public GameObject shellPrefab;
    public AudioClip sound;

    private int shotMaxCount = 5;
    private float shotCount;
    public Slider shotSlider;

    private bool shotPermit = true;

    private void Start()
    {
        shotCount = shotMaxCount;
        shotSlider.maxValue = shotMaxCount;
        shotSlider.value = shotCount;
    }

    void Update()
    {
        // （ポイント）shotPermitの切り替えで、ショットできるかどうかをコントロール
        if (Input.GetMouseButtonDown(0) && shotPermit)
        {
            // 残弾数をスライダーで表示
            shotCount -= 1;
            shotSlider.value = shotCount;

            if(shotCount < 1)
            {
                shotPermit = false;
            }

            GameObject shell = Instantiate(shellPrefab, transform.position, Quaternion.identity);
            Rigidbody shellRb = shell.GetComponent();
            shellRb.AddForce(transform.forward * 1000);
            AudioSource.PlayClipAtPoint(sound, Camera.main.transform.position);
            Destroy(shell, 5.0f);
        }

        // shotPermitがfalseになったら作動
        if (!shotPermit)
        {
            // リロードタイムをスライダーで表示
            shotCount += 0.02f;
            shotSlider.value = shotCount;

            if(shotCount > shotMaxCount)
            {
                shotCount = shotMaxCount;
                shotPermit = true;
            }
        }
    }
}