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

public class FireMissile : MonoBehaviour
{
    public GameObject missilePrefab;
    public float missileSpeed;
    public AudioClip fireSound;
    private int timeCount;
    private int maxPower = 100;
    private int shotPower;
    public Slider powerSlider;

    private void Start()
    {
        shotPower = maxPower;
        powerSlider.maxValue = maxPower;
        powerSlider.value = shotPower;
    }

    void Update()
    {
        timeCount += 1;

        if (Input.GetButton("Jump"))
        {
            if(shotPower <= 0)
            {
                return;
            }

            shotPower -= 1;

            // ★追加（ショットパワーの回復）
            // このコードの意味を考えよう！
            if(shotPower <  0)
            {
                shotPower = 0;
            }

            powerSlider.value = shotPower;

            if (timeCount % 5 == 0)
            {
                GameObject missile = Instantiate(missilePrefab, transform.position, Quaternion.identity);
                Rigidbody missileRb = missile.GetComponent<Rigidbody>();
                missileRb.AddForce(transform.forward * missileSpeed);
                AudioSource.PlayClipAtPoint(fireSound, transform.position);
                Destroy(missile, 2.0f);
            }
        }
        // ★追加（ショットパワーの回復）
        else
        {
            shotPower += 1;

            if(shotPower > maxPower)
            {
                shotPower = maxPower;
            }

            powerSlider.value = shotPower;
        }
    }
}