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

public class OptionController : MonoBehaviour
{
    public GameObject[] options;
    private bool moveOK = false;
    private Vector3 playerPos;
    private List<Vector3> playerPosRecord = new List<Vector3>();
    private int optionCount = 0;

    void Start()
    {
        playerPos = transform.position;

        for (int i = 0; i < 40; i++)
        {
            playerPosRecord.Add(playerPos);
        }

        foreach(GameObject g in options)
        {
            g.SetActive(false);
        }
    }

    void Update()
    {
        playerPos = transform.position;

        float h = Mathf.Abs(Input.GetAxis("Horizontal"));
        float v = Mathf.Abs(Input.GetAxis("Vertical"));

        if (h > 0.5f || v > 0.5f)
        {
            moveOK = true;
        }
        else
        {
            moveOK = false;
        }

        if(moveOK)
        {
            playerPosRecord.Insert(0, playerPos);
            playerPosRecord.RemoveAt(playerPosRecord.Count - 1);
        }

        options[0].transform.position = playerPosRecord[9];
        options[1].transform.position = playerPosRecord[19];
        options[2].transform.position = playerPosRecord[29];
        options[3].transform.position = playerPosRecord[39];
    }

    public void AddOptionCount()
    {
        optionCount += 1;

        switch (optionCount)
        {
            case 1:
                options[0].SetActive(true);
                break;

            case 2:
                options[1].SetActive(true);
                break;

            case 3:
                options[2].SetActive(true);
                break;

            case 4:
                options[3].SetActive(true);
                break;
        }
    }

    // ★追加（リセット）
    public void ResetOption()
    {
        foreach(GameObject g in options)
        {
            g.SetActive(false);
        }

        optionCount = 0;
    }
}

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

public class PlayerHealth : MonoBehaviour
{
    public GameObject effectPrefab;
    public AudioClip damageSound;
    public AudioClip destroySound;
    public int maxHP;
    private int HP;
    public Slider HPSlider;
    public int playerCount;
    public TextMeshProUGUI playerLabel;

    void Start()
    {
        HP = maxHP;
        HPSlider.maxValue = HP;
        HPSlider.value = HP;
        playerLabel.text = "" + playerCount;
    }

    private void OnTriggerEnter(Collider other)
    {
        if(other.CompareTag("EnemyMissile"))
        {
            HP -= 1;
            AudioSource.PlayClipAtPoint(damageSound, Camera.main.transform.position);
            Destroy(other.gameObject);

            HPSlider.value = HP;

            if(HP == 0)
            {
                GameObject effect = Instantiate(effectPrefab, transform.position, Quaternion.identity);
                Destroy(effect, 1.0f);
                AudioSource.PlayClipAtPoint(destroySound, Camera.main.transform.position);

                this.gameObject.SetActive(false);

                playerCount -= 1;
                playerLabel.text = "" + playerCount;

                // ★追加（Optionリセット）
                GetComponent<OptionController>().ResetOption();

                if (playerCount > 0)
                {
                    Invoke("Retry", 1.0f);
                }
                else
                {
                    SceneManager.LoadScene("GameOver");
                }
            }
        }
    }

    void Retry()
    {
        this.gameObject.SetActive(true);

        HP = maxHP;
        HPSlider.maxValue = HP;
        HPSlider.value = HP;

        GetComponent<PlayerMovement>().ResetMoveSpeed();
        GetComponentInChildren<FireMissile>().ResetShot();
    }
}