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

public class PlayerHealth : MonoBehaviourPunCallbacks
{
    private int maxHP = 10;
    private int HP;
    public Slider hpSlider;
    private Text koLabel;

    public GameObject shield;
    private int sNum = 1;

    public Slider shieldSlider;
    private float maxEnergy = 100;
    private float energy;

    private void Start()
    {
        HP = maxHP;
        hpSlider.maxValue = HP;
        hpSlider.value = HP;
        koLabel = GameObject.Find("KOLabel").GetComponent<Text>();

        energy = maxEnergy;
        shieldSlider.maxValue = energy;
        shieldSlider.value = energy;
    }

    private void Update()
    {
        if(photonView.IsMine)
        {
            if(Input.GetKeyDown(KeyCode.S))
            {
                sNum *= -1;

                if(sNum == -1)
                {
                    shield.SetActive(true);
                }
                else if(sNum == 1)
                {
                    shield.SetActive(false);
                }

                photonView.RPC("ShieldManager", RpcTarget.Others);
            }
        }

        // ★変更（下記のコードをphotonView.IsMineの「外側に」移動する。）
        // ポイント
        // 相手の画面（すなわち、photonView.IsMineではない場所）でenergyの数値を動かすため
        // ここから
        if (sNum == -1)
        {
            energy -= Time.deltaTime * 5f;

            if (energy < 0)
            {
                energy = 0;
            }
        }
        else if (sNum == 1)
        {
            energy += Time.deltaTime * 5f;

            if (energy > maxEnergy)
            {
                energy = maxEnergy;
            }
        }

        shieldSlider.value = energy;
        // ここまで
    }

    private void OnTriggerEnter(Collider other)
    {
        if(other.CompareTag("Trigger"))
        {
            HP -= 1;
            print(photonView.Owner.NickName + HP);
            hpSlider.value = HP;

            if(HP < 1)
            {
                this.gameObject.SetActive(false);
                koLabel.text = photonView.Owner.NickName + "KO!";
            }

            photonView.RPC("Damage", RpcTarget.Others);
        }
    }

    [PunRPC]
    void Damage()
    {
        HP -= 1;
        print(photonView.Owner.NickName + HP);
        hpSlider.value = HP;

        if (HP < 1)
        {
            this.gameObject.SetActive(false);
            koLabel.text = photonView.Owner.NickName + "KO!";
        }
    }

    [PunRPC]
    void ShieldManager()
    {
        sNum *= -1;

        if (sNum == -1)
        {
            shield.SetActive(true);
        }
        else if (sNum == 1)
        {
            shield.SetActive(false);
        }
    }
}