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

public class HealthBar : MonoBehaviour{

    public float hp, maxHp = 6f;
    public bool gameOver;
    public GameObject gameOverText;
    public GameObject health1;
    public GameObject health2;
    public GameObject health3;
    public GameObject health4;
    public GameObject health5;
    public GameObject health6;
    public GameObject player;
    public bool isHealing;
    GameObject playerO;
    Animator playerAnim;

    // Start is called before the first frame update
    void Start(){
        hp = maxHp;
        playerO = GameObject.FindGameObjectWithTag("Player");
        playerAnim = GameObject.FindGameObjectWithTag("Player").GetComponent<Animator>();
    }

    void Update(){
        if (hp == 0f){
            gameOver = true;
        }
        if (gameOver == true){
            gameOverText.SetActive(true);
        }
        if (hp == 6){
            health1.SetActive(true);
            health2.SetActive(true);
            health3.SetActive(true);
            health4.SetActive(true);
            health5.SetActive(true);
            health6.SetActive(true);
        }
        if (hp == 5){
            health1.SetActive(true);
            health2.SetActive(true);
            health3.SetActive(true);
            health4.SetActive(true);
            health5.SetActive(true);
            health6.SetActive(false);
        }
        if (hp == 4){
            health1.SetActive(true);
            health2.SetActive(true);
            health3.SetActive(true);
            health4.SetActive(true);
            health5.SetActive(false);
            health6.SetActive(false);
        }
        if (hp == 3){
            health1.SetActive(true);
            health2.SetActive(true);
            health3.SetActive(true);
            health4.SetActive(false);
            health5.SetActive(false);
            health6.SetActive(false);
        }
        if (hp == 2){
            health1.SetActive(true);
            health2.SetActive(true);
            health3.SetActive(false);
            health4.SetActive(false);
            health5.SetActive(false);
            health6.SetActive(false);
        }
        if (hp == 1){
            health1.SetActive(true);
            health2.SetActive(false);
            health3.SetActive(false);
            health4.SetActive(false);
            health5.SetActive(false);
            health6.SetActive(false);
        }
        if (hp == 0){
            health1.SetActive(false);
            health2.SetActive(false);
            health3.SetActive(false);
            health4.SetActive(false);
            health5.SetActive(false);
            health6.SetActive(false);
            Destroy(player);
        }
        if(isHealing == true){
            StartCoroutine(Healing(3f));
            playerAnim.SetBool("isHealing", isHealing);
        }
        playerAnim.SetBool("isHealing", isHealing);
    }

    public void TakeDamage(float amount){
        hp = Mathf.Clamp(hp - amount, 0f, maxHp);
    }

    IEnumerator Healing(float time){
        yield return new WaitForSeconds(time);
        isHealing = false;
    }
}