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

public class PlayerHealth : MonoBehaviour
{
    public float maxHealth = 100;        // 最大血量
    public float currentHealth;          // 目前血量
    public TextMeshProUGUI healthText;   // 設定顯示血量的文字
    public Image healthBar;              // 設定顯示血條的圖片

    void Start()
    {
        currentHealth = maxHealth;       // 初始化血量為最大血量
    }

    void Update()
    {
        healthBar.fillAmount = currentHealth / maxHealth;
        int currentHealthInt = (int)currentHealth;
        healthText.text = "HP: " + currentHealthInt.ToString();   // 顯示生命值
    }

    public void TakeDamage(int damage)
    {
        currentHealth -= damage;
        currentHealth = Mathf.Clamp(currentHealth, 0, maxHealth);   // 確保血量不會小於0

        if (currentHealth <= 0) { Die(); }   // 判斷玩家是否存活
    }

    public void Heal(int healingAmount)
    {
        currentHealth += healingAmount;
        currentHealth = Mathf.Clamp(currentHealth, 0, maxHealth);   // 確保血量不會超過最大值
    }

    void Die()
    {
        GetComponent<PlayerController>().enabled = false;   // 停止玩家的控制
    }

}