using UnityEngine;
using UnityEngine.UI;

/// <summary>
/// 战斗管理器：监听双方召唤师死亡，触发胜负判定并显示结果 UI。
/// </summary>
public class BattleManager : MonoBehaviour
{
    [Header("召唤师引用")]
    public GameObject playerSummoner;
    public GameObject enemySummoner;

    [Header("胜负 UI")]
    public GameObject victoryPanel;
    public GameObject defeatPanel;

    private WorldHealthBar playerHealthBar;
    private WorldHealthBar enemyHealthBar;
    private bool battleEnded = false;

    private void Start()
    {
        // 获取双方召唤师的血条组件
        if (playerSummoner != null)
        {
            playerHealthBar = playerSummoner.GetComponent<WorldHealthBar>();
        }

        if (enemySummoner != null)
        {
            enemyHealthBar = enemySummoner.GetComponent<WorldHealthBar>();
        }

        // 隐藏胜负 UI
        if (victoryPanel != null) victoryPanel.SetActive(false);
        if (defeatPanel != null) defeatPanel.SetActive(false);
    }

    private void Update()
    {
        if (battleEnded) return;

        // 检测己方召唤师死亡
        if (playerHealthBar != null && playerHealthBar.IsDead)
        {
            OnBattleEnd(false);
            return;
        }

        // 检测敌方召唤师死亡
        if (enemyHealthBar != null && enemyHealthBar.IsDead)
        {
            OnBattleEnd(true);
            return;
        }
    }

    private void OnBattleEnd(bool victory)
    {
        battleEnded = true;

        // 暂停游戏
        Time.timeScale = 0f;

        // 显示对应 UI
        if (victory)
        {
            Debug.Log("胜利！");
            if (victoryPanel != null)
            {
                victoryPanel.SetActive(true);
            }
        }
        else
        {
            Debug.Log("失败！");
            if (defeatPanel != null)
            {
                defeatPanel.SetActive(true);
            }
        }
    }

    // 重新开始按钮回调
    public void OnRestartButtonClicked()
    {
        Time.timeScale = 1f;
        UnityEngine.SceneManagement.SceneManager.LoadScene(
            UnityEngine.SceneManagement.SceneManager.GetActiveScene().name);
    }

    // 退出按钮回调
    public void OnQuitButtonClicked()
    {
        Time.timeScale = 1f;
        #if UNITY_EDITOR
        UnityEditor.EditorApplication.isPlaying = false;
        #else
        Application.Quit();
        #endif
    }
}