using UnityEngine;
using UnityEngine.UI;
using System.Collections;
using System.Diagnostics;
using System;

public class RunExeAndWait : MonoBehaviour
{

    private Action _finishCallback; // 用来保存驱动器传进来的回调

    [Header("UI 弹窗")]
    public GameObject confirmPanel; // Canvas 上的弹窗 Panel
    public Button btnConfirm;       // 弹窗上的“确定”按钮
    public Button btnCancel;        // 弹窗上的“取消”按钮

    [Header("EXE 配置")]
    string exePath = System.IO.Path.Combine(Application.streamingAssetsPath, "BIU", "EquipmentWorkingPrinciple.exe");

    private void Start()
    {
        //ShowConfirmAndStartExe();
    }

    // ---------------------------
    // 外部流程调用
    public void ShowConfirmAndStartExe(Action finishCallback)
    {

        UnityEngine.Debug.LogError("<color=yellow>弹窗逻辑被触发</color>");

        _finishCallback = finishCallback;

        // 1. 弹窗出现，流程暂停
        confirmPanel.SetActive(true);

        // 2. 按钮事件绑定
        btnConfirm.onClick.RemoveAllListeners();
        btnCancel.onClick.RemoveAllListeners();

        btnConfirm.onClick.AddListener(OnClickConfirm);
        btnCancel.onClick.AddListener(OnClickCancel);
    }

    // ---------------------------
    // 点击“确定”
    private void OnClickConfirm()
    {
      
        // 启动 exe 并等待完成
        StartCoroutine(StartExeAndWaitCoroutine());
        confirmPanel.SetActive(false); // 关闭弹窗
    }

    // 点击“取消”
    public void OnClickCancel()
    {
        confirmPanel.SetActive(false); // 关闭弹窗
        _finishCallback?.Invoke(); // 用户取消，直接继续流程
        // 流程继续下一步
        NextStep();
    }

    // ---------------------------
    private IEnumerator StartExeAndWaitCoroutine()
    {
        if (!System.IO.File.Exists(exePath))
        {
            UnityEngine.Debug.LogError("EXE 文件不存在: " + exePath);
            yield break;
        }

        ProcessStartInfo info = new ProcessStartInfo();
        info.FileName = exePath;
        info.UseShellExecute = false;
        info.CreateNoWindow = false;

        Process p = Process.Start(info);

        // 等待 exe 关闭，不堵主线程
        while (!p.HasExited)
        {
            yield return null;
        }

        _finishCallback?.Invoke(); // EXE 结束，回调驱动继续流程
    }

    // ---------------------------
    // 流程下一步逻辑
    private void NextStep()
    {
        UnityEngine.Debug.Log("流程继续下一步");
        // TODO: 放你流程继续的代码
    }
}