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

public class SheJiXiuZhengPage : UIPageBtnEventBase
{
    public List<GameObject> myPages = new List<GameObject>();


    public GameObject 炸点修正;
    public GameObject 诸元修正;
    public GameObject 炸点修正解算;
    public GameObject 射击修正下级;
    public GameObject 射击控制;
    public GameObject 诸元射击控制;

    public Stack<GameObject> pageStack = new Stack<GameObject>();
    // 当前显示的页面
    private GameObject currentPage;


    public string currectName;

    private void OnEnable()
    {
        //pageStack.Clear();
        //currectName = "";
        //OpenPage(射击修正下级);
    }

    GameObject shejiControl;
    public Transform controlParent;
    public override void OnF1Click()
    {
        base.OnF1Click();

        Debug.Log("炸点修正");

        //if (currectName == "射击控制")
        //    return;
        //诸元修正.SetActive(true);
        //currectName = "诸元修正";
        if (currectName == "炸点修正解算")
        {
            //OpenPage(射击控制);
            shejiControl = Instantiate(射击控制, controlParent);
            shejiControl.GetComponent<SheJiControl>().mono = this;
            shejiControl.SetActive(true);
            //射击控制.SetActive(true);
            //currectName = "射击控制";
            //AnimationModel.instance.Show181Tween();
            return;

        }
        if (currectName == "诸元修正")
        {
            //OpenPage(诸元射击控制);
            shejiControl = Instantiate(射击控制, controlParent);
            shejiControl.GetComponent<SheJiControl>().mono = this;
            shejiControl.SetActive(true);
            //诸元射击控制.SetActive(true);
            //currectName = "射击控制";
            Debug.Log("打开诸元射击控制页面");
            return;
        }
        

        //如果在炸点修正界面点击F1则解算
        if (炸点修正.activeInHierarchy)
        {
            OpenPage(炸点修正解算);
            炸点修正解算.SetActive(true);
            currectName = "炸点修正解算";
            return;
        }
        OpenPage(炸点修正);
        //炸点修正.SetActive(true);
        currectName = "炸点修正";



    }

    public override void OnF2Click()
    {
        base.OnF2Click();
        OpenPage(诸元修正);
        currectName = "诸元修正";
    }

    public override void OnF3Click()
    {
        base.OnF3Click();
        //if (currectName == "射击控制")
        //    return;
        //射击修正下级.SetActive(true);
        //currectName = "射击修正下级";
        OpenPage(射击修正下级);
        currectName = "";
    }

    //F4返回上一个
    public override void OnF4Click()
    {
        base.OnF4Click();
        if (pageStack.Count == 0)
        {
            射击修正下级.SetActive (false);
            gameObject.SetActive(false);
            return;
        }
        GoBack();
        //if (currectName == "炸点修正解算")
        //{
        //    OpenPage(炸点修正);
        //    currectName = "炸点修正";

        //}


    }

    /// <summary>
    /// 打开页面
    /// </summary>
    public void OpenPage(GameObject page)
    {
        if (page == null) return;

        // 当前页面入栈
        if (currentPage != null)
        {
            pageStack.Push(currentPage);
            currentPage.SetActive(false);
        }

        // 打开新页面
        page.SetActive(true);
        currentPage = page;
    }

    /// <summary>
    /// 返回上一页
    /// </summary>
    public void GoBack()
    {
        if (pageStack.Count == 0) return;

        // 关闭当前页面
        if (currentPage != null)
            currentPage.SetActive(false);

        // 弹出上一页并显示
        currentPage = pageStack.Pop();
        currentPage.SetActive(true);
        if(currentPage== 炸点修正)
            currectName = "炸点修正";
        if (currentPage == 炸点修正解算)
            currectName = "炸点修正解算";
        if (currentPage == 诸元修正)
            currectName = "诸元修正";
        if (currentPage == 射击修正下级)
            currectName = "";

        //if (currentPage == 诸元修正)
        //    currectName = "诸元修正";
    }

    /// <summary>
    /// 清空页面记录
    /// </summary>
    public void ClearHistory()
    {
        pageStack.Clear();
    }

    private void OnDisable()
    {
        //ClearHistory();
    }


    private int currentIndex = 0;

    /// <summary>
    /// 切换到下一个元素
    /// </summary>
    public void Next()
    {
        if (myPages == null || myPages.Count == 0) return;

        // 如果是最后一个元素，则不进行操作
        if (currentIndex >= myPages.Count - 1) return;

        // 隐藏当前元素
        if (myPages[currentIndex] != null)
            myPages[currentIndex].SetActive(false);

        currentIndex++;

        // 显示下一个元素
        if (myPages[currentIndex] != null)
            myPages[currentIndex].SetActive(true);
    }

    /// <summary>
    /// 切换到上一个元素
    /// </summary>
    public void Previous()
    {
        if (myPages == null || myPages.Count == 0) return;

        // 如果是第一个元素，则不进行操作
        if (currentIndex <= 0) return;

        // 隐藏当前元素
        if (myPages[currentIndex] != null)
            myPages[currentIndex].SetActive(false);

        currentIndex--;

        // 显示上一个元素
        if (myPages[currentIndex] != null)
            myPages[currentIndex].SetActive(true);
    }
}