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

public class Transfercontract : MonoBehaviour
{

    /// <summary>
    /// 显示页面存起来
    /// </summary>
    public List<GameObject> switchpowersupplys = new List<GameObject>();

    /// <summary>
    /// 点击显示对应的页面
    /// </summary>
    public List<Toggle> switchptoggles = new List<Toggle>();
    /// <summary>
    /// 上一页按钮
    /// </summary>
    public Button previous2button;
    /// <summary>
    /// 显示当前第几页
    /// </summary>
    public Text numberofpages2test;
    /// <summary>
    /// 下一页按钮
    /// </summary>
    public Button next2button;
    public Image[] inhabitants;
    ///// <summary>
    ///// 获取生成对象的位置
    ///// </summary>
    public ScrollRect scrollRect;
    /// <summary>
    /// 用户图片
    /// </summary>
    private int pageNum = 0;
    /// <summary>
    /// 获取对应的对象
    /// </summary>
    private GameObject currentOpenObj;
    private Toggle currentOpenToggle;

    public int PageNum
    {
        get => pageNum;
        set
        {
            currentOpenObj.SetActive(false);
            pageNum = value;
            UpdatePanel();
        }
    }

    private void UpdatePanel()
    {
        switchpowersupplys[pageNum].SetActive(true);
        currentOpenObj = switchpowersupplys[pageNum];
        numberofpages2test.text = (pageNum + 1).ToString();
        Debug.Log("打印一遍");
    }

    void Start()
    {
        Init();
    }

    private void Init()
    {
        for (int i = 0; i < switchptoggles.Count; i++)
        {
            int index = i;
            switchptoggles[index].onValueChanged.AddListener((ison) =>
            {
            
                PageNum = index;
            });
        }
        currentOpenObj = switchpowersupplys[0];
        
        previous2button.onClick.AddListener(Previous2);
        next2button.onClick.AddListener(Nextpage2);
    }


    /// <summary>
    /// 点击上一页
    /// </summary>
    public void Previous2()
    {
        if (PageNum != 0)
        {
            switchptoggles[PageNum - 1].isOn = true;
        }
    }
    /// <summary>
    /// 点击下一页
    /// </summary>
    public void Nextpage2()
    {
        if (PageNum != (switchpowersupplys.Count - 1))
        {
            switchptoggles[PageNum + 1].isOn = true;
        }
    }
    /// <summary>
    /// 还原合同刚开始页面
    /// </summary>
    public void Restore(int index)
    {
        PageNum = index;
        switchptoggles[PageNum].isOn = true;
        scrollRect.verticalNormalizedPosition = 1;
    }
    
    void Update()
    {

    }
}