using UnityEngine;
using System;
using Microsoft.Win32;
using System.Collections;
using System.Xml;
using System.IO;
using System.Text;
using System.Security.Cryptography;
using System.Security.Cryptography.Xml;
using UnityEngine.UI;
using AX.DevelopEngine;
using AX.Timer;
public class ValidityEntiy
{
    private int time_days;//有效时长
    public string time;
    private bool IsUseful;
    private string tip;
    public ValidityEntiy(string time_days)
    {
        this.time_days = int.Parse(time_days);
        IsUseful = true;
    }
    public ValidityEntiy(int time_days)
    {
        this.time_days = time_days;
        IsUseful = true;
    }
    public static ValidityEntiy UnValidity()
    {
        ValidityEntiy vali = new ValidityEntiy(0);
        vali.tip = "试用结束，请购买正版软件！程序即将退出 ";
        vali.IsUseful = false;
        return vali;
    }
    private int DetectTime()
    {
        if (string.IsNullOrEmpty(time))
        {
            return time_days;
        }
        TimeSpan span = DateTime.Now.Subtract(Convert.ToDateTime(time));
        int seconds = Math.Abs(span.Seconds) + span.Minutes * 60;
        int days = Math.Abs(span.Days);
        if (days < time_days)
        {
            return time_days - days;
        }
        else
        {
            return -1;
        }

    }
    private bool CheckUseful_()
    {
        int remainDays = DetectTime();
        if (remainDays > 0)
        {
            tip = "有效期剩余" + remainDays.ToString() + "天! ";
            IsUseful = true;
        }
        else
        {
            tip = "试用结束，请购买正版软件！程序即将退出 ";
            IsUseful = false;
        }
        return IsUseful;
    }
    public string GetTip()
    {
        return tip;
    }
    public bool CheckUseful()
    {
        if (!IsUseful)
            return IsUseful;

        return CheckUseful_();
    }
    public bool GetUseful()
    {
        return IsUseful;
    }
}
public class LinqToXMLAndEncrypt
{
    //设置密钥，根据平台而定
    static string dataKey = SystemInfo.deviceUniqueIdentifier;
    static string xmlpath = Application.dataPath + @"/xml/";    
}
public class ValidityDetection : MonoSingleton<ValidityDetection> { 

    XmlProcess xmlProcess;
    private RegistryKey rsgTime = null;
    private Timer timer_quit;
    ValidityEntiy vali;
   public void Init() { }
    // Use this for initialization
    void Start()
    {
        var original_filepath = Application.dataPath + @"/xml/" + "validity.xml";
        //执行该函数即检测有效性
        xmlProcess = new XmlProcess(original_filepath);
        vali = xmlProcess.GetValidityEntiy("assets");
        vali.CheckUseful();
        timer_quit = new Timer(5.0f);
        timer_quit.AddTimeOutEvent(() =>
        {
            if (vali.GetUseful())
            {
                QuitApplicationManager.Instance.SetGuiTip("", false);
            }
            else
            {
                QuitApplicationManager.Instance.SureQuit();
            }
        });
        timer_quit.StartTimer();
    }

    void OnGUI()
    {
        if (timer_quit.IsTimering)
        {
            QuitApplicationManager.Instance.SetGuiTip(vali.GetTip() + timer_quit.GetRemainingTime());
        }

    }
    // Update is called once per frame
    void Update()
    {
        timer_quit.UpdateTimer();
    }

}