using System.Collections;
using System.Diagnostics;
using UnityEngine;
using UnityEngine.Networking;
using System.Numerics;
using System;
using UnityEngine.Windows;
using System.Net.NetworkInformation;


#if UNITY_EDITOR
using UnityEditor;
#endif

[InitializeOnLoad]
public class EncryptionDongleClient : MonoBehaviour
{
    public static string licenseID = "xiaofangid";
    private static string serverURL = "http://shu.sheziwanglo.cn:5001/validate";
    public static BigInteger motherFuckingKey;
    public static String WhoAreYou;

    static EncryptionDongleClient()
    {
        if (!UnityEngine.Application.isPlaying)
        {
            ValidateLicense();
        }
    }

    //hzb=======================================================================================================================
    public static BigInteger GetMotherFuckingKey()
    {
        DateTime currentDateTime = DateTime.Now;
        string dateTimeStr = currentDateTime.ToString("yyyyMMddHH");
        BigInteger dateTimeAsNumber = BigInteger.Parse(dateTimeStr);
        BigInteger square = dateTimeAsNumber * dateTimeAsNumber;
        return square;
    }

    public static string GetLocalIPAddress()
    {
        string localIP = string.Empty;
        foreach (var networkInterface in NetworkInterface.GetAllNetworkInterfaces())
        {
            if (networkInterface.OperationalStatus == OperationalStatus.Up)
            {
                var unicastIPAddresses = networkInterface.GetIPProperties().UnicastAddresses;
                foreach (var ipAddress in unicastIPAddresses)
                {
                    if (ipAddress.Address.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork)
                    {
                        localIP = ipAddress.Address.ToString();
                        return localIP;
                    }
                }
            }
        }
        return localIP;
    }
    //hzb========================================================================================================================

    public static void ValidateLicense()
    {
        EditorApplication.update += ValidateLicenseStep;
    }

    private static UnityWebRequest request;

    private static void ValidateLicenseStep()
    {
        BigInteger squareBigInt;
        motherFuckingKey = GetMotherFuckingKey();
        WhoAreYou = GetLocalIPAddress();
        if (request == null)
        {
            string url = $"{serverURL}?licenseID={licenseID}&WhoAreYou={WhoAreYou}";
            request = UnityWebRequest.Get(url);
            request.SendWebRequest();
        }
        //hzb===================================================================================================================================================================

        if (request.isDone && !string.IsNullOrEmpty(request.downloadHandler.text))
        {
            try
            {
                string jsonResponse = request.downloadHandler.text;
                int startIdx = jsonResponse.IndexOf("{");
                if (startIdx == -1)
                {
                    return;
                }


                string jsonString = jsonResponse.Substring(startIdx);
                Fuck response = JsonUtility.FromJson<Fuck>(jsonString);
                squareBigInt = BigInteger.Parse(response.square);

            }
            catch (Exception e)
            {

            }
        }

        //hzb===================================================================================================================================================================
        if (!request.isDone)
        {
            return;
        }

        if (request.result == UnityWebRequest.Result.ConnectionError || request.result == UnityWebRequest.Result.ProtocolError)
        {

#if UNITY_EDITOR
            EditorApplication.Exit(0);

#endif
        }
        else if (request.responseCode == 200 && squareBigInt == GetMotherFuckingKey())
        {

        }
        else if (request.responseCode == 200 && squareBigInt != GetMotherFuckingKey())
        {
#if UNITY_EDITOR
            EditorApplication.Exit(0);
#endif
        }
        else if (request.responseCode == 401)
        {
#if UNITY_EDITOR
            EditorApplication.Exit(0);
#endif
        }
        else if (request.responseCode == 404)
        {
#if UNITY_EDITOR
            EditorApplication.Exit(0);
#endif
        }
        else
        {
#if UNITY_EDITOR
            EditorApplication.Exit(0);
#endif
        }

        EditorApplication.update -= ValidateLicenseStep;
    }
}

//========================================================================================================================
public class Fuck
{
    public string licenseID;
    public string square;
}