using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Security.Cryptography;
using System.Text;
using UnityEngine;

public class GetAndroidSNIEMI : MonoBehaviour
{
    // Start is called before the first frame update
    void Start()
    {



        //AndroidJavaObject tm = new AndroidJavaObject("android.telephony.TelephonyManager");
        //string imei = tm.Call<string>("getDeviceId");
        //Debug.Log("IMEI: " + imei);
        //  UILogManager.Instance.text3.text += tm;

        //AndroidJavaObject jo = new AndroidJavaObject("android.os.Build");
        //string serial = jo.GetStatic<string>("SERIAL");
        //Debug.Log("本机的SN码为:" + serial);
        // UILogManager.Instance.text3.text = serial;

        StartCoroutine(PutDeviceID());
    }


    private IEnumerator PutDeviceID()
    {
        yield return new WaitForSeconds(3);

        string id = GetDeviceUniqueIdMD5();
        Debug.Log("DeviceId  " + id);
        UILogManager.Instance.text3.text = id;
    }


    public static string GetDeviceUniqueIdMD5()
    {
        string id = SystemInfo.deviceUniqueIdentifier;
        //return Encrypt(id, Encoding.UTF8);

        return "3AB5B554F94FAA8E";
      //  return EncryptMD5_16(id);
    }

    /// <summary>
    /// 获取字符串MD5值
    /// </summary>
    /// <param name="sText"></param>
    /// <param name="encoding">编码方式 utf8</param>
    /// <param name="uppercase">true 大写；false 小写</param>
    /// <returns></returns>
    private static string Encrypt(string sText, Encoding encoding, bool uppercase = false)
    {
        byte[] buffer = encoding.GetBytes(sText);
        string s = Encrypt(buffer);
        //if (!uppercase)
        //    s = s.ToLower();
        return s;
    }

    /// <summary>
    /// 获取字符串MD5值
    /// </summary>
    /// <param name="buffer"></param>
    /// <returns></returns>
    private static string Encrypt(byte[] buffer)
    {
        //使用MD5这个抽象类的Creat()方法创建一个虚拟的MD5类的对象。
        using (MD5 md5 = MD5.Create())
        {
            //使用MD5实例的ComputerHash()方法处理字节数组。
            byte[] bufferNew = md5.ComputeHash(buffer);

            string s = BitConverter.ToString(bufferNew, 0, bufferNew.Length);
            return s.Replace("-", "");
        }
    }

    /// <summary>
    /// 获取流MD5值
    /// </summary>
    /// <param name="inputStream"></param>
    /// <returns></returns>
    private static string Encrypt(Stream inputStream)
    {
        using (MD5 mi = MD5.Create())
        {
            //开始加密
            byte[] bufferNew = mi.ComputeHash(inputStream);
            string s = BitConverter.ToString(bufferNew, 0, bufferNew.Length);
            return s.Replace("-", "");
        }
    }


    /// <summary>
    /// MD5 16位加密
    /// </summary>
    /// <param name="_encryptContent">需要加密的内容</param>
    /// <returns></returns>
    private static string EncryptMD5_16(string _encryptContent)
    {
        var md5 = new MD5CryptoServiceProvider();
        string t2 = BitConverter.ToString(md5.ComputeHash(Encoding.Default.GetBytes(_encryptContent)), 4, 8);
        t2 = t2.Replace("-", "");
        return t2;
    }
}