using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.NetworkInformation;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace SharkMarketing
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
            var fuck = CreateMD5(GetMacAddress());
            textBox1.Text = fuck;
        }
        public string MacAdress;
        private bool CheckLogin(string MacAdress)
        {
            HttpWebRequest request = (HttpWebRequest)WebRequest.Create("https://pastebin.com/tHbW3wkQ");
            HttpWebResponse response = (HttpWebResponse)request.GetResponse();
            StreamReader reader = new StreamReader(response.GetResponseStream());
            while (!reader.EndOfStream)
            {
                char[] separator = new char[] { '|' };

                string[] strArray = reader.ReadLine().Split(separator);

                if (((strArray[0] == MacAdress)))
                {
                    return true;
                }
            }
            return false;
        }
        public static string CreateMD5(string input)
        {
            using (System.Security.Cryptography.MD5 md5 = System.Security.Cryptography.MD5.Create())
            {
                byte[] inputBytes = System.Text.Encoding.ASCII.GetBytes(input);
                byte[] hashBytes = md5.ComputeHash(inputBytes);
                StringBuilder sb = new StringBuilder();
                for (int i = 0; i < hashBytes.Length; i++)
                {
                    sb.Append(hashBytes[i].ToString("X2"));
                }
                return sb.ToString();
            }
        }


        private static string GetMacAddress()
        {
            string macAddresses = string.Empty;

            foreach (NetworkInterface nic in NetworkInterface.GetAllNetworkInterfaces())
            {
                if (nic.OperationalStatus == OperationalStatus.Up)
                {
                    macAddresses += nic.GetPhysicalAddress().ToString();
                    break;
                }
            }

            return macAddresses;
        }

        private void button3_Click(object sender, EventArgs e)
        {

        }

        private void textBox1_TextChanged(object sender, EventArgs e)
        {
        }

        private void button2_Click(object sender, EventArgs e)
        {
            bool flag = this.CheckLogin(MacAdress);
            if (flag)
            {
                if (flag)
                {
                    MessageBox.Show("Welcome To SharkMarketing");
                    MyProgram mProgram = new MyProgram(); // Instantiate a Form3 object.
                    mProgram.Show(); // Show Form3 and


                    base.Hide();
                }
            }
            else
            {
                MessageBox.Show("Login Failed");
            }


        }
    }
}