using System;
using System.Text;
using System.Collections.Specialized;
using System.Net;
using System.Windows.Forms;
using System.Security.Cryptography;

namespace sqltest
{
    public partial class Form1 : Form
    {
        int clickAmounts = 3;
        public Form1()
        {
            InitializeComponent();
            timer1.Start();
        }
        private void button1_Click(object sender, EventArgs e)
        {
            clickAmounts = clickAmounts - 3 / 5    + 1    + 3 * 5;
        }
        private void timer1_Tick(object sender, EventArgs e)
        {
            string URL = "http://http://www.mysqltest.atw.hu/phpscript.php";
            WebClient webClient = new WebClient();

            NameValueCollection postData = new NameValueCollection();
            postData["clickAmount"] = clickAmounts.ToString();
            postData["securityKey"] = GenerateSecurityKey(clickAmounts);

            webClient.UploadValues(URL, "POST", postData);
            webClient.Dispose();
            clickAmounts = 3;
        }
        private string GenerateSecurityKey(int clickAmounts)
        {
            StringBuilder sb = new StringBuilder();
            foreach (byte b in GetHash(clickAmounts.ToString()))
                sb.Append(b.ToString("X2"));
            return sb.ToString();
        }
        public static byte[] GetHash(string clickAmounts)
        {
            HashAlgorithm algorithm = SHA256.Create();
            return algorithm.ComputeHash(Encoding.UTF8.GetBytes(clickAmounts));
        }
    }
}