using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Runtime.InteropServices;
using System.IO;

namespace Le_Spam_Tool
{
    public partial class Form1 : Form
    {
        public const int WM_NCLBUTTONDOWN = 0xA1;
        public const int HT_CAPTION = 0x2;

        [DllImportAttribute("user32.dll")]
        public static extern int SendMessage(IntPtr hWnd,
                         int Msg, int wParam, int lParam);
        [DllImportAttribute("user32.dll")]
        public static extern bool ReleaseCapture();
        private string sysdrive;
        public Form1()
        {
            InitializeComponent();
        }
        private void Form1_MouseDown(object sender,
        System.Windows.Forms.MouseEventArgs e)
        {
            if (e.Button == MouseButtons.Left)
            {
                ReleaseCapture();
                SendMessage(Handle, WM_NCLBUTTONDOWN, HT_CAPTION, 0);
            }
        }

        private void panel1_MouseDown(object sender,MouseEventArgs e)
        {
            if (e.Button == MouseButtons.Left)
            {
                ReleaseCapture();
                SendMessage(Handle, WM_NCLBUTTONDOWN, HT_CAPTION, 0);
            }
        }

        public void check_border_type()
        {
            StreamReader rBorder = new StreamReader(Application.StartupPath + "\\settings\\2.txt");
            if (rBorder.ReadToEnd().Contains("1"))
            {
                this.ControlBox = true;
                    this.MaximizeBox = false;
                this.Text = Application.ProductName;
            }
            else
            {
                this.ControlBox = false;
                this.Text = "";
            }
            rBorder.Close();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            label1.Text = textBox1.MaxLength.ToString();
            installReqFont();
            check_border_type();
        }

        private void panel1_Paint(object sender, PaintEventArgs e)
        {

        }

        private void installReqFont()
        {
            sysdrive = Directory.GetDirectoryRoot(Application.ExecutablePath);
            if (File.Exists(sysdrive + "windows\\fonts\\04B03.TTF"))
            {
                goto end;
            }
            string[] files = Directory.GetFiles(Application.StartupPath + "\\fonts\\");
            foreach (string f in files)
            {
                FileInfo fi = new FileInfo(f);
                string fn = fi.Name;
                try
                {
                    File.Copy(Application.StartupPath + "\\fonts\\" + fn, sysdrive + "windows\\fonts\\" + fn);
                }
                catch (Exception ex)
                {
                    if (ex.ToString().Contains("denied"))
                    {
                        this.Hide();
                        MessageBox.Show("Could not install font. Please launch as administrator.\r\n\r\nYou can manually install the font (File Location: '" + Application.StartupPath + "\\fonts\\" + fn + "').", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
                        System.Diagnostics.Process.Start(Application.StartupPath);
                        Application.Exit();
                    }
                    else
                    {
                        MessageBox.Show(ex.ToString(),"Exception Error",MessageBoxButtons.OK,MessageBoxIcon.Error);
                    }
                }
            }
        end: ;
        }

        private void linkLabel2_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
        {
            Application.Exit();
        }

        private void linkLabel3_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
        {
            this.WindowState = FormWindowState.Minimized;
        }

        private void linkLabel4_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
        {
            Form3Settings f3 = new Form3Settings();
            f3.Show();
        }

        private void pictureBox1_Click(object sender, EventArgs ee)
        {
            bool e = false;
            string sl = Application.StartupPath + "\\settings\\";
            if (!File.Exists(sl + "1.txt") || !File.Exists(sl + "2.txt") || !File.Exists(sl + "3.txt"))
            {
                e = true;
                MessageBox.Show("Y U TRY N SPAM WITH NO OPTIONS CONFIGURED?! >:(", "", MessageBoxButtons.OK, MessageBoxIcon.Question);
                Form3Settings f3 = new Form3Settings();
                f3.Show();
            }

            if (!e)
            {
                ReadD();
            }
        }

        private int secAmount, Amount;
        private string _string;
        bool sendkeys, secondAmount, pressEnter;
        private void ReadD()
        {
            if (textBox1.Text.Equals(""))
            {
                MessageBox.Show("I'm not spamming nothing. >_>\r\nEnter some text and try again!", "", MessageBoxButtons.OK, MessageBoxIcon.Error);
                goto end;
            }
            string sl = Application.StartupPath + "\\settings\\";
            _string = textBox1.Text;
            StreamReader r1 = new StreamReader(sl + "1.txt");
            // r1 = 1 (seconds) | r1 = 0 (amount)
            StreamReader r2 = new StreamReader(sl + "2.txt");
            StreamReader r3 = new StreamReader(sl + "3.txt");
            StreamReader r4 = new StreamReader(sl + "4.txt");
            if (r2.ReadToEnd().Contains("1"))
            {
                sendkeys = true;
            }
            else
            {
                sendkeys = false;
            }
            if (r1.ReadToEnd().Contains("1"))
            {
                secondAmount = true;
            }
            else
            {
                secondAmount = false;
            }
            if (r4.ReadToEnd().Contains("1"))
            {
                pressEnter = true;
            }
            else
            {
                pressEnter = false;
            }
            try
            {
                if (secondAmount)
                {
                    secAmount = Convert.ToInt32(r3.ReadToEnd());
                }
                else if (!secondAmount)
                {
                    Amount = Convert.ToInt32(r3.ReadToEnd());
                }
            }
            catch
            {
                MessageBox.Show("Error reading settings :S", "", MessageBoxButtons.OK, MessageBoxIcon.Error);
                goto end;
            }
            this.Enabled = false;
            this.Hide();

            if (secondAmount)
            {
                spam_seconds();
            }
            else
            {
                spam_amount();
            }

        end: ;
        }

        Timer timer, t_timeout;
        private bool spam = false;
        private int timeout, timeout_seconds;
        private int v;
        private void spam_seconds()
        {
            timer = new Timer();
            t_timeout = new Timer();
            timeout_seconds = secAmount;
            spam = true;
            timer.Interval = 10;
            timer.Enabled = true;
            timer.Tick += new EventHandler(timer_Tick);
            t_timeout.Enabled = true;
            t_timeout.Interval = 1000;
            t_timeout.Tick +=new EventHandler(t_timeout_Tick);
            timeout = 0;
            v = 0;
        }

        private void timer_Tick(object sender, EventArgs e)
        {
            v++;
            if (pressEnter)
            {
                SendKeys.Send(_string + "{ENTER}");
            }
            else
            {
                SendKeys.Send(_string);
            }
        }

        private void t_timeout_Tick(object sender, EventArgs e)
        {
            if (timeout == timeout_seconds)
            {
                spam = false;
                timer.Enabled = false;
                t_timeout.Enabled = false;
                this.Enabled = true;
                this.Show();
            }
            timeout++;
        }

        private void spam_amount()
        {
            int v = 0;
            for (int i = 0; i < Amount; i++)
            {
                v++;
                if (pressEnter)
                {
                    SendKeys.Send(_string + "{ENTER}");
                }
                else
                {
                    SendKeys.Send(_string);
                }
            }

            this.Enabled = true;
            this.Show();
        }

        private void textBox1_TextChanged(object sender, EventArgs e)
        {
            //Update amount of characters left in TextBox
            string s = textBox1.Text;
            int sl = Convert.ToInt32(s.Length);
            int ml = Convert.ToInt32(textBox1.MaxLength.ToString());
            int r = ml - sl; //Maxlength - Current Text Length = x
            label1.Text = r.ToString();
        }

        private void linkLabel1_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
        {
            Form2Contact f2 = new Form2Contact();
            f2.Show();
        }

        private void label1_Click(object sender, EventArgs e)
        {
            System.Diagnostics.Process.Start(Application.StartupPath);
        }
    }
}