Problem

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Net;
using System.Net.Sockets;
using System.IO;
using System.Threading;
using System.Text.RegularExpressions;
using System.Runtime.InteropServices;
using System.Media;
using System.Diagnostics;

namespace SuomiPelaajaaBot
{
    public partial class PelaajaaBot : Form
    {
        private static string userName = "suomipelaajaa";
        private static string botName = "PelaajaaBot";
        private static string password = "oauth:skrzedgrot0zumyndrdpwufwe5lsyl";
        List<string> BannedWords = new List<string> { "" };
        List<string> Mods = new List<string>();
        IniFile KultaIni = new IniFile(@"S:\Koodaus\Koodaus\C#\SuomiPelaajaaBot\SuomiPelaajaaBot\Kulta.ini");
        IrcClient irc = new IrcClient("irc.chat.twitch.tv", 6667, userName, password);
        NetworkStream serverStream = default(NetworkStream);
        string readData = "";
        Thread chatThread;

        public PelaajaaBot()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            irc.joinRoom(userName);
            chatThread = new Thread(getMessage);
            chatThread.Start();
            userName = Bot.Default.Channelname;
            botName = Bot.Default.Botname;
            password = Bot.Default.Oauth;
            ChannelName.Text = userName;
            BotName.Text = botName;
            Oauth.Text = password;
        }

        private void Form1_FormClosing(object sender, FormClosingEventArgs e)
        {
            irc.leaveRoom();
            serverStream.Dispose();
            Environment.Exit(0);
        }

        /*public void Update()
        {
            userName = ChannelName.Text;
            botName = BotName.Text;
            password = Oauth.Text;
            Bot.Default.Channelname = ChannelName.Text;
            Bot.Default.Botname = BotName.Text;
            Bot.Default.Oauth = Oauth.Text;
            Bot.Default.Save();
        }*/

        private void getMessage()
        {
            serverStream = irc.tcpClient.GetStream();
            int buffsize = 0;
            byte[] inStream = new byte[10025];
            buffsize = irc.tcpClient.ReceiveBufferSize;
            while (true)
            {
                try
                {
                    readData = irc.readMessage();
                    msg();
                }
                catch (Exception e)
                {

                }
            }
        }

        private void msg()
        {
            if (this.InvokeRequired)
            {
                this.Invoke(new MethodInvoker(msg));
            }
            else
            {
                string[] separator = new string[] { "#" + userName + " :" };
                string[] singlesep = new string[] { ":", "!" };
                if (readData.Contains("PRIVMSG"))
                {
                    string username = readData.Split(singlesep, StringSplitOptions.None)[1];
                    string message = readData.Split(separator, StringSplitOptions.None)[1];
                    if (BannedWordFilter(username, message)) return;
                    ChatBox.Text = ChatBox.Text + username + ": " + message + Environment.NewLine;
                }
            }
        }

        private void commands(string username, string message)
        {
            string command = message.Split(new[] { ' ', '!' }, StringSplitOptions.None)[1];

            switch (command.ToLower())
            {
                case "ping":
                    irc.sendChatMessage("PONG");
                    break;
                case "kulta add":
                    if (username == "SuomiPelaajaa" || username == Mods.ToString())
                    {
                        string recipent = message.Split(new string[] { " " }, StringSplitOptions.None)[1];
                        if (recipent[0] == '@')
                        {
                           recipent = recipent.Split(new[] { '@' }, StringSplitOptions.None)[1];
                        }
                        string pointstotransferststring = message.Split(new string[] { " " }, StringSplitOptions.None)[2];
                        double pointstotransfer = 0;
                        bool validnumber = double.TryParse(pointstotransferststring.Split(new[] { ' ' }, StringSplitOptions.None)[0], out pointstotransfer);
                        if (!validnumber) break;
                        if (pointstotransfer > 0)
                        {
                            Kulta(recipent, pointstotransfer);
                            irc.sendChatMessage("Kulta added to " + username + " succesful");
                        }
                    }
                    break;
                case "kulta":
                    string yourpoints = KultaIni.IniReadValue("@" + userName + "." + username, "Points");
                    if (yourpoints == "")
                    {
                        yourpoints = "20";
                        Kulta(username, double.Parse(yourpoints));
                    }
                    else
                    {
                        double thepoints = double.Parse(yourpoints);
                    }
                    irc.sendChatMessage(username + " has " + yourpoints + " kultaa");
                    break;
                case "mod":
                    if (username == "SuomiPelaajaa")
                    {
                        Mods.Add(username);
                        irc.sendChatMessage(username + "succesfully added mods");
                    }
                    break;
                case "time":
                    irc.sendChatMessage("Current time on SuomiPelaajaa: " + DateTime.Now.ToString("h:mm:ss tt"));
                    break;
            }
        }

        private bool BannedWordFilter(string username, string message)
        {
            foreach (string word in BannedWords)
            {
                if (message.Contains(word))
                {
                    string command = "/timeout " + username + " 10";
                    irc.sendChatMessage(command);
                    irc.sendChatMessage(username + " has been timed out for 10 seconds");
                    return true;
                }
            }
            return false;
        }

        private void Kulta(string username, double points)
        {
            double finalnumber = 0;
            try
            {
                string[] separator = new string[] { @"\r\n" };
                username = username.Trim().ToLower();
                string pointsofuser = KultaIni.IniReadValue("#" + userName + "." + username, "Points");
                double numberofpoints = double.Parse(pointsofuser);
                finalnumber = Convert.ToDouble(numberofpoints + points);
                if (finalnumber > 0)
                {
                    KultaIni.IniWriteValue("#" + userName + "." + username, "Points", finalnumber.ToString());
                }
                if (finalnumber <= 0)
                {
                    KultaIni.IniWriteValue("#" + userName + "." + username, "Points", "0");
                }
            }
            catch(Exception e)
            {
                if (finalnumber > 0)
                {
                    KultaIni.IniWriteValue("#" + userName + "." + username, "Points", points.ToString());
                }
            }
        }

        private void OauthTXT_LinkClicked_1(object sender, LinkLabelLinkClickedEventArgs e)
        {
            System.Diagnostics.Process.Start("https://twitchapps.com/tmi/");
        }
    }

    public class IrcClient
    {
        private string userName;
        private string channel;
        public TcpClient tcpClient;
        private StreamReader inputStream;
        private StreamWriter outputStream;

        public IrcClient(string ip, int port, string userName, string password)
        {
            tcpClient = new TcpClient(ip, port);
            inputStream = new StreamReader(tcpClient.GetStream());
            outputStream = new StreamWriter(tcpClient.GetStream());

            outputStream.WriteLine("PASS " + password);
            outputStream.WriteLine("NICK " + userName);
            outputStream.WriteLine("USER " + userName + " 8 :" + userName);
            outputStream.WriteLine("CAP REQ :twitch.tv/membership");
            outputStream.WriteLine("CAP REQ :twitch.tv/commands");
            outputStream.Flush();
        }

        public void joinRoom(string channel)
        {
            this.channel = channel;
            outputStream.WriteLine("JOIN #" + channel);
            outputStream.Flush();
        }

        public void leaveRoom()
        {
            outputStream.Close();
            inputStream.Close();
        }

        public void sendIrcMessage(string message)
        {
            outputStream.WriteLine(message);
            outputStream.Flush();
        }

        public void sendChatMessage(string message)
        {
            sendIrcMessage(":" + userName + "!" + userName + "@" + userName + ".tmi.twitch.tv PRIVMSG #" + channel + " :" + message);
        }

        public void PingResponse()
        {
            sendIrcMessage("PONG tmi.twitch.tv\r\n");
        }

        public string readMessage()
        {
            string message = "";
            message = inputStream.ReadLine();
            return message;
        }
    }

    public class IniFile
    {
        public string path;
        [DllImport("kernel32")]
        private static extern long WritePrivateProfileString(string section, string key, string val, string filePath);
        [DllImport("kernel32")]
        private static extern long GetPrivateProfileString(string section, string key, string def, StringBuilder retVal, int size, string filePath);

        public IniFile(string IniPath)
        {
            path = IniPath;
        }

        public void IniWriteValue(string Section, string Key, string value)
        {
            WritePrivateProfileString(Section, Key, value, this.path);
        }

        public string IniReadValue(string Section, string Key)
        {
            StringBuilder temp = new StringBuilder(255);
            GetPrivateProfileString(Section, Key, "", temp, 255, this.path);
            return temp.ToString();
        }
    }
}