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

namespace WindowsFormsApp1
{
    public partial class Form1 : Form
    {
        #region Variables

        private static string TwitchClientID = "id here";
        private static string userName = "bylimboTest";
        private static string password = "oauth here";

        TwitchReadOnlyClient APIClient = new TwitchReadOnlyClient(TwitchClientID);


        IrcClient irc = new IrcClient("irc.chat.twitch.tv", 6667, userName, password);
        NetworkStream serverStream = default(NetworkStream);
        string readData = "";
        Thread chatThread;

        List<string> BannedWords = new List<string> {"word" /*Banned words here*/};
        //IniFile PointsIni = new IniFile(@"C:\Users\jacob\Documents\visual studio 2017\Projects\TestBot\TestBot\Points.ini");

        #endregion


        public Form1()
        {
            InitializeComponent();
            ViewListUpdate();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            irc.joinRoom("bylimbo_");
            chatThread = new Thread(getMessage);
            chatThread.Start();
            ViewBoxTimer.Start();
            ViewBoxTimer_Tick(null, null);
        }

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

        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() //This is where everything is dealt with in chat, commands, automatic timeouts, etc.
        {
            if (this.InvokeRequired) this.Invoke(new MethodInvoker(msg));
            else
            {
                string[] separator = new string[] {"#bylimbo_ :"};
                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 (BannedWordFilters(userName, message)) return;

                    if (message[0] == '!') commands(userName, message);

                    chatBox.Text = chatBox.Text + userName + " : " + message + Environment.NewLine;
                }

                if (readData.Contains("PING"))
                {
                    irc.PingResponse();
                }
            }
        }

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

            switch (command.ToLower())
            {
                case "commisions":
                    irc.sendChatMessage(
                        "For a quote on a commision, vist my website: http://staticgrasscreations.com/commission.html");
                    break;


                case "schedule":
                    irc.sendChatMessage("My Schedule is Tuesday, Wednesday & Saturday 7:30PM - 10:30PM PST ");
                    break;
                default:
                    irc.sendChatMessage("That is not a command");
                    break;
            }
        }

        private bool BannedWordFilters(string username, string message)
        {
            foreach (string word in BannedWords)
            {
                if (message.Contains(word))
                {
                    string command = "/timeout " + userName + " 10";
                    irc.sendChatMessage(command);
                    irc.sendChatMessage(userName + " have been timed out for using a banned word.");
                    return true;
                }
            }
            return false;
        }

        private void ViewBoxTimer_Tick(object sender, EventArgs e)
        {
            ViewListUpdate();
        }

        private void ViewListUpdate()
        {
            ViewerBox.Items.Clear();
            var dataClient = new TwitchTmiClient();
            var chatters = dataClient.GetChannelViewers("gosu");
            chatBox.Text += "Checking the viewer list...";

            foreach (string admin in chatters.Chatters.Admins)
            {
                ViewerBox.Items.Add(admin + Environment.NewLine);
            }

            foreach (string staff in chatters.Chatters.Staff)
            {
                ViewerBox.Items.Add(staff + Environment.NewLine);
            }

            foreach (string globalmod in chatters.Chatters.GlobalMods)
            {
                ViewerBox.Items.Add(globalmod + Environment.NewLine);
            }

            foreach (string moderator in chatters.Chatters.Moderators)
            {
                ViewerBox.Items.Add(moderator + Environment.NewLine);
            }

            foreach (string viewers in chatters.Chatters.Viewers)
            {
                ViewerBox.Items.Add(viewers + Environment.NewLine);
            }
        }
    }

    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;
        }
    }
}