using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace MinecraftClient.ChatBots
{
    /// <summary>
    /// This bot automatically re-join the server if kick message contains predefined string (Server is restarting ...)
    /// </summary>

    public class AutoRelog : ChatBot
    {
        private string[] dictionary = new string[0];
        private int attempts;
        private int delay;

        /// <summary>
        /// This bot automatically re-join the server if kick message contains predefined string
        /// </summary>
        /// <param name="DelayBeforeRelog">Delay before re-joining the server (in seconds)</param>
        /// <param name="retries">Number of retries if connection fails (-1 = infinite)</param>

        public AutoRelog(int DelayBeforeRelog, int retries)
        {
            attempts = retries;
            if (attempts == -1) { attempts = int.MaxValue; }
            McTcpClient.ReconnectionAttemptsLeft = attempts;
            delay = DelayBeforeRelog;
            if (delay < 1) { delay = 1; }
        }

        public override void Initialize()
        {
            McTcpClient.ReconnectionAttemptsLeft = attempts;
            if (System.IO.File.Exists(Settings.AutoRelog_KickMessagesFile))
            {
                dictionary = System.IO.File.ReadAllLines(Settings.AutoRelog_KickMessagesFile);

                for (int i = 0; i < dictionary.Length; i++)
                {
                    dictionary[i] = dictionary[i].ToLower();
                }
            }
            else LogToConsole("File not found: " + Settings.AutoRelog_KickMessagesFile);
        }

        public override bool OnDisconnect(DisconnectReason reason, string message)
        {
            message = GetVerbatim(message);
            string comp = message.ToLower();
            foreach (string msg in dictionary)
            {
                if (comp.Contains(msg))
                {
                    LogToConsole("Waiting " + delay + " seconds before reconnecting...");
                    System.Threading.Thread.Sleep(delay * 1000);
                    McTcpClient.ReconnectionAttemptsLeft = attempts;
                    ReconnectToTheServer();
                    return true;
                }
            }
            return false;
        }

        public static bool OnDisconnectStatic(DisconnectReason reason, string message)
        {
            if (Settings.AutoRelog_Enabled)
            {
                AutoRelog bot = new AutoRelog(Settings.AutoRelog_Delay, Settings.AutoRelog_Retries);
                bot.Initialize();
                return bot.OnDisconnect(reason, message);
            }
            return false;
        }
    }
}