using System;
using System.Diagnostics;
//using log4net;
//using log4net.Appender;
//using log4net.Core;
//using log4net.Layout;
//using log4net.Repository.Hierarchy;

namespace MtApi5
{
    public class MtLog
    {
        #region ctor
        internal MtLog(Type type)
        {
//            _log = LogManager.GetLogger(type);
        }
        #endregion

        #region Public

        public void Debug(object message)
        {
//            _log.Debug(message);
        }

        public void Error(object message)
        {
//            _log.Error(message);
        }

        public void Fatal(object message)
        {
//            _log.Fatal(message);
        }

        public void Info(object message)
        {
//            _log.Info(message);
        }

        public void Warn(object message)
        {
//            _log.Warn(message);
        }
        #endregion

        #region Private

        //private readonly ILog _log;

        #endregion
    }

    public enum LogLevel
    {
        Off,
        Debug,
        Info
    }

    public class LogConfigurator
    {
        private const string LogFileNameExtension = "log";

        public static void Setup(string profileName)
        {
#if (DEBUG)
            const LogLevel logLevel = LogLevel.Debug;
#else
            const LogLevel logLevel = LogLevel.Info;
#endif
            Setup(profileName, logLevel);
        }

        public static void Setup(string profileName, LogLevel logLevel)
        {
            if (string.IsNullOrEmpty(profileName))
                throw new ArgumentNullException();

            //var hierarchy = (Hierarchy) LogManager.GetRepository();

            ////check if logger is already configurated to avoid creation many empty logs files
            //if (hierarchy.Configured)
            //    return;

            //var patternLayout = new PatternLayout
            //{
            //    ConversionPattern = "%date [%thread] %-5level %logger - %message%newline"
            //};
            //patternLayout.ActivateOptions();

            ////var filename = $"{DateTime.Now:yyyy-dd-M--HH-mm-ss}-{Process.GetCurrentProcess().Id}.{LogFileNameExtension}";  // This filename format keeps generating tons of log files with same content but different per-second/thread filenames until the harddisk have 0KB space left
            //var filename = $"{DateTime.Now:yyyy-MM-dd}.{LogFileNameExtension}";

            //var roller = new RollingFileAppender
            //{
            //    AppendToFile = true,
            //    File = $@"{System.IO.Path.GetTempPath()}{profileName}\Logs\{filename}",
            //    Layout = patternLayout,
            //    PreserveLogFileNameExtension = true,
            //    MaxSizeRollBackups = 5,
            //    MaximumFileSize = "1GB",
            //    RollingStyle = RollingFileAppender.RollingMode.Size,
            //    StaticLogFileName = false
            //};
            //roller.ActivateOptions();
            //hierarchy.Root.AddAppender(roller);
            //hierarchy.Root.Level = ConvertLogLevel(logLevel);
            //hierarchy.Configured = true;
        }

        public static MtLog GetLogger(Type type)
        {
            if (type == null)
                throw new ArgumentNullException(nameof(type));

            return new MtLog(type);
        }

        //private static Level ConvertLogLevel(LogLevel logLevel)
        //{
        //    switch (logLevel)
        //    {
        //        case LogLevel.Debug: return Level.Debug;
        //        case LogLevel.Info: return Level.Info;
        //        case LogLevel.Off: return Level.Off;
        //        default:
        //            throw new ArgumentOutOfRangeException(nameof(logLevel), logLevel, null);
        //    }
        //}
    }
}