using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using log4net.Appender;
using log4net.Core;
using Microsoft.Practices.ServiceLocation;
using Taloyhtio.GeneralSSO.Server.CodeFiles.Common;
using Taloyhtio.GeneralSSO.Server.CodeFiles.Entities;
using Taloyhtio.GeneralSSO.Server.CodeFiles.Repositories;

namespace Taloyhtio.GeneralSSO.Server.CodeFiles.Services.Impl
{
    public class Logger : AppenderSkeleton, ILogger
    {
        private ILogRepository logRepository;

        public Logger()
        {
            this.logRepository = ServiceLocator.Current.GetInstance<ILogRepository>(); ;
        }

        public void Log(EventType type, string component, string msg)
        {
            try
            {
                var logRecord = new Log { Component = component, Created = DateTime.Now, EventType = type, ThreadId = Thread.CurrentThread.ManagedThreadId, Message = msg };
                this.logRepository.Save(logRecord);
            }
            catch
            {
            }
        }

        public void Info(string component, string msg)
        {
            this.Log(EventType.Info, component, msg);
        }

        public void Warn(string component, string msg)
        {
            this.Log(EventType.Warn, component, msg);
        }

        public void Error(string component, string msg)
        {
            this.Log(EventType.Error, component, msg);
        }

        public void Error(string component, Exception x)
        {
            this.Log(EventType.Warn, component, x.ToInfo());
        }

        protected override void Append(LoggingEvent e)
        {
            try
            {
                if (e == null)
                {
                    return;
                }
                var type = this.getType(e.Level);
                this.Log(type, Constants.LogComponents.DOTNETOPENAUTH, base.RenderLoggingEvent(e));
            }
            catch
            {
            }
        }

        private EventType getType(Level level)
        {
            if (level == null)
            {
                return EventType.Info;
            }
            switch (level.Name)
            {
                case "DEBUG":
                case "INFO":
                    return EventType.Info;
                case "WARN":
                    return EventType.Warn;
                case "ERROR":
                case "FATAL":
                    return EventType.Error;
                default:
                    return EventType.Info;
            }
        }
    }
}