using log4net.Config;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace HighWayIot.Log4net
{
    public class LogHelper
    {
        private static readonly Lazy<LogHelper> lazy = new Lazy<LogHelper>(() => new LogHelper());

        public static LogHelper Instance
        {
            get
            {
                return lazy.Value;
            }
        }

        string currentDirectory = Environment.CurrentDirectory;

        private readonly log4net.ILog loginfo = log4net.LogManager.GetLogger("loginfo");
        private readonly log4net.ILog logerror = log4net.LogManager.GetLogger("logerror");
        private readonly log4net.ILog logView = log4net.LogManager.GetLogger("viewlog");
        private readonly log4net.ILog sqllog = log4net.LogManager.GetLogger("sqllog");
        private readonly log4net.ILog semaphorelog = log4net.LogManager.GetLogger("semaphorelog");
        private readonly log4net.ILog logPlc = log4net.LogManager.GetLogger("plclog");
        private readonly log4net.ILog logRfid = log4net.LogManager.GetLogger("rfidlog");

        /**
         * 配置文件路径
         * 
         */
        //private readonly string fileName = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "log4net.config");
        private readonly string fileName = $"{Environment.CurrentDirectory}\\config\\log4net.config";

        private LogHelper()
        {
            if (File.Exists(fileName))
            {
                XmlConfigurator.Configure(new FileInfo(fileName));
            }
        }

        /// <summary>
        /// 记录Info日志 控制台 log
        /// </summary>
        /// <param name="msg"></param>
        /// <param name="ex"></param>
        public void Info(string msg)
        {
            if (loginfo.IsInfoEnabled)
            {
                loginfo.Info(msg);
            }
        }

        /// <summary>
        /// 记录PLC日志 log
        /// </summary>
        /// <param name="msg"></param>
        public void PlcLog(string msg)
        {
            if (logPlc.IsInfoEnabled)
            {
                logPlc.Debug(msg);
            }
        }

        /// <summary>
        /// 记录Rfid日志 log
        /// </summary>
        /// <param name="msg"></param>
        public void RfidLog(string msg)
        {
            if (logRfid.IsInfoEnabled)
            {
                logRfid.Debug(msg);
            }
        }

        /// <summary>
        /// 界面日志 log
        /// </summary>
        /// <param name="msg"></param>
        public void ViewLog(string msg)
        {
            if (logView.IsInfoEnabled)
            {
                logView.Info(msg);
            }
        }

        /// <summary>
        /// 数据库日志 log
        /// </summary>
        /// <param name="msg"></param>
        public void SqlLog(string msg)
        {
            if (sqllog.IsInfoEnabled)
            {
                sqllog.Debug(msg);
            }
        }

        /// <summary> 
        /// 信号量日志 log
        /// </summary>
        /// <param name="msg"></param>
        public void SemaphoreLog(string msg)
        {
            if (semaphorelog.IsInfoEnabled)
            {
                semaphorelog.Info(msg);
            }
        }

        /// <summary>
        /// 记录Error日志 控制台 log
        /// </summary>
        /// <param name="errorMsg"></param>
        /// <param name="ex"></param>
        public void Error(string info, Exception ex = null)
        {
            if (!string.IsNullOrEmpty(info) && ex == null)
            {
                logerror.ErrorFormat("[错误信息] : {0}", new object[] { info });
            }
            else if (!string.IsNullOrEmpty(info) && ex != null)
            {
                string errorMsg = BeautyErrorMsg(ex);
                logerror.ErrorFormat("[附加信息] : {0} message : {1}", new object[] { info, errorMsg });
            }
            else if (string.IsNullOrEmpty(info) && ex != null)
            {
                string errorMsg = BeautyErrorMsg(ex);
                logerror.Error(errorMsg);
            }
        }

        /// <summary>
        /// 美化错误信息
        /// </summary>
        /// <param name="ex">异常</param>
        /// <returns>错误信息</returns>
        private string BeautyErrorMsg(Exception ex)
        {
            string errorMsg = string.Format("【异常类型】：{0} <br>【异常信息】：{1} <br>【堆栈调用】：{2}", new object[] { ex.GetType().Name, ex.Message, ex.StackTrace });
            errorMsg = errorMsg.Replace("\r\n", "<br>");
            errorMsg = errorMsg.Replace("位置", "<strong style=\"color:red\">位置</strong>");
            return errorMsg;
        }

    }
}