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

namespace n5coredll
{
    public class LogUtil
    {
        private static String mLogPath;
        private static LogUtil mInstance;
        public static LogUtil getInstance()
        {
            if (mInstance == null)
                mInstance = new LogUtil();

            return mInstance;
        }

        public void setLogPath(String logPath)
        {
            if (logPath.EndsWith(@"\"))
                mLogPath = logPath;
            else
                mLogPath = logPath + @"\";
        }

        private String getCurLogFile()
        {

            StringBuilder txnIdSb = new StringBuilder();
            DateTime dt = DateTime.Now;
            return ("n5dll" + "_" + dt.ToString("yyyyMMdd") +".log");
        }

        public void addRepeatLog(string logInfo)
        {
            try
            {
                String path = mLogPath + getCurLogFile();
                //path = @"C:\Users\rexli\AppData\Local\Temp\test.log";
                if (!File.Exists(path))
                {
                    using (StreamWriter sw = File.CreateText(path))
                    {
                        sw.WriteLine(DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss:ffff") + " [LOGGER] " + logInfo);
                        sw.Flush();
                        sw.Close();
                    }

                }
                else
                {
                    using (StreamWriter sw = File.AppendText(path))
                    {
                        sw.WriteLine(DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss:ffff") + " [LOGGER] " + logInfo);
                        sw.Flush();
                        sw.Close();
                    }
                   
                }
                // Console.WriteLine(logInfo);

            }
            catch (Exception err)
            {
                Console.WriteLine("Exception = " + err);
            }
        }
    }
}