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

namespace TestWebSocket
{
    public class LogHelper
    {
        /// <summary>
        /// 日志帮助类
        /// </summary>

        static string LogFile = "";
        /// <summary>
        /// 在Logs文件夹（不存在则自动创建）下创建一个日志文件
        /// </summary>
        /// <param name="FileName"></param>
        public static void Init()
        {
            string directory = AppDomain.CurrentDomain.BaseDirectory + "\\Logs";
            if (!Directory.Exists(directory))
            {
                Directory.CreateDirectory(directory);
            }
            
            string day2 = "";
            string day3 = "";
            string day4 = "";
            string day5 = "";
            string day6 = "";
            string day7 = "";

            DateTime curTime = DateTime.Now;

            LogFile = directory + "\\" + curTime.ToString("yyyy-MM-dd") + ".txt";
            if (!File.Exists(LogFile))
            {
                day2 = directory + "\\" + curTime.AddDays(1).ToString("yyyy-MM-dd") + ".txt";
                day3 = directory + "\\" + curTime.AddDays(2).ToString("yyyy-MM-dd") + ".txt";
                day4 = directory + "\\" + curTime.AddDays(3).ToString("yyyy-MM-dd") + ".txt";
                day5 = directory + "\\" + curTime.AddDays(4).ToString("yyyy-MM-dd") + ".txt";
                day6 = directory + "\\" + curTime.AddDays(5).ToString("yyyy-MM-dd") + ".txt";
                day7 = directory + "\\" + curTime.AddDays(6).ToString("yyyy-MM-dd") + ".txt";

                FileStream fs = File.Create(LogFile);
                fs.Close();

                FileStream fs2 = File.Create(day2);
                FileStream fs3 = File.Create(day3);
                FileStream fs4 = File.Create(day4);
                FileStream fs5 = File.Create(day5);
                FileStream fs6 = File.Create(day6);
                FileStream fs7 = File.Create(day7);
                fs2.Close();
                fs3.Close();
                fs4.Close();
                fs5.Close();
                fs6.Close();
                fs7.Close();
            }
        }

        /// <summary>
        /// 追加一条信息
        /// </summary>
        /// <param name="text"></param>
        public static void Write(string text)
        {
            lock (LogFile)
            {
                Init();
                using (StreamWriter sw = new StreamWriter(LogFile, true, Encoding.UTF8))
                {
                    sw.Write(DateTime.Now.ToString("[yyyy-MM-dd HH:mm:ss] ") + text);
                }
            }
        }



        public static void Writeinfo(string text)
        {
            lock (LogFile)
            {
                Init();
                using (StreamWriter sw = new StreamWriter(LogFile, true, Encoding.UTF8))
                {
                    sw.Write(DateTime.Now.ToString("测试数据") + text);
                }
            }
        }
        /// <summary>
        /// 追加一行信息
        /// </summary>
        /// <param name="text"></param>
        public static void WriteLine(string text)
        {
            lock (LogFile)
            {
                Init();
                text += "\r\n";
                using (StreamWriter sw = new StreamWriter(LogFile, true, Encoding.UTF8))
                {
                    sw.Write(DateTime.Now.ToString("[yyyy-MM-dd HH:mm:ss] ") + text);
                }
            }
        }
    }
}