流程记录日志

    public static class CreatLog
    {
        static string _filePath = AppDomain.CurrentDomain.BaseDirectory + "Log";
        static Dictionary<DateTime, StreamWriter> _dicStreamWriter = new Dictionary<DateTime, StreamWriter>();
        /// <summary>
        /// 写入日志
        /// </summary>
        /// <param name="msg">打印内容</param>
        /// <param name="bo">成功失败</param>
        public static void WriteLog(string msg, bool bo)
        {
            var time = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss:ff");
            if (!Directory.Exists(_filePath))
            {
                Directory.CreateDirectory(_filePath);
            }
            DateTime fileName = DateTime.Now.Date;
            try
            {
                if (!_dicStreamWriter.ContainsKey(fileName))
                {
                    _dicStreamWriter.Add(fileName, File.AppendText(AppDomain.CurrentDomain.BaseDirectory + "Log\\" + fileName.ToString("yyyy-MM-dd") + ".txt"));
                }
                var dicTemp = _dicStreamWriter.Where(o => o.Key < fileName.AddDays(-1)).Select(o => o.Key).ToList();  // 获取最近两天之前的数据
                foreach (DateTime item in dicTemp)
                {
                    _dicStreamWriter.Remove(item);
                }
                _dicStreamWriter[fileName].Write($"【{time}】");
                if (bo)
                    _dicStreamWriter[fileName].WriteLine($"消息【正常】：" + msg);
                else
                    _dicStreamWriter[fileName].WriteLine($"消息【异常】：" + msg);
            }
            catch (IOException e)
            {
                _dicStreamWriter[fileName].WriteLine($"日志打印异常：{e.Message}");
            }
            finally
            {
                _dicStreamWriter[fileName].Flush();
            }

        }
    }