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

namespace JwKdsV.Core
{
    public class AsyncWorker
    {
        protected static NLog.Logger logger = NLog.LogManager.GetCurrentClassLogger();

        /// <summary>
        /// 删除历史日志文件
        /// </summary>
        public static void DeleteHistoryLogFile()
        {
            Task.Factory.StartNew(new Action(() =>
            {
                try
                {
                    //删除60天之前的日志文件
                    var day60Str = DateTime.Now.AddDays(-60).ToString("yyyyMMdd");
                    var adDirPath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, @"logs");
                    if (Directory.Exists(adDirPath))
                    {
                        //路径存在，查找文件
                        DirectoryInfo TheFolder = new DirectoryInfo(adDirPath);
                        var files = TheFolder.GetFiles();
                        foreach (FileInfo NextFile in files)
                        {
                            if (NextFile.Name.CompareTo(day60Str) < 0)
                            {
                                NextFile.Delete();
                            }
                        }
                    }
                }
                catch (Exception ex)
                {
                    logger.Error(ex, "删除历史日志文件异常");
                }
            }));
        }
    }
}