优化bug；

alielie

2025-10-10 15bbd62b0b24b72c717ae91ab45348a2083ad04e

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using HMI.Core.Setting;
using HMI.Core.Util;
using log4net;
using System;
using System.IO;
using System.Linq;
using System.Threading.Tasks;
using System.Timers;
 
namespace WPFProject.Utils
{
    /// <summary>
    /// 自动日志清理
    /// </summary>
    public class LogCleanner
    {
 
        private ILog log = LogManager.GetLogger("LogCleanner");
 
        private long ms = 24 * 60 * 60 * 1000;
        private string[] _fileExtensions = new string[] { ".log", ".db" };
        private string _filePrefix = "log";
        private Timer timer;
        public LogCleanner()
        {
            timer = new Timer();
            timer.Interval = ms;
            timer.Elapsed += Timer_Elapsed;
            timer.Enabled = true;
            Task.Run(() =>
            {
                Clean();
            });
        }
 
        private void Clean()
        {
            int days = SystemSetting.Instance.LogExpiredDays;
            if (days == null || days <= 0) return;
 
            // 计算截止日期
            DateTime cutoffDate = DateTime.Now.AddDays(-days);
 
            string folder1 = PathHelper.LogViewerDir;
            // 检查目录是否存在
            if (Directory.Exists(folder1))
            {
                // 获取所有符合条件的文件
                var files = Directory.GetFiles(folder1)
                    .Where(file =>
                        Path.GetFileName(file).StartsWith(_filePrefix, StringComparison.OrdinalIgnoreCase) &&
                        _fileExtensions.Any(ext => file.EndsWith(ext, StringComparison.OrdinalIgnoreCase)) &&
                        File.GetLastWriteTime(file) < cutoffDate)
                    .ToList();
                foreach (var file in files)
                {
                    try
                    {
                        File.Delete(file);
                    }
                    catch (Exception ex)
                    {
                        log.Warn($"LogFile:{file} Delete Failed.", ex);
                    }
                }
            }
 
            folder1 = Path.Combine(PathHelper.AppFolder, "Log");
            // 检查目录是否存在
            if (Directory.Exists(folder1))
            {
                // 获取所有符合条件的文件
                var files = Directory.GetFiles(folder1)
                    .Where(file =>
                        Path.GetFileName(file).StartsWith(_filePrefix, StringComparison.OrdinalIgnoreCase) &&
                        _fileExtensions.Any(ext => file.EndsWith(ext, StringComparison.OrdinalIgnoreCase)) &&
                        File.GetLastWriteTime(file) < cutoffDate)
                    .ToList();
                foreach (var file in files)
                {
                    try
                    {
                        File.Delete(file);
                    }
                    catch (Exception ex)
                    {
                        log.Warn($"LogFile:{file} Delete Failed.", ex);
                    }
                }
            }
        }
 
 
 
        private void Timer_Elapsed(object sender, ElapsedEventArgs e)
        {
            try
            {
                timer.Enabled = false;
                Clean();
                log.Info("Clean Log File Success.");
            }
            catch (System.Exception ex)
            {
                log.Error("Clean Log File Failed.", ex);
            }
            finally
            {
                timer.Enabled = true;
            }
        }
    }
}