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using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Tango.Logging;
namespace Tango.LogViewer.UI
{
public class LogViewerManager
{
public static List<LogFile> LogFiles { get; set; }
static LogViewerManager()
{
LogFiles = new List<LogFile>();
}
/// <summary>
/// Static member to create list of LogFiles by given path.
/// </summary>
/// <param name="file">The file.</param>
public static void InitLogFile(String file)
{
LogFiles.Clear();
LogFiles = GetLogFiles(file);
}
/// <summary>
/// Gets set of log files by path.
/// </summary>
public static List<LogFile> GetLogFiles(string filePath)
{
List<LogFile> logFiles = new List<LogFile>();
if (!File.Exists(filePath))
return logFiles;
var directoryName = Path.GetDirectoryName(filePath);
var logfileName = Path.GetFileNameWithoutExtension(filePath);
String fileName = logfileName;
int index = logfileName.IndexOf("-");
if(index >= 0)
{
fileName = logfileName.Substring(0, index);
}
int indexPos = logfileName.IndexOf(FileLogger.FILE_SET_EXTENSION);
if (indexPos > 0)
{
logfileName = logfileName.Substring(0, indexPos);
}
HashSet<string> dateStrings = new HashSet<string>();
foreach (var file in Directory.GetFiles(directoryName, "*.log").Where(x => (Path.GetFileName(x).StartsWith(logfileName))))
{
try
{
String dateString = System.IO.Path.GetFileNameWithoutExtension(file).Replace($"{fileName}-", "");
indexPos = dateString.IndexOf(FileLogger.FILE_SET_EXTENSION);
int indexOfFile = 0;
if (indexPos > 0)
{
string fileNameIndex = dateString.Substring(indexPos + FileLogger.FILE_SET_EXTENSION.Length);
int.TryParse(fileNameIndex, out indexOfFile);
dateString = dateString.Substring(0, indexPos);
}
if (!dateStrings.Contains(dateString))
{
dateStrings.Add(dateString);
DateTime date = DateTime.ParseExact(dateString, "dd-MM-yyyy_HH-mm-ss", CultureInfo.InvariantCulture);
logFiles.Add(new LogFile() { DateTime = date, File = file, PartOfSet = indexOfFile > 0, });
}
}
catch (Exception ex)
{
}
}
return logFiles;
}
}
}
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