public async Task FindFiles(LogParserModel model)
{
if (!string.IsNullOrEmpty(model.Paths))
{
try
{
var result = await Task.Run(() => GetFiles(model));
result.Insert(0, $"Total files found:{result.Count}");
result.Add("---------END---------");
model.ResultDisplay = result;
}
catch (Exception ex)
{
model.ResultDisplay = new List <string> {
ex.ToString()
};
}
}
else
{
model.ResultDisplay = new List <string> {
"Empty paths"
}
};
}
private List <string> GetFiles(LogParserModel model)
{
var paths = model.Paths.Split(new char[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries).Distinct().ToArray();
var masks = model.Masks?.Split(new char[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries).Distinct().ToArray();
var list = new List <string>();
foreach (var path in paths)
{
var searchOption = model.IncludeSubdirectories ? SearchOption.AllDirectories : SearchOption.TopDirectoryOnly;
if (masks != null && masks.Length > 0)
{
foreach (var mask in masks)
{
var files = Directory.GetFiles(path, mask, searchOption);
list.AddRange(files);
}
}
else
{
var files = Directory.GetFiles(path, "*", searchOption);
list.AddRange(files);
}
}
return(list.Distinct().ToList());
}
private List <string> ProcessFiles(LogParserModel model)
{
_cts = new CancellationTokenSource();
var token = _cts.Token;
var includeFileInfo = model.IncludeFileInfo;
var result = new List <string>();
try
{
var files = GetFiles(model);
string searchString = model.SearchLine.ToLower();
var bag = new ConcurrentBag <LineInfo>();
Parallel.ForEach(files, new ParallelOptions {
CancellationToken = token
}, file =>
{
ProcessFile(file, searchString, bag, includeFileInfo);
});
result = bag
.OrderBy(x => x.FilePath)
.ThenBy(y => y.RowNumber)
.Select(g => g.Line)
.ToList();
result.Insert(0, $"Found {bag.Count} times\n\n");
}
catch (OperationCanceledException)
{
result = new List <string> {
$"Search has been canceled"
};
}
catch (Exception ex)
{
result = new List <string> {
$"ERROR: {ex}"
};
}
finally
{
if (_cts != null)
{
_cts.Dispose();
_cts = null;
}
}
return(result);
}
public void TestEmptyPaths()
{
var manager = new LogParserManager();
var model = new LogParserModel();
manager.FindFiles(model).GetAwaiter().GetResult();
Assert.AreEqual(1, model.ResultDisplay.Count);
Assert.AreEqual("Empty paths", model.ResultDisplay[0]);
}
public void AssertFilesCount()
{
var manager = new LogParserManager();
var model = new LogParserModel();
model.IncludeFileInfo = false;
var dir = Directory.GetCurrentDirectory();
model.Paths = $"{dir}\\Data";
manager.FindFiles(model).GetAwaiter().GetResult();
Assert.AreEqual(4, model.ResultDisplay.Count);
Assert.AreEqual($"{model.Paths}\\example20190101.log", model.ResultDisplay[1]);
Assert.AreEqual($"{model.Paths}\\example20200101.log", model.ResultDisplay[2]);
}
public async Task Search(LogParserModel model)
{
if (model.Validate())
{
Stopwatch elapsedTime = new Stopwatch();
elapsedTime.Start();
var result = await Task.Run(() => ProcessFiles(model));
model.ResultDisplay = result;
elapsedTime.Stop();
model.ElapsedTime = $"Elapsed time: {elapsedTime.Elapsed.ToString()}";
}
}
public LogParserViewModel(LogParserManager manager)
{
_manager = manager;
Model = new LogParserModel();
var cleanDisplay = ReactiveCommand.Create(() =>
{
Model.ResultDisplay = new List <string> {
string.Empty
};
Model.ElapsedTime = "Elapsed time: -/-";
});
Search = ReactiveCommand.CreateFromTask(async() => { Model.CleanDisplay(); await _manager.Search(Model); });
FindFiles = ReactiveCommand.CreateFromTask(async() => { Model.CleanDisplay(); await _manager.FindFiles(Model); });
Cancel = ReactiveCommand.Create(() => _manager.Cancel());
Copy = ReactiveCommand.CreateFromTask(() => _manager.CopyToClipboard(Model.ResultDisplaySelectedItem));
}
