public async Task<bool> ApplyFilter(LogLine logLine)
{
if (string.IsNullOrEmpty(logLine.Content) || string.IsNullOrEmpty(_source.SearchPhrase))
return false;
var sw = new Stopwatch();
sw.Start();
bool wasApplied;
switch (_source.PhraseType)
{
case PhraseType.Literal:
wasApplied = ApplyLiteral(logLine);
break;
case PhraseType.Regex:
wasApplied = ApplyRegex(logLine);
break;
default:
wasApplied = false;
break;
}
sw.Stop();
Debug.WriteLineIf(
wasApplied && sw.ElapsedMilliseconds > 0,
$"HideLine filter applied in {sw.ElapsedMilliseconds}ms.");
return wasApplied;
}
private bool ApplyLiteral(LogLine logLine)
{
if (logLine.Content.IndexOf(_source.SearchPhrase, _comparisonRule) == -1) // not droids you're looking for
return false;
logLine.Highlight = LogHighlight.Find;
return true;
}
private bool ApplyRegex(LogLine logLine)
{
var regex = new Regex(_source.SearchPhrase);
if (!regex.IsMatch(logLine.Content))
return false;
logLine.Highlight = LogHighlight.Find;
return true;
}
public async Task<bool> ApplyFilter(LogLine logLine)
{
if (string.IsNullOrEmpty(logLine.Content) || !_source.ErrorPhraseCollection.Any())
return false;
if (_source.ErrorPhraseCollection.All(word => logLine.Content.IndexOf(word, StringComparison.OrdinalIgnoreCase) == -1))
return false;
logLine.Highlight = LogHighlight.Error;
return true;
}
private bool ApplyLiteral(LogLine logLine)
{
if (logLine.Content.IndexOf(_source.SearchPhrase, _source.ComparisonRule) != -1)
{
ExtractContext(logLine);
return false;
}
logLine.Highlight = LogHighlight.Hide;
return true;
}
private bool ApplyRegex(LogLine logLine)
{
var regex = new Regex(_source.SearchPhrase);
if (regex.IsMatch(logLine.Content))
{
ExtractContext(logLine);
return false;
}
logLine.Highlight = LogHighlight.Hide;
return true;
}
/// <summary>
/// Applies the filter.
/// </summary>
/// <param name="logLine">The log line.</param>
/// <returns></returns>
public async Task<bool> ApplyFilter(LogLine logLine)
{
if (string.IsNullOrEmpty(logLine.Content) || string.IsNullOrEmpty(_source.SearchPhrase))
return false;
bool wasApplied;
switch (_phraseType)
{
case PhraseType.Literal:
wasApplied = ApplyLiteral(logLine);
break;
case PhraseType.Regex:
wasApplied = ApplyRegex(logLine);
break;
default:
wasApplied = false;
break;
}
return wasApplied;
}
public async Task<bool> ApplyFilter(LogLine logLine)
{
logLine.DeFilter();
return true;
}
private void ExtractContext(LogLine logLine)
{
if (_source.SearchMode != SearchMode.Filter)
return;
var lineIndex = _source.LogLines.IndexOf(logLine);
var lineContext = ExtractContext(lineIndex, _source.LogLines.ToArray());
_source.LogLines[lineIndex].LineContext = string.IsNullOrEmpty(lineContext)
? logLine.Content
: lineContext;
}
private string ExtractContext(int currentIndex, LogLine[] logarray)
{
var startIndex = currentIndex - _headCount;
var sliceSize = Range;
// make sure we don't go out of bounds
if (startIndex < 0)
{
sliceSize += startIndex;
startIndex = 0;
}
if (startIndex + sliceSize > logarray.Length)
sliceSize = logarray.Length - startIndex;
// get the slice
var slice = new LogLine[sliceSize];
Array.Copy(logarray, startIndex, slice, 0, sliceSize);
return GetContextContent(slice);
}
