private static void DetectInsertDeleteInsertPattern(ILogProvider logProvider, List <DocumentChange> dcList, List <PatternInstance> detectedPatterns, int i, DocumentChange dc)
{
if (dc is Insert && logProvider.CausedByInsertString(dc) && !string.IsNullOrWhiteSpace(((Insert)dc).Text))
{
int offset = dc.Offset;
int length = dc.Length;
if (i + 1 < dcList.Count && dcList[i + 1] is Delete && (dcList[i + 1].Timestamp - dc.Timestamp) < TIME_THRESHOLD)
{
int offset2 = dcList[i + 1].Offset;
int length2 = dcList[i + 1].Length;
if (offset <= offset2 && offset2 + length2 <= offset + length)
{
if (i + 2 < dcList.Count && dcList[i + 2] is Insert)
{
int offset3 = dcList[i + 2].Offset;
if (offset2 == offset3)
{
var result = new PatternInstance(
dc,
3,
"Type #1: \"" + ((Insert)dcList[i]).Text + "\" - \"" +
((Delete)dcList[i + 1]).Text + "\" + \"" +
((Insert)dcList[i + 2]).Text + "\""
);
detectedPatterns.Add(result);
}
}
}
}
}
}
private static void DetectInsertReplaceInsertPattern(ILogProvider logProvider, List <Event> completeList, List <DocumentChange> dcList, List <PatternInstance> detectedPatterns, int i, DocumentChange dc)
{
if (dc is Insert && logProvider.CausedByInsertString(dc) && !string.IsNullOrWhiteSpace(((Insert)dc).Text))
{
int offset = dc.Offset;
int length = dc.Length;
if (i + 1 < dcList.Count && dcList[i + 1] is Replace &&
!logProvider.CausedByAutoIndent(dcList[i + 1]) &&
(dcList[i + 1].Timestamp - dc.Timestamp) < TIME_THRESHOLD)
{
Replace replace = (Replace)dcList[i + 1];
// Check the prev/next command
int indexOfReplace = completeList.IndexOf(replace);
Debug.Assert(indexOfReplace >= 0);
// If previous command is content assist, don't count it.
// If next command is PasteCommand, don't count it.
if (!(completeList[indexOfReplace - 1] is AssistCommand) &&
!(completeList.Count > indexOfReplace + 1 && completeList[indexOfReplace + 1] is PasteCommand))
{
int offset2 = replace.Offset;
int length2 = replace.Length;
if (offset <= offset2 && offset2 + length2 <= offset + length)
{
if (i + 2 < dcList.Count && dcList[i + 2] is Insert)
{
int offset3 = dcList[i + 2].Offset;
if (offset3 == offset2 + replace.InsertionLength)
{
var result = new PatternInstance(
dc,
3,
"Type #2: \"" + ((Insert)dcList[i]).Text + "\" - \"" +
replace.DeletedText + "\" + \"" +
replace.InsertedText +
((Insert)dcList[i + 2]).Text + "\""
);
detectedPatterns.Add(result);
}
}
else
{
var result = new PatternInstance(
dc,
2,
"Type #3: \"" + ((Insert)dcList[i]).Text + "\" - \"" +
((Replace)dcList[i + 1]).DeletedText + "\" + \"" +
((Replace)dcList[i + 1]).InsertedText + "\""
);
detectedPatterns.Add(result);
}
}
}
}
}
}
public override IEnumerable <PatternInstance> DetectAsPatternInstances(ILogProvider logProvider)
{
// we only consider "Create" because people often do not close the application at all.
List <Event> list = logProvider.LoggedEvents.Where(x => x is DocumentChange || (x is RunCommand && !((RunCommand)x).IsTerminate)).ToList();
Event lastRun = null;
List <ParameterTuneElement> deleteOffsets = new List <ParameterTuneElement>();
foreach (int i in Enumerable.Range(0, list.Count))
{
if (list[i] is RunCommand)
{
RunCommand currentRun = (RunCommand)list[i];
if (lastRun != null)
{
// TODO: Make it as an option! Current value is 1 min.
if (currentRun.Timestamp - lastRun.Timestamp <= 45000)
{
foreach (var element in deleteOffsets)
{
if (CheckElement(element))
{
var result = new PatternInstance(
lastRun,
-1,
"Deleted: \"" + element.DeletedText + "\", Inserted: \"" + element.InsertedText + "\""
);
yield return(result);
}
}
}
}
lastRun = currentRun;
deleteOffsets.Clear();
}
else if (list[i] is DocumentChange)
{
DocumentChange dc = (DocumentChange)list[i];
if (dc is Delete)
{
Delete delete = (Delete)dc;
// TODO: Merge delete offsets if necessary!
foreach (int j in Enumerable.Range(0, deleteOffsets.Count))
{
if (deleteOffsets[j].Confirmed)
{
continue;
}
if (deleteOffsets[j].DeleteOffset > delete.Offset)
{
deleteOffsets[j].DeleteOffset -= delete.Length;
}
}
deleteOffsets.Add(new ParameterTuneElement(delete));
}
else if (dc is Insert)
{
Insert insert = (Insert)dc;
foreach (int j in Enumerable.Range(0, deleteOffsets.Count))
{
if (deleteOffsets[j].Confirmed)
{
continue;
}
if (deleteOffsets[j].DeleteOffset > insert.Offset)
{
deleteOffsets[j].DeleteOffset += insert.Length;
}
else if (deleteOffsets[j].DeleteOffset == insert.Offset)
{
deleteOffsets[j].InsertedText = insert.Text;
deleteOffsets[j].Confirmed = true;
}
}
}
else if (dc is Replace && !logProvider.CausedByAutoIndent(dc) && !logProvider.CausedByAssist(dc))
{
Replace replace = (Replace)dc;
deleteOffsets.Add(new ParameterTuneElement(replace));
foreach (int j in Enumerable.Range(0, deleteOffsets.Count))
{
if (deleteOffsets[j].Confirmed)
{
continue;
}
if (deleteOffsets[j].DeleteOffset == replace.Offset)
{
deleteOffsets[j].DeleteOffset -= replace.Length;
deleteOffsets[j].DeleteOffset += replace.InsertionLength;
}
}
}
}
}
}