static IEnumerable<LogEntry> FilterResults(IEnumerable<LogEntry> result, LogSearchParameters searchParams)
{
if (searchParams.LogType == LogType.Pm)
{
if (searchParams.PmCharacterName != null && !searchParams.PmCharacterName.IsEmpty)
{
result =
result.Where(
s => s.PmConversationRecipient.Equals(searchParams.PmCharacterName)).ToArray();
}
}
return result;
}
async void PerformSearch()
{
try
{
if (searching) throw new InvalidOperationException("Search already running");
searching = true;
cancellationTokenSource = new CancellationTokenSource();
buttonCancelSearch.Visible = true;
richTextBoxAllLines.Clear();
listBoxAllResults.Items.Clear();
dateTimePickerTimeFrom.Value = new DateTime(
dateTimePickerTimeFrom.Value.Year,
dateTimePickerTimeFrom.Value.Month,
dateTimePickerTimeFrom.Value.Day,
0,
0,
0);
dateTimePickerTimeTo.Value = new DateTime(
dateTimePickerTimeTo.Value.Year,
dateTimePickerTimeTo.Value.Month,
dateTimePickerTimeTo.Value.Day,
23,
59,
59);
var pmCharacter = GetPmCharacter();
var searchParams = new LogSearchParameters()
{
LogType = GetLogType(),
CharacterName = new CharacterName(GetCharacter()),
DateFrom = dateTimePickerTimeFrom.Value,
DateTo = dateTimePickerTimeTo.Value,
PmCharacterName = pmCharacter != null ? new CharacterName(pmCharacter) : null
};
var searchType = GetSearchType();
var searchPhrase = GetPhrase();
var result = await logSearcherViewModel.Search(searchParams, cancellationTokenSource.Token);
ParseAndDisplay(result, searchType, searchPhrase, searchParams);
}
catch (OperationCanceledException)
{
// cancelled
//todo log
}
catch (Exception exception)
{
//todo logging, error display
MessageBox.Show(exception.ToString());
}
finally
{
searching = false;
labelWorking.Hide();
buttonCancelSearch.Visible = false;
listBoxAllResults.Visible = true;
richTextBoxAllLines.Visible = true;
buttonCommitSearch.Text = "Search";
richTextBoxAllLines.Select(0, 0);
richTextBoxAllLines.ScrollToCaret();
}
}
void ParseAndDisplay(IEnumerable<LogEntry> result, SearchTypeId searchTypeId, string searchPhrase, LogSearchParameters searchParams)
{
List<SingleSearchMatch> matches = new List<SingleSearchMatch>();
result = FilterResults(result, searchParams);
List<string> results = new List<string>();
int currentLineBeginIndex = 0;
var pattern = searchTypeId == SearchTypeId.RegexEscapedCaseIns
? ("(?i)" + Regex.Escape(searchPhrase))
: searchPhrase;
foreach (var logEntry in result)
{
// restoring entry as string, so legacy code can be used without major rewrite
var line = RestoreLogEntry(logEntry);
results.Add(line);
if (!string.IsNullOrWhiteSpace(searchPhrase))
{
MatchCollection matchcollection = Regex.Matches(line, pattern);
foreach (Match match in matchcollection)
{
long matchStart = currentLineBeginIndex + match.Index;
long matchLength = match.Length;
matches.Add(new SingleSearchMatch(matchStart, matchLength, BuildDateForMatch(line)));
}
}
currentLineBeginIndex += line.Length + 1; // richtextbox seems to always add 1-length eol ??
}
lastMatches = matches;
buttonCommitSearch.Text = "Loading results...";
labelAllResults.Text = "All results: " + results.Count;
richTextBoxAllLines.Visible = false;
listBoxAllResults.Visible = false;
labelWorking.Show();
this.Refresh();
richTextBoxAllLines.Clear();
listBoxAllResults.Items.Clear();
richTextBoxAllLines.Lines = results.ToArray();
if (matches.Any())
{
bool tooManyToProcess = false;
bool tooManyToHighlight = false;
if (results.Count > 20000)
tooManyToProcess = true;
if (results.Count > 5000)
tooManyToHighlight = true;
if (!tooManyToProcess)
{
foreach (var searchmatch in matches)
{
string matchDesc = "";
matchDesc += searchmatch.MatchDate;
if (!tooManyToHighlight)
{
richTextBoxAllLines.Select((int)searchmatch.BeginCharPos, (int)searchmatch.LenghtChars);
richTextBoxAllLines.SelectionBackColor = Color.LightBlue;
}
listBoxAllResults.Items.Add(matchDesc);
Application.DoEvents();
}
}
else
{
listBoxAllResults.Items.Add("too many matches");
listBoxAllResults.Items.Add("narrow the search");
}
}
}
