/// <summary>
/// Creates a file with all arrangements in the order that is used for the alphabet of the classifier.
/// </summary>
public IEnumerable <IList <Arrangement> > Create()
{
var orderedPath = Path.Combine(_workingDirectory, "OrderedArrangements.txt");
if (File.Exists(orderedPath))
{
return(File.ReadAllLines(orderedPath).Select(Arrangement.MultipleFromString).Select(a => a.ToList()));
}
var words = new ArrangementWordCreator(_workingDirectory).CreateUnordered();
var classifierBuilder = new ClassifierBuilder();
classifierBuilder.SetLanguage(words);
var nullTransitions = CountNullTransitions(classifierBuilder);
var ordered = nullTransitions.Select((n, i) => new { n, i }).OrderBy(p => p.n).Select(p => p.i).ToList();
var oldArrangements = new CompactAnalyzedDataCreator(_workingDirectory).GetUniqueArrangements().ToList();
var newArrangements = ordered.Select(i => oldArrangements[i]).ToList();
var lines = newArrangements.Select(a => string.Join("", a)).ToList();
File.WriteAllLines(orderedPath, lines);
return(newArrangements);
}
private IStateMachineBuilder GetArrangementBuilder()
{
var language = new ArrangementWordCreator(_workingDirectory).CreateOrdered();
return(GetClassifierBuilder(language));
}
