public StoryboardParametersModel(IEnumerable <ImageFileInfo> imagesInfo)
{
_imagesInfo = imagesInfo;
_sampleIDDefinitionModel = new SampleIDDefinitionModel();
_allSampleIDs = new Computed <IEnumerable <SampleID> >(() =>
ComputeAllSampleIDs(_sampleIDDefinitionModel));
_selectedSampleIDs = new ObservableList <SampleID>(_allSampleIDs.Value);
// when the list of all sample IDs changes, change the _selectedSampleIDs, so that by default all the items
// in the CheckedComboBox get selected in UI. This is a user requirement specification for our case.
_allSampleIDs.Subscribe(s =>
{
_selectedSampleIDs.Clear();
_selectedSampleIDs.AddRange(_allSampleIDs.Value);
});
}
private bool FilenameMatchesThisSampleID(SampleIDDefinitionModel definitionModel, string filename, string sampleID)
{
switch (definitionModel.DefinitionMode)
{
case SampleIDDefinitionMode.FirstXNumberOfCharacters:
return(filename.Substring(0, definitionModel.SampleIDNumCharacters).Equals(sampleID));
case SampleIDDefinitionMode.CharactersBeforeUnderline:
var firstUnderlineCharIndex = filename.IndexOf("_");
return(firstUnderlineCharIndex != -1
? filename.Substring(0, firstUnderlineCharIndex).Equals(sampleID)
: false);
default:
throw new NotImplementedException();
}
}
private IEnumerable <SampleID> ComputeAllSampleIDs(SampleIDDefinitionModel model)
{
var result = new List <SampleID>();
foreach (var item in _imagesInfo)
{
var sampleIDName = string.Empty;
switch (model.DefinitionMode)
{
case SampleIDDefinitionMode.FirstXNumberOfCharacters:
sampleIDName = item.Name.Substring(0, model.SampleIDNumCharacters);
break;
case SampleIDDefinitionMode.CharactersBeforeUnderline:
sampleIDName = item.Name
.Substring(0,
item.Name.IndexOf("_") == -1
? item.Name.Length
: item.Name.IndexOf("_")
);
break;
default:
throw new NotImplementedException();
}
if (result.Any(x => x.Name == sampleIDName))
{
continue;
}
var imageFilesInfo = _imagesInfo
.Where(x => FilenameMatchesThisSampleID(model, x.Path, sampleIDName))
.ToArray();
result.Add(new SampleID(sampleIDName, imageFilesInfo));
}
return(result);
}