/// <summary>
/// Initializes a new instance of the <see cref="SequenceMixerController"/> class.
/// </summary>
public SequenceMixerController()
{
db = new LibiadaWebEntities();
sequenceRepository = new CommonSequenceRepository(db);
dnaSequenceRepository = new GeneticSequenceRepository(db);
musicSequenceRepository = new MusicSequenceRepository(db);
literatureSequenceRepository = new LiteratureSequenceRepository(db);
dataSequenceRepository = new DataSequenceRepository(db);
elementRepository = new ElementRepository(db);
}
public ActionResult Create(
[Bind(Include = "Id,Notation,RemoteDb,RemoteId,Description,Matter,MatterId")] CommonSequence commonSequence,
bool localFile,
Language?language,
bool?original,
Translator?translator,
bool?partial,
int?precision)
{
return(CreateTask(() =>
{
var db = new LibiadaWebEntities();
try
{
if (!ModelState.IsValid)
{
throw new Exception("Model state is invalid");
}
Stream sequenceStream;
Nature nature = commonSequence.Notation.GetNature();
if (nature == Nature.Genetic && !localFile)
{
sequenceStream = NcbiHelper.GetFastaFileStream(commonSequence.RemoteId);
}
else
{
sequenceStream = FileHelper.GetFileStream(Request.Files[0]);
}
switch (nature)
{
case Nature.Genetic:
ISequence bioSequence = NcbiHelper.GetFastaSequence(sequenceStream);
var dnaSequenceRepository = new GeneticSequenceRepository(db);
dnaSequenceRepository.Create(commonSequence, bioSequence, partial ?? false);
break;
case Nature.Music:
var musicSequenceRepository = new MusicSequenceRepository(db);
musicSequenceRepository.Create(commonSequence, sequenceStream);
break;
case Nature.Literature:
var literatureSequenceRepository = new LiteratureSequenceRepository(db);
literatureSequenceRepository.Create(commonSequence, sequenceStream, language ?? Language.Russian, original ?? true, translator ?? Translator.NoneOrManual);
break;
case Nature.MeasurementData:
var dataSequenceRepository = new DataSequenceRepository(db);
dataSequenceRepository.Create(commonSequence, sequenceStream, precision ?? 0);
break;
case Nature.Image:
var matterRepository = new MatterRepository(db);
int fileSize = Request.Files[0].ContentLength;
var file = new byte[fileSize];
Request.Files[0].InputStream.Read(file, 0, fileSize);
var matter = new Matter
{
Nature = Nature.Image,
SequenceType = commonSequence.Matter.SequenceType,
Name = commonSequence.Matter.Name,
Source = file,
Group = commonSequence.Matter.Group
};
matterRepository.SaveToDatabase(matter);
break;
default:
throw new InvalidEnumArgumentException(nameof(nature), (int)nature, typeof(Nature));
}
string multisequenceName = db.Multisequence.SingleOrDefault(ms => ms.Id == commonSequence.Matter.MultisequenceId).Name;
var result = new ImportResult(commonSequence, language, original, translator, partial, precision, multisequenceName);
return new Dictionary <string, string> {
{ "data", JsonConvert.SerializeObject(result) }
};
}
catch (Exception)
{
long matterId = commonSequence.MatterId;
if (matterId != 0)
{
List <Matter> orphanMatter = db.Matter
.Include(m => m.Sequence)
.Where(m => m.Id == matterId && m.Sequence.Count == 0)
.ToList();
if (orphanMatter.Count > 0)
{
db.Matter.Remove(orphanMatter[0]);
db.SaveChanges();
}
}
throw;
}
finally
{
Dispose(true);
}
}));
}
