public async Task <List <TClass> > AddRangeAsync(List <TClass> listEntities, bool cleanData)
{
if (cleanData)
{
var all = await GetAllAsync();
foreach (var getEntity in all)
{
if (getEntity.Photos != null && getEntity.Photos.Any())
{
foreach (var photo in getEntity.Photos)
{
AzureBlobHelper.DeletePhoto(photo.FileName, TypeTable.Certificates);
DataContext.Entry(photo).State = EntityState.Deleted;
}
}
if (getEntity.Contacts != null && getEntity.Contacts.Any())
{
foreach (var contact in getEntity.Contacts)
{
DataContext.Entry(contact).State = EntityState.Deleted;
}
}
if (getEntity.Locations != null && getEntity.Locations.Any())
{
foreach (var location in getEntity.Locations)
{
DataContext.Entry(location).State = EntityState.Deleted;
}
}
// DataContext.Entry(getEntity).Collection("Locations").Load();
// DataContext.Entry(getEntity).Collection("Photos").Load();
// DataContext.Entry(getEntity).Collection("Contacts").Load();
DataContext.Entry(getEntity).State = EntityState.Deleted;
}
}
DataContext.SaveChanges();
return(await base.AddRangeAsync(listEntities));
}
/// <summary>
/// Identifies person from temporary image taken from App
/// </summary>
/// <returns>Name of identified person</returns>
public async Task <string> Identify(string name)
{
var azureBlobHelper = new AzureBlobHelper();
string takenImageUri = null;
takenImageUri = azureBlobHelper.GetImageUri(name);
if (takenImageUri == null)
{
throw new ManagerException(RecognitionErrorMessages.WrongUriError);
}
var memoryStream = new MemoryStream();
memoryStream = RecUtil.GetStreamFromUri(takenImageUri);
var faces = await _faceServiceClient.DetectAsync(memoryStream);
if (faces.Length == 0 || faces == null)
{
throw new ManagerException(RecognitionErrorMessages.NoFacesFoundError);
}
var faceIds = faces.Select(face => face.FaceId).ToArray();
var results = await _faceServiceClient.IdentifyAsync(_groupId, faceIds);
if (results.Length == 0 || results == null || results[0].Candidates.Length == 0 || results[0].Candidates[0] == null)
{
throw new ManagerException(RecognitionErrorMessages.NoOneIdentifiedError);
}
var candidateId = results[0].Candidates[0].PersonId;
var person = await _faceServiceClient.GetPersonAsync(_groupId, candidateId);
azureBlobHelper.DeletePhoto(name);
return(person.Name);
}