public void AddToDataBase(ImageString obj)
{
lock (this)
{
byte[] BytesImage = Convert.FromBase64String(obj.ImageBase64);
Blob ImageBlob = new Blob {
Bytes = BytesImage
};
this.Blobs.Add(ImageBlob);
this.SaveChanges();
RecognitionImage elem = new RecognitionImage
{
Class = obj.ClassImage,
Prob = obj.Probability,
ImageBytes = ImageBlob,
Call = 0,
Hash = GetHashFromBytes(BytesImage),
Path = obj.path
};
this.Images.Add(elem);
this.SaveChanges();
}
}
public async Task <IHttpActionResult> UpdateByFaceScan([FromUri] int timeTableId)
{
var timeTable = await _unitOfWork.TimeTables.GetTimeTable(timeTableId);
if (timeTable == null)
{
return(NotFound());
}
var provider = await Request.Content.ReadAsMultipartAsync();
var fileUploads = new List <FileUpload>();
foreach (var content in provider.Contents)
{
if (content.Headers != null)
{
fileUploads.Add(new FileUpload
{
FileStream = await content.ReadAsStreamAsync(),
FileName = content.Headers.ContentDisposition.FileName
});
}
}
var isInvalidFile = ValidateFileUpload(fileUploads.ToArray());
if (isInvalidFile)
{
return(BadRequest(ModelState));
}
var uploadResults = (await CloudinaryUploadHelper.UploadImagesToCloudinary(fileUploads)).ToArray();
foreach (var result in uploadResults)
{
var recognitionImage = new RecognitionImage
{
TimeTableId = timeTableId,
Uri = result.Uri,
SecureUri = result.SecureUri
};
_unitOfWork.RecognitionImages.Add(recognitionImage);
}
await _unitOfWork.Completed();
var identifiedPersons = (await FaceAPI.RecognizeFaces(new RecognizeFacesBindingModel
{
PersonGroupId = FaceAPI.PersonGroupId,
FacesUrl = uploadResults.Select(c => c.SecureUri)
})).ToList();
var studentIds = (await _unitOfWork.Attendances.GetStudentIdListForTimeTable(timeTableId)).ToArray();
var statusAttendanceListInDb = (await _unitOfWork.StatusAttendances.GetStatusAttendanceList()).ToArray();
var attendedStatus =
statusAttendanceListInDb.FirstOrDefault(c => c.Id == (int)StatusAttendanceType.Attended);
var absentStatus = statusAttendanceListInDb.FirstOrDefault(c => c.Id == (int)StatusAttendanceType.Absent);
var attendancesListWillBeUpdated =
(await _unitOfWork.Attendances.GetAttendanceListForStudentsList(timeTableId, studentIds)).ToList();
if (identifiedPersons.Count == 0)
{
attendancesListWillBeUpdated.ForEach(a =>
{
a.StatusAttendanceId = (int)StatusAttendanceType.Absent;
a.StatusAttendance = absentStatus;
});
}
else
{
attendancesListWillBeUpdated.ForEach(a =>
{
var identifiedPerson = identifiedPersons.FirstOrDefault
(ad => ad.Name.Equals(a.StudentId, StringComparison.CurrentCultureIgnoreCase));
if (identifiedPerson != null)
{
a.StatusAttendanceId = (int)StatusAttendanceType.Attended;
a.StatusAttendance = attendedStatus;
}
else
{
a.StatusAttendanceId = (int)StatusAttendanceType.Absent;
a.StatusAttendance = absentStatus;
}
});
}
var statusAttendancesList =
await _unitOfWork.Attendances.UpdateAttendanceForStudentList(attendancesListWillBeUpdated);
timeTable.StatusTakeAttendanceId = (int)StatusTakeAttendanceType.Taken;
_unitOfWork.TimeTables.Update(timeTable);
await _unitOfWork.Completed();
return(Ok(statusAttendancesList));
}
