public async Task <ServiceResponse <object> > SubmitQuiz(List <QuizSubmissionDto> model)
{
List <QuizSubmission> ListToAdd = new List <QuizSubmission>();
foreach (var item in model)
{
var TrueAnswers = (from q in _context.QuizQuestions
join ans in _context.QuizAnswers
on q.Id equals ans.QuestionId
where ans.IsTrue == true &&
q.Id == item.QuestionId &&
q.QuizId == item.QuizId
select ans).ToList();
var submission = new QuizSubmission
{
QuizId = item.QuizId,
QuestionId = item.QuestionId,
AnswerId = item.AnswerId,
//IsCorrect = TrueAnswers.Select(m => m.Id).Contains(Convert.ToInt32(item.AnswerId)) ? true : false,
Description = item.Description,
CreatedDateTime = DateTime.UtcNow,
UserId = _LoggedIn_UserID
};
if (TrueAnswers.Count() == 1)
{
submission.IsCorrect = TrueAnswers.Select(m => m.Id).Contains(Convert.ToInt32(item.AnswerId)) ? true : false;
submission.ResultMarks = submission.IsCorrect == true?_context.QuizQuestions.FirstOrDefault(m => m.QuizId == item.QuizId && m.Id == item.QuestionId).Marks.Value : 0;
}
else if (TrueAnswers.Count() == 2)
{
//int ContainCount = TrueAnswers.Where(m => m.Id == Convert.ToInt32(item.AnswerId)).Count();
submission.IsCorrect = TrueAnswers.Select(m => m.Id).Contains(Convert.ToInt32(item.AnswerId)) ? true : false;
double set = _context.QuizQuestions.FirstOrDefault(m => m.QuizId == item.QuizId && m.Id == item.QuestionId).Marks.Value / 2;
submission.ResultMarks = submission.IsCorrect == true ? set : 0;
}
ListToAdd.Add(submission);
}
await _context.QuizSubmissions.AddRangeAsync(ListToAdd);
await _context.SaveChangesAsync();
var toCreateTrans = new StudentActivityTransaction
{
StudentId = _LoggedIn_UserID,
Value = _LoggedIn_UserName + " you submit a quiz at " + DateFormat.ToDateTime(DateTime.UtcNow),
Details = "",
UpdatedDateTime = DateTime.UtcNow
};
await _context.StudentActivityTransactions.AddAsync(toCreateTrans);
await _context.SaveChangesAsync();
_serviceResponse.Success = true;
_serviceResponse.Data = CustomMessage.Added;
return(_serviceResponse);
}
public async Task <ServiceResponse <object> > SubmitAssignment(SubmitAssignmentDtoForAdd model)
{
var objToCreate = new ClassSectionAssigmentSubmission
{
ClassSectionAssignmentId = model.AssignmentId,
Description = model.Description,
StudentId = _LoggedIn_UserID,
CreatedDatetime = DateTime.UtcNow,
};
if (model.files != null && model.files.Count() > 0)
{
for (int i = 0; i < model.files.Count(); i++)
{
var dbPath = _filesRepository.SaveFile(model.files[i]);
if (string.IsNullOrEmpty(objToCreate.SubmittedMaterial))
{
objToCreate.SubmittedMaterial = objToCreate.SubmittedMaterial + dbPath;
}
else
{
objToCreate.SubmittedMaterial = objToCreate.SubmittedMaterial + "||" + dbPath;
}
}
}
await _context.ClassSectionAssigmentSubmissions.AddAsync(objToCreate);
await _context.SaveChangesAsync();
var toCreateTrans = new StudentActivityTransaction
{
StudentId = _LoggedIn_UserID,
Value = _LoggedIn_UserName + " you submit an assignment at " + DateFormat.ToDateTime(DateTime.UtcNow),
Details = "",
UpdatedDateTime = DateTime.UtcNow
};
await _context.StudentActivityTransactions.AddAsync(toCreateTrans);
await _context.SaveChangesAsync();
_serviceResponse.Success = true;
_serviceResponse.Message = CustomMessage.Added;
return(_serviceResponse);
}
