public List <ExamDetailDTO> List()
{
List <ExamDetailDTO> responseList = new List <ExamDetailDTO>();
examRepository.ListByUserId(user.Id).ForEach(x => responseList.Add(new ExamDetailDTO
{
Id = x.Id,
Time = x.Time.Split('.')[0],
Name = x.Name,
Description = x.Description,
Password = x.Password,
IsRandom = false,
StartTime = DateTime.ParseExact(x.StartTime, CultureInfo.CurrentCulture.DateTimeFormat.RFC1123Pattern, CultureInfo.CurrentCulture).ToLocalTime().ToString("dd-MM-yyyy HH:mm:ss"),
EndTime = DateTime.ParseExact(x.EndTime, CultureInfo.CurrentCulture.DateTimeFormat.RFC1123Pattern, CultureInfo.CurrentCulture).ToLocalTime().ToString("dd-MM-yyyy HH:mm:ss"),
Count = examRepository.Count(x.Id, false)
}));
examRepository.ListRandomByUserId(user.Id).ForEach(x => responseList.Add(new ExamDetailDTO
{
Id = x.Id,
Time = x.Time.Split('.')[0],
Name = x.Name,
Description = x.Description,
Password = x.Password,
IsRandom = true,
StartTime = DateTime.ParseExact(x.StartTime, CultureInfo.CurrentCulture.DateTimeFormat.RFC1123Pattern, CultureInfo.CurrentCulture).ToLocalTime().ToString("dd-MM-yyyy HH:mm:ss"),
EndTime = DateTime.ParseExact(x.EndTime, CultureInfo.CurrentCulture.DateTimeFormat.RFC1123Pattern, CultureInfo.CurrentCulture).ToLocalTime().ToString("dd-MM-yyyy HH:mm:ss"),
Count = examRepository.Count(x.Id, true)
}));
return(responseList);
}
public ReviewExamDTO CalculateMark(ExamAnswerDTO examAnswer, Guid userId)
{
ReviewExamDTO mark = new ReviewExamDTO();
mark.TimeSpent = CalculateTimeSpent(examAnswer.ExamId, userId);
int numsOfTrue = 0;
examAnswer.AnswerDetails.ForEach(answer =>
{
var key = questionRepository.GetById(answer.QuestionId);
if (key.Type == 3)
{
if (answer.Content.Equals(key.Content))
{
QuestionState.Add(key.Id, true);
numsOfTrue++;
}
}
else
{
var userAnswers = answer.UserAnswers.Where(x => x.IsSelected == true).Select(x => x.AnswerId).OrderBy(x => x).ToList();
var trueAnswers = answerRepository.ListByQuestionId(key.Id).Where(x => x.IsCorrect == true).Select(x => x.Id).OrderBy(x => x).ToList();
if (string.Join("", userAnswers).Equals(string.Join("", trueAnswers)))
{
QuestionState.Add(key.Id, true);
numsOfTrue++;
}
}
if (!QuestionState.ContainsKey(key.Id))
{
QuestionState.Add(key.Id, false);
}
});
mark.Score = Math.Round(((Double)numsOfTrue) / examRepository.Count(examAnswer.ExamId, examService.IsRandom(examAnswer.ExamId)) * 10, 2, MidpointRounding.AwayFromZero);
return(mark);
}