public IHttpActionResult Get(int?id)
{
if (!id.HasValue)
{
return(BadRequest(ModelState));
}
try
{
var baseTest = _baseTestService.Find(e => e.Id == id.Value, e => e.Approver, e => e.Course, e => e.BaseTestContents);
return(Ok(new
{
Approver = baseTest.Approver.FullName,
baseTest.NumberOfQuestion,
baseTest.StartTime,
baseTest.EndTime,
baseTest.Duration,
baseTest.ExamCode,
IsApproved = baseTest.Status == BaseTestStatus.Approved,
Course = baseTest.Course.Name,
questions = baseTest.BaseTestContents.Select(__ => new
{
__.Content,
Options = JsonConvert.DeserializeObject <GetOptionVM[]>(__.Options),
__.Level
})
}));
}
catch (Exception ex)
{
_loggingService.Write(ex);
return(InternalServerError(ex));
}
}
public IHttpActionResult Submit([FromBody] ResultDataVM data)
{
try
{
var contents = JsonConvert.DeserializeObject <ResultVM>(data.Json.Decrypt());
BaseTest baseTest = _baseTestService.Find(_ => _.Id == contents.ExamId);
List <TestContent> testContents = new List <TestContent>();
string studentCode = contents.StudentId;
if (baseTest != null)
{
if (_testService.Find(_ => _.BaseTestId == baseTest.Id &&
_.StudentCode == studentCode) == null)
{
float totalMarkOfTest = 0;
float finalMarkOfTest = 0;
foreach (var ele in contents.ExamAs)
{
ele.Answers = ele.Answers ?? new List <int>();
Question quest = _questionService.Find(_ => _.Code == ele.QuestionCode, _ => _.Options);
List <Option> rightAnswer = quest.Options.Where(_ => _.IsCorrect).ToList();
List <Option> finalRightAnswers = quest.Options.Where(_ => _.IsCorrect).ToList();
List <Option> studentAnswers = _optionService.Search(_ => ele.Answers.Contains(_.Id)).ToList();
totalMarkOfTest += quest.Mark;
float markOfQuestion,
markRightAnswers = 0,
markWrongAnswers = 0;
rightAnswer.ForEach(_ =>
{
if (ele.Answers.Contains(_.Id)) //mỗi lần nó trả lời đúng 1 câu
{
finalRightAnswers.Remove(_); //trừ đi những câu nó đã đánh đúng => còn lại những câu đúng mà nó k đánh
var temp = studentAnswers.Find(x => x.Id == _.Id);
studentAnswers.Remove(temp); //những câu nó sai
}
});
finalRightAnswers.ForEach(_ =>
{
markRightAnswers += Math.Abs((_.Percent * quest.Mark) / 100);
});
studentAnswers.ForEach(_ =>
{
markWrongAnswers += Math.Abs((_.Percent * quest.Mark) / 100);//điểm của những câu trả lời sai
});
markOfQuestion = (float)Math.Round(quest.Mark - markWrongAnswers - markRightAnswers, 2);
finalMarkOfTest += markOfQuestion < 0 ? 0 : markOfQuestion;
testContents.Add(new TestContent
{
Answers = JsonConvert.SerializeObject(ele.Answers ?? new List <int>()),
Mark = markOfQuestion < 0 ? 0 : markOfQuestion,
QuestionCode = ele.QuestionCode
});
}
var auth = _authenticationService.Find(_ => _.WebId == studentCode &&
_.Username == User.Identity.Name);
if (auth != null)
{
_authenticationService.Delete(auth);
}
var test = new Test
{
BaseTestId = contents.ExamId,
IsFinished = true,
StartTime = baseTest.StartTime,
EndTime = DateTimeOffset.Now,
Duration = DateTimeOffset.Now - baseTest.StartTime,
Mark = finalMarkOfTest,
TotalMark = totalMarkOfTest,
StudentCode = studentCode,
TestContents = testContents
};
bool result = _testService.Create(test);
}
}
}
catch (Exception ex)
{
_loggingService.Write(ex);
return(InternalServerError(ex));
}
return(Ok());
}