public IActionResult SetOpenedQuestionsAnswers(IFormCollection AnswersForm)
{
try
{
var QuestionUserAnswer = new Dictionary <string, string>();
foreach (var key in AnswersForm)
{
if (!key.Equals(AnswersForm.Last()))
{
QuestionUserAnswer.Add(key.Key, key.Value);
}
}
var exID = HttpContext.Session.GetInt32("ExamID");
using (var context = new ExamPlatformDbContext())
{
List <ExamOpenedQuestions> UserAnswers = SetUserAnswers(context, QuestionUserAnswer, exID);
UserAnswers.ForEach(x => context.ExamOpenedQuestions.Update(x));
context.SaveChanges();
return(View("ExamFinished"));
}
}
catch (Exception ex)
{
logger.Error("ExamsController - SetOpenedQuestionsAnswers " + ex.Message);
return(View());
}
}
public IActionResult SetClosedQuestionsAnswers(IFormCollection AnswersForm)
{
try
{
var QuestionAnswer = new Dictionary <string, string>();
foreach (var key in AnswersForm)
{
if (!key.Equals(AnswersForm.Last()))
{
QuestionAnswer.Add(key.Key, key.Value);
}
}
var exID = HttpContext.Session.GetInt32("ExamID");
using (var context = new ExamPlatformDbContext())
{
var examCQuestions = (from ex
in context.ExamClosedQuestions
where ex.ExamsID == exID
select ex.ClosedQuestions).ToList();
Results examResults = (from ex
in context.Results
where ex.ExamID == exID
select ex).Single();
examResults = SetExamScoreFromClosedQuestionAnswers(examCQuestions, QuestionAnswer, examResults);
context.Results.Update(examResults);
context.SaveChanges();
var examQuestions = context.OpenedQuestion
.Where(q => q.ExamOpenedQuestions.All(x => x.ExamsID == exID))
.Select(q => q).ToList();
return(RedirectToAction("ShowOpenedQuestions"));
}
}
catch (Exception ex)
{
logger.Error("ExamsController - SetClosedQuestionsAnswers " + ex.Message);
return(View());
}
}
public ActionResult SetPointsForOpenedQuestionsToStudent(IFormCollection AnswerPoint)
{
try
{
var StudentExamModel = new Dictionary <string, List <string> >();
var Results = new Dictionary <int, double>();
foreach (var x in AnswerPoint)
{
List <String> valueList = new List <string>();
if (!x.Equals(AnswerPoint.Last()))
{
foreach (var value in x.Value)
{
if (x.Key == "AnswerPoints" && value.Length == 0)
{
TempData["Message"] = "Nie wszystkie odpowiedzi studenta otrzymały odpowiednią punktację";
return(RedirectToAction("ShowStudentExamsToCheck"));
}
valueList.Add(value);
}
StudentExamModel.Add(x.Key, valueList);
}
}
List <int> ExamOpenedQuestionIDList = new List <int>();
List <double> ResultsList = new List <double>();
List <int> ExamsID = new List <int>();
StudentExamModel.ElementAt(1).Value.ForEach(x => ExamOpenedQuestionIDList.Add(Int32.Parse(x)));
StudentExamModel.ElementAt(4).Value.ForEach(
x => ResultsList.Add(double.Parse(x.Replace(".", ","))));
StudentExamModel.ElementAt(0).Value.ForEach(x => ExamsID.Add(Int32.Parse(x)));
ExamsID = ExamsID.Distinct().ToList();
for (int i = 0; i < ResultsList.Count(); i++)
{
Results.Add(ExamOpenedQuestionIDList[i], ResultsList[i]);
}
using (var context = new ExamPlatformDbContext())
{
List <ExamOpenedQuestions> ExamOQuestionList = new List <ExamOpenedQuestions>();
foreach (var x in Results)
{
var ExamOpenedQuestionModel = (from z in context.ExamOpenedQuestions
where z.ExamOpenedQuestionsID == x.Key
select z).Single();
ExamOpenedQuestionModel.AnswerPoints = x.Value;
ExamOQuestionList.Add(ExamOpenedQuestionModel);
}
context.ExamOpenedQuestions.UpdateRange(ExamOQuestionList);
context.SaveChanges();
foreach (var examID in ExamsID)
{
var score = (from x in context.ExamOpenedQuestions
where x.ExamsID == examID
select x.AnswerPoints).ToList();
var result = (from r in context.Results
where r.ExamID == examID
select r).Single();
score.ForEach(x => result.Score += x.Value);
result.Grade = SetExamGrade(result.Score, result.MaxExamPoints);
context.Results.Update(result);
context.SaveChanges();
}
}
return(RedirectToAction("ShowStudentExamsToCheck"));
}
catch (Exception ex)
{
logger.Error("StudentExamsController - SetPointsForOpenedQuestionsToStudent " + ex.Message);
return(View());
}
}
