public void EditStudentExamQuestion(int examQuestionId, StudentQuestionTable newExamQuestion)
{
StudentQuestionTable model = studentExamQuestionRepository.GetById(examQuestionId);
model = newExamQuestion;
EditStudentExamQuestion(model);
}
private static string[] GetStudentAnswers(StudentQuestionTable studentExamQuestion, OptionAssignController optionAssignController)
{
if (studentExamQuestion == null)
{
return new string[] { "" }
}
;
string[] studentAnswerIds = studentExamQuestion.studentAnswerIds.Split(',');
List <int> answerIds = new List <int>();
foreach (string studentAnswerId in studentAnswerIds)
{
int.TryParse(studentAnswerId, out int result);
answerIds.Add(result);
}
List <string> answers = new List <string>();
foreach (int answerId in answerIds)
{
OptionAssign answer = optionAssignController.GetById(answerId);
if (answer != null)
{
answers.Add(answer.optionTitle);
}
}
return(answers.ToArray());
}
private void DeleteStudentExamQuestion(int examQuestionId)
{
StudentQuestionTable model = studentExamQuestionRepository.GetById(examQuestionId);
if (model == null)
{
return;
}
Delete(examQuestionId);
}
private void EvaluateAndRegister(RealExam studentExam, RealExam modelExam)
{
OptionAssignController optionAssignController = new OptionAssignController();
Dictionary <string, float> questionScores = StudentExamUtils.EvaulateExam(studentExam, modelExam);
StudentExam exam = StudentExamUtils.NewRealExamToStudentExam(studentExam, (int)questionScores["~totalScore"], studentExam.studentId);
int studentExamId = studentExamController.AddStudentExam(exam);
StudentExamQuestionController studentExamQuestionController = new StudentExamQuestionController();
foreach (RealExamQuestion question in studentExam.examElements)
{
StudentQuestionTable studentQuestion = StudentExamUtils.RealQuestionToStudentQuestion(question, (int)questionScores[question.title], studentExamId, optionAssignController);
studentExamQuestionController.AddStudentExamQuestion(studentQuestion);
}
}
public int AddStudentExamQuestion(StudentQuestionTable model)
{
var allExamQuestions = studentExamQuestionRepository.GetAll();
int lastId = 0;
if (allExamQuestions.Count() > 0)
{
lastId = allExamQuestions[allExamQuestions.Count() - 1].Id;
}
model.Id = lastId + 1;
studentExamQuestionRepository.Insert(model);
studentExamQuestionRepository.Save();
return(model.Id);
}
public static RealExamQuestion[] GetAllStudentExamElements(int studentExamId, ExamController examController, List <questionAssign> allQuestions, QuestionAssignController questionAssignController, OptionAssignController optionAssignController, StudentExamQuestionController studentExamQuestionController)
{
List <RealExamQuestion> allExamElements = new List <RealExamQuestion>();
foreach (questionAssign question in allQuestions)
{
if (question == null)
{
continue;
}
StudentQuestionTable studentExamQuestion = studentExamQuestionController.GetByModelQuestionId(question.Id, studentExamId);
allExamElements.Add(GetExamElement(question, optionAssignController.GetAllQuestionOptions(question.Id), studentExamQuestion, optionAssignController));
}
return(allExamElements.ToArray());
}
private void EditStudentExamQuestion(StudentQuestionTable model)
{
studentExamQuestionRepository.Update(model);
studentExamQuestionRepository.Save();
}
public static RealExamQuestion GetExamElement(questionAssign question, List <OptionAssign> allOptions, StudentQuestionTable studentExamQuestion, OptionAssignController optionAssignController)
{
return(new RealExamQuestion
{
type = question.type,
title = question.title,
multiple = question.type == "Single" ? false : true,
options = OptionUtils.OptionsToRealOptions(allOptions),
studentAnswer = GetStudentAnswers(studentExamQuestion, optionAssignController),
answer = OptionUtils.OptionsToAnswers(allOptions),
studentScore = studentExamQuestion.score,
score = question.score,
questionId = question.Id,
});
}
