public static int GradeExam(Models.Exam azureExam, IEnumerable <ExamResponse> examResponses)
{
foreach (ExamQuestion examQuestion in azureExam.ExamQuestions)
{
foreach (ExamChoice examChoice in examQuestion.ExamChoices)
{
if (examResponses.Any(x => x.ExamChoiceID == examChoice.ID))
{
examChoice.IsSelected = true; //examResponses.FirstOrDefault(x => x.ExamChoiceID == examChoice.ID).IsSelected;
}
}
}
return(azureExam.ExamQuestions.Select(x => x.ExamChoices.Where(y => y.IsSelected && y.IsCorrect).Count()).Sum());
}
public static IEnumerable <ExamResponse> CollectExamResponses(Models.Exam azureExam, Func <ExamChoice, bool> f)
{
List <ExamResponse> lstExamResponses = new List <ExamResponse>();
foreach (ExamQuestion examQuestion in azureExam.ExamQuestions)
{
foreach (ExamChoice examChoice in examQuestion.ExamChoices)
{
lstExamResponses.Add(new ExamResponse()
{
ExamChoiceID = examChoice.ID,
IsSelected = f(examChoice)
});
}
}
return(lstExamResponses.Where(x => x.IsSelected));
}