public void AddExam(Exams exam)
{
var examDb = _studentsOrgEntities.Exams;
examDb.Add(exam);
_studentsOrgEntities.SaveChanges();
}
public void AddSubject(Subjects subject)
{
var subjectsDb = _studentsOrgEntities.Subjects;
subjectsDb.Add(subject);
_studentsOrgEntities.SaveChanges();
}
public void AddAndSaveLearnCycle()
{
var learnTable = _studentsOrgEntities.LearningDays;
var learnDay = new LearningDays()
{
subjectName = _examName,
learningTimeAmount = _learningTime
};
if (CheckIfLearnDayIsNotInTable())
{
learnTable.Add(learnDay);
}
_studentsOrgEntities.SaveChanges();
}
/// <summary>
/// If learn time = 0 it will delete object from table.
/// </summary>
/// <param name="learnDay"></param>
private void SubstractTime()
{
var learnTable = _studentsOrgEntities.LearningDays;
var learnObject = learnTable.Single(n => n.dayId == LearnDay.dayId);
if (learnObject.learningTimeAmount > 0)
{
learnObject.learningTimeAmount--;
}
else
{
learnTable.Remove(learnObject);
}
_studentsOrgEntities.SaveChanges();
}