protected override void ReadRow(DataRow dr)
{
data = dr;
ID = (int)dr["id"];
Title = (string)dr["title"];
Created = (DateTime)dr["created_at"];
Students.Clear();
Exams.Clear();
foreach (DataRow cRow in dr.GetChildRows("EducationStudents"))
{
Students.Add(new Student(cRow, this));
}
foreach (DataRow cRow in dr.GetChildRows("EducationExams"))
{
Exams.Add(new Exam(cRow, this));
}
}
public void UpdateLists()
{
Educations.Clear();
Students.Clear();
Exams.Clear();
Attempts.Clear();
foreach (DataRow dr in dao.Data.Tables["Educations"].Rows)
{
Education e = new Education(dr);
Educations.Add(e);
Students.AddRange(e.Students);
Exams.AddRange(e.Exams);
}
foreach (DataRow dr in dao.Data.Tables["Attempts"].Rows)
{
Student s = (from stud in Students where stud.ID == (int)dr["student_id"] select stud).First();
Exam e = (from ex in Exams where ex.ID == (int)dr["exam_id"] select ex).First();
Attempts.Add(new Attempt(dr, e, s));
}
}