public void Edit(Teacher teacher)
{
SetRelativeEntities(teacher);
db.Entry(teacher).State = EntityState.Modified;
db.SaveChanges();
}
public void Add(Teacher teacher)
{
SetRelativeEntities(teacher);
db.Teachers.Add(teacher);
db.SaveChanges();
}
private void SetRelativeEntities(Teacher teacher)
{
var department = db.Departments.Find(teacher.Department.id);
teacher.Department = department;
var position = db.Positions.Find(teacher.Position.id);
teacher.Position = position;
}