public void Add(StudentItem student)
{
if (!_students.ContainsKey(student.PersonalIdentifier))
{
_students.Add(student.PersonalIdentifier, new Student(student.Name, student.PersonalIdentifier, student.Gender, student.Type, DateTime.UtcNow));
EnsureData();
}
}
public void Update(int personalIdentifier, StudentItem student)
{
_students[personalIdentifier] = new Student(student.Name, student.PersonalIdentifier, student.Gender, student.Type, DateTime.UtcNow);
EnsureData();
}