// Returns factory function for the exam application
public Func <IExamApplication> GetExamApplicationFactory(Subject examOn, Professor administratedBy)
{
ExamApplicationBuilder builder = new ExamApplicationBuilder();
builder.OnSubject(examOn);
builder.AdministratedBy(administratedBy);
builder.TakenBy(this);
if (builder.CanBuild())
{
return(builder.Build);
}
// think of something smarter;
throw new ArgumentException();
}
public IExamApplication ApplyFor([NotNull] IExam exam)
{
ExamApplicationBuilder builder = new ExamApplicationBuilder();
builder.OnSubject(exam.OnSubject);
builder.AdministratedBy(exam.AdministratedBy);
builder.TakenBy(this);
IExamApplication application = builder.Build();
this.Exams.Add(application);
return(application);
//if (!CanApplyFor(exam))
// throw new ArgumentException();
//return new Implementation.ExamApplication(new Exam(exam.OnSubject, exam.AdministratedBy), this);
}
