public ChoosingCourse ChooseCourse(TeachingTask task)
{
ChoosingCourse cc = task.AddStudent(this);
_choosingCourses.Add(cc);
return(cc);
}
public void SignScore(Student student, double score)
{
ChoosingCourse cc = this.GetChoosingCourse(student);
if (cc != null)
{
cc.Score = score;
}
}
public ChoosingCourse AddStudent(Student student)
{
if (this.GetChoosingCourse(student) != null)
{
throw new System.Exception(
string.Format("{0} has chosen the course '{1}' of teacher '{2}'.",
student.Name, this.Teacher.Name, this.Course.Name));
}
ChoosingCourse cc = new ChoosingCourse(this, student);
_choosingCourses.Add(cc);
return(cc);
}
public ChoosingCourse GetChoosingCourse(Student student)
{
ChoosingCourse cc = null;
foreach (ChoosingCourse v in this.ChoosingCourses)
{
if (v.Student == student)
{
cc = v; break;
}
}
return(cc);
}