public ActionResult DeleteConfirmed(int?id)
{
if (id == 0 || !id.HasValue)
{
return(RedirectToAction("Index"));
}
teacherService = new TeacherService();
subjectService = new SubjectService();
staffService = new StaffService();
// pass subjects to singleton
List <Subject> subjects = subjectService.getSubjectsByTeacherId((int)id);
hireTeacherSingleton.Subjects = subjects;
// remove teacher from staff
staffService.DeleteTeacherFromStaffById((int)id);
//delete the teacher
teacherService.DeleteTeacherById((int)id);
// if teacher had a subject allocated substitue him, if not don't
if (subjects.Count == 0)
{
return(RedirectToAction("Index"));
}
return(RedirectToAction("HireNewTeacher"));
}
