public async Task OnGetAsync(Guid id)
{
var spec = new ExamWithCourseAndTeacherSpecification(id);
Exam = await _examService.GetModelWithSpec(spec);
Course = await _courseService.GetByIdAsync(Exam.CourseId);
var stdentSpec = new ExamWithStudentAndCourseSpecification();
var students = await _studentService.ListAsync(stdentSpec);
Students = students.Where(s => s.Courses.Any(c => c.Id == Course.Id)).ToList();
}
public async Task OnGetAsync()
{
var spec = new ExamWithCourseAndTeacherSpecification();
Exam = await _service.ListAsync(spec);
}