public IActionResult View(int id)
{
var lesson = _lessonService.GetLesson(id);
if (lesson == null)
{
return(View("Error", new ErrorViewModel
{
Message = "This lesson does not exist."
}));
}
var lessonViewModel = _mapper.Map <LessonViewModel>(lesson);
var students = _classService.GetClass(lesson.ClassId).Students;
var studentAttended = lesson.Attendances.Select(a => a.StudentId).ToHashSet();
lessonViewModel.AttendanceViewModels = students.Select(s => new AttendanceViewModel
{
Lesson = lesson,
Student = s,
Attended = studentAttended.Contains(s.Id)
}).ToList();
return(View(lessonViewModel));
}
public async Task <List <Lesson> > GetUserLessons()
{
var userId = User.FindFirstValue(ClaimTypes.NameIdentifier);
return(await _lessonService.GetLesson(userId));
}
