public ActionResult Attendance()
{
var userId = User.Identity.GetUserId();
if (userId == null || userId == "")
{
return(View());
}
var student = _studentDataService.GetByUserId(userId);
var group = _groupDataService.GetByStudent(student.Id);
var lectures = _lectureDataService.GetByGroupId(group.Id);
var attendanceStats = new List <StudentAttendanceViewModel>();
var generalStats = new StudentAttendanceViewModel
{
Subject = "General",
LectureCount = _getOccurencesCount(lectures),
AttendedLecturesCount = _getAttendedLecturesCount(lectures, student)
};
attendanceStats.Add(generalStats);
foreach (var lecture in lectures)
{
var attended = _attendanceDataService.GetStudentAttendance(student.Id, lecture.Id);
if (attendanceStats.Any(x => x.Subject == lecture.Subject.Name))
{
attendanceStats.FirstOrDefault(x => x.Subject == lecture.Subject.Name).LectureCount += lecture.Occurences.Count;
attendanceStats.FirstOrDefault(x => x.Subject == lecture.Subject.Name).AttendedLecturesCount +=
attended.AttendedLectures == "" ? 0 : attended.AttendedLectures.Split(',').Count();
}
else
{
var stats = new StudentAttendanceViewModel
{
Subject = lecture.Subject.Name,
LectureCount = lecture.Occurences.Count,
AttendedLecturesCount = attended.AttendedLectures == "" ? 0 : attended.AttendedLectures.Split(',').Count()
};
attendanceStats.Add(stats);
}
}
return(View(attendanceStats));
}