protected virtual List <RatingViewModel> CreateRatings(string examSheetId)
{
var ratings = RatingManager.FindAll(examSheetId);
if (ratings?.Any() ?? false)
{
return(ratings.Select(CreateRatingViewModel).OrderBy(x => x.Student.Surname).ToList());
}
return(new List <RatingViewModel>());
}
protected virtual List <RatingViewModel> CreateRatings(string groupId, string examSheetId)
{
var ratings = RatingManager.FindAll(examSheetId);
if (ratings?.Any() ?? false)
{
return(ratings.Select(CreateRatingViewModel).OrderBy(x => x.Student.Surname).ToList());
}
var students = StudentManager.FindGroup(groupId);
return(students.Select(student => CreateRatingViewModel(student, examSheetId)).OrderBy(x => x.Student.Surname).ToList());
}
public IActionResult GetChartData(string group, string subject, short year, short semester, string teacher)
{
var sheet = ExamSheetManager.Get(group, teacher, subject, year, semester, true);
var model = new GroupChartJsonModel();
if (sheet == null)
{
return(Json(model));
}
var semesterMarks = new Dictionary <string, short>();
var rangeMarks = new Dictionary <string, short>();
var ratings = RatingManager.FindAll(sheet.Id);
model.StudentsRating = new List <StudentRating>();
foreach (var rating in ratings)
{
var stringRepresentation = RatingMapper.MapRatingToString(rating.Mark);
var rangeRepresentation = RatingMapper.MapRatingToRange(rating.Mark);
if (semesterMarks.ContainsKey(stringRepresentation))
{
semesterMarks[stringRepresentation] = (short)(semesterMarks[stringRepresentation] + 1);
}
else
{
semesterMarks[stringRepresentation] = 1;
}
if (rangeMarks.ContainsKey(rangeRepresentation))
{
rangeMarks[rangeRepresentation] = (short)(rangeMarks[rangeRepresentation] + 1);
}
else
{
rangeMarks[rangeRepresentation] = 1;
}
var student = StudentManager.GetById(rating.StudentId);
model.StudentsRating.Add(new StudentRating()
{
Surname = student.Surname, Name = student.Name, Rating = rating.Mark, StringRepresentation = stringRepresentation
});
}
var sorted = semesterMarks.OrderBy(key => key.Key);
model.SemesterMarks = sorted.ToDictionary((keyItem) => keyItem.Key, (valueItem) => valueItem.Value);
sorted = rangeMarks.OrderBy(key => key.Key);
model.RangeMarks = sorted.ToDictionary((keyItem) => keyItem.Key, (valueItem) => valueItem.Value);
model.StudentsRating = model.StudentsRating.OrderByDescending(x => x.Rating).ToList();
return(Json(model));
}
