public static StudentTotalAveragesViewData Create(IList <ChalkableStudentAverage> averages)
{
var res = new StudentTotalAveragesViewData
{
Averages = averages.Select(StudentAveragesViewData.Create).ToList(),
};
if (averages.Count > 0)
{
res.AverageId = averages.First().AverageId;
res.AverageName = averages.First().AverageName;
res.IsGradingPeriodAverage = averages.First().IsGradingPeriodAverage;
res.TotalAverage = averages.Average(x => (x.EnteredAvg ?? x.CalculatedAvg));
}
return(res);
}
public static GradingGridViewData Create(ChalkableGradeBook gradeBook, IList <ClaimInfo> claims)
{
var res = new GradingGridViewData(gradeBook)
{
Students = new List <GradeStudentViewData>()
};
if (gradeBook.Options != null)
{
res.DisplayAlphaGrades = gradeBook.Options.DisplayAlphaGrades;
res.DisplayStudentAverage = gradeBook.Options.DisplayStudentAverage;
res.DisplayTotalPoints = gradeBook.Options.DisplayTotalPoints;
res.IncludeWithdrawnStudents = gradeBook.Options.IncludeWithdrawnStudents;
res.RoundDisplayedAverages = gradeBook.Options.RoundDisplayedAverages;
}
foreach (var student in gradeBook.Students)
{
res.Students.Add(GradeStudentViewData.Create(student, student.IsWithdrawn));
}
var stIds = res.Students.Select(x => x.StudentInfo.Id).ToList();
res.TotalAverages = StudentTotalAveragesViewData.Create(gradeBook.Averages, stIds);
var gpAvg = res.TotalAverages.FirstOrDefault(x => x.IsGradingPeriodAverage);
if (gpAvg != null)
{
res.Avg = gpAvg.TotalAverage;
}
if (res.DisplayTotalPoints || res.DisplayAlphaGrades)
{
BuildTotalPoints(res, stIds, gradeBook.StudentTotalPoints);
}
res.GradingItems = gradeBook.Announcements
.OrderByDescending(x => x.ClassAnnouncementData.Expires)
.Select(x => ShortAnnouncementGradeViewData.Create(x.ClassAnnouncementData, x.StudentAnnouncements, stIds, claims))
.ToList();
return(res);
}