Esempio n. 1
0
        private async Task<float> GetAverageForType(ApplicationUser student, IEnumerable<WorkItem> workItems, WorkItemType type, GradeDistribution distribution)
        {
            var scoreUnitManager = new ScoreUnitManager(_db);
            var workItemsForType = workItems.Where(wi => wi.Type == type);
            var PointsForType = MaxPointsForType(type, distribution);

            // If no WorkItem for the type, return total for that type
            if(workItemsForType.Count() == 0)
            {
                return PointsForType;
            }

            bool hasGradedScoreUnit = false;
            float studentsScores = 0.0f;
            float total = 0.0f;
            foreach(var workItem in workItemsForType)
            {
                var scoreUnit = await scoreUnitManager.GetStudentScoreUnit(workItem, student);
                if(scoreUnit != null && scoreUnit.Grade.HasValue)
                {
                    hasGradedScoreUnit = true;
                    studentsScores += scoreUnit.Grade.Value;
                    total += workItem.MaxPoints;
                }
            }

            // If no ScoreUnit has been graded, return the total for that type
            if(!hasGradedScoreUnit)
            {
                return PointsForType;
            }

            return (studentsScores / total) * PointsForType;
        }
Esempio n. 2
0
 /// <summary>
 /// Creates a new default ScoreUnitsController
 /// </summary>
 public ScoreUnitsController()
 {
     _db = new ApplicationDbContext();
     _userManager = new ApplicationUserManager(new UserStore<ApplicationUser>(_db));
     _scoreUnitManager = new ScoreUnitManager(_db);
 }