public void ModuleChanged(Lesson lesson)
{
Lessons = lesson.Lessons;
// This is an utter and total hack to allow notebooks (Top) to be visually split from the survey once per course (bottom)
SupportingDocumentsTop = lesson.Contents.OfType<VideoContent>().Where( vc => !vc.Name.Contains("survey" ) ).ToObservableCollection();
SupportingDocumentsBottom = lesson.Contents.OfType<VideoContent>().Where(vc => vc.Name.Contains("survey")).ToObservableCollection();
}
public void PrepareLesson(Lesson lesson)
{
CurrentLesson = lesson;
Contents = lesson.Contents;
Contents.ToList().ForEach(c => c.IsCompleted = false);
Contents.ToList().ForEach(c => c.IsPassingEffort = false);
Contents.Where(c => c is QuizContent).Cast<QuizContent>()
.ToList().ForEach(ClearResponses);
if (lesson.Contents.Count > 0)
{
PublishNextContent(null);
}
}
public void NavigateToLesson(Lesson lesson)
{
navigator.Navigate(PageUri.LessonContent);
}
public void UpdateUserScores(Lesson lesson)
{
LessonResult result = previousScores.FirstOrDefault(
lr => lr.LessonId == lesson.EntryId
&& lr.UserEmail == loginService.CurrentUser.Email);
if (result == null)
{
result = new LessonResult()
{
LessonId = lesson.EntryId,
UserEmail = loginService.CurrentUser.Email,
IsPassingScore = lesson.IsPassingScore,
FinalScore = lesson.Score
};
previousScores.Add(result);
}
else
{
result.IsPassingScore = lesson.IsPassingScore;
result.FinalScore = lesson.Score;
}
int totalLessonCount = ActiveCourse.Lessons.SelectMany( l=> l.Lessons ).Count( l => l.IsScored );
int completedLessonCount = ActiveCourse.Lessons.SelectMany( l => l.Lessons ).Count( l => l.IsPassingScore );
int overallPercentComplete = completedLessonCount * 100 / totalLessonCount;
bool isPassed = totalLessonCount == completedLessonCount;
ActiveCourse.PercentComplete = overallPercentComplete;
ActiveCourse.IsCoursePassed = isPassed;
ActiveCourse.DatePassed = DateTime.Now;
CourseResult courseResult = new CourseResult()
{
CourseId = this.activeCourse.ID,
UserEmail = loginService.CurrentUser.Email,
IsPassingScore = ActiveCourse.IsCoursePassed,
PercentComplete = ActiveCourse.PercentComplete,
PassingDate = ActiveCourse.DatePassed
};
UpdateUserLessonScoreCommand command = new UpdateUserLessonScoreCommand(result, courseResult);
command.Execute();
}
private void AssociatePriorResults(Lesson lesson)
{
LessonResult previous = previousScores.FirstOrDefault(lr => lr.LessonId == lesson.EntryId);
if (previous != null)
{
lesson.IsAttempted = true;
lesson.IsPassingScore = previous.IsPassingScore;
lesson.Score = previous.FinalScore;
}
}
