public async Task <bool> UpdateCompletion(User user, Guid subjectId, CancellationToken token = default)
{
var subject = await AvailableSubjects.FirstOrDefaultAsync(x => x.Id == subjectId, token);
if (subject == null)
{
return(false);
}
if (!await _progressionService.Exists(user, subject, token))
{
var firstModule = subject.Modules.First(x => x.Order == subject.Modules.Min(module => module.Order));
var firstConcept = firstModule.Concepts.First(x => x.Order == firstModule.Concepts.Min(concept => concept.Order));
await _progressionService.Create(user, subject, firstConcept, token);
}
var entry = await _progressionService.Get(user, subject, token);
var results = (await _resultService.GetAll(user, subject, token)).ToList();
var validResultsCount = results.Count(result => result.Answer.Valid);
var resultsCount = results.Count;
var questionsCount =
subject.Modules.Sum(module =>
module.Concepts.Sum(concept =>
concept.Exercises.Sum(exercise => exercise.Questions.Count) + concept.Lessons.Sum(lesson => lesson.Exercises.Sum(exercise => exercise.Questions.Count))));
var completion = (resultsCount * 100d) / questionsCount;
var score = (validResultsCount * 100d) / questionsCount;
return(await _progressionService.ExecuteTransaction(set =>
{
entry.Completion = completion;
entry.Completed = resultsCount == questionsCount;
if (entry.Completed)
{
entry.Score = score;
}
else
{
entry.Score = 0;
}
}, token));
}
public async Task <ActionResult <ProgressionResponse> > GetProgression(Guid subjectId)
{
var subject = await _subjects.Get(subjectId, HttpContext.RequestAborted);
if (subject == null)
{
return(NotFound());
}
var progression = await _progression.Get(HttpContext.GetUser(), subject, HttpContext.RequestAborted);
if (progression == null)
{
return(NoContent());
}
return(new ProgressionResponse(progression));
}