public async Task <QuizModel> GetQuiz(string id)
{
return(await _context.Quizzes
.AsExpandable()
.Where(x => x.Id == id).Select(QuizModel.BuildModel(false))
.FirstOrDefaultAsync());
}
public async Task <IEnumerable <QuizModel> > GetUserOwnedQuizzes(string userId)
{
return(await _context.Quizzes
.AsExpandable()
.Where(x => x.QuizzardUserId == userId)
.Select(QuizModel.BuildModel(false))
.ToListAsync());
}
public async Task <List <QuizModel> > GetMyQuizzes(string userId)
{
var exp = QuizModel.BuildModel(false);
return(await _context.Quizzes.AsExpandable()
.Where(x => x.QuizzardUserId == userId)
.Select(x => exp.Invoke(x))
.ToListAsync());
}
public async Task <IEnumerable <QuizModel> > SearchForQuizzes(bool privateQuizzes = false, params string[] query)
{
return(await _context.Quizzes
.AsExpandable()
.Where(x => (query.Any(q => x.Title.Contains(q)) || query.Any(q => x.Description.Contains(q))) &&
x.ArchivedOn == null && x.Private == false || x.Private == privateQuizzes && x.DraftMode == false)
.Select(QuizModel.BuildModel(false))
.ToListAsync());
}
public async Task <IEnumerable <QuizModel> > GetAllQuizzes(bool includePrivateQuizzes = false)
{
var expr = QuizModel.BuildModel(false);
return(await _context.Quizzes.AsExpandable()
.Where(x => (x.Private == false || x.Private == includePrivateQuizzes) && x.ArchivedOn == null && x.DraftMode == false)
.Select(x => expr.Invoke(x))
.ToListAsync());
}
public QuizStatisticsModel GetQuizStatistics(string quizId)
{
var model = new QuizStatisticsModel();
var quizExp = QuizModel.BuildModel();
var expression = QuizResultsModel.BuildModel();
model.Quiz = _context.Quizzes.AsExpandable().Where(z => z.Id == quizId).Select(x => quizExp.Invoke(x)).FirstOrDefault();
model.QuizResults = _context.QuizSubmissions
.AsExpandable()
.Where(x => x.QuizId == quizId && x.QuizzardUserId != null)
.Select(x => expression.Invoke(x)).ToList();
return(model);
}
