public List<Result> getAllResultsByQuiz(Quiz q)
{
var result = (from r in dc.Results
where r.FK_Quiz == q.Quiz_Id
select r).ToList<Result>();
return result;
}
public List<Round> getAllRounds(Quiz q)
{
if (q == null)
{
throw new Exception("Quiz must be given...");
}
var result = (from round in dc.Rounds
where round.FK_Quiz == q.Quiz_Id
select round).ToList<Round>();
return result;
}
public void setQuiz(Quiz qz)
{
quiz = qz;
//clear the lists and recreate the values
playableRounds.Clear();
List<Round> rounds = gm.getAllRounds(quiz);
foreach (Round round in rounds)
{
playableRounds.Add(new PlayableRound(round));
}
}
public PlayableQuiz(int quizId)
{
//select the quiz
Quiz selectQuiz = new Quiz();
selectQuiz.Quiz_Id = quizId;
quiz = gm.getQuiz(selectQuiz);
//select the rounds and create playable rounds
List<Round> rounds = gm.getAllRounds(quiz);
foreach(Round round in rounds)
{
playableRounds.Add(new PlayableRound(round));
}
}
public PlayableQuiz(String quizCode)
{
//select the quiz
Quiz selectQuiz = new Quiz();
selectQuiz.code = quizCode;
quiz = gm.getQuizByCode(selectQuiz);
//select the rounds and create playable rounds
List<Round> rounds = gm.getAllRounds(quiz);
foreach (Round round in rounds)
{
playableRounds.Add(new PlayableRound(round));
}
}
public List<Result> getResultsByUserAndQuiz(User u, Quiz q)
{
if (u == null)
{
throw new Exception("User must be given...");
}
else if (q == null)
{
throw new Exception("Quiz must be given...");
}
var result = (from r in dc.Results
where r.FK_Quiz == q.Quiz_Id && r.FK_User == u.User_Id
select r).ToList<Result>();
return result;
}
public CompleteResult(Result res)
{
//set the result
result = res;
try
{
//get the question
question.Question_Id = res.FK_Question;
question = gm.getQuestion(question);
//get the answer
answer.Answer_Id = res.FK_Answer;
answer = gm.getAnswer(answer);
isRight = (answer.Answer_value == 1);
//if needed, get the right answer
if (!isRight)
{
Question q = new Question();
q.Question_Id = answer.FK_Question;
rightAnswer = gm.getRightAnswer(q);
}
//get the quiz
quiz.Quiz_Id = res.FK_Quiz;
quiz = gm.getQuiz(quiz);
//get the user
user.User_Id = res.FK_User;
user = um.getUser(user.User_Id);
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
public int InsertResultByValues(User user, Question question, Answer answer, Quiz quiz)
{
/**
* User komt van Sessie,
* Question ook (of uit controller)
* Answer komt van controller (ajax post)
* Quiz komt van sessie (of controller)
**/
//result aanmaken
Result r = new Result();
r.FK_User = user.User_Id;
r.FK_Question = question.Question_Id;
r.FK_Answer = answer.Answer_Id;
r.FK_Quiz = quiz.Quiz_Id;
//posten naar database
dc.Results.InsertOnSubmit(r);
dc.SubmitChanges();
return r.Result_Id;
}
public List<Result> getResultsByUserAndQuiz(User u, Quiz q)
{
var result = (from r in dc.Results
where r.FK_Quiz == q.Quiz_Id && r.FK_User == u.User_Id
select r).ToList<Result>();
return result;
}
public int getRightAnswersByQuiz(Quiz q)
{
var result = (from r in dc.Results
join a in dc.Answers on r.FK_Answer equals a.Answer_Id
where r.FK_Quiz == q.Quiz_Id
select r).ToList();
//tel de rijen met een goed antwoord.
foreach (var el in result)
{
if (el.Answer.Answer_value == 0) result.Remove(el);
}
return result.Count;
}
public List<Object> getFullQuiz(Quiz quiz)
{
if (quiz == null)
{
throw new Exception("Quiz must be given...");
}
Quiz playQuiz = getQuiz(quiz);
List<Round> playRounds = getAllRounds(playQuiz);
List<Question> playQuestions = new List<Question>();
foreach (Round el in playRounds)
{
List<Question> toAdd = getAllQuestions(el);
foreach (Question q in toAdd)
{
playQuestions.Add(q);
}
}
List<Answer> playAnswers = new List<Answer>();
foreach (Question el in playQuestions)
{
List<Answer> toAdd = getAllAnswers(el);
foreach (Answer a in toAdd)
{
playAnswers.Add(a);
}
}
List<Object> playableQuiz = new List<Object>();
playableQuiz.Add(playQuiz);
playableQuiz.Add(playRounds);
playableQuiz.Add(playQuestions);
playableQuiz.Add(playAnswers);
return playableQuiz;
}
public Quiz getQuizByName(Quiz quiz)
{
if (quiz == null)
{
throw new Exception("Quiz must be given...");
}
var result = (from q in dc.Quizs
where q.name == quiz.name
select q).SingleOrDefault();
return (Quiz)result;
}
/**
* --------------------------------------UPDATE ------------------------------------------*
**/
public int updateQuiz(Quiz quiz)
{
//query naar database om waarde te vinden
Quiz result = (from q in dc.Quizs
where q.Quiz_Id == quiz.Quiz_Id
select q).Single();
//veranderingen aanbrengen
if (quiz.FK_Users != null) result.FK_Users = quiz.FK_Users;
if (quiz.Location != null) result.Location = quiz.Location;
if (quiz.Date != null) result.Date = quiz.Date;
//updaten in db
try
{
dc.SubmitChanges();
}
catch (Exception e)
{
Console.WriteLine(e);
throw new Exception("Value couldn't be updated...");
}
return result.Quiz_Id;
}
partial void UpdateQuiz(Quiz instance);
partial void InsertQuiz(Quiz instance);
/**
* moet
* -apart al zijn quizzen kunnen opvragen
* -per quiz zijn vragen (volgende pagina/ajax)
* -per vraag zijn antwoorden (volgende pagina/ajax)
*
* -Update queries --ok
*
* -schrijven (quiz, vraag1, ..) --ok
* nog insertquery waar id's automatisch worden toegevoegd.
*
* (-statussen opvolgen (juiste vragen,...) )
**/
/**
* --------------------------------------INSERT ------------------------------------------*
**/
public int insertQuiz(Quiz q)
{
//posten naar database
dc.Quizs.InsertOnSubmit(q);
try
{
dc.SubmitChanges();
}
catch (Exception e)
{
Console.WriteLine(e);
throw new Exception("Query couldn't be executed...");
}
return q.Quiz_Id;
}
public ActionResult Search(String quizCode)
{
GameModel gm = new GameModel();
Quiz result = new Quiz();
result.name = quizCode;
result = gm.getQuizByName(result);
if (result != null)
{
ViewBag.foundQuiz = result.name;
ViewBag.quizUrl = result.code;
}
else
{
//we konden de quiz niet op de naam vinden, probeer het op code
result = new Quiz();
result.code = quizCode;
result = gm.getQuizByCode(result);
if (result != null)
{
ViewBag.foundQuiz = result.name;
ViewBag.quizUrl = result.code;
}
else
{
ViewBag.foundQuiz = "Die quiz hebben we niet gevonden :(";
ViewBag.quizUrl = "#";
}
}
return View();
}
public ActionResult Results(String id)
{
// checken of de gebruiker al is ingelogd. Indien niet -> /login ->
if (Session["userId"] == null)
{
//gebruiker is niet ingelogd: doorverwijzen naar account/login
Response.Redirect("~/account/login");
}
GameModel gm = new GameModel();
List<CompleteResult> results = new List<CompleteResult>();
//kijk of de quiz gegeven is, anders gaan we de status aanpassen naar "no quiz given"
User u = new User();
u.User_Id = (int)Session["userId"];
try
{
int quizId = int.Parse(id);
try
{
//haal resultaten op
Quiz q = new Quiz();
q.Quiz_Id = quizId;
List<Result> res = gm.getResultsByUserAndQuiz(u, q);
foreach (Result r in res)
{
results.Add(new CompleteResult(r));
}
ViewBag.status = "success";
}
catch (Exception e)
{
Console.WriteLine(e);
ViewBag.status = "no quiz given";
}
}
catch (Exception e)
{
//als we hier terechtkomen is de id een textuele string (bv. "abc")
try
{
//haal resultaten op
Quiz q = new Quiz();
q.code = id;
q = gm.getQuizByCode(q);
List<Result> res = gm.getResultsByUserAndQuiz(u, q);
foreach (Result r in res)
{
results.Add(new CompleteResult(r));
}
ViewBag.status = "success";
}
catch (Exception ex)
{
Console.WriteLine(ex);
//probeer op naam te zoeken (kleine kans, maar vergroot UX)
try
{
//haal resultaten op
Quiz q = new Quiz();
q.name = id;
q = gm.getQuizByName(q);
List<Result> res = gm.getResultsByUserAndQuiz(u, q);
foreach (Result r in res)
{
results.Add(new CompleteResult(r));
}
ViewBag.status = "success";
}
catch (Exception exc)
{
Console.WriteLine(exc);
ViewBag.status = "no quiz given";
}
}
}
//viewbag data:
//the number of questions
int questions = results.Count();
ViewBag.questions = questions;
//count the right answers
int rightAnswers = 0;
foreach (CompleteResult cr in results)
{
if (cr.answer.Answer_value == 1) rightAnswers++;
}
ViewBag.rightAnswers = rightAnswers;
ViewBag.percentage = Math.Round(((double)rightAnswers / questions) * 100);
return View(results);
}
//functies om quizzen of rondes uit db te krijgen
private Quiz selectQuiz(String id)
{
GameModel gm = new GameModel();
Quiz quiz = new Quiz();
//kijk of de quiz gegeven is, anders gaan we de status aanpassen naar "no quiz given"
int quizId;
String status;
try
{
quizId = int.Parse(id);
try
{
quiz.Quiz_Id = quizId;
quiz = gm.getQuiz(quiz);
status = "success";
}
catch (Exception e)
{
Console.WriteLine(e);
status = "no quiz given";
}
}
catch (Exception e)
{
//als we hier terechtkomen is de id een textuele string (bv. "abc")
try
{
quiz.code = id;
quiz = gm.getQuizByCode(quiz);
status = "success";
}
catch (Exception ex)
{
Console.WriteLine(ex);
//probeer op naam te zoeken (kleine kans, maar vergroot UX)
try
{
quiz.name = id;
quiz = gm.getQuizByName(quiz);
status = "success";
}
catch (Exception exc)
{
Console.WriteLine(exc);
status = "error";
}
}
}
if (status != "success")
{
return new Quiz();
}
else
{
return quiz;
}
}
public ActionResult Quiz(String id)
{
GameModel gm = new GameModel();
Quiz quiz = new Quiz();
//kijk of de quiz gegeven is, anders gaan we de status aanpassen naar "no quiz given"
int quizId;
try
{
quizId = int.Parse(id);
try
{
quiz.Quiz_Id = quizId;
quiz = gm.getQuiz(quiz);
ViewBag.status = "success";
ViewBag.quizName = quiz.name;
ViewBag.quizId = quiz.Quiz_Id;
}
catch (Exception e)
{
Console.WriteLine(e);
ViewBag.status = "no quiz given";
ViewBag.quizName = "No Quiz found...";
}
}
catch (Exception e)
{
//als we hier terechtkomen is de id een textuele string (bv. "abc")
try
{
quiz.code = id;
quiz = gm.getQuizByCode(quiz);
ViewBag.status = "success";
ViewBag.quizName = quiz.name;
ViewBag.quizId = quiz.Quiz_Id;
}
catch (Exception ex)
{
Console.WriteLine(ex);
//probeer op naam te zoeken (kleine kans, maar vergroot UX)
try
{
quiz.name = id;
quiz = gm.getQuizByName(quiz);
ViewBag.status = "success";
ViewBag.quizName = quiz.name;
ViewBag.quizId = quiz.Quiz_Id;
}
catch (Exception exc)
{
Console.WriteLine(exc);
ViewBag.status = "no quiz given";
ViewBag.quizName = "No Quiz found...";
}
}
}
//get the results
List<CompleteResult> results = new List<CompleteResult>();
try
{
List<Result> resultsByQuiz = gm.getAllResultsByQuiz(quiz);
foreach (Result r in resultsByQuiz)
{
results.Add(new CompleteResult(r));
}
ViewBag.status = "success";
}
catch (Exception e)
{
ViewBag.status = "error";
}
List<Leader> leaders = new List<Leader>();
//select all unique players
List<int> users = results.Select(r => r.user.User_Id).Distinct().ToList<int>();
for (int i = 0; i < users.Count(); i++)
{
//filter results by current user
List<CompleteResult> crByUser = new List<CompleteResult>();
UserModel um = new UserModel();
User u = um.getUser(users[i]);
crByUser = results.Where(r => r.user.User_Id == u.User_Id).ToList<CompleteResult>();
//calculate the values
int rightAnswers = 0;
int questions = crByUser.Select(r => r.question.Question_Id).Distinct().Count();
foreach (CompleteResult cr in crByUser)
{
if (cr.answer.Answer_value == 1) rightAnswers++;
}
int score = (int)Math.Round(((double)rightAnswers / questions) * 100);
//create the leader
Leader l = new Leader();
l.score = score;
l.goodAnswers = rightAnswers;
l.questions = questions;
l.user = u;
l.quiz = quiz;
//add the leader to list
leaders.Add(l);
}
leaders = leaders.OrderByDescending(l => l.score).ToList<Leader>();
return View(leaders);
}
public ActionResult Detail(FormCollection f)
{
GameModel gm = new GameModel();
Quiz quiz = new Quiz();
// the return values
var status = new Dictionary<string, string> { };
try
{
//to check if the round really exists
int quizId = int.Parse(f["quizId"]);
try
{
quiz.Quiz_Id = quizId;
quiz = gm.getQuiz(quiz);
status.Add("status", "success");
}
catch (Exception e)
{
Console.WriteLine(e);
status.Add("status", "error - no quiz given");
}
}
catch (Exception e)
{
//als we hier terechtkomen is de id een textuele string (bv. "abc")
Console.WriteLine(e);
status.Add("status", "error - quiz not found");
}
//get the rounds
List<Round> rounds = new List<Round>();
try { rounds = gm.getAllRounds(quiz); }
catch (Exception e) { status["status"] = "error - rounds not found"; }
//get the results
List<CompleteResult> results = new List<CompleteResult>();
try
{
List<Result> resultsByRound = gm.getAllResultsByRound(rounds.First());
foreach (Result r in resultsByRound)
{
results.Add(new CompleteResult(r));
}
status["status"] = "success";
}
catch (Exception e)
{
status["status"] = "error";
}
List<Leader> leaders = new List<Leader>();
//select all unique players
List<int> users = results.Select(r => r.user.User_Id).Distinct().ToList<int>();
for (int i = 0; i < users.Count(); i++)
{
//filter results by current user
List<CompleteResult> crByUser = new List<CompleteResult>();
UserModel um = new UserModel();
User u = um.getUser(users[i]);
crByUser = results.Where(r => r.user.User_Id == u.User_Id).ToList<CompleteResult>();
//calculate the values
int rightAnswers = 0;
int questions = crByUser.Select(r => r.question.Question_Id).Distinct().Count();
foreach (CompleteResult cr in crByUser)
{
if (cr.answer.Answer_value == 1) rightAnswers++;
}
int score = (int)Math.Round(((double)rightAnswers / questions) * 100);
//create the leader
Leader l = new Leader();
l.score = score;
l.goodAnswers = rightAnswers;
l.questions = questions;
l.user = u;
l.quiz = quiz;
l.round = rounds.First();
//add the leader to list
leaders.Add(l);
}
status.Add("data", leaders.ToString());
return Json(status, JsonRequestBehavior.AllowGet);
}
public ActionResult Index()
{
GameModel gm = new GameModel();
//get the results
List<CompleteResult> results = new List<CompleteResult>();
try
{
List<Result> res = gm.getAllResults();
foreach (Result r in res)
{
results.Add(new CompleteResult(r));
}
ViewBag.status = "success";
}
catch (Exception e)
{
ViewBag.status = "error";
}
//create a leader per quiz
List<Leader> leaders = new List<Leader>();
//select all unique players
List<int> users = results.Select(r => r.user.User_Id).Distinct().ToList<int>();
for(int i = 0; i < users.Count(); i++)
{
//filter results by user
List<CompleteResult> crByUser = new List<CompleteResult>();
UserModel um = new UserModel();
User u = um.getUser(users[i]);
crByUser = results.Where(r => r.user.User_Id == u.User_Id).ToList<CompleteResult>();
//filter results by quiz
List<int> quizzes = results.Select(r => r.quiz.Quiz_Id).Distinct().ToList<int>();
for (int j = 0; j < quizzes.Count(); j++)
{
List<CompleteResult> crByUserQuiz = new List<CompleteResult>();
Quiz q = new Quiz();
q.Quiz_Id = quizzes[j];
q = gm.getQuiz(q);
crByUserQuiz = crByUser.Where(x => x.quiz.Quiz_Id == q.Quiz_Id).ToList<CompleteResult>();
//calculate the values
int rightAnswers = 0;
int questions = crByUserQuiz.Select(r => r.question.Question_Id).Distinct().Count();
foreach (CompleteResult cr in crByUserQuiz)
{
if (cr.answer.Answer_value == 1) rightAnswers++;
}
int score = (int)Math.Round(((double)rightAnswers / questions) * 100);
//create the leader
Leader l = new Leader();
l.score = score;
l.goodAnswers = rightAnswers;
l.questions = questions;
l.user = u;
l.quiz = q;
//add the leader to list
leaders.Add(l);
}
}
leaders = leaders.OrderBy(l => l.quiz.Quiz_Id).ThenByDescending(l => l.score).ToList<Leader>();
return View(leaders);
}
partial void DeleteQuiz(Quiz instance);
private void attach_Quizs(Quiz entity)
{
this.SendPropertyChanging();
entity.User = this;
}
private void detach_Quizs(Quiz entity)
{
this.SendPropertyChanging();
entity.User = null;
}