public GameViewModel(AmericanQuestion question, int score)
{
try
{
AmericanQuestion a = question;
Answer[] options = new Answer[4];
Random r = new Random();
int num = r.Next(0, 4);
options[num] = new Answer
{
text = a.CorrectAnswer,
color = new Color(33, 205, 47),
};
for (int i = 0, optionNum = 0; i < options.Length; i++)
{
if (options[i] == null)
{
options[i] = new Answer
{
text = a.OtherAnswers[optionNum],
color = new Color(252, 13, 13),
};
optionNum++;
}
}
this.Options = options;
this.Question = a;
this.QuestionText = a.QText;
this.CorrectAnswerIndex = num;
this.Score = score;
}
catch (Exception e) { }
}
//This method gets from the server a random question if it does not suceed it returns null (no previous login is required)
public async Task <AmericanQuestion> GetRandomQuestion()
{
try
{
HttpResponseMessage response = await this.client.GetAsync($"{this.baseUri}/GetRandomQuestion");
if (response.IsSuccessStatusCode)
{
JsonSerializerOptions options = new JsonSerializerOptions
{
PropertyNameCaseInsensitive = true
};
string content = await response.Content.ReadAsStringAsync();
AmericanQuestion q = JsonSerializer.Deserialize <AmericanQuestion>(content, options);
if (q.QText == null || q.CorrectAnswer == null || (q.OtherAnswers.Length < 3))
{
return(await GetRandomQuestion());
}
return(q);
}
else
{
return(null);
}
}
catch (Exception e)
{
Console.WriteLine(e.Message);
return(null);
}
}
// POST: Teacher/DisplayAmericanQuestion
//[HttpPost]
//[ValidateAntiForgeryToken]
public ActionResult DisplayAmericanQuestion(long ActivityId)
{
AmericanQuestionData quesData = (AmericanQuestionData)rsContext.getActivity(ActivityId);
TeacherData teacherData = rsContext.getTeacher(User.Identity.Name);
if (teacherData == null)
{
throw new ArgumentNullException(nameof(teacherData));
}
//RoomData roomData = teacherData.getRoomData();
RoomData roomData = rsContext.getRoom(teacherData.RoomId);
if (roomData == null)
{
throw new ArgumentNullException(nameof(roomData));
}
roomData.updateCurrentActivityId(quesData.id);
rsContext.SaveChanges();
AmericanQuestion ques = Adapting.getAmericanQuestionFromData(quesData);
return(View(ques));
}
//This method delete (!) a question in the server database. A previous login is required! The nick name in the question must match the logged in user!
//it returns true is succeeded or false otherwise
public async Task <bool> DeleteQuestion(AmericanQuestion q)
{
try
{
JsonSerializerOptions options = new JsonSerializerOptions
{
PropertyNameCaseInsensitive = true
};
string json = JsonSerializer.Serialize <AmericanQuestion>(q, options);
StringContent content = new StringContent(json, Encoding.UTF8, "application/json");
HttpResponseMessage response = await this.client.PostAsync($"{this.baseUri}/DeleteQuestion", content);
if (response.IsSuccessStatusCode)
{
string jsonContent = await response.Content.ReadAsStringAsync();
bool b = JsonSerializer.Deserialize <bool>(jsonContent, options);
return(b);
}
else
{
return(false);
}
}
catch (Exception e)
{
Console.WriteLine(e.Message);
return(false);
}
}
public ActionResult SaveAmericanQuestion(AmericanQuestion ques)
{
TeacherData teacherData = rsContext.getTeacher(User.Identity.Name);
if (ques.expID == -1)
{
ques.RoomId = teacherData.RoomId;
AmericanQuestionData aqData = Adapting.getAmericanQuestionAsData(ques);
rsContext.addActivity(aqData);
rsContext.SaveChanges();
return(RedirectToDashboard());
}
else
{
ques.RoomId = 0;
AmericanQuestionData aqData = Adapting.getAmericanQuestionAsData(ques);
rsContext.addActivity(aqData);
ExperimentData experimentData = (ExperimentData)rsContext.getActivity(ques.expID);
aqData.experimentOrder = experimentData.activities.Count;
experimentData.addStep(aqData);
rsContext.SaveChanges();
return(RedirectToAction("EditExperiment", new { ExpID = ques.expID }));
}
}
private async void Button_Clicked(object sender, EventArgs e)
{
//Example of how to use the proxy!
TriviaWebAPIProxy proxy = TriviaWebAPIProxy.CreateProxy();
AmericanQuestion q = await proxy.GetRandomQuestion();
//tq.Wait();
//AmericanQuestion q = tq.Result;
User user = new User
{
Email = "*****@*****.**",
NickName = "testNickName",
Password = "******"
};
bool tu = await proxy.RegisterUser(user);
if (tu)
{
AmericanQuestion nq = new AmericanQuestion
{
QText = "Who is the founder of Testla?",
CorrectAnswer = "Elon Musk",
OtherAnswers = new string[] { "Steve Jobs", "Bill Gates", "George Constanza" },
CreatorNickName = "testNickName"
};
bool nqt = await proxy.PostNewQuestion(nq);
if (nqt)
{
bool dt = await proxy.DeleteQuestion(nq);
}
}
}
public async void AddQuestion()
{
TriviaWebAPIProxy proxy = TriviaWebAPIProxy.CreateProxy();
App app = (App)App.Current;
User u = app.CurrentUser;
AmericanQuestion q = new AmericanQuestion
{
QText = this.questionText,
CorrectAnswer = this.correctAnswer,
OtherAnswers = new string[]
{
wrongAnswer1, wrongAnswer2, wrongAnswer3
},
CreatorNickName = u.NickName
};
bool succeeded = await proxy.PostNewQuestion(q);
if (!succeeded)
{
Message = "Question was not added";
}
else
{
Message = "Question was added successfully!";
//await App.Current.MainPage.Navigation.PopAsync();
}
}
public EditQuestion(AmericanQuestion q)
{
EditQuestionViewModel context = new EditQuestionViewModel(q);
context.Pop += () => Navigation.PopAsync();
this.BindingContext = context;
InitializeComponent();
}
async void AddQ()
{
string[] arr = new string[3];
arr[0] = Option1;
arr[1] = Option2;
arr[2] = Option3;
//User u = JsonSerializer.Deserialize<User>(content, serializerOptions);
//User u = (User)App.Current.Properties["User"];
App app = (App)App.Current;
User u = app.CurrentUser;
AmericanQuestion a = new AmericanQuestion
{
CorrectAnswer = this.CorrectAnswer,
QText = this.Question,
OtherAnswers = arr,
CreatorNickName = u.NickName,
};
TriviaWebAPIProxy proxy = TriviaWebAPIProxy.CreateProxy();
bool b = await proxy.PostNewQuestion(a);
u.Questions.Add(a);
if (b)
{
//AmericanQuestion q = await proxy.GetRandomQuestion();
//string[] options = new string[4];
//Random r = new Random();
//int num = r.Next(0, 4);
//options[num] = q.CorrectAnswer;
//for (int i = 0, optionNum = 0; i < options.Length; i++)
//{
// if (options[i] == null)
// {
// options[i] = q.OtherAnswers[optionNum];
// optionNum++;
// }
//}
AmericanQuestion question = await proxy.GetRandomQuestion();
Page p = new Game(question, 0);
//GameViewModel game = (GameViewModel)p.BindingContext;
//game.Options = options;
//game.Question = a;
//game.QuestionText = a.QText;
//game.Score = 0;
if (NavigateToPageEvent != null)
{
NavigateToPageEvent(p);
}
}
else
{
Label = "Something went wrong! Please try again";
}
}
public Game(AmericanQuestion a, int score)
{
GameViewModel context = new GameViewModel(a, score);
//Register to the event so the view model will be able to navigate
context.NavigateToPageEvent += NavigateToAsync;
this.BindingContext = context;
InitializeComponent();
}
async void PlayGame()
{
TriviaWebAPIProxy proxy = TriviaWebAPIProxy.CreateProxy();
AmericanQuestion amricanQuestion = await proxy.GetRandomQuestion();
Page p = new Game(amricanQuestion, 0);
if (NavigateToPageEvent != null)
{
NavigateToPageEvent(p);
}
}
// GET: Activities/DisplayAmericanQLogForStudent
public ActionResult DisplayAmericanQLogForStudent(long aqID, string StudentPhone)
{
ActivityData activityData = rsContext.getActivity(aqID);
AmericanQuestion aq = Adapting.getAmericanQuestionFromData((AmericanQuestionData)activityData);
AnswerByPhone answer = Adapting.getAnswerByPhoneFromData(rsContext.getAnswerByPhoneAndActivityID(aq.id, StudentPhone, aq.RoomId));
Student student = Adapting.getStudentFromData(rsContext.getStudent(StudentPhone, answer.RoomID));
TempData["StudentAnswer"] = answer.Answer;
TempData["StudentName"] = student.FirstName + " " + student.LastName;
return(View(aq));
}
public MultipleChoiceQuestionPage(Attraction attraction)
{
InitializeComponent();
this.mistakes = 0;
gc = GameController.getInstance();
subtitles.Source = ServerConection.URL_MEDIA + "subtitles.jpg";
info.Source = ServerConection.URL_MEDIA + "info.jpg";
playVideo.Source = ServerConection.URL_MEDIA + "playVideo.jpg";
this.aq = gc.currentTrip.GetCurrentAttraction().americanQuestion;
attractionQuestion.Text = gc.GetCurrentLanguageText(aq.question);
this.attraction = attraction;
answersInitialize();
}
async void PlayGame()
{
TriviaWebAPIProxy proxy = TriviaWebAPIProxy.CreateProxy();
AmericanQuestion amricanQuestion = await proxy.GetRandomQuestion();
Page p = new Game(amricanQuestion, 0);
GameViewModel game = (GameViewModel)p.BindingContext;
game.Score = 0;
if (NavigateToPageEvent != null)
{
NavigateToPageEvent(p);
}
}
async void OptionClick(Object o)
{
if (o is Answer)
{
if (((Answer)o).text.Equals(Question.CorrectAnswer))
{
Score++;
}
}
if (Score >= 3)
{
bool isLoggedIn = App.Current.Properties.ContainsKey("IsLoggedIn") ? Convert.ToBoolean(App.Current.Properties["IsLoggedIn"]) : false;
Page p;
if (!isLoggedIn)
{
p = new LogIn();
LogInViewModel log = (LogInViewModel)p.BindingContext;
log.NextPage = new AddQuestion();
}
else
{
p = new AddQuestion();
AddQuestionViewModel add = (AddQuestionViewModel)p.BindingContext;
TriviaWebAPIProxy proxy = TriviaWebAPIProxy.CreateProxy();
AmericanQuestion amricanQuestion = await proxy.GetRandomQuestion();
add.NextPage = new Game(amricanQuestion, 0);
}
if (NavigateToPageEvent != null)
{
NavigateToPageEvent(p);
}
}
else
{
TriviaWebAPIProxy proxy = TriviaWebAPIProxy.CreateProxy();
AmericanQuestion amricanQuestion = await proxy.GetRandomQuestion();
Page p = new Game(amricanQuestion, Score);
if (NavigateToPageEvent != null)
{
NavigateToPageEvent(p);
}
}
}
async void RemoveQuestion(AmericanQuestion a)
{
if (QuestionList.Contains(a))
{
try
{
TriviaWebAPIProxy proxy = TriviaWebAPIProxy.CreateProxy();
await proxy.DeleteQuestion(a);
QuestionList.Remove(a);
}
catch (Exception e) { }
}
Counter++;
Able = true;
}
async void Log()
{
TriviaWebAPIProxy proxy = TriviaWebAPIProxy.CreateProxy();
User u = await proxy.LoginAsync(Email, Password);
if (u != null)
{
App a = (App)App.Current;
a.CurrentUser = u;
try
{
await SecureStorage.SetAsync("email", Email);
await SecureStorage.SetAsync("password", Password);
}
catch { }
Application.Current.Properties["IsLoggedIn"] = Boolean.TrueString;
Page p = null;
if (NextPage != null)
{
if (NextPage is AddQuestion)
{
AddQuestionViewModel add = (AddQuestionViewModel)NextPage.BindingContext;
AmericanQuestion amricanQuestion = await proxy.GetRandomQuestion();
add.NextPage = new Game(amricanQuestion, 0);
p = NextPage;
}
}
else
{
p = new HomeWhenLogged();
}
if (NavigateToPageEvent != null)
{
NavigateToPageEvent(p);
}
}
else
{
Label = "Email or password is incorrect. Please try again";
}
}
// GET: Student/ViewRoomOrWaitingScreen
public ActionResult ViewRoomOrWaitingScreen(StudentLoginViewModel model)
{
RoomData roomData = rsContext.getRoom(model.Room);
ActivityData activityData = rsContext.getActivity(roomData.CurrentActivityId);
if (activityData == null)
{
//Waiting Screen
return(RedirectToAction("Wait", model));
}
else
{
if (activityData is TrueFalseQuestionData)
{
//True/False Question
TrueFalseQuestion tfq = (TrueFalseQuestion)Adapting.getTrueFalseQuestionFromData((TrueFalseQuestionData)activityData);
return(RedirectToAction("TrueFalseQuestion", new { expId = -1, currActivityIndex = -1, activityId = tfq.id, numOfActivities = 0, studentPhone = model.PhoneNumber, studentRoom = model.Room }));
}
else if (activityData is ShortAnswerQuestionData)
{
//Short Answer Question
ShortAnswerQuestion saq = (ShortAnswerQuestion)Adapting.getShortAnswerQuestionFromData((ShortAnswerQuestionData)activityData);
return(RedirectToAction("ShortAnswerQuestion", new { expId = -1, currActivityIndex = -1, activityId = saq.id, numOfActivities = 0, studentPhone = model.PhoneNumber, studentRoom = model.Room }));
}
else if (activityData is AmericanQuestionData)
{
//American Answer Question
AmericanQuestion aq = (AmericanQuestion)Adapting.getAmericanQuestionFromData((AmericanQuestionData)activityData);
return(RedirectToAction("AmericanQuestion", new { expId = -1, currActivityIndex = -1, activityId = aq.id, numOfActivities = 0, studentPhone = model.PhoneNumber, studentRoom = model.Room }));
}
else if (activityData is ExperimentData)
{
// Experiment
Experiment exp = (Experiment)Adapting.getExperimentFromData((ExperimentData)activityData);
if (exp.ActiveExpID == 0)
{
//Waiting Screen
Thread.Sleep(2000);
return(RedirectToAction("Wait", model));
}
return(RedirectToAction("GroupCreation", new { expId = exp.id, studentPhone = model.PhoneNumber, studentRoom = model.Room, currActivityIndex = 0 }));
}
}
return(View());
}
public void OnSelectionChanged(Object obj)
{
if (obj is AmericanQuestion)
{
AmericanQuestion chosenQuestion = (AmericanQuestion)obj;
Page questionPage = new ShowQuestion();
ShowQuestionViewModel qContext = new ShowQuestionViewModel
{
QText = chosenQuestion.QText,
QAnswer = chosenQuestion.CorrectAnswer,
QNotAnswers = chosenQuestion.OtherAnswers
};
questionPage.BindingContext = qContext;
if (NavigateToPageEvent != null)
{
NavigateToPageEvent(questionPage);
}
}
}
private async void NewQuestion()
{
TriviaWebAPIProxy proxy = TriviaWebAPIProxy.CreateProxy();
AmericanQuestion question = await proxy.GetRandomQuestion();
}
