async void OnItemTapped(object sender, ItemTappedEventArgs e)
{
var item = e.Item as Question;
var questions = QuestionList.Where(x => x.StudyPlan.Equals(StudyPlan)).ToList();
var dataCtx = new QuestionSessionManager(questions, SessionType.PractiseMode);
await Navigation.PushAsync(new QuestionPage(dataCtx, item != null ? item.DispalyId : 0));
}
public QuestionPage(QuestionSessionManager mgr, int selectedId)
{
//BindingContext = mgr;
InitializeComponent();
//for test only
Initialize(mgr, selectedId);
}
public ExamModeConfigPage()
{
InitializeComponent();
GetQuestionMasterList();
DataContextType = new ExamModeQuestionNo();
SelectedCategories = new List<QuestionTemplateCategory>();
this.BindingContext = DataContextType;
StartButton.Clicked += async (sender, e) =>
{
StringBuilder thisCompose = new StringBuilder();
const string display = "Exam Session Details:";
thisCompose.AppendLine();
thisCompose.Append("Total Questions - ");
thisCompose.Append(DataContextType.NoOfQuestions.ToString());
thisCompose.AppendLine();
if (this.TimeSwitch.IsToggled)
{
thisCompose.Append("Session Duration - ");
thisCompose.Append(DataContextType.NoOfQuestions.ToString());
thisCompose.Append(" mins");
thisCompose.AppendLine();
}
if (DataContextType.NoOfQuestions == 0)
{
await DisplayAlert("Alert", "Unable to proceed with 0 question", "OK");
return;
}
var action = await DisplayAlert(display, thisCompose.ToString(), "Start Test", "Cancel");
if (action)
{
var ctx = AllStudyPlan.BindingContext;
if (ctx != null)
{
var selct = SelectedCategories;
if (QuestionList == null)
{
GetQuestionMasterList();
}
var quesBuild = new List<Question>();
foreach (var questionTemplateCategory in SelectedCategories)
{
quesBuild.AddRange(QuestionList.Where(x => x.StudyPlan.Equals(questionTemplateCategory.CategoryName)).ToList());
}
if (quesBuild.Count == 0) return;
foreach (var ert in QuestionList)
{
if (ert != null) ert.RefreshForRandom();
}
var dataCtx = new QuestionSessionManager(AppCache.AssignNumberToQuestion(quesBuild, SessionType.ExamMode).ToList(), SessionType.ExamMode);
await Navigation.PushModalAsync(new ExamQuestionPage(dataCtx, 0));
}
}
};
}
private void Initialize(QuestionSessionManager mgr, int selectedId)
{
var list = mgr.QuestionList;
var indexOfSelectedItem = 0;
if (selectedId != 0)
{
//we wont have id of zero
indexOfSelectedItem = list.FindIndex(a => a.DispalyId == selectedId);
}
var listToProcess = list.GetRange(indexOfSelectedItem + 1, list.Count - 1 - indexOfSelectedItem);
var currItem = list[indexOfSelectedItem];
listToProcess.Reverse();
_next = new Stack<Question>(listToProcess);
_prev = new Stack<Question>(list.GetRange(0, indexOfSelectedItem));
SetBindingContext(currItem);
SetNavButtons();
StopButton.Clicked += async (sender, e) =>
{
var action = await DisplayAlert("End Session?", "This will end current session", "YES", "NO");
if (action)
{
// Acr.UserDialogs()
Result result = GradeManager.GradeSession(mgr.QuestionList);
if (result == null) return;
var action1 =
await
DisplayActionSheet("SESSION RESULT", "CLOSE", "SAVE", "EXIT VIEW", "Answered Correctly - " + result.TotalPointsScored.ToString(),
"Answered Incorecctly - " + (result.TotalAvailablePoints - result.TotalPointsScored).ToString(),
"Total Questions - " + result.TotalAvailablePoints.ToString(),
"Total Score - " + string.Format("{0:0.##}", result.PercentScore) + "%");
if (action1.Equals("SAVE"))
{
var sess = PrepSessionData(result, mgr);
DependencyService.Get<ISaveAndLoad>().SaveText("temp.txt", sess);
await Navigation.PopModalAsync();
}
else if (action1.Equals("EXIT VIEW"))
{
await Navigation.PopModalAsync();
}
}
};
}
private void Initialize(QuestionSessionManager mgr, int selectedId)
{
var list = mgr.QuestionList;
var indexOfSelectedItem = 0;
if (selectedId != 0)
{
//we wont have id of zero
indexOfSelectedItem = list.FindIndex(a => a.DispalyId == selectedId);
}
var listToProcess = list.GetRange(indexOfSelectedItem + 1, list.Count - 1 - indexOfSelectedItem);
var currItem = list[indexOfSelectedItem];
listToProcess.Reverse();
_next = new Stack<Question>(listToProcess);
_prev = new Stack<Question>(list.GetRange(0, indexOfSelectedItem));
SetBindingContext(currItem);
SetNavButtons();
}
private Session PrepSessionData(Result result, QuestionSessionManager mgr)
{
Session thisSession = new Session
{
SessionResult = result,
SessionQuestion = mgr.QuestionList
};
return thisSession;
}
async void Button_OnClicked(object sender, EventArgs e)
{
StringBuilder thisCompose = new StringBuilder();
const string display = "Exam Session Details:";
thisCompose.AppendLine();
thisCompose.Append("Total Questions - ");
thisCompose.Append(LabelQuestionSelection.Text);
thisCompose.AppendLine();
if (this.TimeSwitch.IsToggled)
{
thisCompose.Append("Session Duration - ");
thisCompose.Append(LabelQuestionSelection.Text);
thisCompose.Append(" mins");
thisCompose.AppendLine();
}
var result = default(int);
if (!int.TryParse(LabelQuestionSelection.Text, out result)) return;
if (result == 0)
{
await DisplayAlert("Alert", "Unable to proceed with 0 question", "OK");
return;
}
var action = await DisplayAlert(display, thisCompose.ToString(), "Start Test", "Cancel");
if (!action) return;
var _rand = new Random();
if (QuestionList == null)
{
GetQuestionMasterList();
}
if (QuestionList == null) return;
var quesBuild = new List<Question>();
quesBuild = UtilLibrary.GetRandoms(QuestionList.ToArray(), result).ToList();
if (quesBuild.Count == 0) return;
foreach (var ert in QuestionList)
{
if (ert != null) ert.RefreshForRandom();
}
var dataCtx =
new QuestionSessionManager(
AppCache.AssignNumberToQuestion(quesBuild, SessionType.ExamMode).ToList(),
SessionType.ExamMode);
await Navigation.PushModalAsync(new ExamQuestionPage(dataCtx, 0));
}
