/// <summary>
/// Constructor for creating new QSet
/// </summary>
/// <param name="navManager"></param>
/// <param name="qSetsManager"></param>
/// <param name="name"></param>
/// <param name="path"></param>
public QSetEditorUC(NavigationManager navManager, QSetsManager qSetsManager, string name, string path) : this(navManager, qSetsManager)
{
EditedQSet = new QSet(name, path);
isNew = true;
saved = false;
SetCollectionViews();
}
/// <summary>
/// Constructor for editing existing QSet
/// </summary>
/// <param name="navManager"></param>
/// <param name="qSetsManager"></param>
/// <param name="index"></param>
public QSetEditorUC(NavigationManager navManager, QSetsManager qSetsManager, QSet qSet, int index) : this(navManager, qSetsManager)
{
EditedQSet = qSet;
isNew = false;
this.index = index;
actualPath = qSet.Path;
SetCollectionViews();
}
/// <summary>
/// Check and save edited question set
/// </summary>
/// <returns>True if the qSet was saved successfuly, otherwise false </returns>
private bool Save()
{
if (saved)
{
return(true);
}
string error = QSetsManager.CheckQSet(EditedQSet); //check number of questions
if (error != null)
{
MessageBox.Show($"Chyba při ukládání otázek:\n{error}", "Chyba", MessageBoxButton.OK, MessageBoxImage.Error);
return(false);
}
var result = qSetsManager.CheckQuestions(editedQuestions); //check individal questions
if (result.Item1 != null && result.Item2 != null)
{
MessageBox.Show($"Chyba při ukládání otázek:\n{result.Item2}", "Chyba", MessageBoxButton.OK, MessageBoxImage.Error);
SelectQuestion(result.Item1); //select problematic question
return(false);
}
if (nameChanged && actualPath != null) //rename if EditedQSet has been renamed and there is a file to rename
{
try
{
File.Move(actualPath, EditedQSet.Path);
actualPath = EditedQSet.Path;
}
catch (Exception ex)
{
MessageBox.Show($"Chyba při ukládání otázek:\nPřejmenování souboru se nezdařilo: {ex.Message}", "Chyba", MessageBoxButton.OK, MessageBoxImage.Error);
return(false);
}
}
try
{
FileManager.SaveQSet(EditedQSet);
actualPath = EditedQSet.Path; //if this was the first saving of the new QSet, actual path was null
}
catch (Exception ex)
{
MessageBox.Show($"Chyba při ukládání otázek:\n{ex.Message}", "Chyba", MessageBoxButton.OK, MessageBoxImage.Error);
return(false);
}
Saved = true;
nameChanged = false;
editedQuestions.Clear();
return(true);
}
/// <summary>
/// Base constructor
/// </summary>
/// <param name="navManager"></param>
/// <param name="qSetsManager"></param>
public QSetEditorUC(NavigationManager navManager, QSetsManager qSetsManager)
{
InitializeComponent();
DataContext = this;
this.navManager = navManager;
this.qSetsManager = qSetsManager;
editedQuestions = new HashSet <Question>();
questionTextBoxes = new List <TextBox> {
questionTextBox, rightAnswerTextBox, wrongAnswer1TextBox, wrongAnswer2TextBox, wrongAnswer3TextBox
};
}
public NavigationManager()
{
ScoresManager = new ScoresManager();
QSetsManager = new QSetsManager();
try
{
ScoresManager.Scores = FileManager.LoadScores();
}
catch (Exception ex)
{
MessageBox.Show("Nepodařilo se načíst uložená skóre: " + ex.Message + "\nNebude možné ukládat skóre. Pokud chcete umožnit ukládání, restartujte aplikaci.", "Nelze načíst skóre", MessageBoxButton.OK, MessageBoxImage.Error);
FileManager.safeToSaveScores = false;
}
}
public SelectQSetsUC(NavigationManager navManager, QSetsManager qSetsManager, bool isSandbox)
{
InitializeComponent();
this.navManager = navManager;
this.qSetsManager = qSetsManager;
this.isSandbox = isSandbox;
if (qSetsManager.QuestionSets == null)
{
List <string> errors;
qSetsManager.QuestionSets = FileManager.LoadQuestionSets(out errors);
foreach (string error in errors)
{
MessageBox.Show(error, "Chyba", MessageBoxButton.OK, MessageBoxImage.Error);
}
qSetsManager.Sort();
}
QSetsListBox.ItemsSource = qSetsManager.QuestionSets;
}
public ManageQSetsUC(NavigationManager navigationManager, QSetsManager qSetsManager)
{
navManager = navigationManager;
this.qSetsManager = qSetsManager;
if (qSetsManager.QuestionSets == null)
{
List <string> errors;
qSetsManager.QuestionSets = FileManager.LoadQuestionSets(out errors);
foreach (string error in errors)
{
MessageBox.Show(error, "Chyba", MessageBoxButton.OK, MessageBoxImage.Error);
}
qSetsManager.Sort();
}
InitializeComponent();
qSetActionButtons = new List <Button> {
editButton, exportButton, deleteButton
};
QSetsListBox.ItemsSource = qSetsManager.QuestionSets;
}