private void appBarOkButton_Click(object sender, EventArgs e)
{
// Confirm there is some text in the text box.
if (tbNewOriginWord.Text.Length > 0 && tbNewTranslateWord.Text.Length > 0)
{
// Create a new word.
Word newWord = new Word
{
OriginWord = tbNewOriginWord.Text,
TranslateWord = tbNewTranslateWord.Text,
};
// Add the item to the ViewModel.
ViewModel.AddWord(newWord);
// Return to the main page.
if (NavigationService.CanGoBack)
{
NavigationService.GoBack();
}
}
else
{
string errorMessages = "jjjj";
MessageBox.Show(errorMessages, "Warning: Invalid Values", MessageBoxButton.OK);
}
}
/// <summary>
/// Updates the task provided by <see cref="GetTask"/> method. If update is impossibe, you should call Reset method.
/// </summary>
/// <returns></returns>
public bool UpdateTask()
{
// check if iterator is initialized
if(current != null)
{
current.EffortsNumber += 1;
}
// Origin is english
if (allWordsForTrainSession.MoveNext())
{
current = allWordsForTrainSession.Current;
this.task.Initialized = true;
var correctTranslation = current.TranslateWord;
var translations = new string[numberOfTranslationSuggestions];
allTranslationsForTrainSession.Where(translation => translation != correctTranslation)
.Take(numberOfTranslationSuggestions - 1).ToArray().CopyTo(translations, 0);
translations[numberOfTranslationSuggestions - 1] = correctTranslation;
translations = translations.OrderBy(_ => Guid.NewGuid()).ToArray();
this.task.UpdateFields(current.OriginWord, translations);
return true;
}
else
{
// Works fine, I promise
this.dictionary.SubmitChanges();
this.task.Initialized = false;
return false;
}
}
public void AddWord(Word newWords)
{
// Add a word to the data context.
dictionaryDB.Words.InsertOnSubmit(newWords);
// Save changes to the database.
dictionaryDB.SubmitChanges();
}
private double learningIndex(Word w)
{
// TODO: Add randomness
return w.EffortsNumber + 2 * w.SuccessfulEffortsNumber + (new Random()).Next(-2, 2);
}
public Word(Word previousWord)
{
System.Diagnostics.Debug.WriteLine("Word copy constructor called");
}
// Remove a word from the database and collections.
public void DeleteWord(Word wordForDelete)
{
// Remove the word from the "all" observable collection.
AllWords.Remove(wordForDelete);
NeedableWord.Remove(wordForDelete);
// Remove the word from the data context.
// Remove the word from the appropriate category.
switch (wordForDelete.isKnown())
{
case true:
KnownWords.Remove(wordForDelete);
break;
case false:
UnKnownWords.Remove(wordForDelete);
break;
default:
break;
}
dictionaryDB.Words.DeleteOnSubmit(wordForDelete);
// Save changes to the database.
dictionaryDB.SubmitChanges();
}