private bool ShowRightAnswer()
{
bool result = false;
LearnStatistic newStatisticRow = new LearnStatistic();
newStatisticRow.AttempTime = DateTime.Now;
newStatisticRow.LearnDirection = true;
newStatisticRow.WordMeaning_ID = _wordMeaningRow.WordMeaning_ID;
Word baseWord = !(bool)CheckedReverse ? TranslateWord : SelectedLearningWord;
//ListBoxItem correctItem = lvWordMeanings.ItemContainerGenerator.ContainerFromItem(baseWord) as ListBoxItem;
//correctItem.Style = (Style)correctItem.FindResource("CorrectAnswer");
newStatisticRow.Answer = false;
if (ChosenWordMeaning != null)
{
if (ChosenWordMeaning.Word_ID != baseWord.Word_ID)
{
//lvWordMeanings.UpdateLayout();
//ListBoxItem incorrectItem = lvWordMeanings.ItemContainerGenerator.ContainerFromItem(ChosenWordMeaning) as ListBoxItem;
//incorrectItem.Style = (Style)incorrectItem.FindResource("IncorrectAnswer");
}
else
{
newStatisticRow.Answer = true;
result = true;
}
}
efContext.LearnStatistics.Add(newStatisticRow);
efContext.SaveChanges();
//if (WordResult != null)
// WordResult(_wordMeaningRow.Word as Word, result);
return(result);
}
public void DeleteWord()
{
try
{
if (WordEntry == null || WordEntry.Word == null)
{
return;
}
//var we = efContext.Entry(WordEntry.Word);
efContext.WordMeanings.RemoveRange(WordEntry.Word.WordMeanings);
efContext.SaveChanges();
//var wee = efContext.Entry(WordEntry);
var w = WordEntry.Word;
efContext.WordEntries.Remove(WordEntry);
efContext.SaveChanges();
if (w.WordEntries.Count == 0)
{
efContext.Words.Remove(w);
efContext.SaveChanges();
}
}
catch (Exception ex)
{
throw;
}
}
private void DeleteBookMethod()
{
try
{
efContext.Books.Remove(SelectedBook);
efContext.SaveChanges();
efContext.Books.Load();
RaisePropertyChanged("Books");
}
catch (Exception ex)
{
logService.ShowException("Cannot Delete Book", ex);
}
}
private void SaveChanges()
{
try
{
var we = efContext.Entry(Word);
if (we.State == System.Data.Entity.EntityState.Modified)
{
efContext.SaveChanges();
}
}
catch (Exception ex)
{
logService.ShowException("Error saving changes", ex);
}
}
private void SaveAuthorsMethod()
{
try
{
int selectedID = SelectedAuthor != null? SelectedAuthor.Author_ID:-1;
efContext.SaveChanges();
efContext.Authors.Load();
Authors = null;
Authors = efContext.Authors.Local;
SelectedAuthor = Authors.FirstOrDefault(z => z.Author_ID == selectedID);
}
catch (Exception ex)
{
logService.ShowException("Cannot save Authors", ex);
}
}
private void SaveBookMethod()
{
try
{
if (efContext.Entry(SelectedBook).State == System.Data.Entity.EntityState.Detached)
// if (ABook.EntityState == EntityState.Detached)
{
efContext.Books.Add(SelectedBook);
}
efContext.SaveChanges();
efContext.Entry <Book>(SelectedBook).Reload();
efContext.Entry(SelectedBook).Collection(p => p.Authors).Load();
// todo send message
return;
}
catch (Exception ex)
{
logService.ShowException("Cannot save Book", ex);
}
}
private void SaveChanges()
{
var we = _context.Entry(_word);
if (we.State == System.Data.Entity.EntityState.Detached)
{
_context.Words.Add(_word);
}
var wee = _context.Entry(_wordEntry);
if (wee.State == System.Data.Entity.EntityState.Detached)
{
_context.WordEntries.Add(_wordEntry);
}
try
{
_context.SaveChanges();
}
catch (Exception ex)
{
throw;
}
}
