public SuggestionViewModel(MistakeViewModel parent, string text)
{
Text = text;
Parent = parent;
}
public MistakesListViewModel(IDocumentService documentService, SpellChecker spellChecker)
{
_documentService = documentService;
_spellChecker = spellChecker;
FindMistakesCommand = new DelegateCommand(_ =>
{
Mistakes.Clear();
var words = _documentService.GetAllWords().ToList();
foreach (var word in words)
{
if (string.IsNullOrWhiteSpace(word.Literal))
{
continue;
}
if (_spellChecker.Check(word.Literal) == false)
{
var mistake = new MistakeViewModel
{
Start = word.Start,
End = word.End,
Text = word.Literal
};
mistake.Suggestions = _spellChecker.Suggest(word.Literal, 3)
.Select(i => new SuggestionViewModel(mistake, i))
.ToList();
Mistakes.Add(mistake);
}
}
});
ApplyFixCommand = new DelegateCommand(p =>
{
var fix = p as SuggestionViewModel;
if (fix is null)
{
return;
}
Mistakes.Remove(fix.Parent);
var word = _documentService.Replace(fix.Parent.Start, fix.Parent.End, fix.Text);
_documentService.Select(word);
var delta = fix.Parent.Text.Length - fix.Text.Length;
foreach (var mistake in Mistakes.Where(m => m.Start > fix.Parent.Start))
{
mistake.Start -= delta;
mistake.End -= delta;
}
});
AddToDictionaryCommand = new DelegateCommand(p =>
{
var mistake = p as MistakeViewModel;
if (mistake is null)
{
return;
}
for (int i = Mistakes.Count - 1; i >= 0; i--)
{
if (Mistakes[i].Text == mistake.Text)
{
Mistakes.Remove(Mistakes[i]);
}
}
_spellChecker.AddToDictionary(mistake.Text);
});
}
