private void ReverseTransliteration_Click(object sender, RoutedEventArgs e)
{
repository.SwapSourceAndDestination();
Transliterator reverseTransliterator = new Transliterator(repository, repository.srcLanguage.Code, repository.dstLanguage.Code);
RuleCollection ruleCollection = (RuleCollection)(dataGridRules.ItemsSource);
RuleCollection newRuleCollection = new RuleCollection();
var rules = repository.ListRules(true);
foreach (var rule in rules)
{
if (rule.Destination.Length == 0)
{
continue;
}
string newSource = rule.Destination, newDestination = rule.Source;
if (newDestination.StartsWith("|"))
{
newSource = "|" + newSource;
newDestination = newDestination.Substring(1);
}
if (newDestination.EndsWith("|"))
{
newSource = newSource + "|";
newDestination = newDestination.Substring(0, newDestination.Length - 1);
}
if (!ruleCollection.All(r => newSource != r.Source))
{
continue;
}
newRuleCollection.Add(new TransliterationRule(newSource,
newDestination,
reverseTransliterator.Transliterate(rule.Examples)
));
}
// Show the dialog
RuleCollection oldRules = (RuleCollection)(dataGridRules.ItemsSource);
var reverseTransliterationWindow = new ReverseTransliteration(newRuleCollection, oldRules);
reverseTransliterationWindow.ShowDialog();
repository.SwapSourceAndDestination();
}
