public static LanguageDictionary New(string fileName)
{
var dictionary = new LanguageDictionary(1);
dictionary.Filename = fileName;
return(dictionary);
}
private static LanguageDictionary FromText(string[] lines)
{
var dictionary = new LanguageDictionary(lines.Length);
foreach (var line in lines)
{
int index = line.IndexOf(':');
dictionary.TryAdd(line.Substring(0, index), line.Substring(index + 1));
}
return(dictionary);
}
public async Task <string> Translate(string word, string sourceLang, string targetLang)
{
if (string.IsNullOrWhiteSpace(word))
{
return(string.Empty);
}
word = word.ToLower();
sourceLang = sourceLang.ToLower();
targetLang = targetLang.ToLower();
var dictionaryName = sourceLang + targetLang;
if (!_dictionaries.TryGetValue(dictionaryName, out var dictionary))
{
dictionary = LanguageDictionary.New(_dictionariesPath + dictionaryName);
_dictionaries.Add(dictionaryName, dictionary);
}
if (dictionary.TryGetValue(word, out var translation))
{
return(translation);
}
//translation = await _googleTranslatorService.Translate(word, sourceLang, targetLang);
if (string.IsNullOrEmpty(translation))
{
return(string.Empty);
}
dictionary.Add(word, translation.ToLower());
dictionary.Save();
_dictionaries[dictionaryName] = dictionary;
return(translation);
}
public OfflineTranslatorService(GoogleTranslatorService googleTranslatorService)
{
_googleTranslatorService = googleTranslatorService;
if (!Directory.Exists(_dictionariesPath))
{
_dictionaries = new Dictionary <string, LanguageDictionary>();
return;
}
var fileNames = Directory.GetFiles(_dictionariesPath);
_dictionaries = new Dictionary <string, LanguageDictionary>(fileNames.Length);
foreach (var file in fileNames)
{
var dictionary = LanguageDictionary.FromFile(file);
if (dictionary.IsSuccess)
{
_dictionaries.TryAdd(dictionary.Value.Language.ToLower(), dictionary.Value);
}
}
}
