public ObservableCollection<Item> GetRndWords(int cnt,SpeechParts speechpart_ = null)
{
ObservableCollection<Item> coll = new ObservableCollection<Item>();
Random rnd = new Random();
for (int i = 0; i < cnt; i++)
{
int rndindex = rnd.Next(1, Count);
coll.Add(EFDbContext.DataBase.FrequencyDictionaryItems.FirstOrDefault(x=>x.FrequencyDictionary_id == id && x.number == rndindex));
}
/*
RangeOfSpeechParts range = ViewModelLocator.Instance.DataBase.Set<RangeOfSpeechParts>().Where(x => x.speechpart.id == speechpart_.id).FirstOrDefault();
if(range != null)
{
Random rnd = new Random();
for (int i = 0; i < Count; i++)
{
int minelm = range.StartId;
int maxelm = range.StartId + range.Count -1;
coll.Add(ViewModelLocator.Instance.DataBase.Set<Item>().Find(rnd.Next(minelm,maxelm)));
}
}*/
return coll;
}
public void AddTranslationWithExternalId(int external_id_,string str_translation,SpeechParts part)
{
TranslationOfWord translation = translations.Where(x => x.external_id == external_id_).FirstOrDefault();
if (translation == null)
{
translation = new TranslationOfWord();
translations.Add(translation);
}
translation.external_id = external_id_;
translation.translation = str_translation;
translation.speechpart = part;
RaisePropertyChanged(()=>translation_as_string);
}