private void LoadLangs()
{
this.Langs.Clear();
DbSet<PrfLang> langs = this.DataService.GetDbSet<PrfLang>();
List<String> codeIsos = (from l in langs select l.CodeIso).Distinct().ToList();
String defaultCodeIso = "fra";
DbSet<PrfParam> parameters = this.DataService.GetDbSet<PrfParam>();
PrfParam paramDefaultLang = (from p in parameters where p.Code.Equals("LANG") select p).FirstOrDefault();
if (paramDefaultLang == null)
{
PrfParam param = new PrfParam();
param.Code = "LANG";
param.Valeur = "fra";
parameters.Add(param);
this.DataService.DataContext.SaveChanges();
}
else
{ defaultCodeIso = paramDefaultLang.Valeur; }
foreach (String codeIso in codeIsos)
{
LangViewModel vm = new LangViewModel();
vm.CodeIso = codeIso;
vm.DisplayName = codeIso;
this.Langs.Add(vm);
if (codeIso.Equals(defaultCodeIso))
{
this._selectedLang = vm;
this.RaisePropertyChanged("SelectedLang");
}
}
}
private void ChangeCurrentLang()
{
DbSet<PrfParam> parameters = this.DataService.GetDbSet<PrfParam>();
List<PrfParam> itemToRemoves = (from p in parameters where p.Code.Equals("LANG") select p).ToList ();
foreach (PrfParam itemToRemove in itemToRemoves)
{parameters.Remove(itemToRemove);}
this.DataService.DataContext.SaveChanges();
if (this._selectedLang != null)
{
PrfParam param = new PrfParam();
param.Code = "LANG";
param.Valeur = this._selectedLang.CodeIso;
parameters.Add(param);
this.DataService.DataContext.SaveChanges();
ServiceLocator.Current.GetInstance<ITranslateService>().LoadCurrentLang();
}
}