public CitySettingsModel GetCurrentCity()
{
if (EnableLocate && CurrentIndex == -1 && LocatedCity != null)
{
return(LocatedCity);
}
else if (EnableLocate && CurrentIndex == -1 && LocatedCity == null)
{
throw new NullReferenceException("Locate city null");
}
else if (!EnableLocate && CurrentIndex == -1 && !SavedCities.IsNullorEmpty())
{
CurrentIndex = 0;
return(SavedCities[CurrentIndex]);
}
else if (!SavedCities.IsNullorEmpty() && CurrentIndex >= 0 && SavedCities.Length > CurrentIndex)
{
return(SavedCities[CurrentIndex]);
}
else
{
CurrentIndex = SavedCities.Length - 1;
return(SavedCities[CurrentIndex]);
}
}
public void ChangeCurrent(string args)
{
var index = Array.FindIndex(SavedCities, x =>
{
return(x.Id == args);
});
if (index >= 0)
{
CurrentIndex = index;
}
if (EnableLocate)
{
if (SavedCities.IsNullorEmpty() || CurrentIndex < 0)
{
CurrentIndex = -1;
}
}
}
private void SaveCities(Windows.Storage.ApplicationDataContainer container)
{
int i = 0;
if (!SavedCities.IsNullorEmpty())
{
foreach (var item in SavedCities)
{
var sub = RoamingSettingsHelper.GetContainer(i.ToString());
try
{
sub.WriteGroupSettings(item);
i++;
}
catch (Exception)
{
continue;
}
}
}
container.Values["Count"] = i;
}
