private ObservableCollection <LocationDailyWeather> applyFilter(Nullable <DateTime> from, Nullable <DateTime> to, List <string> cities)
{
if (cities != null)
{
foreach (string city in cities)
{
LocationDaylyForecasts = new ObservableCollection <LocationDailyWeather>(LocationDaylyForecasts.Where(i => cities.Any(c => c == i.Name)));
}
}
if (from != null)
{
LocationDaylyForecasts = new ObservableCollection <LocationDailyWeather>(LocationDaylyForecasts.Where(i => from <= i.Time));
}
if (to != null)
{
LocationDaylyForecasts = new ObservableCollection <LocationDailyWeather>(LocationDaylyForecasts.Where(i => i.Time <= to));
}
if (from != null && to != null && from > to)
{
customNotifier.notifier.ShowError("You have selected invalid values for filtering!");
}
return(LocationDaylyForecasts);
}
private ObservableCollection <LocationDailyWeather> delete(string cityName)
{
LocationDaylyForecasts = new ObservableCollection <LocationDailyWeather>(LocationDaylyForecasts.Where(i => i.Name != StringHandler.capitalize(cityName)));
return(LocationDaylyForecasts);
}
