// todo: move to Data Service
private CitiesViewModel GetCitiesModel(string[] cities, PostedCities postedCities)
{
// setup properties
var model = new CitiesViewModel();
var selectedCities = new List <City>();
var postedCityIDs = new string[0];
if (postedCities == null)
{
postedCities = new PostedCities();
}
// if an array of posted city ids exists and is not empty,
// save selected ids
if (cities != null && cities.Any())
{
postedCityIDs = cities;
postedCities.CityIDs = cities;
}
// if a view model array of posted city ids exists and is not empty,
// save selected ids
if (postedCities.CityIDs != null && postedCities.CityIDs.Any())
{
postedCityIDs = postedCities.CityIDs;
model.WasPosted = true;
}
// if there are any selected ids saved, create a list of cities
if (postedCityIDs.Any())
{
selectedCities = CityRepository.GetAll()
.Where(x => postedCityIDs.Any(s => x.Id.ToString().Equals(s))).ToList();
}
// setup a view model
model.AvailableCities = CityRepository.GetAll().ToList();
model.SelectedCities = selectedCities;
model.PostedCities = postedCities;
return(model);
}
public ActionResult Index(string[] cities, PostedCities postedCities)
{
return(View(GetCitiesModel(cities, postedCities)));
}
public ActionResult ExamplesContent(string[] cities, PostedCities postedCities)
{
return(View("ExamplesContent", getCitiesModel(cities, postedCities)));
}
