public App()
{
RoomsViewModel = new RoomsViewModel();
RoomsFilterViewModel = new RoomsFilterViewModel();
MainPage = new NavigationPage(new HomePageCS());
}
// GET: Rooms
public async Task <IActionResult> Index(SortState sortState = SortState.RoomsTypeAsc, int page = 1)
{
RoomsFilterViewModel filter = HttpContext.Session.Get <RoomsFilterViewModel>(filterKey);
if (filter == null)
{
filter = new RoomsFilterViewModel
{
Name = string.Empty
};
HttpContext.Session.Set(filterKey, filter);
}
string key = $"{typeof(Room).Name}-{page}-{sortState}-{filter.Name}";
if (!_cache.TryGetValue(key, out RoomViewModel model))
{
model = new RoomViewModel();
IQueryable <Room> rooms = GetSortedRooms(sortState, filter.Name);
int count = rooms.Count();
model.PageViewModel = new PageViewModel(page, count, pageSize);
model.Rooms = count == 0
? new List <Room>()
: rooms.Skip((model.PageViewModel.PageIndex - 1) * pageSize).Take(pageSize).ToList();
model.SortViewModel = new SortViewModel(sortState);
model.RoomsFilterViewModel = filter;
_cache.Set(key, model);
}
return(View(model));
}
public IActionResult Index(RoomsFilterViewModel filterModel, int page)
{
RoomsFilterViewModel filter = HttpContext.Session.Get <RoomsFilterViewModel>(filterKey);
if (filter != null)
{
filter.Name = filterModel.Name;
HttpContext.Session.Remove(filterKey);
HttpContext.Session.Set(filterKey, filter);
}
return(RedirectToAction("Index", new { page }));
}
private List <Room> Filter(List <Room> collection, RoomsFilterViewModel filterModel)
{
if (filterModel != null)
{
if (filterModel.Capacity != null)
{
collection = collection.Where(x => x.Capacity == filterModel.Capacity).ToList();
}
if (filterModel.Type != null)
{
collection = collection.Where(x => x.Type == (int)filterModel.Type).ToList();
}
if (filterModel.IsFree != null)
{
collection = collection.Where(x => x.IsFree == filterModel.IsFree).ToList();
}
}
return(collection);
}
