// GET: Clients
public async Task <IActionResult> Index(SortState sortState = SortState.ClientsNameAsc, int page = 1)
{
ClientsFilterViewModel filter = HttpContext.Session.Get <ClientsFilterViewModel>(filterKey);
if (filter == null)
{
filter = new ClientsFilterViewModel
{
Name = string.Empty
};
HttpContext.Session.Set(filterKey, filter);
}
string key = $"{typeof(Client).Name}-{page}-{sortState}-{filter.Name}";
if (!_cache.TryGetValue(key, out ClientViewModel model))
{
model = new ClientViewModel();
IQueryable <Client> clients = GetSortedClients(sortState, filter.Name);
int count = clients.Count();
model.PageViewModel = new PageViewModel(page, count, pageSize);
model.Clients = count == 0
? new List <Client>()
: clients.Skip((model.PageViewModel.PageIndex - 1) * pageSize).Take(pageSize).ToList();
model.SortViewModel = new SortViewModel(sortState);
model.ClientsFilterViewModel = filter;
_cache.Set(key, model);
}
return(View(model));
}
public IActionResult Index(ClientsFilterViewModel filterModel, int page)
{
ClientsFilterViewModel filter = HttpContext.Session.Get <ClientsFilterViewModel>(filterKey);
if (filter != null)
{
filter.Name = filterModel.Name;
HttpContext.Session.Remove(filterKey);
HttpContext.Session.Set(filterKey, filter);
}
return(RedirectToAction("Index", new { page }));
}
private List <Client> Filter(List <Client> collection, ClientsFilterViewModel filterModel)
{
if (filterModel != null)
{
if (filterModel.FirstName != null)
{
collection = collection.Where(x => x.FirstName.Contains(filterModel.FirstName)).ToList();
}
if (filterModel.LastName != null)
{
collection = collection.Where(x => x.LastName.Contains(filterModel.LastName)).ToList();
}
}
return(collection);
}
