public ActionResult Index(ServicesPagingFilteringModel command)
 {
     if (command.PageNumber <= 0) command.PageNumber = 1;
     var model = new ServiceIndexModel();
     var services = _serviceService.GetAllServices(pageIndex: command.PageNumber - 1, pageSize: 5);
     model.Services = services.Select(q =>
     {
         var service = q.ToModel();
         service.PictureModel = new PictureModel
         {
             ImageUrl = _pictureService.GetPictureUrl(q.PictureId, 300),
             FullSizeImageUrl = _pictureService.GetPictureUrl(q.PictureId)
         };
         return service;
     }).ToList();
     model.PagingFilteringContext.LoadPagedList(services);
     return View(model);
 }
 public ServiceIndexModel()
 {
     PagingFilteringContext = new ServicesPagingFilteringModel();
 }