public IActionResult All(int id = 1)
        {
            if (id <= 0)
            {
                return this.NotFound();
            }

            const int ItemsPerPage = 12;
            var viewModel = new RecipesListViewModel
            {
                ItemsPerPage = ItemsPerPage,
                PageNumber = id,
                RecipesCount = this.recipesService.GetCount(),
                Recipes = this.recipesService.GetAll<RecipeInListViewModel>(id, ItemsPerPage),
            };
            return this.View(viewModel);
        }