public ProductsSortViewModel(ProductsSortState sortOrder)
{
IdSort = sortOrder == ProductsSortState.IdAsc ? ProductsSortState.IdDesc : ProductsSortState.IdAsc;
NameSort = sortOrder == ProductsSortState.NameAsc ? ProductsSortState.NameDesc : ProductsSortState.NameAsc;
ProducerSort = sortOrder == ProductsSortState.ProducerAsc ? ProductsSortState.ProducerDesc : ProductsSortState.ProducerAsc;
PriceSort = sortOrder == ProductsSortState.PriceAsc ? ProductsSortState.PriceDesc : ProductsSortState.PriceAsc;
Current = sortOrder;
}
public IActionResult Index(string searchString, string category = "All", int page = 1, ProductsSortState sortOrder = ProductsSortState.IdAsc)
{
if (!User.IsInRole("Administrator"))
{
ViewData["SortOrders"] = Enum.GetValues(typeof(ProductsSortState)).Cast <ProductsSortState>().Select(v => new SelectListItem
{
Text = v.ToString(),
Value = v.ToString()
}).ToList();
}
var products = _productRepository.GetAll();
var categories = _categoryRepository.GetAll();
List <SelectListItem> selectListCategories = new List <SelectListItem>(
categories.Select(n => new SelectListItem
{
Value = n.Name,
Text = n.Name
}));
selectListCategories.Insert(0, new SelectListItem("All", "All"));
if (!string.IsNullOrEmpty(category) && category != "All")
{
var categoryFilter = categories.FirstOrDefault(n => n.Name == category);
products = products.Where(n => n.CategoryId == categoryFilter.Id).ToList();
selectListCategories.FirstOrDefault(n => n.Text == category).Selected = true;
}
if (!string.IsNullOrEmpty(searchString))
{
products = products.Where(n => n.Name.ToLower().Contains(searchString.ToLower())).ToList();
}
List <Product> sortProducts = (sortOrder switch
{
ProductsSortState.IdDesc => products.OrderByDescending(n => n.Id),
ProductsSortState.NameAsc => products.OrderBy(n => n.Name),
ProductsSortState.NameDesc => products.OrderByDescending(n => n.Name),
ProductsSortState.ProducerAsc => products.OrderBy(n => n.Producer),
ProductsSortState.ProducerDesc => products.OrderByDescending(n => n.Producer),
ProductsSortState.PriceAsc => products.OrderBy(n => n.Price),
ProductsSortState.PriceDesc => products.OrderByDescending(n => n.Price),
_ => products.OrderBy(n => n.Id),
}).ToList();
