public ActionResult Index()
{
var viewModel = new NestedCategoryDescriptor();
using (var database = new DatabaseEntities())
{
viewModel.Subcategories = new List<NestedCategoryDescriptor>();
foreach (var category in database.Categories.Where(c => c.Parent == null))
viewModel.Subcategories.Add(GenerateCategory(category));
}
return View(viewModel);
}
private NestedCategoryDescriptor GenerateCategory(Category category)
{
var descriptor = new NestedCategoryDescriptor();
descriptor.Name = category.Name.Trim();
descriptor.Id = category.Id;
descriptor.Subcategories = new List<NestedCategoryDescriptor>();
foreach (var subcategory in category.Children)
descriptor.Subcategories.Add(GenerateCategory(subcategory));
return descriptor;
}