public static IEnumerable <CategoryInfo> GetMainCategories()
{
return(from item in CatalogHelper.GetCategories()
where item.Depth == 1
select item);
}
public static CategoryInfo GetCategory(int categoryId)
{
return(CatalogHelper.GetCategories().FirstOrDefault((CategoryInfo item) => item.CategoryId == categoryId));
}
public static IEnumerable <CategoryInfo> GetSubCategories(int parentCategoryId)
{
return(from item in CatalogHelper.GetCategories()
where item.ParentCategoryId == parentCategoryId
select item);
}
