您好，我想让客户输入类别名称并获取一些搜索结果。目前，当您键入类别名称时，它表示没有结果。
public ActionResult AdvanceSearch(SearchModel model, CatalogPagingFilteringModel command)
{
//'Continue shopping' URL
_genericAttributeService.SaveAttribute(_workContext.CurrentCustomer,
SystemCustomerAttributeNames.LastContinueShoppingPage,
_webHelper.GetThisPageUrl(false),
_storeContext.CurrentStore.Id);
if (model == null)
model = new SearchModel();
var searchTerms = model.q;
if (searchTerms == null)
searchTerms = "";
searchTerms = searchTerms.Trim();
//sorting
PrepareSortingOptions(model.PagingFilteringContext, command);
//view mode
PrepareViewModes(model.PagingFilteringContext, command);
//page size
PreparePageSizeOptions(model.PagingFilteringContext, command,
_catalogSettings.SearchPageAllowCustomersToSelectPageSize,
_catalogSettings.SearchPagePageSizeOptions,
_catalogSettings.SearchPageProductsPerPage);
string cacheKey = string.Format(ModelCacheEventConsumer.SEARCH_CATEGORIES_MODEL_KEY,
_workContext.WorkingLanguage.Id,
string.Join(",", _workContext.CurrentCustomer.GetCustomerRoleIds()),
_storeContext.CurrentStore.Id);
var categories = _cacheManager.Get(cacheKey, () =>
{
var categoriesModel = new List<SearchModel.CategoryModel>();
//all categories
var allCategories = _categoryService.GetAllCategories(storeId: _storeContext.CurrentStore.Id);
foreach (var c in allCategories)
{
//generate full category name (breadcrumb)
string categoryBreadcrumb = "";
var breadcrumb = c.GetCategoryBreadCrumb(allCategories, _aclService, _storeMappingService);
for (int i = 0; i <= breadcrumb.Count - 1; i++)
{
categoryBreadcrumb += breadcrumb[i].GetLocalized(x => x.Name);
if (i != breadcrumb.Count - 1)
categoryBreadcrumb += " >> ";
}
categoriesModel.Add(new SearchModel.CategoryModel
{
Id = c.Id,
Breadcrumb = categoryBreadcrumb
});
}
return categoriesModel;
});
if (categories.Any())
{
//first empty entry
model.AvailableCategories.Add(new SelectListItem
{
Value = "0",
Text = _localizationService.GetResource("Common.All")
});
//all other categories
foreach (var c in categories)
{
model.AvailableCategories.Add(new SelectListItem
{
Value = c.Id.ToString(),
Text = c.Breadcrumb,
Selected = model.cid == c.Id
});
}
}
IPagedList<Product> products = new PagedList<Product>(new List<Product>(), 0, 1);
// only search if query string search keyword is set (used to avoid searching or displaying search term min length error message on /search page load)
if (Request.Params["q"] != null)
{
if (searchTerms.Length < _catalogSettings.ProductSearchTermMinimumLength)
{
model.Warning = string.Format(_localizationService.GetResource("Search.SearchTermMinimumLengthIsNCharacters"), _catalogSettings.ProductSearchTermMinimumLength);
}
else
{
var categoryIds = new List<int>();
int manufacturerId = 0;
decimal? minPriceConverted = null;
decimal? maxPriceConverted = null;
bool searchInDescriptions = false;
int vendorId = 0;
if (model.adv)
{
//advanced search
var categoryId = model.cid;
if (categoryId > 0)
{
categoryIds.Add(categoryId);
if (model.isc)
{
//include subcategories
categoryIds.AddRange(GetChildCategoryIds(categoryId));
}
}
manufacturerId = model.mid;
//min price
if (!string.IsNullOrEmpty(model.pf))
{
decimal minPrice;
if (decimal.TryParse(model.pf, out minPrice))
minPriceConverted = _currencyService.ConvertToPrimaryStoreCurrency(minPrice, _workContext.WorkingCurrency);
}
//max price
if (!string.IsNullOrEmpty(model.pt))
{
decimal maxPrice;
if (decimal.TryParse(model.pt, out maxPrice))
maxPriceConverted = _currencyService.ConvertToPrimaryStoreCurrency(maxPrice, _workContext.WorkingCurrency);
}
if (model.asv)
vendorId = model.vid;
searchInDescriptions = model.sid;
}
//var searchInProductTags = false;
var searchInProductTags = searchInDescriptions;
//products
products = _productService.SearchProducts(
categoryIds: categoryIds,
manufacturerId: manufacturerId,
storeId: _storeContext.CurrentStore.Id,
visibleIndividuallyOnly: true,
priceMin: minPriceConverted,
priceMax: maxPriceConverted,
keywords: searchTerms,
//searchDescriptions: searchInDescriptions,
searchProductTags: searchInProductTags,
searchSku: true,
languageId: _workContext.WorkingLanguage.Id,
orderBy: (ProductSortingEnum)command.OrderBy,
pageIndex: command.PageNumber - 1,
pageSize: command.PageSize,
vendorId: vendorId);
model.Products = PrepareProductOverviewModels(products).ToList();
model.NoResults = !model.Products.Any();
//search term statistics
if (!String.IsNullOrEmpty(searchTerms))
{
var searchTerm = _searchTermService.GetSearchTermByKeyword(searchTerms, _storeContext.CurrentStore.Id);
if (searchTerm != null)
{
searchTerm.Count++;
_searchTermService.UpdateSearchTerm(searchTerm);
}
else
{
searchTerm = new SearchTerm
{
Keyword = searchTerms,
StoreId = _storeContext.CurrentStore.Id,
Count = 1
};
_searchTermService.InsertSearchTerm(searchTerm);
}
}
//event
_eventPublisher.Publish(new ProductSearchEvent
{
SearchTerm = searchTerms,
SearchInDescriptions = searchInDescriptions,
CategoryIds = categoryIds,
ManufacturerId = manufacturerId,
WorkingLanguageId = _workContext.WorkingLanguage.Id,
VendorId = vendorId
});
}
}
model.PagingFilteringContext.LoadPagedList(products);
return View(model);
}
公共行动方法＆＃39; AdvanceSearch＆＃39;在控制器＆＃39; Nop.Web.Controllers.CatalogController＆＃39;中找不到。