public SearchResultPagedList <ProductOverviewModel> SearchProduct(
int pageIndex = 0,
int pageSize = int.MaxValue,
IList <int> categoryIds = null,
IList <int> brandIds = null,
IList <int> productIds = null,
bool?enabled = default(bool?),
bool?discontinued = default(bool?),
bool?visibleIndividually = default(bool?),
bool includeDiscontinuedButInStock = false,
decimal?priceMin = default(decimal?),
decimal?priceMax = default(decimal?),
string keywords = null,
bool searchDescriptions = false,
bool useFullTextSearch = false,
FulltextSearchMode fullTextMode = FulltextSearchMode.Or,
bool applySearchAnalysis = false,
ProductSortingType orderBy = ProductSortingType.Position,
bool applyKeywordSuggestion = false,
bool displaySearchAnalysis = false)
{
string suggestedKeywords = null;
if (!string.IsNullOrEmpty(keywords))
{
// First, we check for search term
var searchTerm = GetSearchTermByQuery(keywords);
if (searchTerm != null)
{
return(new SearchResultPagedList <ProductOverviewModel>(searchTerm));
}
// Then, we check for product name
var product = _productService.GetActiveProductOverviewModelByName(keywords);
if (product != null)
{
return(new SearchResultPagedList <ProductOverviewModel>(new List <ProductOverviewModel> {
product
}));
}
suggestedKeywords = keywords;
if (applyKeywordSuggestion == true && !string.IsNullOrWhiteSpace(keywords))
{
// We check if it's a brand name
var suggestionBrands = _spellCheckerService.Suggest(keywords);
Brand brand = null;
if (suggestionBrands.Count > 0)
{
brand = _brandService.GetBrandByName(suggestionBrands[0]);
if (brand != null)
{
suggestedKeywords = suggestionBrands[0];
if (brandIds == null)
{
brandIds = new List <int> {
brand.Id
}
}
;
else
{
brandIds.Add(brand.Id);
}
}
}
if (brand == null)
{
var words = keywords.Split(' ');
for (int i = 0; i < words.Length; i++)
{
bool correct = _spellCheckerService.Spell(words[i]);
if (!correct)
{
var suggestions = _spellCheckerService.Suggest(words[i]);
if (suggestions.Count > 0)
{
words[i] = suggestions[0]; //Choose the first one.
}
}
}
suggestedKeywords = string.Join(" ", words);
}
}
}
var list = _productService.GetPagedProductOverviewModel(
pageIndex: pageIndex,
pageSize: pageSize,
categoryIds: categoryIds,
brandIds: brandIds,
productIds: productIds,
enabled: enabled,
discontinued: discontinued,
visibleIndividually: visibleIndividually,
includeDiscontinuedButInStock: includeDiscontinuedButInStock,
priceMin: priceMin,
priceMax: priceMax,
//keywords: applyKeywordSuggestion ? suggestedKeywords : keywords,
keywords: keywords,
searchDescriptions: searchDescriptions,
useFullTextSearch: useFullTextSearch,
fullTextMode: fullTextMode,
applySearchAnalysis: applySearchAnalysis,
orderBy: orderBy,
displaySearchAnalysis: displaySearchAnalysis);
if (string.IsNullOrEmpty(suggestedKeywords) == false && suggestedKeywords.ToLower().CompareTo(keywords.ToLower()) == 0)
{
suggestedKeywords = null;
}
var result = new SearchResultPagedList <ProductOverviewModel>(
list.Items, list.PageIndex, list.PageSize, list.TotalCount, suggestedKeywords,
list.MaxPriceFilterByKeyword, list.MinPriceFilterByKeyword);
return(result);
}
