public SearchModel UpdateFacets(SearchCriteria searchCriteria = null)
{
if (searchCriteria == null)
searchCriteria = new SearchCriteria();
getQueryFromCriteria(searchCriteria);
this.WorkingSearchModel.SearchComponent.Facets = BexisIndexSearcher.facetSearch(this.bexisSearching, this.WorkingSearchModel.SearchComponent.Facets);
return this.WorkingSearchModel;
}