private IEnumerable <FacetGroupOption> GetFacetResults(List <FacetGroupOption> options,
ITypeSearch <EntryContentBase> query,
string selectedfacets)
{
if (options == null)
{
return(Enumerable.Empty <FacetGroupOption>());
}
var facets = _facetRegistry.GetFacetDefinitions();
var facetGroups = facets.Select(x => new FacetGroupOption
{
GroupFieldName = x.FieldName,
GroupName = x.DisplayName,
}).ToList();
query = facets.Aggregate(query, (current, facet) => facet.Facet(current, GetSelectedFilter(options, facet.FieldName)));
var productFacetsResult = query.Take(0).GetContentResult();
if (productFacetsResult.Facets == null)
{
return(facetGroups);
}
foreach (var facetGroup in facetGroups)
{
var filter = facets.FirstOrDefault(x => x.FieldName.Equals(facetGroup.GroupFieldName));
if (filter == null)
{
continue;
}
var facet = productFacetsResult.Facets.FirstOrDefault(x => x.Name.Equals(facetGroup.GroupFieldName));
if (facet == null)
{
continue;
}
filter.PopulateFacet(facetGroup, facet, selectedfacets);
}
return(facetGroups);
}
private FacetDefinition GetSearchFilter(string facet)
{
return(_facetRegistry.GetFacetDefinitions().FirstOrDefault(filter =>
filter.FieldName.Equals(facet, System.StringComparison.InvariantCultureIgnoreCase)));
}
