/// <summary>
/// Orders a facet sequence
/// </summary>
/// <param name="source">Facets</param>
/// <param name="sorting">Type of sorting</param>
/// <param name="selectedFirst">Whether to display selected facets first</param>
/// <returns>Ordered facets</returns>
public static IOrderedEnumerable <Facet> OrderBy(this IEnumerable <Facet> source, FacetSorting sorting, bool selectedFirst = true)
{
Guard.NotNull(source, nameof(source));
switch (sorting)
{
case FacetSorting.ValueAsc:
if (selectedFirst)
{
return(source
.OrderByDescending(x => x.Value.IsSelected)
.ThenBy(x => x.Value.Value));
}
else
{
return(source.OrderBy(x => x.Value.Value));
}
case FacetSorting.LabelAsc:
if (selectedFirst)
{
return(source
.OrderByDescending(x => x.Value.IsSelected)
.ThenBy(x => x.Value.Label));
}
else
{
return(source.OrderBy(x => x.Value.Label));
}
case FacetSorting.DisplayOrder:
if (selectedFirst)
{
return(source
.OrderByDescending(x => x.Value.IsSelected)
.ThenBy(x => x.Value.DisplayOrder));
}
else
{
return(source.OrderBy(x => x.Value.DisplayOrder));
}
default:
if (selectedFirst)
{
return(source
.OrderByDescending(x => x.Value.IsSelected)
.ThenByDescending(x => x.HitCount)
.ThenBy(x => x.Value.Label));
}
else
{
return(source
.OrderByDescending(x => x.HitCount)
.ThenBy(x => x.Value.Label));
}
}
}
private void AddFacet(
CatalogSearchQuery query,
FacetGroupKind kind,
bool isMultiSelect,
FacetSorting sorting,
Action <FacetDescriptor> addValues)
{
string fieldName;
var displayOrder = 0;
switch (kind)
{
case FacetGroupKind.Category:
fieldName = _catalogSettings.IncludeFeaturedProductsInNormalLists ? "categoryid" : "notfeaturedcategoryid";
break;
case FacetGroupKind.Brand:
if (_searchSettings.BrandDisabled)
{
return;
}
fieldName = "manufacturerid";
displayOrder = _searchSettings.BrandDisplayOrder;
break;
case FacetGroupKind.Price:
if (_searchSettings.PriceDisabled || !_services.Permissions.Authorize(Permissions.Catalog.DisplayPrice))
{
return;
}
fieldName = "price";
displayOrder = _searchSettings.PriceDisplayOrder;
break;
case FacetGroupKind.Rating:
if (_searchSettings.RatingDisabled)
{
return;
}
fieldName = "rating";
displayOrder = _searchSettings.RatingDisplayOrder;
break;
case FacetGroupKind.DeliveryTime:
if (_searchSettings.DeliveryTimeDisabled)
{
return;
}
fieldName = "deliveryid";
displayOrder = _searchSettings.DeliveryTimeDisplayOrder;
break;
case FacetGroupKind.Availability:
if (_searchSettings.AvailabilityDisabled)
{
return;
}
fieldName = "available";
displayOrder = _searchSettings.AvailabilityDisplayOrder;
break;
case FacetGroupKind.NewArrivals:
if (_searchSettings.NewArrivalsDisabled)
{
return;
}
fieldName = "createdon";
displayOrder = _searchSettings.NewArrivalsDisplayOrder;
break;
default:
throw new SmartException($"Unknown field name for facet group '{kind.ToString()}'");
}
var descriptor = new FacetDescriptor(fieldName)
{
Label = _services.Localization.GetResource(FacetUtility.GetLabelResourceKey(kind) ?? kind.ToString()),
IsMultiSelect = isMultiSelect,
DisplayOrder = displayOrder,
OrderBy = sorting,
MinHitCount = _searchSettings.FilterMinHitCount,
MaxChoicesCount = _searchSettings.FilterMaxChoicesCount
};
addValues(descriptor);
query.WithFacet(descriptor);
}