Regular facet sub-controller

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Create facet sub-controllers using the FacetGenerator sub-controller of the ProductListing controller.

const productListingController = buildProductListing(commerceEngine);

const facetGenerator = productListingController.facetGenerator();
for (const facet of facetGenerator.facets) {
  switch (facet.type) {
    case 'regular':
      // facet will be typed as RegularFacet, render it...
      break;
    case 'dateRange':
      // facet will be typed as DateFacet, render it...
      break;
    case 'numericalRange':
      // facet will be typed as NumericFacet, render it...
      break;
    case 'hierarchical':
      // facet will be typed as CategoryFacet, render it...
  }
}

Methods

deselectAll

Deselects all facet values.

isValueExcluded

Checks whether the specified facet value is excluded.

Parameters

Returns boolean: Whether the specified facet value is excluded.

isValueSelected

Checks whether the specified facet value is selected.

Parameters

Returns boolean: Whether the specified facet value is selected.

showLessValues

Sets the number of values displayed in the facet to the originally configured value.

showMoreValues

Increases the number of values displayed in the facet to the next multiple of the originally configured value.

toggleExclude

Toggles exclusion of the specified facet value.

Parameters

toggleSelect

Toggles the specified facet value.

Parameters

toggleSingleExclude

Excludes the specified facet value, deselecting others.

Parameters

toggleSingleSelect

Toggles the specified facet value, deselecting others.

Parameters

subscribe

Adds a callback that’s invoked on state change.

Parameters

  • listener: () => void

    A callback that’s invoked on state change.

Returns Unsubscribe: A function to remove the listener.

Attributes

facetSearch

Provides methods to search the facet’s values.

Methods

clear

Resets the query and empties the values.

exclude

Excludes a facet search result.

Parameters

Performs a facet search.

select

Selects a facet search result.

Parameters

singleExclude

Excludes a search result while including facet values.

Parameters

singleSelect

Selects a search result while deselecting facet values.

Parameters

Parameters

  • captions: Record<string, string>

    A dictionary that maps index field values to facet value display names.

updateText

Updates the facet search query.

Parameters

  • text: string

    The query to search.

type

The type of the facet.

state

The state of the Facet controller.

Properties

  • type: 'regular' | 'dateRange' | 'numericalRange' | 'hierarchical'|'location'

    The type of the facet.

  • facetSearch: FacetSearchState

    The state of the facet’s searchbox.

  • canShowLessValues: boolean

    true if fewer values can be displayed and false otherwise.

  • canShowMoreValues: boolean

    true if there are more values to display and false otherwise.

  • facetId: string

    The facet ID.

  • hasActiveValues: boolean

    true if there is at least one non-idle value and false otherwise.

  • isLoading: boolean

    true if a search is in progress and false otherwise.

  • values: RegularFacetValue[]

    The values of the facet.

  • field: string

    The facet field.

  • displayName?: string

    The facet name.

RegularFacetValue

Properties

  • numberOfResults: number

    The number of results that have the facet value.

  • state: 'idle' | 'selected' | 'excluded'

    Whether a facet value is filtering results (selected) or not (idle).

  • value: string

    The facet value.

FacetSearchState

Properties

  • query: string

    The facet search query.

  • isLoading: boolean

    Whether the facet search request is in a pending state.

  • values: SpecificFacetSearchResult[]

    The facet values that match the facet search query.

  • moreValuesAvailable: boolean

    Whether additional values matching the facet search query are available.

SpecificFacetSearchResult

Properties

  • count: number

    An estimate of the number of result items matching both the current query and the filter expression that would get generated if the facet value were selected.

  • displayValue: string

    The custom facet value display name.

  • rawValue: string

    The original facet value, as retrieved from the field in the index.

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Call signatures

  • (): void;