w2p-85346 Allow facets to be authority controlled and add test to verify

src/app/shared/search/facet-value.model.ts

@@ -24,6 +24,12 @@ export class FacetValue implements HALResource {
   @autoserialize
   count: number;
 
+  /**
+   * The Authority Value for this facet
+   */
+  @autoserialize
+  authorityKey?: string;
+
   /**
    * The {@link HALLink}s for this FacetValue
    */

src/app/shared/search/search.utils.spec.ts

@@ -12,6 +12,7 @@ describe('Search Utils', () => {
     let facetValueWithSearchHref: FacetValue;
     let facetValueWithoutSearchHref: FacetValue;
     let searchFilterConfig: SearchFilterConfig;
+    let facetValueWithSearchHrefAuthority: FacetValue;
 
     beforeEach(() => {
       facetValueWithSearchHref = Object.assign(new FacetValue(), {
@@ -22,6 +23,11 @@ describe('Search Utils', () => {
           }
         }
       });
+      facetValueWithSearchHrefAuthority = Object.assign(new FacetValue(), {
+        value: 'Value with search href',
+        authorityKey: 'uuid',
+        }
+      );
       facetValueWithoutSearchHref = Object.assign(new FacetValue(), {
         value: 'Value without search href'
       });
@@ -34,6 +40,10 @@ describe('Search Utils', () => {
       expect(getFacetValueForType(facetValueWithSearchHref, searchFilterConfig)).toEqual('Value with search href,operator');
     });
 
+    it('should retrieve the correct value from the Facet', () => {
+      expect(getFacetValueForType(facetValueWithSearchHrefAuthority, searchFilterConfig)).toEqual('uuid,authority');
+    });
+
     it('should return the facet value with an equals operator by default', () => {
       expect(getFacetValueForType(facetValueWithoutSearchHref, searchFilterConfig)).toEqual('Value without search href,equals');
     });

src/app/shared/search/search.utils.ts

@@ -16,6 +16,10 @@ export function getFacetValueForType(facetValue: FacetValue, searchFilterConfig:
       return values[1];
     }
   }
+  if (facetValue.authorityKey) {
+    return addOperatorToFilterValue(facetValue.authorityKey, 'authority');
+  }
+
   return addOperatorToFilterValue(facetValue.value, 'equals');
 }