Mapped total number of records to response

Dfe.Data.SearchPrototype/SearchForEstablishments/ByKeyword/Usecase/SearchByKeywordResponse.cs

@@ -26,35 +26,17 @@ public sealed class SearchByKeywordResponse
     public SearchResponseStatus Status { get; }
 
     /// <summary>
-    /// Establishes the status of the underlying search response, i.e. Success or otherwise.
+    /// The Total Count returned from Establishment search gives us a total
+    /// of all available records which correlates with the given search criteria.
     /// </summary>
-    /// <param name="status"></param>
-    public SearchByKeywordResponse(SearchResponseStatus status)
-    {
-        Status = status;
-    }
+    public int TotalNumberOfEstablishments { get; init; }
 
     /// <summary>
-    /// The following argument is passed via the constructor and is not changeable
-    /// once an instance is created, this ensures we preserve immutability.
+    /// Establishes the status of the underlying search response, i.e. Success or otherwise.
     /// </summary>
-    /// <param name="establishments">
-    /// The readonly collection of <see cref="EstablishmentResults"/>.
-    /// </param>
-    /// <param name="facetResults">
-    /// The readonly collection of <see cref="EstablishmentFacets"/>.
-    /// </param>
-    /// <param name="status">
-    /// The <see cref="SearchResponseStatus"/> of the result of the search.
-    /// </param>
-    public SearchByKeywordResponse(
-        EstablishmentResults establishments,
-        EstablishmentFacets facetResults,
-        SearchResponseStatus status
-        )
+    /// <param name="status"></param>
+    public SearchByKeywordResponse(SearchResponseStatus status)
     {
-        EstablishmentResults = establishments;
-        EstablishmentFacetResults = facetResults;
         Status = status;
     }
 }

Dfe.Data.SearchPrototype/SearchForEstablishments/ByKeyword/Usecase/SearchByKeywordUseCase.cs

@@ -87,7 +87,10 @@ await _searchServiceAdapter.SearchAsync(
                 _ => new(status: SearchResponseStatus.Success)
                 {
                     EstablishmentResults = results.Establishments,
-                    EstablishmentFacetResults = results.Facets
+                    EstablishmentFacetResults = results.Facets,
+                    TotalNumberOfEstablishments =
+                        results.TotalNumberOfEstablishments.HasValue ?
+                            (int)results.TotalNumberOfEstablishments : 0, // if not values default to zero.
                 }
             };
         }