internal static async Task Search()

in demo-dotnet/DotNetIntegratedVectorizationDemo/Program.cs [276:336]
57 lines of code
10 McCabe index (conditional complexity)

        internal static async Task Search(SearchClient searchClient, string query, int k = 3, string filter = null, bool textOnly = false, bool exhaustive = false, bool hybrid = false, bool semantic = false)
        {
            // Perform the vector similarity search  
            var searchOptions = new SearchOptions
            {
                Filter = filter,
                Size = k,
                Select = { "title", "chunk_id", "chunk", },
                IncludeTotalCount = true
            };
            if (!textOnly)
            {
                searchOptions.VectorSearch = new() {
                    Queries = {
                        new VectorizableTextQuery(text: query)
                        {
                            KNearestNeighborsCount = k,
                            Fields = { "vector" },
                            Exhaustive = exhaustive
                        }
                    },
                    
                };
            }
            if (semantic)
            {
                searchOptions.QueryType = SearchQueryType.Semantic;
                searchOptions.SemanticSearch = new SemanticSearchOptions
                {
                    SemanticConfigurationName = "my-semantic-config",
                    QueryCaption = new QueryCaption(QueryCaptionType.Extractive),
                    QueryAnswer = new QueryAnswer(QueryAnswerType.Extractive)
                };
            }
            string queryText = (textOnly || hybrid || semantic) ? query : null;
            SearchResults<SearchDocument> response = await searchClient.SearchAsync<SearchDocument>(queryText, searchOptions);

            if (response.SemanticSearch?.Answers?.Count > 0)
            {
                Console.WriteLine("Query Answers:");
                foreach (QueryAnswerResult answer in response.SemanticSearch.Answers)
                {
                    Console.WriteLine($"Answer Highlights: {answer.Highlights}");
                    Console.WriteLine($"Answer Text: {answer.Text}");
                }
            }

            await foreach (SearchResult<SearchDocument> result in response.GetResultsAsync())
            {
                Console.WriteLine($"Title: {result.Document["title"]}");
                Console.WriteLine($"Score: {result.Score}\n");
                Console.WriteLine($"Content: {result.Document["chunk"]}");
                if (result.SemanticSearch?.Captions?.Count > 0)
                {
                    QueryCaptionResult firstCaption = result.SemanticSearch.Captions[0];
                    Console.WriteLine($"First Caption Highlights: {firstCaption.Highlights}");
                    Console.WriteLine($"First Caption Text: {firstCaption.Text}");
                }
            }
            Console.WriteLine($"Total Results: {response.TotalCount}");
        }