public Quote findRandomQuote()

in sessions/fall24/spring-ai-quotes-llm-in-gke/src/main/java/com/example/quotes/domain/QuoteLLMInGKEService.java [30:62]

• 24 lines of code
• 2 McCabe index (conditional complexity)

  public Quote findRandomQuote() {
    SystemMessage systemMessage = new SystemMessage("""
        You are a helpful AI assistant. 
        You are an AI assistant that helps people find information.
        """);
    UserMessage userMessage = new UserMessage("""
          Answer succinctly;
          please provide a quote from a random book, including book, quote and author; 
          do not repeat quotes from the same book; 
          return the answer wrapped in triple backquotes ```json```strictly in JSON format  
          return only 3 values, the book, the quote and the author, strictly in JSON format, wrapped in tripe backquotes ```json``` while eliminating every other text      
          """);

    ChatResponse chatResponse = chatClient.call(new Prompt(List.of(systemMessage, userMessage),
        OpenAiChatOptions.builder()
            .temperature(0.4)
            .build())
    );

    Generation generation = chatResponse.getResult();
    String input = generation.getOutput().getText();


    System.out.printf("\nLLM Model in GKE provided response: \n%s\n", input);

    // clear extraneous characters from LLM response
    Quote sanitizedQuote = Quote.parseQuoteFromJson(input);

    // validate against another LLM for veracity
    evalService.evaluate(sanitizedQuote.getQuote(), sanitizedQuote.getBook());

    return sanitizedQuote;
  }