@SpringBootApplication
public class SampleApplication implements ApplicationRunner {

    @Autowired
    private ChatService chatService;

    public static void main(String[] args) {
        SpringApplication.run(SampleApplication.class, args);
    }

    @Override
    public void run(ApplicationArguments args) throws Exception {
        Completions completions = new Completions();
        List<Message> messages = new ArrayList<>();
        Message message = new Message();
        message.setContent("你好");
        message.setRole("user");
        messages.add(message);
        completions.setMessages(messages);
        CompletionsResponse response = chatService.completions(completions);
        for (CompletionsResponse.Choice choice : response.getChoices()) {
            System.out.print(choice.getMessage().getContent());
        }
    }
}