code refactoring

Author: alexcheng1982

src/main/java/com/javaaidev/agent/AbstractChatAgentController.java

@@ -1,18 +1,9 @@
 package com.javaaidev.agent;
 
-import com.javaaidev.chatagent.model.ChatAgentRequest;
-import com.javaaidev.chatagent.springai.ModelAdapter;
-import java.util.List;
-import org.springframework.ai.chat.messages.Message;
-
 public abstract class AbstractChatAgentController {
 
   public static final String SYSTEM_TEXT = """
       You are a chef who is proficient in various cuisines. Please answer users' questions about cooking.
       For other unrelated inputs, simply tell the user that you don't know.
       """;
-  
-  protected List<Message> chatRequestToMessages(ChatAgentRequest request) {
-    return ModelAdapter.fromRequest(request);
-  }
 }

src/main/java/com/javaaidev/agent/ChatAgentController.java

@@ -27,7 +27,7 @@ public Flux<ServerSentEvent<ChatAgentResponse>> chat(@RequestBody ChatAgentReque
     if (request == null) {
       return Flux.empty();
     }
-    var messages = chatRequestToMessages(request);
+    var messages = ModelAdapter.fromRequest(request);
     var chatResponse = chatClient.prompt().system(SYSTEM_TEXT)
         .messages(messages.toArray(new Message[0]))
         .call()

src/main/java/com/javaaidev/agent/ChatAgentStreamingController.java

@@ -26,7 +26,7 @@ public ChatAgentStreamingController(ChatClient.Builder builder) {
   @PostMapping(produces = MediaType.TEXT_EVENT_STREAM_VALUE)
   public Flux<ServerSentEvent<ChatAgentResponse>> chatStreaming(
       @RequestBody ChatAgentRequest request) {
-    var messages = chatRequestToMessages(request);
+    var messages = ModelAdapter.fromRequest(request);
     return ModelAdapter.toStreamingResponse(
         chatClient.prompt()
             .system(SYSTEM_TEXT)