feat(MCA): TASK-033 删除旧 AiService 和 AiConfig

- 删除旧的 AiService 类

- 删除旧的 AiConfig 类

- 更新 MessageRouterServiceImpl 使用 AiServiceClient

- 更新 DebugController 移除 AiService 引用

- 无编译错误

src/main/java/com/wecom/robot/config/AiConfig.java

@@ -1,30 +0,0 @@
-package com.wecom.robot.config;
-
-import lombok.Data;
-import org.springframework.boot.context.properties.ConfigurationProperties;
-import org.springframework.stereotype.Component;
-
-@Data
-@Component
-@ConfigurationProperties(prefix = "ai")
-public class AiConfig {
-
-    private boolean enabled;
-    private String provider;
-    private DeepSeekConfig deepseek;
-    private OpenAiConfig openai;
-
-    @Data
-    public static class DeepSeekConfig {
-        private String apiKey;
-        private String baseUrl;
-        private String model;
-    }
-
-    @Data
-    public static class OpenAiConfig {
-        private String apiKey;
-        private String baseUrl;
-        private String model;
-    }
-}

src/main/java/com/wecom/robot/controller/DebugController.java

@@ -2,9 +2,7 @@ package com.wecom.robot.controller;
 
 import com.wecom.robot.config.WecomConfig;
 import com.wecom.robot.dto.ApiResponse;
-import com.wecom.robot.dto.ChatCompletionRequest;
 import com.wecom.robot.entity.Message;
-import com.wecom.robot.service.AiService;
 import com.wecom.robot.service.SessionManagerService;
 import com.wecom.robot.util.WXBizMsgCrypt;
 import lombok.RequiredArgsConstructor;
@@ -23,7 +21,6 @@ import java.util.Map;
 public class DebugController {
 
     private final WecomConfig wecomConfig;
-    private final AiService aiService;
     private final SessionManagerService sessionManagerService;
 
     @GetMapping("/config")
@@ -108,38 +105,13 @@ public class DebugController {
         return ApiResponse.success(result);
     }
 
-    @GetMapping("/ai/context")
-    public ApiResponse<Map<String, Object>> getLastAiContext() {
-        Map<String, Object> result = new HashMap<>();
-        
-        result.put("systemPrompt", aiService.getSystemPrompt());
-        result.put("lastRequestJson", aiService.getLastRequestJson());
-        result.put("lastConfidence", aiService.getLastConfidence());
-        
-        List<ChatCompletionRequest.Message> messages = aiService.getLastRequestMessages();
-        result.put("messageCount", messages.size());
-        
-        List<Map<String, String>> messageList = new java.util.ArrayList<>();
-        for (ChatCompletionRequest.Message msg : messages) {
-            Map<String, String> msgMap = new HashMap<>();
-            msgMap.put("role", msg.getRole());
-            msgMap.put("content", msg.getContent());
-            messageList.add(msgMap);
-        }
-        result.put("messages", messageList);
-        
-        return ApiResponse.success(result);
-    }
-
     @GetMapping("/ai/session/{sessionId}/context")
     public ApiResponse<Map<String, Object>> getSessionAiContext(
-            @PathVariable String sessionId,
-            @RequestParam(required = false, defaultValue = "测试消息") String testMessage) {
+            @PathVariable String sessionId) {
         
         Map<String, Object> result = new HashMap<>();
         
         result.put("sessionId", sessionId);
-        result.put("systemPrompt", aiService.getSystemPrompt());
         
         List<Message> history = sessionManagerService.getSessionMessages(sessionId);
         result.put("historyCount", history.size());
@@ -156,18 +128,6 @@ public class DebugController {
         }
         result.put("history", historyList);
         
-        List<ChatCompletionRequest.Message> contextMessages = aiService.buildMessagesForTest(history, testMessage);
-        result.put("contextMessageCount", contextMessages.size());
-        
-        List<Map<String, String>> contextList = new java.util.ArrayList<>();
-        for (ChatCompletionRequest.Message msg : contextMessages) {
-            Map<String, String> msgMap = new HashMap<>();
-            msgMap.put("role", msg.getRole());
-            msgMap.put("content", msg.getContent());
-            contextList.add(msgMap);
-        }
-        result.put("contextMessages", contextList);
-        
         return ApiResponse.success(result);
     }
 

src/main/java/com/wecom/robot/service/AiService.java

@@ -1,155 +0,0 @@
-package com.wecom.robot.service;
-
-import com.alibaba.fastjson.JSON;
-import com.wecom.robot.config.AiConfig;
-import com.wecom.robot.dto.ChatCompletionRequest;
-import com.wecom.robot.dto.ChatCompletionResponse;
-import com.wecom.robot.entity.Message;
-import lombok.RequiredArgsConstructor;
-import lombok.extern.slf4j.Slf4j;
-import org.springframework.http.*;
-import org.springframework.stereotype.Service;
-import org.springframework.web.client.RestTemplate;
-
-import java.util.ArrayList;
-import java.util.List;
-
-@Slf4j
-@Service
-@RequiredArgsConstructor
-public class AiService {
-
-    private static final String SYSTEM_PROMPT = "你是ash超脑的客服，请用简洁、友好的语言回答客户的问题。" +
-            "如果不确定答案，请诚实告知客户。" +
-            "回答要准确、专业，避免过于冗长，要尽量拟人化口语化，自然回答问题。";
-
-    private final AiConfig aiConfig;
-    private final RestTemplate restTemplate = new RestTemplate();
-
-    private double lastConfidence = 1.0;
-    private List<ChatCompletionRequest.Message> lastRequestMessages = new ArrayList<>();
-    private String lastRequestJson = "";
-
-    public String generateReply(String userMessage, List<Message> history) {
-        if (!aiConfig.isEnabled()) {
-            return "AI服务暂未开启，请联系人工客服。";
-        }
-
-        try {
-            String provider = aiConfig.getProvider();
-            String apiUrl;
-            String apiKey;
-            String model;
-
-            if ("deepseek".equalsIgnoreCase(provider)) {
-                apiUrl = aiConfig.getDeepseek().getBaseUrl() + "/chat/completions";
-                apiKey = aiConfig.getDeepseek().getApiKey();
-                model = aiConfig.getDeepseek().getModel();
-            } else {
-                apiUrl = aiConfig.getOpenai().getBaseUrl() + "/chat/completions";
-                apiKey = aiConfig.getOpenai().getApiKey();
-                model = aiConfig.getOpenai().getModel();
-            }
-
-            List<ChatCompletionRequest.Message> messages = buildMessages(history, userMessage);
-            ChatCompletionRequest request = ChatCompletionRequest.create(model, messages);
-
-            lastRequestMessages = messages;
-            lastRequestJson = JSON.toJSONString(request, true);
-
-            log.info("===== AI请求上下文 =====");
-            log.info("Provider: {}, Model: {}", provider, model);
-            log.info("API URL: {}", apiUrl);
-            log.info("消息数量: {}", messages.size());
-            for (int i = 0; i < messages.size(); i++) {
-                ChatCompletionRequest.Message msg = messages.get(i);
-                log.info("[{}] {}: {}", i, msg.getRole(), msg.getContent());
-            }
-            log.info("===== 完整请求JSON =====");
-            log.info("\n{}", lastRequestJson);
-            log.info("========================");
-
-            HttpHeaders headers = new HttpHeaders();
-            headers.setContentType(MediaType.APPLICATION_JSON);
-            headers.setBearerAuth(apiKey);
-
-            HttpEntity<String> entity = new HttpEntity<>(JSON.toJSONString(request), headers);
-            ResponseEntity<String> response = restTemplate.postForEntity(apiUrl, entity, String.class);
-
-            log.info("===== AI响应 =====");
-            log.info("Status: {}", response.getStatusCode());
-            log.info("Body: {}", response.getBody());
-            log.info("==================");
-
-            ChatCompletionResponse completionResponse = JSON.parseObject(response.getBody(), ChatCompletionResponse.class);
-            String reply = completionResponse.getContent();
-
-            lastConfidence = calculateConfidence(reply);
-
-            log.info("AI回复生成成功: confidence={}, reply={}", lastConfidence, reply);
-            return reply;
-
-        } catch (Exception e) {
-            log.error("AI回复生成失败", e);
-            lastConfidence = 0.0;
-            return "抱歉，我暂时无法回答您的问题，正在为您转接人工客服...";
-        }
-    }
-
-    public double getLastConfidence() {
-        return lastConfidence;
-    }
-
-    public List<ChatCompletionRequest.Message> getLastRequestMessages() {
-        return lastRequestMessages;
-    }
-
-    public String getLastRequestJson() {
-        return lastRequestJson;
-    }
-
-    public String getSystemPrompt() {
-        return SYSTEM_PROMPT;
-    }
-
-    public List<ChatCompletionRequest.Message> buildMessagesForTest(List<Message> history, String currentMessage) {
-        return buildMessages(history, currentMessage);
-    }
-
-    private List<ChatCompletionRequest.Message> buildMessages(List<Message> history, String currentMessage) {
-        List<ChatCompletionRequest.Message> messages = new ArrayList<>();
-
-        messages.add(new ChatCompletionRequest.Message("system", SYSTEM_PROMPT));
-
-        int startIndex = Math.max(0, history.size() - 10);
-        for (int i = startIndex; i < history.size(); i++) {
-            Message msg = history.get(i);
-            String role = Message.SENDER_TYPE_CUSTOMER.equals(msg.getSenderType()) ? "user" : "assistant";
-            messages.add(new ChatCompletionRequest.Message(role, msg.getContent()));
-        }
-
-        messages.add(new ChatCompletionRequest.Message("user", currentMessage));
-
-        return messages;
-    }
-
-    private double calculateConfidence(String reply) {
-        if (reply == null || reply.isEmpty()) {
-            return 0.0;
-        }
-
-        if (reply.contains("不确定") || reply.contains("不清楚") || reply.contains("无法回答")) {
-            return 0.4;
-        }
-
-        if (reply.contains("转接人工") || reply.contains("人工客服")) {
-            return 0.5;
-        }
-
-        if (reply.length() < 10) {
-            return 0.6;
-        }
-
-        return 0.85;
-    }
-}

src/main/java/com/wecom/robot/service/MessageProcessService.java

@@ -31,7 +31,6 @@ public class MessageProcessService {
     private static final String CHANNEL_TYPE = "wechat";
 
     private final SessionManagerService sessionManagerService;
-    private final AiService aiService;
     private final TransferService transferService;
     private final WecomApiService wecomApiService;
     private final WebSocketService webSocketService;

src/main/java/com/wecom/robot/service/impl/MessageRouterServiceImpl.java

@@ -4,6 +4,8 @@ import com.wecom.robot.adapter.ChannelAdapter;
 import com.wecom.robot.adapter.TransferCapable;
 import com.wecom.robot.dto.InboundMessage;
 import com.wecom.robot.dto.OutboundMessage;
+import com.wecom.robot.dto.ai.ChatRequest;
+import com.wecom.robot.dto.ai.ChatResponse;
 import com.wecom.robot.entity.Message;
 import com.wecom.robot.entity.Session;
 import com.wecom.robot.service.*;
@@ -17,14 +19,6 @@ import java.util.List;
 import java.util.Map;
 import java.util.concurrent.TimeUnit;
 
-/**
- * 消息路由服务实现 - 渠道无关的消息路由核心逻辑
- * 
- * <p>关联 AC: [AC-MCA-08] 统一消息路由, [AC-MCA-09] 状态路由, [AC-MCA-10] 人工客服分发
- * 
- * @see MessageRouterService
- * @see InboundMessage
- */
 @Slf4j
 @Service
 @RequiredArgsConstructor
@@ -34,7 +28,7 @@ public class MessageRouterServiceImpl implements MessageRouterService {
     private static final long IDEMPOTENT_TTL_HOURS = 1;
 
     private final SessionManagerService sessionManagerService;
-    private final AiService aiService;
+    private final AiServiceClient aiServiceClient;
     private final TransferService transferService;
     private final WebSocketService webSocketService;
     private final Map<String, ChannelAdapter> channelAdapters;
@@ -95,20 +89,36 @@ public class MessageRouterServiceImpl implements MessageRouterService {
                 session.getSessionId(), truncateContent(message.getContent()));
 
         List<Message> history = sessionManagerService.getSessionMessages(session.getSessionId());
-        String reply = aiService.generateReply(message.getContent(), history);
 
-        double confidence = aiService.getLastConfidence();
+        ChatRequest chatRequest = ChatRequest.fromInboundMessage(message);
+        ChatResponse chatResponse;
+        try {
+            chatResponse = aiServiceClient.generateReply(chatRequest).get();
+        } catch (Exception e) {
+            log.error("[AC-MCA-06] AI服务调用失败: {}", e.getMessage());
+            chatResponse = ChatResponse.fallbackWithTransfer(
+                    "抱歉，我暂时无法回答您的问题，正在为您转接人工客服...",
+                    e.getMessage()
+            );
+        }
+
+        String reply = chatResponse.getReply();
+        double confidence = chatResponse.getConfidence() != null ? chatResponse.getConfidence() : 0.0;
         int messageCount = sessionManagerService.getMessageCount(session.getSessionId());
 
-        boolean shouldTransfer = transferService.shouldTransferToManual(
-                message.getContent(),
-                confidence,
-                messageCount,
-                session.getCreatedAt()
-        );
+        boolean shouldTransfer = chatResponse.getShouldTransfer() != null && chatResponse.getShouldTransfer();
+
+        if (!shouldTransfer) {
+            shouldTransfer = transferService.shouldTransferToManual(
+                    message.getContent(),
+                    confidence,
+                    messageCount,
+                    session.getCreatedAt()
+            );
+        }
 
         if (shouldTransfer) {
-            handleTransferToManual(session, message, reply);
+            handleTransferToManual(session, message, reply, chatResponse.getTransferReason());
         } else {
             sendReplyToUser(session, message, reply);
         }
@@ -177,10 +187,10 @@ public class MessageRouterServiceImpl implements MessageRouterService {
         );
     }
 
-    private void handleTransferToManual(Session session, InboundMessage message, String reply) {
-        String reason = transferService.getTransferReason(
+    private void handleTransferToManual(Session session, InboundMessage message, String reply, String transferReason) {
+        String reason = transferReason != null ? transferReason : transferService.getTransferReason(
                 message.getContent(),
-                aiService.getLastConfidence(),
+                0.0,
                 sessionManagerService.getMessageCount(session.getSessionId())
         );