聊天页bug修复

backend-single/src/main/java/com/emotion/service/impl/AiChatServiceImpl.java

@@ -442,21 +442,12 @@ public class AiChatServiceImpl implements AiChatService {
             // 调用Coze API（带messageId）
             String aiReply = sendMessageWithMessageId(conversationId, messageId, message, userId);
 
-            // 注意：不保存用户消息，因为WebSocket处理器已经保存了
-            // 只保存AI回复
-            Message aiMessage = new Message();
-            aiMessage.setId(snowflakeIdGenerator.nextIdAsString());
-            aiMessage.setConversationId(conversationId);
-            aiMessage.setCreateBy(userId); // 设置创建人为当前用户
-            aiMessage.setContent(aiReply);
-            aiMessage.setType("text");
-            aiMessage.setSender("ai");
-            aiMessage.setCozeRole("assistant");
-            aiMessage.setCozeContentType("text");
-            aiMessage = messageService.createMessage(aiMessage);
+            // 注意：不在这里保存AI回复消息
+            // WebSocket处理器会在sendAiReplyInParts中分割并保存每条消息
+            // 这样可以确保分割后的消息都被正确保存到数据库
 
-            log.info("WebSocket聊天消息处理完成（带messageId）: userMessageId={}, aiMessageId={}",
-                    messageId, aiMessage.getId());
+            log.info("WebSocket聊天消息处理完成（带messageId）: userMessageId={}, aiReplyLength={}",
+                    messageId, aiReply != null ? aiReply.length() : 0);
 
             return aiReply;
 

backend-single/src/main/java/com/emotion/service/impl/WebSocketServiceImpl.java

@@ -10,6 +10,7 @@ import com.emotion.service.WebSocketService;
 import com.emotion.service.AiChatService;
 import com.emotion.service.MessageService;
 import com.emotion.service.ConversationService;
+import com.emotion.util.SnowflakeIdGenerator;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.messaging.simp.SimpMessagingTemplate;
@@ -42,7 +43,10 @@ public class WebSocketServiceImpl implements WebSocketService {
 
     @Autowired
     private ConversationService conversationService;
-    
+
+    @Autowired
+    private SnowflakeIdGenerator snowflakeIdGenerator;
+
     // 在线用户管理
     private final ConcurrentHashMap<String, String> onlineUsers = new ConcurrentHashMap<>();
     
@@ -464,24 +468,46 @@ public class WebSocketServiceImpl implements WebSocketService {
      * @param content 消息内容
      */
     private void sendSingleAiMessage(String userId, String conversationId, String content) {
-        // 构建AI回复消息
-        WebSocketMessage aiMessage = WebSocketMessage.builder()
-                .messageId(UUID.randomUUID().toString())
-                .conversationId(conversationId)
-                .type("TEXT")
-                .content(content)
-                .senderId("ai")
-                .senderType("AI")
-                .status("SENT")
-                .createTime(LocalDateTime.now())
-                .build();
+        try {
+            // 保存AI消息到数据库
+            Message aiMessage = new Message();
+            aiMessage.setId(snowflakeIdGenerator.nextIdAsString());
+            aiMessage.setConversationId(conversationId);
+            aiMessage.setUserId(userId);
+            aiMessage.setCreateBy("ai");
+            aiMessage.setContent(content);
+            aiMessage.setType("text");
+            aiMessage.setSender("ai");
+            aiMessage.setCozeRole("assistant");
+            aiMessage.setCozeContentType("text");
+            aiMessage.setTimestamp(LocalDateTime.now());
+            messageService.createMessage(aiMessage);
 
-        // 发送给用户私有队列
-        messagingTemplate.convertAndSendToUser(userId, "/queue/messages", aiMessage);
+            log.info("AI消息已保存到数据库: messageId={}, conversationId={}, contentLength={}",
+                    aiMessage.getId(), conversationId, content.length());
 
-        // 发送到会话公共频道
-        if (conversationId != null) {
-            messagingTemplate.convertAndSend("/topic/conversation/" + conversationId, aiMessage);
+            // 构建WebSocket消息
+            WebSocketMessage wsMessage = WebSocketMessage.builder()
+                    .messageId(aiMessage.getId())
+                    .conversationId(conversationId)
+                    .type("TEXT")
+                    .content(content)
+                    .senderId("ai")
+                    .senderType("AI")
+                    .status("SENT")
+                    .createTime(LocalDateTime.now())
+                    .build();
+
+            // 发送给用户私有队列
+            messagingTemplate.convertAndSendToUser(userId, "/queue/messages", wsMessage);
+
+            // 发送到会话公共频道
+            if (conversationId != null) {
+                messagingTemplate.convertAndSend("/topic/conversation/" + conversationId, wsMessage);
+            }
+        } catch (Exception e) {
+            log.error("发送单条AI消息失败: userId={}, conversationId={}", userId, conversationId, e);
+            sendErrorMessage(userId, "消息发送失败，请稍后重试");
         }
     }