feat: handle large model session parameter exceptions

src/main/java/cn/com/poc/expose/aggregate/impl/AgentApplicationServiceImpl.java

@@ -86,7 +86,6 @@ public class AgentApplicationServiceImpl implements AgentApplicationService {
             throw new BusinessException("用户未登录");
         }
 
-        Long userRecordId = null;
         try {
             BizAgentApplicationPublishEntity infoEntity = bizAgentApplicationPublishService.getByAgentId(agentId);
             if (infoEntity == null) {
@@ -118,8 +117,7 @@ public class AgentApplicationServiceImpl implements AgentApplicationService {
             inputRecord.setDialogsId(dialogsId);
             inputRecord.setRole(AgentApplicationDialoguesRecordConstants.ROLE.USER);
             inputRecord.setTimestamp(inputTimestamp);
-            BizAgentApplicationDialoguesRecordEntity saveRecord = bizAgentApplicationDialoguesRecordService.save(inputRecord);
-            userRecordId = saveRecord.getId();
+            bizAgentApplicationDialoguesRecordService.save(inputRecord);
 
 
             // 记录输出时间戳
@@ -139,9 +137,7 @@ public class AgentApplicationServiceImpl implements AgentApplicationService {
             outputRecord.setContent(output);
             bizAgentApplicationDialoguesRecordService.save(outputRecord);
         } catch (Exception e) {
-            if (userRecordId != null) {
-                bizAgentApplicationDialoguesRecordService.deletedById(userRecordId);
-            }
+            throw new BusinessException(e.getMessage());
         }
     }
 
@@ -266,6 +262,15 @@ public class AgentApplicationServiceImpl implements AgentApplicationService {
                 messages.add(message);
             }
         }
+
+        //判断最后是否为User，若是则删除。
+        if (LLMRoleEnum.USER.getRole().equals(messages.get(messages.size() - 1).getRole())) {
+            Long recordId = recordEntities.get(recordEntities.size() - 1).getId();
+            bizAgentApplicationDialoguesRecordService.deletedById(recordId);
+            messages.remove(messages.size() - 1);
+        }
+
+        // 用户输入
         Message message = new Message();
         message.setContent(input);
         message.setRole(LLMRoleEnum.USER.getRole());