refactor: 代码结构优化

relay/channel/openai/relay-openai.go

@@ -157,7 +157,7 @@ func OpenaiHandler(c *gin.Context, resp *http.Response, promptTokens int, model
 
 	if textResponse.Usage.TotalTokens == 0 || checkSensitive {
 		completionTokens := 0
-		for _, choice := range textResponse.Choices {
+		for i, choice := range textResponse.Choices {
 			stringContent := string(choice.Message.Content)
 			ctkm, _, _ := service.CountTokenText(stringContent, model, false)
 			completionTokens += ctkm
@@ -167,7 +167,7 @@ func OpenaiHandler(c *gin.Context, resp *http.Response, promptTokens int, model
 					triggerSensitive = true
 					msg := choice.Message
 					msg.Content = common.StringToByteSlice(stringContent)
-					choice.Message = msg
+					textResponse.Choices[i].Message = msg
 					sensitiveWords = append(sensitiveWords, words...)
 				}
 			}
@@ -179,8 +179,13 @@ func OpenaiHandler(c *gin.Context, resp *http.Response, promptTokens int, model
 		}
 	}
 
-	if checkSensitive && constant.StopOnSensitiveEnabled && triggerSensitive {
-
+	if checkSensitive && triggerSensitive && constant.StopOnSensitiveEnabled {
+		sensitiveWords = common.RemoveDuplicate(sensitiveWords)
+		return service.OpenAIErrorWrapper(errors.New(fmt.Sprintf("sensitive words detected on response: %s",
+				strings.Join(sensitiveWords, ", "))), "sensitive_words_detected", http.StatusBadRequest),
+			&textResponse.Usage, &dto.SensitiveResponse{
+				SensitiveWords: sensitiveWords,
+			}
 	} else {
 		responseBody, err = json.Marshal(textResponse)
 		// Reset response body
@@ -202,12 +207,5 @@ func OpenaiHandler(c *gin.Context, resp *http.Response, promptTokens int, model
 			return service.OpenAIErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), nil, nil
 		}
 	}
-
-	if checkSensitive && triggerSensitive {
-		sensitiveWords = common.RemoveDuplicate(sensitiveWords)
-		return service.OpenAIErrorWrapper(errors.New(fmt.Sprintf("sensitive words detected on response: %s", strings.Join(sensitiveWords, ", "))), "sensitive_words_detected", http.StatusBadRequest), &textResponse.Usage, &dto.SensitiveResponse{
-			SensitiveWords: sensitiveWords,
-		}
-	}
 	return nil, &textResponse.Usage, nil
 }