请求参数里的model转存在另外一个请求参数Variables里

internal/logic/chat/chat_completions_logic.go

@@ -64,7 +64,7 @@ func (l *ChatCompletionsLogic) ChatCompletions(req *types.CompApiReq) (resp *typ
 	}
 
 	apiResp, err := l.workForFastgpt(req, workToken, apiKeyObj.OpenaiBase)
-	if err == nil {
+	if err == nil && apiResp != nil {
 		l.doRequestLog(req, apiResp) //请求记录
 	}
 
@@ -190,6 +190,9 @@ func (l *ChatCompletionsLogic) workForFastgpt(req *types.CompApiReq, apiKey stri
 	if len(req.ChatId) > 0 && len(req.FastgptChatId) == 0 {
 		req.FastgptChatId = req.ChatId
 	}
+	if len(req.Model) > 0 {
+		req.Variables["model"] = req.Model
+	}
 	return compapi.NewFastgptChatCompletions(l.ctx, apiKey, apiBase, req)
 
 }

internal/utils/compapi/func.go

@@ -42,6 +42,7 @@ func DoChatCompletions(ctx context.Context, client *openai.Client, chatInfo *typ
 	if jsonBytes, err = json.Marshal(chatInfo); err != nil {
 		return nil, err
 	}
+	//fmt.Printf("In DoChatCompletions, req: '%s'\n", string(jsonBytes))
 	customResp := types.CompOpenApiResp{}
 	reqBodyOps := option.WithRequestBody("application/json", jsonBytes)
 	respBodyOps := option.WithResponseBodyInto(&customResp)