From 23b962a90e3c36265939d7833e63254d7d542801 Mon Sep 17 00:00:00 2001
From: sun <3371392206@qq.com>
Date: Tue, 26 May 2026 10:41:47 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8D=E8=AF=B7=E6=B1=82?=
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1. 修复OpenAI TTS接口的请求体过大错误提示，返回正确的状态码和提示信息
2. 删除volcano适配器中无用的空循环扫描代码
3. 修正constants.go的包声明重复空格问题
---
 adapter/volcano/volcano.go | 2 --
 common/constants.go        | 2 +-
 controller/tts.go          | 9 +++++----
 3 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/adapter/volcano/volcano.go b/adapter/volcano/volcano.go
index 603ff7c..3453b76 100644
--- a/adapter/volcano/volcano.go
+++ b/adapter/volcano/volcano.go
@@ -132,8 +132,6 @@ func Synthesis(config *dto.ByteDanceTTSConfig, httpClient *HTTPClient, text stri
 			if v3Resp.Usage != nil {
 				log.Printf("TTS synthesis completed, usage: %+v", v3Resp.Usage)
 			}
-			for scanner.Scan() {
-			}
 			break
 		}
 
diff --git a/common/constants.go b/common/constants.go
index ea7a6d9..853ca08 100644
--- a/common/constants.go
+++ b/common/constants.go
@@ -1,4 +1,4 @@
-package common
+package common
 
 import "time"
 
diff --git a/controller/tts.go b/controller/tts.go
index 03c6297..7a40da9 100644
--- a/controller/tts.go
+++ b/controller/tts.go
@@ -58,10 +58,11 @@ func OpenaiTTSHandler(w http.ResponseWriter, r *http.Request) {
 	r.Body = http.MaxBytesReader(w, r.Body, common.MaxRequestBodySize)
 	body, err := io.ReadAll(r.Body)
 	if err != nil {
-		if strings.Contains(err.Error(), "request body too large") {
-			return
-		}
-		http.Error(w, "Failed to read request body", http.StatusBadRequest)
+	if strings.Contains(err.Error(), "request body too large") {
+		http.Error(w, fmt.Sprintf("Request body too large (max %d bytes)", common.MaxRequestBodySize), http.StatusRequestEntityTooLarge)
+		return
+	}
+	http.Error(w, "Failed to read request body", http.StatusBadRequest)
 		return
 	}