From 150b146f9104e7b4bef5d304566cf5841bd8f63f Mon Sep 17 00:00:00 2001
From: Your Name <your.email@example.com>
Date: Sun, 18 Jan 2026 16:56:20 +0800
Subject: [PATCH] debug: add detailed logging for scene fusion API response

---
 app/api/scene-fusion/route.ts | 26 +++++++++++++++++++++++++-
 1 file changed, 25 insertions(+), 1 deletion(-)

diff --git a/app/api/scene-fusion/route.ts b/app/api/scene-fusion/route.ts
index 3490a20..1c18d25 100644
--- a/app/api/scene-fusion/route.ts
+++ b/app/api/scene-fusion/route.ts
@@ -250,6 +250,9 @@ async function callAlibabaImageAPI(
   
   const data = await response.json();
   
+  // 打印完整响应用于调试
+  console.log(`[SceneFusion][${modelId}] Full API Response:`, JSON.stringify(data, null, 2));
+  
   if (!response.ok || data.code) {
     console.error("[SceneFusion] API Error Response:", JSON.stringify(data, null, 2));
     throw new Error(data.message || (data.code ? `Error ${data.code}: ${data.message}` : `API request failed: ${response.status}`));
@@ -258,19 +261,40 @@ async function callAlibabaImageAPI(
   // 提取生成的图片 URL
   const choices = data.output?.choices;
   if (!choices || choices.length === 0) {
+    console.error("[SceneFusion] No choices in response, output:", data.output);
     throw new Error("No images in response");
   }
   
   const imageContent = choices[0]?.message?.content;
+  console.log(`[SceneFusion] Image content array:`, JSON.stringify(imageContent, null, 2));
+  
   if (!imageContent || imageContent.length === 0) {
     throw new Error("No image content in response");
   }
   
-  const generatedImageUrl = imageContent[0]?.image;
+  // 遍历所有内容项，找到 image 类型的
+  let generatedImageUrl: string | undefined;
+  for (const item of imageContent) {
+    if (item.image) {
+      generatedImageUrl = item.image;
+      console.log(`[SceneFusion] Found image URL in content item`);
+      break;
+    }
+  }
+  
   if (!generatedImageUrl) {
+    console.error("[SceneFusion] No image URL found in content:", imageContent);
     throw new Error("No image URL in response");
   }
   
+  // 检查返回的图片 URL 是否与输入相同（可能是 API 返回了原图）
+  if (generatedImageUrl === productImageUrl || generatedImageUrl === sceneImageUrl) {
+    console.warn(`[SceneFusion] ⚠️ WARNING: API returned same URL as input!`);
+    console.warn(`[SceneFusion] - Generated URL: ${generatedImageUrl}`);
+    console.warn(`[SceneFusion] - Product URL: ${productImageUrl}`);
+    console.warn(`[SceneFusion] - Scene URL: ${sceneImageUrl}`);
+  }
+  
   console.log("[SceneFusion] Generated image URL:", generatedImageUrl.substring(0, 100) + "...");
   return generatedImageUrl;
 }