更新文件上传功能，支持返回下载链接

blueprints/api.py

@@ -57,9 +57,9 @@ def get_config():
 def upload():
     try:
         files = request.files.getlist("images")
-        img_urls = handle_file_uploads(files)
+        img_urls, download_urls = handle_file_uploads(files)
         system_logger.info(f"用户上传文件: {len(files)} 张", user_id=session.get("user_id"))
-        return jsonify({"urls": img_urls})
+        return jsonify({"urls": img_urls, "download_urls": download_urls})
     except Exception as e:
         return jsonify({"error": str(e)}), 500
 

services/file_service.py

@@ -11,6 +11,7 @@ from utils import get_proxied_url
 def handle_file_uploads(files):
     """处理文件上传到 MinIO"""
     img_urls = []
+    download_urls = []
     for f in files:
         ext = os.path.splitext(f.filename)[1]
         filename = f"{uuid.uuid4().hex}{ext}"
@@ -19,7 +20,11 @@ def handle_file_uploads(files):
             ExtraArgs={"ContentType": f.content_type}
         )
         img_urls.append(f"{Config.MINIO['public_url']}{quote(filename)}")
-    return img_urls
+        endpoint = Config.MINIO["endpoint"].rstrip("/")
+        bucket = quote(Config.MINIO["bucket"], safe="")
+        object_key = quote(filename, safe="/")
+        download_urls.append(f"{endpoint}/{bucket}/{object_key}")
+    return img_urls, download_urls
 
 def get_remote_file_stream(url):
     """获取远程文件的流"""

static/js/main.js

@@ -730,7 +730,7 @@ document.getElementById('submitBtn').onclick = async () => {
                 throw new Error(uploadResult.error || '参考图上传失败');
             }
 
-            image = (uploadResult.urls || []).map(url => new URL(url, window.location.origin).href);
+            image = uploadResult.download_urls || [];
             if (image.length !== uploadedFiles.length) {
                 throw new Error('部分参考图上传失败');
             }