Coreccion del cliente para descargar los archivos multimedia

backend/api/v1/modules/core/help_center/tasks.py

@@ -244,8 +244,10 @@ def sync_from_hub_task():
                 # Download assets after bulk update (Polling)
                 from .utils import download_file_from_hub, sync_assets_from_content
                 for art_data in articles_data:
-                    if art_data.get('file_url'):
+                    # art_data contains the virtual fields because it was dumped via HelpArticleInDB
+                    if "file_url" in art_data and art_data['file_url']:
                         download_file_from_hub(art_data['file_url'])
+                    
                     sync_assets_from_content(art_data.get('content', ''))
 
                 logger.info("Polling sync completed successfully.")

backend/api/v1/modules/core/help_center/utils.py

@@ -29,6 +29,7 @@ def download_file_from_hub(relative_path: str) -> bool:
 
     local_path = Path(clean_path)
     if local_path.exists():
+        logger.info(f"File {clean_path} already exists, skipping download.")
         return True
 
     # Ensure directories exist
@@ -38,7 +39,9 @@ def download_file_from_hub(relative_path: str) -> bool:
     # CENTRAL_SERVER_URL is usually http://hub:8000/api/v1/core/help-center/sync/
     # We want http://hub:8000/api/
     base_url = settings.CENTRAL_SERVER_URL.split("/v1/")[0]
-    hub_file_url = f"{base_url}/uploads/{clean_path.replace('uploads/', '')}"
+    # The file in backend is served usually under /api/uploads/...
+    # But clean_path is just "uploads/...". So the Hub route is base_url + "/" + clean_path 
+    hub_file_url = f"{base_url}/{clean_path}"
 
     logger.info(f"Downloading asset from Hub: {hub_file_url} -> {local_path}")
     
@@ -51,7 +54,7 @@ def download_file_from_hub(relative_path: str) -> bool:
                 logger.info(f"Successfully downloaded {clean_path}")
                 return True
             else:
-                logger.warning(f"Failed to download {clean_path}: Status {response.status_code}")
+                logger.warning(f"Failed to download {clean_path}: Status {response.status_code} URL: {hub_file_url}")
                 return False
     except Exception as e:
         logger.error(f"Error downloading {clean_path}: {str(e)}")