From 461c13f5f896957afa36a68bb43d6a23ff65b4ca Mon Sep 17 00:00:00 2001
From: vvzvlad <git@vvzvlad.xyz>
Date: Fri, 7 Feb 2025 01:01:10 +0300
Subject: [PATCH] Fix handling of negative channel IDs in media download

---
 api_server.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/api_server.py b/api_server.py
index 0558961..5ddeab3 100644
--- a/api_server.py
+++ b/api_server.py
@@ -252,7 +252,16 @@ async def download_new_files(media_files: list, cache_dir: str):
             if not file_id:
                 continue
 
+            # Handle negative channel IDs
+            has_minus = file_id.startswith('-')
+            if has_minus:
+                file_id = file_id[1:]  # Remove minus
+                
             channel, post_id_str, file_unique_id = file_id.split('-', 2)
+            
+            if has_minus:
+                channel = f"-{channel}"  # Restore minus
+                
             post_id = int(post_id_str)
             cache_path = os.path.join(cache_dir, f"{channel}-{post_id}-{file_unique_id}")