check for doubles

main.py

@@ -13,7 +13,7 @@ import db
 import sftp as sftp_module
 import sync
 import uploader
-from uploader import delete_book, fetch_all_books, find_duplicate_groups
+from uploader import CalibreClient, delete_book, fetch_all_books, find_duplicate_groups
 
 logging.basicConfig(level=logging.INFO, format="%(asctime)s %(levelname)s %(name)s — %(message)s")
 log = logging.getLogger(__name__)
@@ -222,13 +222,15 @@ def _run_dedup():
     try:
         cfg = config.load()
         log.info("Dedup: fetching all books ...")
+        client = CalibreClient(cfg.calibre)
+        client._ensure_auth()
         books = fetch_all_books(cfg.calibre)
         groups = find_duplicate_groups(books)
         to_delete = [b for group in groups for b in sorted(group, key=lambda x: x.get("id", 0))[1:]]
         _dedup_state.update({"total": len(to_delete), "deleted": 0, "failed": 0})
         log.info("Dedup: %d duplicate(s) to delete across %d group(s)", len(to_delete), len(groups))
         for book in to_delete:
-            ok, msg = delete_book(cfg.calibre, book["id"])
+            ok, msg = delete_book(cfg.calibre, book["id"], client)
             if ok:
                 _dedup_state["deleted"] += 1
             else: