Refactor NFO TMDB calls to use tmdb_client

- Replace TMDBProvider with tmdb_client in nfo.py
- Add anime_service param to repair functions
- Add null guard for empty series name lookup

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

src/server/api/nfo.py

@@ -241,6 +241,7 @@ async def repair_nfo_settings(
             folder=folder,
             tmdb_id=tmdb_id,
             series_data=series_data,
+            anime_service=anime_service,
         )
     except Exception as exc:
         logger.error("Failed to repair NFO for %s: %s", key, exc)
@@ -264,14 +265,16 @@ async def repair_nfo_settings(
 
 
 async def _lookup_tmdb_id_by_name(anime_service: AnimeService, name: str) -> Optional[int]:
-    """Try to lookup a TMDB ID by series name using TMDB provider."""
+    """Try to lookup a TMDB ID by series name using TMDB API."""
+    if not name:
+        return None
     try:
-        from src.server.providers.tmdb_provider import TMDBProvider
+        from src.server.nfo.tmdb_client import get_tmdb_client
 
-        provider = TMDBProvider()
-        results = await provider.search(name)
-        if results:
-            return results[0].get("tmdb_id")
+        async with get_tmdb_client() as client:
+            results = await client.search_tv_show(name)
+        if results and results.get("results"):
+            return results["results"][0].get("id")
     except Exception as exc:
         logger.warning("TMDB lookup failed for %s: %s", name, exc)
     return None
@@ -282,15 +285,15 @@ async def _create_or_update_nfo(
     folder: str,
     tmdb_id: int,
     series_data: dict,
+    anime_service: AnimeService,
 ) -> List[str]:
     """Create or update NFO file for a series.
 
     Returns list of tags that were repaired/added.
     """
-    from src.server.providers.tmdb_provider import TMDBProvider
-
     from src.server.nfo.nfo_generator import generate_tvshow_nfo
     from src.server.nfo.nfo_mapper import tmdb_to_nfo_model
+    from src.server.nfo.tmdb_client import get_tmdb_client
 
     anime_dir = getattr(settings, "anime_directory", None)
     if not anime_dir:
@@ -303,8 +306,8 @@ async def _create_or_update_nfo(
     nfo_path = os.path.join(series_path, "tvshow.nfo")
 
     # Fetch TMDB data
-    provider = TMDBProvider()
-    tmdb_data = await provider.get_series_info(tmdb_id)
+    async with get_tmdb_client() as client:
+        tmdb_data = await client.get_tv_show_details(tmdb_id)
     if not tmdb_data:
         raise Exception(f"No TMDB data returned for TMDB ID {tmdb_id}")
 
@@ -312,7 +315,7 @@ async def _create_or_update_nfo(
     nfo_model = tmdb_to_nfo_model(
         tmdb_data,
         content_ratings=None,
-        get_image_url=provider.get_image_url,
+        get_image_url=client.get_image_url,
         image_size="original",
     )
 
@@ -519,6 +522,7 @@ async def batch_repair_nfo(
                 folder=folder,
                 tmdb_id=tmdb_id,
                 series_data=series_data,
+                anime_service=anime_service,
             )
             results["success"] += 1