fix: add total episodes to transfer notifications

tests/test_transfer_message.py

@@ -0,0 +1,47 @@
+from unittest.mock import patch
+
+from app.chain.transfer import TransferChain
+from app.core.context import MediaInfo
+from app.core.meta.metabase import MetaBase
+from app.schemas import TransferInfo
+from app.schemas.tmdb import TmdbEpisode
+from app.schemas.types import ContentType, MediaType, NotificationType
+
+
+def test_send_transfer_message_passes_episode_info_to_template_context() -> None:
+    """
+    入库成功通知应把当前季集信息传给消息模板，确保 total_episodes 可渲染。
+    """
+    chain = TransferChain()
+    meta = MetaBase("Test.Show.S01E01.mkv")
+    meta.type = MediaType.TV
+    meta.name = "Test Show"
+    meta.begin_season = 1
+    meta.begin_episode = 1
+    episodes_info = [
+        TmdbEpisode(episode_number=1, name="第一集"),
+        TmdbEpisode(episode_number=2, name="第二集"),
+    ]
+    mediainfo = MediaInfo(
+        type=MediaType.TV,
+        title="Test Show",
+        season=1,
+        tmdb_id=12345,
+    )
+    transferinfo = TransferInfo(success=True)
+
+    with patch.object(chain, "post_message") as post_message:
+        chain.send_transfer_message(
+            meta=meta,
+            mediainfo=mediainfo,
+            transferinfo=transferinfo,
+            season_episode="S01 E01",
+            episodes_info=episodes_info,
+            username="tester",
+        )
+
+    message = post_message.call_args.args[0]
+    assert message.mtype == NotificationType.Organize
+    assert message.ctype == ContentType.OrganizeSuccess
+    assert post_message.call_args.kwargs["episodes_info"] is episodes_info
+    assert post_message.call_args.kwargs["season_episode"] == "S01 E01"