fix: preserve download context when re-organizing from history

app/api/endpoints/transfer.py

@@ -93,6 +93,8 @@ def manual_transfer(transer_item: ManualTransferItem,
     :param _: Token校验
     """
     force = False
+    downloader = None
+    download_hash = None
     target_path = Path(transer_item.target_path) if transer_item.target_path else None
     if transer_item.logid:
         # 查询历史记录
@@ -101,6 +103,8 @@ def manual_transfer(transer_item: ManualTransferItem,
             return schemas.Response(success=False, message=f"整理记录不存在，ID：{transer_item.logid}")
         # 强制转移
         force = True
+        downloader = history.downloader
+        download_hash = history.download_hash
         if history.status and ("move" in history.mode):
             # 重新整理成功的转移，则使用成功的 dest 做 in_path
             src_fileitem = FileItem(**history.dest_fileitem)
@@ -121,6 +125,7 @@ def manual_transfer(transer_item: ManualTransferItem,
             transer_item.tmdbid = int(history.tmdbid) if history.tmdbid else transer_item.tmdbid
             transer_item.doubanid = str(history.doubanid) if history.doubanid else transer_item.doubanid
             transer_item.season = int(str(history.seasons).replace("S", "")) if history.seasons else transer_item.season
+            transer_item.episode_group = history.episode_group or transer_item.episode_group
             if history.episodes:
                 if "-" in str(history.episodes):
                     # E01-E03多集合并
@@ -167,7 +172,9 @@ def manual_transfer(transer_item: ManualTransferItem,
         library_type_folder=transer_item.library_type_folder,
         library_category_folder=transer_item.library_category_folder,
         force=force,
-        background=background
+        background=background,
+        downloader=downloader,
+        download_hash=download_hash
     )
     # 失败
     if not state:

app/chain/transfer.py

@@ -1634,7 +1634,9 @@ class TransferChain(ChainBase, ConfigReloadMixin, metaclass=Singleton):
                         library_type_folder: Optional[bool] = None,
                         library_category_folder: Optional[bool] = None,
                         force: Optional[bool] = False,
-                        background: Optional[bool] = False) -> Tuple[bool, Union[str, list]]:
+                        background: Optional[bool] = False,
+                        downloader: Optional[str] = None,
+                        download_hash: Optional[str] = None) -> Tuple[bool, Union[str, list]]:
         """
         手动整理，支持复杂条件，带进度显示
         :param fileitem: 文件项
@@ -1653,6 +1655,8 @@ class TransferChain(ChainBase, ConfigReloadMixin, metaclass=Singleton):
         :param library_category_folder: 是否按类别建立目录
         :param force: 是否强制整理
         :param background: 是否后台运行
+        :param downloader: 下载器名称
+        :param download_hash: 下载任务哈希
         """
         logger.info(f"手动整理：{fileitem.path} ...")
         if tmdbid or doubanid:
@@ -1682,7 +1686,9 @@ class TransferChain(ChainBase, ConfigReloadMixin, metaclass=Singleton):
                 library_category_folder=library_category_folder,
                 force=force,
                 background=background,
-                manual=True
+                manual=True,
+                downloader=downloader,
+                download_hash=download_hash
             )
             if not state:
                 return False, errmsg
@@ -1703,7 +1709,9 @@ class TransferChain(ChainBase, ConfigReloadMixin, metaclass=Singleton):
                                              library_category_folder=library_category_folder,
                                              force=force,
                                              background=background,
-                                             manual=True)
+                                             manual=True,
+                                             downloader=downloader,
+                                             download_hash=download_hash)
             return state, errmsg
 
     def send_transfer_message(self, meta: MetaBase, mediainfo: MediaInfo,

tests/test_transfer_history_retransfer.py

@@ -0,0 +1,54 @@
+from types import ModuleType, SimpleNamespace
+import sys
+
+# The endpoint import pulls in a wide plugin/helper graph. Some optional modules are
+# not present in this test environment, so stub them before importing the endpoint.
+sys.modules.setdefault("app.helper.sites", ModuleType("app.helper.sites"))
+setattr(sys.modules["app.helper.sites"], "SitesHelper", object)
+
+from app.api.endpoints.transfer import manual_transfer
+from app.schemas import ManualTransferItem
+
+
+def test_manual_transfer_from_history_preserves_download_context(monkeypatch):
+    history = SimpleNamespace(
+        status=0,
+        mode="copy",
+        src_fileitem={"storage": "local", "path": "/downloads/test.mkv", "name": "test.mkv", "type": "file"},
+        dest_fileitem=None,
+        downloader="qbittorrent",
+        download_hash="abc123",
+        type="电视剧",
+        tmdbid="100",
+        doubanid="200",
+        seasons="S01",
+        episodes="E01-E02",
+        episode_group="WEB-DL",
+    )
+
+    captured = {}
+
+    def fake_get(_db, logid):
+        assert logid == 1
+        return history
+
+    class FakeTransferChain:
+        def manual_transfer(self, **kwargs):
+            captured.update(kwargs)
+            return True, ""
+
+    monkeypatch.setattr("app.api.endpoints.transfer.TransferHistory.get", fake_get)
+    monkeypatch.setattr("app.api.endpoints.transfer.TransferChain", FakeTransferChain)
+
+    resp = manual_transfer(
+        transer_item=ManualTransferItem(logid=1, from_history=True),
+        background=True,
+        db=object(),
+        _="token",
+    )
+
+    assert resp.success is True
+    assert captured["downloader"] == "qbittorrent"
+    assert captured["download_hash"] == "abc123"
+    assert captured["episode_group"] == "WEB-DL"
+    assert captured["season"] == 1