refactor: use injected eventmanager in chain instance methods

app/chain/download.py

@@ -961,7 +961,7 @@ class DownloadChain(ChainBase):
             downloader=downloader,
             origin=source,
         )
-        event = eventmanager.send_event(ChainEventType.ResourceSelection, event_data)
+        event = self.eventmanager.send_event(ChainEventType.ResourceSelection, event_data)
         if event and event.event_data:
             event_data = event.event_data
             if event_data.updated and event_data.updated_contexts is not None:

app/chain/media.py

@@ -19,7 +19,7 @@ from app.domain.context import (
     MusicArtistInfo,
     MusicInfo,
 )
-from app.runtime.events import eventmanager, Event
+from app.runtime.events import Event
 from app.domain.meta.metabase import MetaBase
 from app.domain.meta.metamusic import MetaMusic
 from app.domain.metainfo import MetaInfo, MetaInfoPath
@@ -450,8 +450,8 @@ class MediaChain(ChainBase, metaclass=Singleton):
 
 
 
-    @staticmethod
     def select_recognize_source(
+            self,
             log_name: str, log_context: str, native_fn, plugin_fn,
             is_recognized=None,
             plugin_event: ChainEventType = ChainEventType.NameRecognize,
@@ -470,7 +470,8 @@ class MediaChain(ChainBase, metaclass=Singleton):
         if is_recognized is None:
             is_recognized = lambda result: bool(result)
         mediainfo = None
-        plugin_available = eventmanager.check(plugin_event)
+        # 插件可用性检查走注入的事件管理器，避免链实例直连全局单例
+        plugin_available = self.eventmanager.check(plugin_event)
         if get_chain_runtime_config_snapshot().recognize_plugin_first and plugin_available:
             # 插件优先
             logger.info(f"插件识别优先模式已开启。请求辅助识别，标题：{log_name} ...")
@@ -758,7 +759,7 @@ class MediaChain(ChainBase, metaclass=Singleton):
                 music_type=music_type,
             )
         # 发送请求事件，等待结果
-        result: Event = eventmanager.send_event(
+        result: Event = self.eventmanager.send_event(
             ChainEventType.NameRecognize,
             {
                 "title": title,
@@ -820,7 +821,7 @@ class MediaChain(ChainBase, metaclass=Singleton):
         :param music_type: 音乐实体类型
         """
         # 发送音乐名称识别事件，等待插件返回标题要素
-        result: Event = eventmanager.send_event(
+        result: Event = self.eventmanager.send_event(
             ChainEventType.MusicNameRecognize,
             {
                 "title": title,
@@ -1507,14 +1508,14 @@ class MediaChain(ChainBase, metaclass=Singleton):
             media_id=media_id,
             target_media_source=target_source,
         )
-        event = eventmanager.send_event(
+        event = self.eventmanager.send_event(
             ChainEventType.MediaRecognizeConvert, event_data,
         )
         return event_data.media_dict if event and event_data.media_dict else None
 
 
-    @staticmethod
     async def async_select_recognize_source(
+            self,
             log_name: str, log_context: str, native_fn, plugin_fn,
             is_recognized=None,
             plugin_event: ChainEventType = ChainEventType.NameRecognize,
@@ -1532,7 +1533,8 @@ class MediaChain(ChainBase, metaclass=Singleton):
         if is_recognized is None:
             is_recognized = lambda result: bool(result)
         mediainfo = None
-        plugin_available = eventmanager.check(plugin_event)
+        # 插件可用性检查走注入的事件管理器，避免链实例直连全局单例
+        plugin_available = self.eventmanager.check(plugin_event)
         if get_chain_runtime_config_snapshot().recognize_plugin_first and plugin_available:
             # 插件优先
             logger.info(f"插件优先模式已开启。请求辅助识别，标题：{log_name} ...")
@@ -1696,7 +1698,7 @@ class MediaChain(ChainBase, metaclass=Singleton):
                 music_type=music_type,
             )
         # 发送请求事件，等待结果
-        result: Event = await eventmanager.async_send_event(
+        result: Event = await self.eventmanager.async_send_event(
             ChainEventType.NameRecognize,
             {
                 "title": title,
@@ -1758,7 +1760,7 @@ class MediaChain(ChainBase, metaclass=Singleton):
         :param music_type: 音乐实体类型
         """
         # 发送音乐名称识别事件，等待插件返回标题要素
-        result: Event = await eventmanager.async_send_event(
+        result: Event = await self.eventmanager.async_send_event(
             ChainEventType.MusicNameRecognize,
             {
                 "title": title,
@@ -2053,7 +2055,7 @@ class MediaChain(ChainBase, metaclass=Singleton):
             media_id=media_id,
             target_media_source=target_source,
         )
-        event = await eventmanager.async_send_event(
+        event = await self.eventmanager.async_send_event(
             ChainEventType.MediaRecognizeConvert, event_data,
         )
         return event_data.media_dict if event and event_data.media_dict else None

app/chain/site.py

@@ -74,7 +74,7 @@ class SiteChain(InteractionChainMixin, ChainBase):
                 payload=userdata.model_dump(),
             )
             # 发送事件
-            eventmanager.send_event(EventType.SiteRefreshed, {
+            self.eventmanager.send_event(EventType.SiteRefreshed, {
                 "site_id": site.get("id")
             })
             self._post_site_messages(site=site, userdata=userdata)
@@ -163,7 +163,7 @@ class SiteChain(InteractionChainMixin, ChainBase):
                     data={"total": total_num, "finished": index},
                 )
         if any_site_updated:
-            eventmanager.send_event(EventType.SiteRefreshed, {
+            self.eventmanager.send_event(EventType.SiteRefreshed, {
                 "site_id": "*"
             })
         if progress_callback:
@@ -461,7 +461,7 @@ class SiteChain(InteractionChainMixin, ChainBase):
 
             # 通知站点更新
             if indexer:
-                eventmanager.send_event(EventType.SiteUpdated, {
+                self.eventmanager.send_event(EventType.SiteUpdated, {
                     "domain": domain,
                 })
             if progress_callback:

app/chain/subscribe.py

@@ -934,7 +934,7 @@ class SubscribeChain(MusicSubscribeMixin, InteractionChainMixin, ChainBase):
         """同步执行提交后消息、事件和统计，异常不再触碰数据库事务。"""
         if context.notification:
             self.post_message(_SchemaMessage.model_validate(context.notification))
-        eventmanager.send_event(EventType.SubscribeAdded, {
+        self.eventmanager.send_event(EventType.SubscribeAdded, {
             "subscribe_id": subscribe_id,
             "idempotency_key": (
                 f"subscribe.added:{subscribe_id}:"
@@ -958,7 +958,7 @@ class SubscribeChain(MusicSubscribeMixin, InteractionChainMixin, ChainBase):
             await self.async_post_message(
                 _SchemaMessage.model_validate(context.notification)
             )
-        await eventmanager.async_send_event(EventType.SubscribeAdded, {
+        await self.eventmanager.async_send_event(EventType.SubscribeAdded, {
             "subscribe_id": subscribe_id,
             "idempotency_key": (
                 f"subscribe.added:{subscribe_id}:"
@@ -3112,7 +3112,7 @@ class SubscribeChain(MusicSubscribeMixin, InteractionChainMixin, ChainBase):
         if subscribe.state == "P":
             return
         # 发送订阅完成判定事件，在写入 DB 前，允许外部据完结策略否决本次自动完成
-        completion_event = eventmanager.send_event(
+        completion_event = self.eventmanager.send_event(
             ChainEventType.SubscribeCompletionCheck,
             SubscribeCompletionCheckEventData(subscribe=subscribe, mediainfo=mediainfo, meta=meta))
         if completion_event and completion_event.event_data:

app/chain/transfer.py

@@ -18,7 +18,6 @@ from app.chain.storage import StorageChain
 from app.chain.tmdb import TmdbChain
 from app.runtime.config import global_vars
 from app.domain.context import MediaInfo, MusicInfo, TorrentInfo
-from app.runtime.events import eventmanager
 from app.domain.meta.metabase import MetaBase
 from app.domain.meta.metamusic import MetaMusic
 from app.domain.metainfo import MetaInfoPath
@@ -1487,7 +1486,7 @@ class TransferChain(FileFilterMixin, ScrapeBatchMixin, EpisodeFormatMixin, Histo
             source_event_data = StorageOperSelectionEventData(
                 storage=task.fileitem.storage,
             )
-            source_event = eventmanager.send_event(
+            source_event = self.eventmanager.send_event(
                 ChainEventType.StorageOperSelection, source_event_data
             )
             # 使用事件返回的上下文数据
@@ -1503,7 +1502,7 @@ class TransferChain(FileFilterMixin, ScrapeBatchMixin, EpisodeFormatMixin, Histo
             target_event_data = StorageOperSelectionEventData(
                 storage=task.target_storage,
             )
-            target_event = eventmanager.send_event(
+            target_event = self.eventmanager.send_event(
                 ChainEventType.StorageOperSelection, target_event_data
             )
             # 使用事件返回的上下文数据