refactor: keep runtime settings below adapters

app/adapters/external/cookiecloud.py

@@ -1,9 +1,8 @@
 import json
-import importlib
 from typing import Any, Dict, Tuple, Optional
 
-from app.application.configuration import get_runtime_settings
 from app.runtime.log import logger
+from app.runtime.settings import get_runtime_setting
 from app.foundation.crypto import CryptoJsUtils, HashUtils
 from app.adapters.network.http import RequestUtils
 from app.domain import site as site_rules
@@ -13,11 +12,7 @@ from app.foundation.url import UrlUtils
 
 def _runtime_setting(key: str) -> Any:
     """读取 CookieCloud 配置服务，未装配时回退旧 Settings ABI。"""
-    try:
-        return get_runtime_settings().get(key)
-    except RuntimeError:
-        legacy_settings = importlib.import_module("app.runtime.config").settings
-        return getattr(legacy_settings, key)
+    return get_runtime_setting(key)
 
 
 class CookieCloudHelper:

app/adapters/external/ocr.py

@@ -1,9 +1,8 @@
 import base64
-import importlib
 from typing import Optional
 
-from app.application.configuration import get_runtime_settings
 from app.adapters.network.http import RequestUtils
+from app.runtime.settings import get_runtime_setting
 
 
 class OcrHelper:
@@ -14,11 +13,7 @@ class OcrHelper:
     def __init__(self, ocr_base_url: Optional[str] = None) -> None:
         """初始化 OCR 服务地址，优先使用组合根设置快照。"""
         if ocr_base_url is None:
-            try:
-                ocr_base_url = get_runtime_settings().get("OCR_HOST")
-            except RuntimeError:
-                legacy_settings = importlib.import_module("app.runtime.config").settings
-                ocr_base_url = legacy_settings.OCR_HOST
+            ocr_base_url = get_runtime_setting("OCR_HOST")
         self._ocr_b64_url = f"{str(ocr_base_url).rstrip('/')}/captcha/base64"
 
     def get_captcha_text(

app/adapters/network/doh.py

@@ -5,7 +5,6 @@ author: https://github.com/C5H12O5/syno-videoinfo-plugin
 import base64
 import concurrent
 import concurrent.futures
-import importlib
 import json
 import socket
 import struct
@@ -14,9 +13,9 @@ import urllib.request
 from threading import Lock
 from typing import Dict, Optional
 
-from app.application.configuration import get_runtime_settings
 from app.runtime.log import logger
 from app.runtime.reload import ConfigReloadMixin
+from app.runtime.settings import get_runtime_setting
 from app.foundation.singleton import Singleton
 
 # DoH 关闭时需要释放线程池；保持惰性创建可避免未启用 DoH 时占用进程级资源
@@ -34,11 +33,7 @@ _orig_getaddrinfo = socket.getaddrinfo
 
 def _doh_setting(key: str):
     """读取 DoH 热更新配置，组合根未装配时兼容旧 Settings。"""
-    try:
-        return get_runtime_settings().get(key)
-    except RuntimeError:
-        legacy_settings = importlib.import_module("app.runtime.config").settings
-        return getattr(legacy_settings, key)
+    return get_runtime_setting(key)
 
 
 def _get_executor_locked() -> concurrent.futures.ThreadPoolExecutor:

app/adapters/system/rust.py

@@ -1,10 +1,9 @@
-import importlib
 import logging
 from functools import lru_cache
 from typing import List, Optional, Tuple
 
-from app.application.configuration import get_runtime_settings
 from app.runtime.log import logger, log_settings
+from app.runtime.settings import get_runtime_setting
 
 try:
     import moviepilot_rust as _moviepilot_rust
@@ -17,11 +16,7 @@ else:
 
 def _rust_accel_enabled() -> bool:
     """读取 Rust 开关快照，组合根未装配时回退旧 Settings。"""
-    try:
-        return bool(get_runtime_settings().get("RUST_ACCEL"))
-    except RuntimeError:
-        legacy_settings = importlib.import_module("app.runtime.config").settings
-        return bool(legacy_settings.RUST_ACCEL)
+    return bool(get_runtime_setting("RUST_ACCEL"))
 
 
 def is_available() -> bool:

app/runtime/settings.py

@@ -0,0 +1,25 @@
+"""运行时配置读取端口，供低层适配器避免反向依赖 Application。"""
+
+from __future__ import annotations
+
+import importlib
+from collections.abc import Callable
+from typing import Any
+
+
+RuntimeSettingProvider = Callable[[str], Any]
+_provider: RuntimeSettingProvider | None = None
+
+
+def configure_runtime_setting_provider(provider: RuntimeSettingProvider) -> None:
+    """由启动组合根登记配置读取器，保持适配器只依赖 runtime 端口。"""
+    global _provider
+    _provider = provider
+
+
+def get_runtime_setting(key: str) -> Any:
+    """读取单项运行配置；启动早期未装配时回退旧 Settings ABI。"""
+    if _provider is not None:
+        return _provider(key)
+    legacy_settings = importlib.import_module("app.runtime.config").settings
+    return getattr(legacy_settings, key)

app/startup/modules_initializer.py

@@ -25,6 +25,7 @@ from app.runtime.extensions.plugin_manager import PluginManager
 from app.runtime.events import EventHandlerBinding, EventManager
 from app.runtime.observability import record_metric
 from app.runtime.state import SystemHelper
+from app.runtime.settings import configure_runtime_setting_provider
 from app.runtime.thread import ThreadHelper
 from app.adapters.network.doh import DohHelper
 from app.adapters.system.resource import (
@@ -596,6 +597,7 @@ async def init_modules() -> HostRuntime:
     )
     configure_runtime_configuration(host_runtime.configuration)
     configure_runtime_settings(host_runtime.settings)
+    configure_runtime_setting_provider(lambda key: getattr(settings, key))
     configure_token_runtime_config(lambda: build_token_runtime_config(settings))
     # 先发布系统配置服务，后续启动组合步骤统一复用同一配置端口。
     configure_system_config(SystemConfigService(repository=SystemConfigOper()))