mirror of
https://github.com/jxxghp/MoviePilot.git
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82 lines
3.3 KiB
Python
82 lines
3.3 KiB
Python
"""运行时配置读取端口，供低层适配器避免反向依赖 Application。"""
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from __future__ import annotations
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import importlib
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from collections.abc import Callable
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from typing import Any
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RuntimeSettingProvider = Callable[[str], Any]
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_provider: RuntimeSettingProvider | None = None
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_runtime_settings_service: Any | None = None
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# 测试和插件可能临时替换某个模块上的 importlib.import_module；保存原始函数，
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# 让兼容代理的 legacy Settings 解析不受这类局部替身影响。
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_import_module = importlib.import_module
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class RuntimeSettingsCompat:
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"""为旧模块级 Settings 访问提供动态 runtime 配置代理。"""
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@staticmethod
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def _legacy_settings() -> Any:
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"""返回旧 Settings 实例，供 runtime 尚未装配时的兼容回退使用。"""
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return _import_module("app.runtime.config").settings
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def __getattr__(self, key: str) -> Any:
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"""读取当前组合根配置；未装配时沿用旧 Settings 回退。"""
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return get_runtime_setting(key)
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def __setattr__(self, key: str, value: Any) -> None:
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"""把旧模块级覆盖同步到 legacy Settings，保持测试和插件注入语义。"""
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setattr(self._legacy_settings(), key, value)
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def __delattr__(self, key: str) -> None:
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"""删除旧模块级覆盖，使配置对象恢复其原有属性解析。"""
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delattr(self._legacy_settings(), key)
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def model_dump(
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self,
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*,
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include: set[str] | None = None,
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exclude: set[str] | None = None,
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**kwargs: Any,
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) -> dict[str, Any]:
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"""导出当前配置快照，保留旧 Settings 的序列化入口。"""
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if _runtime_settings_service is not None:
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return _runtime_settings_service.snapshot(include=include, exclude=exclude)
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return self._legacy_settings().model_dump(
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include=include, exclude=exclude, **kwargs
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)
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def update_setting(self, key: str, value: Any) -> tuple[Any, str]:
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"""更新单项配置，兼容插件对模块级 Settings 的公开调用。"""
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if _runtime_settings_service is not None:
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return _runtime_settings_service.update(key, value)
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return self._legacy_settings().update_setting(key, value)
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def update_settings(self, env: dict[str, Any]) -> dict[str, tuple[Any, str]]:
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"""批量更新配置，兼容旧 Settings 的管理接口。"""
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if _runtime_settings_service is not None:
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return _runtime_settings_service.update_many(env)
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return self._legacy_settings().update_settings(env=env)
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def configure_runtime_settings_compat(service: Any) -> None:
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"""由应用组合根注入可变配置服务，避免低层代理反向导入应用层。"""
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global _runtime_settings_service
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_runtime_settings_service = service
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def configure_runtime_setting_provider(provider: RuntimeSettingProvider) -> None:
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"""由启动组合根登记配置读取器，保持适配器只依赖 runtime 端口。"""
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global _provider
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_provider = provider
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def get_runtime_setting(key: str) -> Any:
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"""读取单项运行配置；启动早期未装配时回退旧 Settings ABI。"""
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if _provider is not None:
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return _provider(key)
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return getattr(RuntimeSettingsCompat._legacy_settings(), key)
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