refactor: 推进后端分层架构治理

app/application/plugin/config.py

@@ -0,0 +1,59 @@
+"""插件配置保存、重置和运行态重建应用用例。"""
+
+from __future__ import annotations
+
+from collections.abc import Callable
+from dataclasses import dataclass
+from typing import Any
+
+
+@dataclass(frozen=True, slots=True)
+class PluginConfigResult:
+    """描述插件配置写操作是否成功及提示信息。"""
+
+    success: bool
+    message: str = ""
+
+
+class PluginConfigCommand:
+    """协调插件配置持久化、实例初始化和运行时注册刷新。"""
+
+    def __init__(
+        self,
+        *,
+        save_config: Callable[[str, dict, bool], bool],
+        initialize: Callable[[str, dict], Any],
+        stop: Callable[[str], Any],
+        delete_config: Callable[[str, bool], bool],
+        delete_data: Callable[[str, bool], bool],
+        reload_runtime: Callable[[str], Any],
+        publish_reset: Callable[[str], Any],
+        refresh_registrations: Callable[[str], Any],
+    ) -> None:
+        """保存插件管理 Facade 和运行时注册刷新端口。"""
+        self._save_config = save_config
+        self._initialize = initialize
+        self._stop = stop
+        self._delete_config = delete_config
+        self._delete_data = delete_data
+        self._reload_runtime = reload_runtime
+        self._publish_reset = publish_reset
+        self._refresh_registrations = refresh_registrations
+
+    def update(self, plugin_id: str, config: dict) -> PluginConfigResult:
+        """保存配置并按既有顺序重新初始化实例及运行时注册。"""
+        if not self._save_config(plugin_id, config, False):
+            return PluginConfigResult(False, "插件配置保存失败")
+        self._initialize(plugin_id, config)
+        self._refresh_registrations(plugin_id)
+        return PluginConfigResult(True)
+
+    def reset(self, plugin_id: str) -> PluginConfigResult:
+        """通知插件补偿后停止实例、删除配置数据并重建运行态。"""
+        self._publish_reset(plugin_id)
+        self._stop(plugin_id)
+        self._delete_config(plugin_id, True)
+        self._delete_data(plugin_id, True)
+        self._reload_runtime(plugin_id)
+        self._refresh_registrations(plugin_id)
+        return PluginConfigResult(True)