fix Config reload

app/api/endpoints/system.py

@@ -32,11 +32,13 @@ from app.helper.subscribe import SubscribeHelper
 from app.helper.system import SystemHelper
 from app.log import logger
 from app.scheduler import Scheduler
-from app.schemas.types import SystemConfigKey
+from app.schemas import ConfigChangeEventData
+from app.schemas.types import SystemConfigKey, EventType
 from app.utils.crypto import HashUtils
 from app.utils.http import RequestUtils
 from app.utils.security import SecurityUtils
 from app.utils.url import UrlUtils
+from core.event import eventmanager
 from version import APP_VERSION
 
 router = APIRouter()
@@ -218,7 +220,7 @@ def set_env_setting(env: dict,
     result = settings.update_settings(env=env)
     # 统计成功和失败的结果
     success_updates = {k: v for k, v in result.items() if v[0]}
-    failed_updates = {k: v for k, v in result.items() if not v[0]}
+    failed_updates = {k: v for k, v in result.items() if v[0] is False}
 
     if failed_updates:
         return schemas.Response(
@@ -230,6 +232,15 @@ def set_env_setting(env: dict,
             }
         )
 
+    if success_updates:
+        for key in success_updates.keys():
+            # 发送配置变更事件
+            eventmanager.send_event(etype=EventType.ConfigChanged, data=ConfigChangeEventData(
+                key=key,
+                value=getattr(settings, key, None),
+                change_type="update"
+            ))
+
     return schemas.Response(
         success=True,
         message="所有配置项更新成功",
@@ -283,12 +294,26 @@ def set_setting(key: str, value: Union[list, dict, bool, int, str] = None,
     """
     if hasattr(settings, key):
         success, message = settings.update_setting(key=key, value=value)
+        if success:
+            # 发送配置变更事件
+            eventmanager.send_event(etype=EventType.ConfigChanged, data=ConfigChangeEventData(
+                key=key,
+                value=value,
+                change_type="update"
+            ))
         return schemas.Response(success=success, message=message)
     elif key in {item.value for item in SystemConfigKey}:
         if isinstance(value, list):
             value = list(filter(None, value))
             value = value if value else None
-        SystemConfigOper().set(key, value)
+        success = SystemConfigOper().set(key, value)
+        if success:
+            # 发送配置变更事件
+            eventmanager.send_event(etype=EventType.ConfigChanged, data=ConfigChangeEventData(
+                key=key,
+                value=value,
+                change_type="update"
+            ))
         return schemas.Response(success=True)
     else:
         return schemas.Response(success=False, message=f"配置项 '{key}' 不存在")

app/core/config.py

@@ -13,8 +13,6 @@ from pydantic import BaseModel, BaseSettings, validator, Field
 from app.log import logger, log_settings, LogConfigModel
 from app.utils.system import SystemUtils
 from app.utils.url import UrlUtils
-from app.schemas.types import EventType
-from app.schemas import ConfigChangeEventData
 
 
 class ConfigModel(BaseModel):
@@ -391,8 +389,6 @@ class Settings(BaseSettings, ConfigModel, LogConfigModel):
                 f"配置项 '{field_name}' 的值 '{value}' 无法转换成正确的类型，使用默认值 '{default}'，错误信息: {e}")
         return default, True
 
-    # TODO[pydantic]: We couldn't refactor the `validator`, please replace it by `field_validator` manually.
-    # Check https://docs.pydantic.dev/dev-v2/migration/#changes-to-validators for more information.
     @validator('*', pre=True, always=True)
     def generic_type_validator(cls, value: Any, field):  # noqa
         """
@@ -435,9 +431,12 @@ class Settings(BaseSettings, ConfigModel, LogConfigModel):
                 logger.info(f"配置项 '{field.name}' 已自动修正并写入到 'app.env' 文件")
         return True, message
 
-    def update_setting(self, key: str, value: Any) -> Tuple[bool, str]:
+    def update_setting(self, key: str, value: Any) -> Tuple[Optional[bool], str]:
         """
         更新单个配置项
+        :param key: 配置项的名称
+        :param value: 配置项的新值
+        :return: (是否成功 True 成功/False 失败/None 无需更新, 错误信息)
         """
         if not hasattr(self, key):
             return False, f"配置项 '{key}' 不存在"
@@ -448,32 +447,25 @@ class Settings(BaseSettings, ConfigModel, LogConfigModel):
             if field.name == "API_TOKEN":
                 converted_value, needs_update = self.validate_api_token(value, original_value)
             else:
-                converted_value, needs_update = self.generic_type_converter(value, original_value, field.type_,
-                                                                            field.default, key)
+                converted_value, needs_update = self.generic_type_converter(value,
+                                                                            original_value,
+                                                                            field.type_,
+                                                                            field.default,
+                                                                            key)
             # 如果没有抛出异常，则统一使用 converted_value 进行更新
             if needs_update or str(value) != str(converted_value):
                 success, message = self.update_env_config(field, value, converted_value)
                 # 仅成功更新配置时，才更新内存
                 if success:
-                    old_value = getattr(self, key)
                     setattr(self, key, converted_value)
                     if hasattr(log_settings, key):
                         setattr(log_settings, key, converted_value)
-                    # 发送配置变更通知
-                    from app.core.event import eventmanager
-                    eventmanager.send_event(etype=EventType.ConfigChanged, data=ConfigChangeEventData(
-                        key=key,
-                        old_value=old_value,
-                        new_value=converted_value,
-                        change_type="update"
-                    ))
-
                 return success, message
-            return True, ""
+            return None, ""
         except Exception as e:
             return False, str(e)
 
-    def update_settings(self, env: Dict[str, Any]) -> Dict[str, Tuple[bool, str]]:
+    def update_settings(self, env: Dict[str, Any]) -> Dict[str, Tuple[Optional[bool], str]]:
         """
         更新多个配置项
         """

app/db/systemconfig_oper.py

@@ -1,10 +1,9 @@
-from typing import Any, Union
+from typing import Any, Union, Optional
 
 from app.db import DbOper
 from app.db.models.systemconfig import SystemConfig
-from app.schemas.types import SystemConfigKey, EventType
+from app.schemas.types import SystemConfigKey
 from app.utils.singleton import Singleton
-from app.schemas import ConfigChangeEventData
 
 
 class SystemConfigOper(DbOper, metaclass=Singleton):
@@ -19,9 +18,12 @@ class SystemConfigOper(DbOper, metaclass=Singleton):
         for item in SystemConfig.list(self._db):
             self.__SYSTEMCONF[item.key] = item.value
 
-    def set(self, key: Union[str, SystemConfigKey], value: Any):
+    def set(self, key: Union[str, SystemConfigKey], value: Any) -> Optional[bool]:
         """
         设置系统设置
+        :param key: 配置键
+        :param value: 配置值
+        :return: 是否设置成功（True 成功/False 失败/None 无需更新）
         """
         if isinstance(key, SystemConfigKey):
             key = key.value
@@ -31,38 +33,17 @@ class SystemConfigOper(DbOper, metaclass=Singleton):
         self.__SYSTEMCONF[key] = value
         conf = SystemConfig.get_by_key(self._db, key)
         if conf:
-            if value:
-                conf.update(self._db, {"value": value})
-                # 发送配置变更通知
-                if old_value != value:
-                    from app.core.event import eventmanager
-                    eventmanager.send_event(etype=EventType.ConfigChanged, data=ConfigChangeEventData(
-                        key=key,
-                        old_value=old_value,
-                        new_value=value,
-                        change_type="update"
-                    ))
-            else:
-                conf.delete(self._db, conf.id)
-                # 发送配置删除通知
-                from app.core.event import eventmanager
-                eventmanager.send_event(etype=EventType.ConfigChanged, data=ConfigChangeEventData(
-                    key=key,
-                    old_value=old_value,
-                    new_value=value,
-                    change_type="delete"
-                ))
+            if old_value != value:
+                if value:
+                    conf.update(self._db, {"value": value})
+                else:
+                    conf.delete(self._db, conf.id)
+                return True
+            return None
         else:
             conf = SystemConfig(key=key, value=value)
             conf.create(self._db)
-            # 发送配置变更通知
-            from app.core.event import eventmanager
-            eventmanager.send_event(etype=EventType.ConfigChanged, data=ConfigChangeEventData(
-                key=key,
-                old_value=old_value,
-                new_value=value,
-                change_type="add"
-            ))
+            return True
 
     def get(self, key: Union[str, SystemConfigKey] = None) -> Any:
         """
@@ -80,26 +61,18 @@ class SystemConfigOper(DbOper, metaclass=Singleton):
         """
         return self.__SYSTEMCONF or {}
 
-    def delete(self, key: Union[str, SystemConfigKey]):
+    def delete(self, key: Union[str, SystemConfigKey]) -> bool:
         """
         删除系统设置
         """
         if isinstance(key, SystemConfigKey):
             key = key.value
         # 更新内存
-        old_value = self.__SYSTEMCONF.pop(key, None)
+        self.__SYSTEMCONF.pop(key, None)
         # 写入数据库
         conf = SystemConfig.get_by_key(self._db, key)
         if conf:
             conf.delete(self._db, conf.id)
-            # 发送配置变更通知
-            from app.core.event import eventmanager
-            eventmanager.send_event(etype=EventType.ConfigChanged, data=ConfigChangeEventData(
-                key=key,
-                old_value=old_value,
-                new_value=None,
-                change_type="delete"
-            ))
         return True
 
     def __del__(self):

app/schemas/event.py

@@ -27,8 +27,7 @@ class ConfigChangeEventData(BaseEventData):
     ConfigChange 事件的数据模型
     """
     key: str = Field(..., description="配置项的键")
-    old_value: Optional[Any] = Field(default=None, description="配置项的旧值")
-    new_value: Optional[Any] = Field(default=None, description="配置项的新值")
+    value: Optional[Any] = Field(default=None, description="配置项的新值")
     change_type: str = Field(default="update", description="配置项的变更类型，如 'add', 'update', 'delete'")