Struct ConfigManager 

pub struct ConfigManager { /* private fields */ }

统一配置管理器

功能特性：

• 强类型配置读取方法
• 权限验证和类型验证
• 内存缓存机制
• 批量配置更新
• 按分类查询配置

Implementations

impl ConfigManager

pub fn new(db: Arc<DatabaseManager>) -> Self

创建新的配置管理器 (使用新的 DatabaseManager)

pub fn new_with_database(db: Arc<Database>) -> Self

创建新的配置管理器 (使用传统的 Database)

pub async fn initialize_cache(&self) -> Result<()>

初始化缓存（从数据库加载所有配置）

pub async fn get_string(&self, key: &str) -> Result<Option<String>>

获取字符串类型配置

pub async fn get_number(&self, key: &str) -> Result<Option<f64>>

获取数字类型配置

pub async fn get_integer(&self, key: &str) -> Result<Option<i64>>

获取整数类型配置

pub async fn get_bool(&self, key: &str) -> Result<Option<bool>>

获取布尔类型配置

pub async fn get_object(&self, key: &str) -> Result<Option<Value>>

获取对象类型配置

pub async fn get_array(&self, key: &str) -> Result<Option<Vec<Value>>>

获取数组类型配置

pub async fn get_config(&self, key: &str) -> Result<Option<ConfigItem>>

获取原始配置项

pub async fn get_configs_by_category( &self, category: &str, ) -> Result<Vec<ConfigItem>>

按分类获取配置

pub async fn get_user_editable_configs(&self) -> Result<Vec<ConfigItem>>

获取用户可编辑的配置

pub async fn update_config(&self, key: &str, value: Value) -> Result<()>

更新单个配置

pub async fn update_configs( &self, updates: Vec<ConfigUpdateRequest>, ) -> Result<()>

批量更新配置

pub async fn reset_config_to_default(&self, key: &str) -> Result<()>

重置配置为默认值

pub async fn refresh_cache(&self) -> Result<()>

刷新缓存（重新从数据库加载）

pub async fn get_config_stats(&self) -> Result<ConfigStats>

获取配置统计信息

pub async fn update_last_backup_time( &self, backup_time: DateTime<Utc>, success: bool, ) -> Result<()>

更新最后备份时间

pub async fn set_auto_backup_cron(&self, cron_expr: &str) -> Result<()>

设置自动备份cron表达式

pub async fn set_auto_backup_enabled(&self, enabled: bool) -> Result<()>

设置自动备份开关

pub async fn get_auto_backup_config(&self) -> Result<AutoBackupConfig>

获取自动备份配置

pub async fn create_auto_upgrade_task( &self, task: &AutoUpgradeTask, ) -> Result<()>

创建自动升级任务

pub async fn update_upgrade_task_status( &self, task_id: &str, status: &str, progress: Option<i32>, error_message: Option<&str>, ) -> Result<()>

更新升级任务状态

pub async fn get_pending_upgrade_tasks(&self) -> Result<Vec<AutoUpgradeTask>>

获取待处理的升级任务