Struct PersistenceContext 

pub struct PersistenceContext<S>
where
    S: MessageStore + ApiCallStore + SessionStore + Send + Sync + 'static,
{ /* private fields */ }

持久化上下文

提供对持久化功能的便捷访问

Implementations

impl<S> PersistenceContext<S>

where S: MessageStore + ApiCallStore + SessionStore + Send + Sync + 'static,

pub async fn new( store: Arc<S>, user_id: Uuid, tenant_id: Uuid, agent_id: Uuid, ) -> Result<PersistenceContext<S>, LLMError>

创建新的持久化上下文

pub fn from_session( store: Arc<S>, user_id: Uuid, agent_id: Uuid, tenant_id: Uuid, session_id: Uuid, ) -> PersistenceContext<S>

从现有会话创建上下文

pub fn session_id(&self) -> Uuid

获取会话 ID

pub async fn save_user_message( &self, content: impl Into<String>, ) -> Result<Uuid, LLMError>

保存用户消息

pub async fn save_assistant_message( &self, content: impl Into<String>, ) -> Result<Uuid, LLMError>

保存助手消息

pub async fn get_history(&self) -> Result<Vec<LLMMessage>, LLMError>

获取会话消息历史

pub async fn get_usage_stats(&self) -> Result<UsageStatistics, LLMError>

获取使用统计

pub async fn new_session(&mut self) -> Result<Uuid, LLMError>

创建新会话

pub fn store(&self) -> Arc<S>

获取存储引用