Enum SessionEvent 

pub enum SessionEvent {
    Msg {
        message: ChatMessage,
        timestamp_ms: u64,
    },
    Clear,
    Restore {
        messages: Vec<ChatMessage>,
    },
    Metrics {
        metrics: SessionMetrics,
    },
}

Session JSONL 事件类型（每行一个事件，append-only）

Variants

Msg

新增一条消息

Fields

message: ChatMessage

timestamp_ms: u64

消息产生时刻（epoch milliseconds）；老数据反序列化为 0。

Clear

对话清空

Restore

归档还原（messages 为还原后的完整消息列表）

Fields

messages: Vec<ChatMessage>

Metrics

会话级性能指标（session 结束时追加一次）

Fields

metrics: SessionMetrics

Implementations

impl SessionEvent

pub fn msg(message: ChatMessage) -> Self

构造一条带当前时间戳的 Msg 事件

Trait Implementations

impl Clone for SessionEvent

fn clone(&self) -> SessionEvent

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for SessionEvent

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for SessionEvent

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for SessionEvent

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.