Struct ChatSession 

pub struct ChatSession {
    pub messages: Vec<ChatMessage>,
    pub created_at: String,
    pub model: Option<String>,
}

A persistent chat session with full history.

Fields

messages: Vec<ChatMessage>

created_at: String

model: Option<String>

Implementations

impl ChatSession

pub fn new() -> Self

Create a new empty chat session.

pub fn add_user_message(&mut self, content: &str)

Add a user message to the history.

pub fn add_assistant_message(&mut self, content: &str)

Add an assistant message to the history.

pub fn history(&self) -> Vec<(&str, &str)>

Get the conversation history as (user, assistant) pairs.

pub fn last_context(&self, n: usize) -> Vec<&ChatMessage>

Get the last N messages as context.

pub fn save(&self, path: &Path) -> Result<()>

Save the session to a JSON file.

pub fn load(path: &Path) -> Result<Self>

Load a session from a JSON file.

pub fn clear(&mut self)

Clear all messages.

pub fn len(&self) -> usize

Get the number of messages.

pub fn is_empty(&self) -> bool

Check if the session is empty.

Trait Implementations

impl Clone for ChatSession

fn clone(&self) -> ChatSession

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ChatSession

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

Formats the value using the given formatter.

impl Default for ChatSession

fn default() -> Self

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for ChatSession

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for ChatSession

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

where __S: Serializer,

Serialize this value into the given Serde serializer.