systemprompt-mcp 0.0.6

Core MCP (Model Context Protocol) functionality for systemprompt.io OS
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use anyhow::Result;
use futures::Stream;
use rmcp::model::{ClientJsonRpcMessage, ServerJsonRpcMessage};
use rmcp::transport::common::server_side_http::ServerSseMessage;
use rmcp::transport::streamable_http_server::session::local::{
    LocalSessionManager, LocalSessionManagerError,
};
use rmcp::transport::streamable_http_server::session::{SessionId, SessionManager};
use systemprompt_database::DbPool;

#[derive(Debug)]
pub struct DatabaseSessionManager {
    local_manager: LocalSessionManager,
}

impl DatabaseSessionManager {
    pub fn new(_db_pool: DbPool) -> Self {
        Self {
            local_manager: LocalSessionManager::default(),
        }
    }
}

impl SessionManager for DatabaseSessionManager {
    type Error = LocalSessionManagerError;
    type Transport = <LocalSessionManager as SessionManager>::Transport;

    async fn create_session(&self) -> Result<(SessionId, Self::Transport), Self::Error> {
        self.local_manager.create_session().await
    }

    async fn initialize_session(
        &self,
        id: &SessionId,
        message: ClientJsonRpcMessage,
    ) -> Result<ServerJsonRpcMessage, Self::Error> {
        self.local_manager.initialize_session(id, message).await
    }

    async fn has_session(&self, id: &SessionId) -> Result<bool, Self::Error> {
        self.local_manager.has_session(id).await
    }

    async fn close_session(&self, id: &SessionId) -> Result<(), Self::Error> {
        self.local_manager.close_session(id).await
    }

    async fn create_stream(
        &self,
        id: &SessionId,
        message: ClientJsonRpcMessage,
    ) -> Result<impl Stream<Item = ServerSseMessage> + Send + 'static, Self::Error> {
        self.local_manager.create_stream(id, message).await
    }

    async fn accept_message(
        &self,
        id: &SessionId,
        message: ClientJsonRpcMessage,
    ) -> Result<(), Self::Error> {
        self.local_manager.accept_message(id, message).await
    }

    async fn create_standalone_stream(
        &self,
        id: &SessionId,
    ) -> Result<impl Stream<Item = ServerSseMessage> + Send + 'static, Self::Error> {
        self.local_manager.create_standalone_stream(id).await
    }

    async fn resume(
        &self,
        id: &SessionId,
        last_event_id: String,
    ) -> Result<impl Stream<Item = ServerSseMessage> + Send + 'static, Self::Error> {
        self.local_manager.resume(id, last_event_id).await
    }
}