fraiseql-server 2.18.0

HTTP server for FraiseQL v2 GraphQL engine
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//! The Model Context Protocol transport: mounted over HTTP, or served alone on stdio.

#[cfg(feature = "mcp")]
use super::ServeCx;
use crate::capability::Capability;

/// `mcp_config` in the compiled schema.
#[derive(Debug)]
pub struct Mcp;

#[async_trait::async_trait]
impl Capability for Mcp {
    #[cfg(feature = "mcp")]
    fn configured(&self, cx: &ServeCx<'_>) -> bool {
        cx.server.mcp_config.is_some()
    }

    #[cfg(feature = "mcp")]
    fn routes(&self, cx: &ServeCx<'_>) -> Option<axum::Router> {
        let config = cx.server.mcp_config.as_ref()?;
        Some(cx.server.mount_mcp(axum::Router::new(), cx.app, config))
            .filter(axum::Router::has_routes)
    }
}