//! `GET /_matrix/federation/*/event_auth/{roomId}/{eventId}`
//!
//! Endpoint to retrieve the complete auth chain for a given event.

pub mod v1 {
    //! `/v1/` ([spec])
    //!
    //! [spec]: https://spec.matrix.org/v1.2/server-server-api/#get_matrixfederationv1event_authroomideventid

    use ruma_common::{api::ruma_api, EventId, RoomId};
    use serde_json::value::RawValue as RawJsonValue;

    ruma_api! {
        metadata: {
            description: "Retrieves the complete auth chain for a given event.",
            name: "get_event_authorization",
            method: GET,
            stable_path: "/_matrix/federation/v1/event_auth/:room_id/:event_id",
            rate_limited: false,
            authentication: ServerSignatures,
            added: 1.0,
        }

        request: {
            /// The room ID to get the auth chain for.
            #[ruma_api(path)]
            pub room_id: &'a RoomId,

            /// The event ID to get the auth chain for.
            #[ruma_api(path)]
            pub event_id: &'a EventId,
        }

        response: {
            /// The full set of authorization events that make up the state of the room,
            /// and their authorization events, recursively.
            pub auth_chain: Vec<Box<RawJsonValue>>,
        }
    }

    impl<'a> Request<'a> {
        /// Creates a new `Request` with the given room id and event id.
        pub fn new(room_id: &'a RoomId, event_id: &'a EventId) -> Self {
            Self { room_id, event_id }
        }
    }

    impl Response {
        /// Creates a new `Response` with the given auth chain.
        pub fn new(auth_chain: Vec<Box<RawJsonValue>>) -> Self {
            Self { auth_chain }
        }
    }
}