//! `POST /_matrix/client/*/knock/{roomIdOrAlias}`

pub mod v3 {
    //! `/v3/` ([spec])
    //!
    //! [spec]: https://spec.matrix.org/v1.4/client-server-api/#post_matrixclientv3knockroomidoralias

    use ruma_common::{api::ruma_api, OwnedRoomId, OwnedServerName, RoomOrAliasId};

    ruma_api! {
        metadata: {
            description: "Knock on a room.",
            method: POST,
            name: "knock_room",
            unstable_path: "/_matrix/client/unstable/xyz.amorgan.knock/knock/:room_id_or_alias",
            stable_path: "/_matrix/client/v3/knock/:room_id_or_alias",
            rate_limited: true,
            authentication: AccessToken,
            added: 1.1,
        }

        request: {
            /// The room the user should knock on.
            #[ruma_api(path)]
            pub room_id_or_alias: &'a RoomOrAliasId,

            /// The reason for joining a room.
            #[serde(skip_serializing_if = "Option::is_none")]
            pub reason: Option<&'a str>,

            /// The servers to attempt to knock on the room through.
            ///
            /// One of the servers must be participating in the room.
            #[ruma_api(query)]
            #[serde(default, skip_serializing_if = "<[_]>::is_empty")]
            pub server_name: &'a [OwnedServerName],
        }

        response: {
            /// The room that the user knocked on.
            pub room_id: OwnedRoomId,
        }
    }

    impl<'a> Request<'a> {
        /// Creates a new `Request` with the given room ID or alias.
        pub fn new(room_id_or_alias: &'a RoomOrAliasId) -> Self {
            Self { room_id_or_alias, reason: None, server_name: &[] }
        }
    }

    impl Response {
        /// Creates a new `Response` with the given room ID.
        pub fn new(room_id: OwnedRoomId) -> Self {
            Self { room_id }
        }
    }
}