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//! `GET /_matrix/client/*/rooms/{roomId}/state`
//!
//! Get state events for a room.

pub mod v3 {
    //! `/v3/` ([spec])
    //!
    //! [spec]: https://spec.matrix.org/latest/client-server-api/#get_matrixclientv3roomsroomidstate

    use ruma_common::{
        api::{request, response, Metadata},
        metadata,
        serde::Raw,
        OwnedRoomId,
    };
    use ruma_events::AnyStateEvent;

    const METADATA: Metadata = metadata! {
        method: GET,
        rate_limited: false,
        authentication: AccessToken,
        history: {
            1.0 => "/_matrix/client/r0/rooms/:room_id/state",
            1.1 => "/_matrix/client/v3/rooms/:room_id/state",
        }
    };

    /// Request type for the `get_state_events` endpoint.
    #[request(error = crate::Error)]
    pub struct Request {
        /// The room to look up the state for.
        #[ruma_api(path)]
        pub room_id: OwnedRoomId,
    }

    /// Response type for the `get_state_events` endpoint.
    #[response(error = crate::Error)]
    pub struct Response {
        /// If the user is a member of the room this will be the current state of the room as a
        /// list of events.
        ///
        /// If the user has left the room then this will be the state of the room when they left as
        /// a list of events.
        #[ruma_api(body)]
        pub room_state: Vec<Raw<AnyStateEvent>>,
    }

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

    impl Response {
        /// Creates a new `Response` with the given room state.
        pub fn new(room_state: Vec<Raw<AnyStateEvent>>) -> Self {
            Self { room_state }
        }
    }
}