Add /rooms/{roomId}/joined_members endpoint

src/r0/membership.rs

@@ -5,6 +5,7 @@ pub mod forget_room;
 pub mod invite_user;
 pub mod join_room_by_id;
 pub mod join_room_by_id_or_alias;
+pub mod joined_members;
 pub mod joined_rooms;
 pub mod kick_user;
 pub mod leave_room;

src/r0/membership/joined_members.rs

@@ -0,0 +1,40 @@
+//! [GET /_matrix/client/r0/rooms/{roomId}/joined_members](https://matrix.org/docs/spec/client_server/r0.4.0.html#get-matrix-client-r0-rooms-roomid-joined-members)
+
+use std::collections::HashMap;
+
+use ruma_api_macros::ruma_api;
+use ruma_identifiers::{RoomId, UserId};
+use serde::{Deserialize, Serialize};
+
+ruma_api! {
+    metadata {
+        description: "Get a map of user ids to member info objects for members of the room. Primarily for use in Application Services.",
+        method: GET,
+        name: "joined_members",
+        path: "/_matrix/client/r0/rooms/:room_id/joined_members",
+        rate_limited: false,
+        requires_authentication: true,
+    }
+
+    request {
+        /// The room to get the members of.
+        #[ruma_api(path)]
+        pub room_id: RoomId,
+    }
+
+    response {
+        /// A list of the rooms the user is in, i.e.
+        /// the ID of each room in which the user has joined membership.
+        pub joined: HashMap<UserId, RoomMember>,
+    }
+}
+
+// TODO: Find out whether display_name and avatar_url are optional
+/// Information about a room member.
+#[derive(Clone, Debug, Deserialize, Serialize)]
+pub struct RoomMember {
+    /// The display name of the user.
+    pub display_name: String,
+    /// The mxc avatar url of the user.
+    pub avatar_url: Option<String>,
+}