refactor: Fix errors in api/client/profile.rs and api/client/unstable.rs

src/api/client/mutual_rooms.rs

@@ -0,0 +1,36 @@
+use axum::extract::State;
+use conduwuit::{Err, Result};
+use futures::StreamExt;
+use ruma::api::client::membership::mutual_rooms;
+
+use crate::Ruma;
+
+/// # `GET /_matrix/client/unstable/uk.half-shot.msc2666/user/mutual_rooms`
+///
+/// Gets all the rooms the sender shares with the specified user.
+///
+/// An implementation of [MSC2666](https://github.com/matrix-org/matrix-spec-proposals/pull/2666)
+#[tracing::instrument(skip_all, name = "mutual_rooms", level = "info")]
+pub(crate) async fn get_mutual_rooms_route(
+	State(services): State<crate::State>,
+	body: Ruma<mutual_rooms::unstable::Request>,
+) -> Result<mutual_rooms::unstable::Response> {
+	let sender_user = body.sender_user();
+
+	if sender_user == body.user_id {
+		return Err!(Request(Unknown("You cannot request rooms in common with yourself.")));
+	}
+
+	if !services.users.exists(&body.user_id).await {
+		return Ok(mutual_rooms::unstable::Response::new(vec![]));
+	}
+
+	let mutual_rooms = services
+		.rooms
+		.state_cache
+		.get_shared_rooms(sender_user, &body.user_id)
+		.collect()
+		.await;
+
+	Ok(mutual_rooms::unstable::Response::new(mutual_rooms))
+}