rename api::client_server to api::client

Signed-off-by: Jason Volk <jason@zemos.net>

src/api/client/threads.rs

@@ -0,0 +1,51 @@
+use ruma::{
+	api::client::{error::ErrorKind, threads::get_threads},
+	uint,
+};
+
+use crate::{services, Error, Result, Ruma};
+
+/// # `GET /_matrix/client/r0/rooms/{roomId}/threads`
+pub(crate) async fn get_threads_route(body: Ruma<get_threads::v1::Request>) -> Result<get_threads::v1::Response> {
+	let sender_user = body.sender_user.as_ref().expect("user is authenticated");
+
+	// Use limit or else 10, with maximum 100
+	let limit = body
+		.limit
+		.unwrap_or_else(|| uint!(10))
+		.try_into()
+		.unwrap_or(10)
+		.min(100);
+
+	let from = if let Some(from) = &body.from {
+		from.parse()
+			.map_err(|_| Error::BadRequest(ErrorKind::InvalidParam, ""))?
+	} else {
+		u64::MAX
+	};
+
+	let threads = services()
+		.rooms
+		.threads
+		.threads_until(sender_user, &body.room_id, from, &body.include)?
+		.take(limit)
+		.filter_map(Result::ok)
+		.filter(|(_, pdu)| {
+			services()
+				.rooms
+				.state_accessor
+				.user_can_see_event(sender_user, &body.room_id, &pdu.event_id)
+				.unwrap_or(false)
+		})
+		.collect::<Vec<_>>();
+
+	let next_batch = threads.last().map(|(count, _)| count.to_string());
+
+	Ok(get_threads::v1::Response {
+		chunk: threads
+			.into_iter()
+			.map(|(_, pdu)| pdu.to_room_event())
+			.collect(),
+		next_batch,
+	})
+}