devirtualize service Data traits

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

src/service/rooms/typing/mod.rs

@@ -1,5 +1,7 @@
-use std::collections::BTreeMap;
+use std::{collections::BTreeMap, sync::Arc};
 
+use conduit::Server;
+use database::KeyValueDatabase;
 use ruma::{
 	api::federation::transactions::edu::{Edu, TypingContent},
 	events::SyncEphemeralRoomEvent,
@@ -23,6 +25,14 @@ pub struct Service {
 }
 
 impl Service {
+	pub fn build(_server: &Arc<Server>, _db: &Arc<KeyValueDatabase>) -> Result<Self> {
+		Ok(Self {
+			typing: RwLock::new(BTreeMap::new()),
+			last_typing_update: RwLock::new(BTreeMap::new()),
+			typing_update_sender: broadcast::channel(100).0,
+		})
+	}
+
 	/// Sets a user as typing until the timeout timestamp is reached or
 	/// roomtyping_remove is called.
 	pub async fn typing_add(&self, user_id: &UserId, room_id: &RoomId, timeout: u64) -> Result<()> {