chore: replace async-std with tokio (#813)

Signed-off-by: Zomatree <me@zomatree.live>

crates/bonfire/src/events/state.rs

@@ -2,7 +2,7 @@ use std::{
     collections::{HashMap, HashSet}, num::NonZeroUsize, sync::Arc, time::Duration
 };
 
-use async_std::sync::{Mutex, RwLock};
+use tokio::sync::{Mutex, RwLock};
 use lru::LruCache;
 use lru_time_cache::{LruCache as LruTimeCache, TimedEntry};
 use revolt_database::{Channel, Member, Server, User};

crates/bonfire/src/main.rs

@@ -1,6 +1,6 @@
 use std::env;
 
-use async_std::net::TcpListener;
+use tokio::net::TcpListener;
 use revolt_presence::clear_region;
 
 #[macro_use]
@@ -12,7 +12,7 @@ pub mod events;
 mod database;
 mod websocket;
 
-#[async_std::main]
+#[tokio::main]
 async fn main() {
     // Configure requirements for Bonfire.
     revolt_config::configure!(events);
@@ -33,7 +33,7 @@ async fn main() {
 
     // Start accepting new connections and spawn a client for each connection.
     while let Ok((stream, addr)) = listener.accept().await {
-        async_std::task::spawn(async move {
+        tokio::task::spawn(async move {
             info!("User connected from {addr:?}");
             websocket::client(database::get_db(), stream, addr).await;
             info!("User disconnected from {addr:?}");

crates/bonfire/src/websocket.rs

@@ -21,11 +21,12 @@ use revolt_database::{
 };
 use revolt_presence::{create_session, delete_session};
 
-use async_std::{
+use tokio::{
     net::TcpStream,
     sync::{Mutex, RwLock},
     task::spawn,
 };
+use tokio_util::compat::{TokioAsyncReadCompatExt, Compat};
 use revolt_result::create_error;
 use sentry::Level;
 
@@ -33,8 +34,8 @@ use crate::config::{ProtocolConfiguration, WebsocketHandshakeCallback};
 use crate::events::state::{State, SubscriptionStateChange};
 use revolt_models::v0;
 
-type WsReader = SplitStream<WebSocketStream<TcpStream>>;
-type WsWriter = SplitSink<WebSocketStream<TcpStream>, async_tungstenite::tungstenite::Message>;
+type WsReader = SplitStream<WebSocketStream<Compat<TcpStream>>>;
+type WsWriter = SplitSink<WebSocketStream<Compat<TcpStream>>, async_tungstenite::tungstenite::Message>;
 
 /// Start a new WebSocket client worker given access to the database,
 /// the relevant TCP stream and the remote address of the client.
@@ -44,7 +45,7 @@ pub async fn client(db: &'static Database, stream: TcpStream, addr: SocketAddr)
     // e.g. wss://example.com?format=json&version=1
     let (sender, receiver) = oneshot::channel();
     let Ok(ws) = async_tungstenite::accept_hdr_async_with_config(
-        stream,
+        stream.compat(),
         WebsocketHandshakeCallback::from(sender),
         None,
     )