use iced::futures; use futures::channel::mpsc; use futures::{SinkExt, StreamExt}; use warp::Filter; use warp::ws::WebSocket; // Basic WebSocket echo server adapted from: // https://github.com/seanmonstar/warp/blob/3ff2eaf41eb5ac9321620e5a6434d5b5ec6f313f/examples/websockets_chat.rs // // Copyright (c) 2018-2020 Sean McArthur // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files (the "Software"), to deal // in the Software without restriction, including without limitation the rights // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell // copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN // THE SOFTWARE. pub async fn run() { let routes = warp::path::end() .and(warp::ws()) .map(|ws: warp::ws::Ws| ws.on_upgrade(user_connected)); warp::serve(routes).run(([127, 0, 0, 1], 3030)).await; } async fn user_connected(ws: WebSocket) { let (mut user_ws_tx, mut user_ws_rx) = ws.split(); let (mut tx, mut rx) = mpsc::unbounded(); tokio::task::spawn(async move { while let Some(message) = rx.next().await { user_ws_tx.send(message).await.unwrap_or_else(|e| { eprintln!("websocket send error: {e}"); }); } }); while let Some(result) = user_ws_rx.next().await { let Ok(msg) = result else { break }; let _ = tx.send(msg).await; } }