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|
use crate::{GfxEvent, NetEvent};
use cgmath::{Deg, Point3, Vector3};
use futures::future::OptionFuture;
use mt_net::{CltSender, ReceiverExt, SenderExt, ToCltPkt, ToSrvPkt};
use std::{future::Future, time::Duration};
use tokio::{
sync::mpsc,
time::{interval, Instant, Interval},
};
use winit::event_loop::EventLoopProxy;
struct Conn {
tx: CltSender,
auth: mt_auth::Auth,
send_pos_iv: Option<Interval>,
pos: Point3<f32>,
pitch: Deg<f32>,
yaw: Deg<f32>,
events: EventLoopProxy<GfxEvent>,
}
fn maybe_tick(iv: Option<&mut Interval>) -> OptionFuture<impl Future<Output = Instant> + '_> {
OptionFuture::from(iv.map(Interval::tick))
}
pub(crate) async fn run(
evt_out: EventLoopProxy<GfxEvent>,
mut evt_in: mpsc::UnboundedReceiver<NetEvent>,
) {
let (tx, mut rx, worker) = mt_net::connect("localhost:30000").await.unwrap();
let mut conn = Conn {
auth: mt_auth::Auth::new(tx.clone(), "shrek", "boobies", "en_US"),
tx,
send_pos_iv: None,
pos: Point3::new(0.0, 0.0, 0.0),
pitch: Deg(0.0),
yaw: Deg(0.0),
events: evt_out,
};
let worker_thread = tokio::spawn(worker.run());
loop {
tokio::select! {
pkt = rx.recv() => match pkt {
None => break,
Some(Err(e)) => eprintln!("{e}"),
Some(Ok(v)) => conn.handle_pkt(v).await,
},
_ = conn.auth.poll() => {}
Some(_) = maybe_tick(conn.send_pos_iv.as_mut()) => {
conn.tx
.send(&ToSrvPkt::PlayerPos(mt_net::PlayerPos {
pos: conn.pos,
vel: Vector3::new(0.0, 0.0, 0.0),
pitch: conn.pitch,
yaw: conn.yaw,
keys: mt_net::enumset::EnumSet::empty(),
fov: Deg(90.0).into(),
wanted_range: 12,
}))
.await
.unwrap();
}
evt = evt_in.recv() => {
match evt {
Some(NetEvent::PlayerPos(pos, yaw, pitch)) => {
conn.pos = pos;
conn.yaw = yaw;
conn.pitch = pitch;
},
Some(NetEvent::Ready) => {
conn.tx
.send(&ToSrvPkt::CltReady {
major: 0,
minor: 1,
patch: 0,
reserved: 0,
version: format!("Minetest Rust {}", env!("CARGO_PKG_VERSION")),
formspec: 4,
})
.await
.unwrap();
}
None => conn.tx.close(),
}
}
_ = tokio::signal::ctrl_c() => {
conn.tx.close();
}
}
}
worker_thread.await.unwrap();
}
impl Conn {
async fn handle_pkt(&mut self, pkt: ToCltPkt) {
use ToCltPkt::*;
self.auth.handle_pkt(&pkt).await;
match pkt {
NodeDefs(defs) => {
self.events.send_event(GfxEvent::NodeDefs(defs.0)).ok();
}
Kick(reason) => {
println!("kicked: {reason}");
}
AcceptAuth { player_pos, .. } => {
self.pos = player_pos;
self.send_pos_iv = Some(interval(Duration::from_millis(100)));
}
MovePlayer { pos, pitch, yaw } => {
self.pos = pos;
self.pitch = pitch;
self.yaw = yaw;
self.events
.send_event(GfxEvent::PlayerPos(self.pos, self.pitch, self.yaw))
.ok();
}
BlockData { pos, block } => {
self.events.send_event(GfxEvent::MapBlock(pos, block)).ok();
self.tx
.send(&ToSrvPkt::GotBlocks {
blocks: Vec::from([pos]),
})
.await
.unwrap();
}
AnnounceMedia { files, .. } => {
self.tx
.send(&ToSrvPkt::RequestMedia {
filenames: files.into_keys().collect(), // TODO: cache
})
.await
.ok();
}
Media { files, n, i } => {
self.events
.send_event(GfxEvent::Media(files, i + 1 == n))
.ok();
}
ChatMsg { text, .. } => {
println!("{text}");
}
Movement { walk_speed, .. } => {
self.events
.send_event(GfxEvent::MovementSpeed(walk_speed))
.ok();
}
_ => {}
}
}
}
|
