valence/examples/resource_pack.rs
Ryan Johnson 5d3364d452
Update to 1.19.3 (#171)
Closes #165
2022-12-28 00:42:54 -08:00

204 lines
6.4 KiB
Rust

use std::net::SocketAddr;
use std::sync::atomic::{AtomicUsize, Ordering};
use valence::prelude::*;
use valence_protocol::types::EntityInteraction;
pub fn main() -> ShutdownResult {
tracing_subscriber::fmt().init();
valence::start_server(
Game {
player_count: AtomicUsize::new(0),
},
ServerState {
player_list: None,
sheep_id: EntityId::NULL,
},
)
}
struct Game {
player_count: AtomicUsize,
}
struct ServerState {
player_list: Option<PlayerListId>,
sheep_id: EntityId,
}
#[derive(Default)]
struct ClientState {
entity_id: EntityId,
}
const MAX_PLAYERS: usize = 10;
const SPAWN_POS: BlockPos = BlockPos::new(0, 100, 0);
#[async_trait]
impl Config for Game {
type ServerState = ServerState;
type ClientState = ClientState;
type EntityState = ();
type WorldState = ();
type ChunkState = ();
type PlayerListState = ();
type InventoryState = ();
async fn server_list_ping(
&self,
_server: &SharedServer<Self>,
_remote_addr: SocketAddr,
_protocol_version: i32,
) -> ServerListPing {
ServerListPing::Respond {
online_players: self.player_count.load(Ordering::SeqCst) as i32,
max_players: MAX_PLAYERS as i32,
player_sample: Default::default(),
description: "Hello Valence!".color(Color::AQUA),
favicon_png: Some(include_bytes!("../assets/logo-64x64.png").as_slice().into()),
}
}
fn init(&self, server: &mut Server<Self>) {
let (world_id, world) = server.worlds.insert(DimensionId::default(), ());
server.state.player_list = Some(server.player_lists.insert(()).0);
let size = 5;
for z in -size..size {
for x in -size..size {
world.chunks.insert([x, z], UnloadedChunk::default(), ());
}
}
let (sheep_id, sheep) = server.entities.insert(EntityKind::Sheep, ());
server.state.sheep_id = sheep_id;
sheep.set_world(world_id);
sheep.set_position([
SPAWN_POS.x as f64 + 0.5,
SPAWN_POS.y as f64 + 4.0,
SPAWN_POS.z as f64 + 0.5,
]);
if let TrackedData::Sheep(sheep_data) = sheep.data_mut() {
sheep_data.set_custom_name("Hit me".color(Color::GREEN));
}
world.chunks.set_block_state(SPAWN_POS, BlockState::BEDROCK);
}
fn update(&self, server: &mut Server<Self>) {
let (world_id, _) = server.worlds.iter_mut().next().expect("missing world");
server.clients.retain(|_, client| {
if client.created_this_tick() {
if self
.player_count
.fetch_update(Ordering::SeqCst, Ordering::SeqCst, |count| {
(count < MAX_PLAYERS).then_some(count + 1)
})
.is_err()
{
client.disconnect("The server is full!".color(Color::RED));
return false;
}
match server
.entities
.insert_with_uuid(EntityKind::Player, client.uuid(), ())
{
Some((id, _)) => client.entity_id = id,
None => {
client.disconnect("Conflicting UUID");
return false;
}
}
client.respawn(world_id);
client.set_flat(true);
client.set_game_mode(GameMode::Creative);
client.teleport(
[
SPAWN_POS.x as f64 + 0.5,
SPAWN_POS.y as f64 + 1.0,
SPAWN_POS.z as f64 + 0.5,
],
0.0,
0.0,
);
client.set_player_list(server.state.player_list.clone());
if let Some(id) = &server.state.player_list {
server.player_lists[id].insert(
client.uuid(),
client.username(),
client.textures().cloned(),
client.game_mode(),
0,
None,
true,
);
}
client.send_message(
"Hit the sheep above you to prompt for the resource pack again.".italic(),
);
set_example_pack(client);
}
let player = &mut server.entities[client.entity_id];
if client.is_disconnected() {
self.player_count.fetch_sub(1, Ordering::SeqCst);
if let Some(id) = &server.state.player_list {
server.player_lists[id].remove(client.uuid());
}
player.set_deleted(true);
return false;
}
while let Some(event) = client.next_event() {
event.handle_default(client, player);
match event {
ClientEvent::InteractWithEntity {
entity_id,
interact,
..
} => {
if interact == EntityInteraction::Attack
&& entity_id == server.state.sheep_id.to_raw()
{
set_example_pack(client);
}
}
ClientEvent::ResourcePackLoaded => {
client.send_message("Resource pack loaded!".color(Color::GREEN));
}
ClientEvent::ResourcePackDeclined => {
client.send_message("Resource pack declined.".color(Color::RED));
}
ClientEvent::ResourcePackFailedDownload => {
client.send_message("Resource pack download failed.".color(Color::RED));
}
_ => {}
}
}
true
});
}
}
/// Sends the resource pack prompt.
fn set_example_pack(client: &mut Client<Game>) {
client.set_resource_pack(
"https://github.com/valence-rs/valence/raw/main/assets/example_pack.zip",
"d7c6108849fb190ec2a49f2d38b7f1f897d9ce9f",
false,
None,
);
}