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Bot API (#27)

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Basically make the `azalea` crate have stuff
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mat 2022-10-07 19:57:42 -05:00 • committed by GitHub
parent e0bcab53b8
commit ba4cfaafae
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17 changed files with 465 additions and 223 deletions
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50
Cargo.lock generated
View file

@ -72,9 +72,9 @@ dependencies = [
[[package]]
name = "async-trait"
version = "0.1.56"
version = "0.1.57"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "96cf8829f67d2eab0b2dfa42c5d0ef737e0724e4a82b01b3e292456202b19716"
checksum = "76464446b8bc32758d7e88ee1a804d9914cd9b1cb264c029899680b0be29826f"
dependencies = [
"proc-macro2",
"quote",
@ -103,8 +103,12 @@ name = "azalea"
version = "0.1.0"
dependencies = [
"anyhow",
"async-trait",
"azalea-client",
"azalea-protocol",
"env_logger",
"parking_lot 0.12.1",
"thiserror",
"tokio",
]
@ -183,6 +187,7 @@ dependencies = [
"azalea-protocol",
"azalea-world",
"log",
"parking_lot 0.12.1",
"thiserror",
"tokio",
"uuid",
@ -338,11 +343,9 @@ name = "bot"
version = "0.1.0"
dependencies = [
"anyhow",
"azalea-client",
"azalea-core",
"azalea-physics",
"azalea-protocol",
"azalea",
"env_logger",
"parking_lot 0.12.1",
"tokio",
"uuid",
]
@ -1029,7 +1032,17 @@ checksum = "7d17b78036a60663b797adeaee46f5c9dfebb86948d1255007a1d6be0271ff99"
dependencies = [
"instant",
"lock_api",
"parking_lot_core",
"parking_lot_core 0.8.5",
]
[[package]]
name = "parking_lot"
version = "0.12.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3742b2c103b9f06bc9fff0a37ff4912935851bee6d36f3c02bcc755bcfec228f"
dependencies = [
"lock_api",
"parking_lot_core 0.9.3",
]
[[package]]
@ -1046,6 +1059,19 @@ dependencies = [
"winapi",
]
[[package]]
name = "parking_lot_core"
version = "0.9.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "09a279cbf25cb0757810394fbc1e359949b59e348145c643a939a525692e6929"
dependencies = [
"cfg-if",
"libc",
"redox_syscall",
"smallvec",
"windows-sys",
]
[[package]]
name = "percent-encoding"
version = "2.1.0"
@ -1393,18 +1419,18 @@ dependencies = [
[[package]]
name = "thiserror"
version = "1.0.34"
version = "1.0.37"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8c1b05ca9d106ba7d2e31a9dab4a64e7be2cce415321966ea3132c49a656e252"
checksum = "10deb33631e3c9018b9baf9dcbbc4f737320d2b576bac10f6aefa048fa407e3e"
dependencies = [
"thiserror-impl",
]
[[package]]
name = "thiserror-impl"
version = "1.0.34"
version = "1.0.37"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e8f2591983642de85c921015f3f070c665a197ed69e417af436115e3a1407487"
checksum = "982d17546b47146b28f7c22e3d08465f6b8903d0ea13c1660d9d84a6e7adcdbb"
dependencies = [
"proc-macro2",
"quote",
@ -1517,7 +1543,7 @@ dependencies = [
"lazy_static",
"log",
"lru-cache",
"parking_lot",
"parking_lot 0.11.2",
"resolv-conf",
"smallvec",
"thiserror",

3
README.md
View file

@ -23,7 +23,8 @@ I wanted a fun excuse to do something cool with Rust, and I also felt like I cou
- Do everything a vanilla client can do.
- Be intuitive and easy to use.
- Bypass most/all anticheats.
- Make it easy to have many bots working at the same time.
- Don't trigger anticheats.
- Support the latest Minecraft version.
- Be fast and memory efficient.

1
azalea-client/Cargo.toml
View file

@ -16,6 +16,7 @@ azalea-physics = {path = "../azalea-physics"}
azalea-protocol = {path = "../azalea-protocol"}
azalea-world = {path = "../azalea-world"}
log = "0.4.17"
parking_lot = "0.12.1"
thiserror = "^1.0.34"
tokio = {version = "^1.19.2", features = ["sync"]}
uuid = "^1.1.2"

72
azalea-client/src/client.rs
View file

@ -25,14 +25,13 @@ use azalea_protocol::{
read::ReadPacketError,
resolver, ServerAddress,
};
use azalea_world::entity::EntityData;
use azalea_world::Dimension;
use log::{debug, error, warn};
use std::{
fmt::Debug,
io,
sync::{Arc, Mutex},
use azalea_world::{
entity::{EntityData, EntityMut, EntityRef},
Dimension,
};
use log::{debug, error, warn};
use parking_lot::Mutex;
use std::{fmt::Debug, io, sync::Arc};
use thiserror::Error;
use tokio::{
io::AsyncWriteExt,
@ -41,12 +40,14 @@ use tokio::{
time::{self},
};
/// Events are sent before they're processed, so for example game ticks happen
/// at the beginning of a tick before anything has happened.
#[derive(Debug, Clone)]
pub enum Event {
Login,
Chat(ChatPacket),
/// A game tick, happens 20 times per second.
GameTick,
Tick,
Packet(Box<ClientboundGamePacket>),
}
@ -219,7 +220,7 @@ impl Client {
// read the error to see where the issue is
// you might be able to just drop the lock or put it in its own scope to fix
{
let mut tasks = client.tasks.lock().unwrap();
let mut tasks = client.tasks.lock();
tasks.push(tokio::spawn(Self::protocol_loop(
client.clone(),
tx.clone(),
@ -238,7 +239,7 @@ impl Client {
/// Disconnect from the server, ending all tasks.
pub async fn shutdown(self) -> Result<(), std::io::Error> {
self.write_conn.lock().await.write_stream.shutdown().await?;
let tasks = self.tasks.lock().unwrap();
let tasks = self.tasks.lock();
for task in tasks.iter() {
task.abort();
}
@ -346,7 +347,7 @@ impl Client {
.as_int()
.expect("min_y tag is not an int");
let mut dimension_lock = client.dimension.lock().unwrap();
let mut dimension_lock = client.dimension.lock();
// the 16 here is our render distance
// i'll make this an actual setting later
*dimension_lock = Dimension::new(16, height, min_y);
@ -354,7 +355,7 @@ impl Client {
let entity = EntityData::new(client.game_profile.uuid, Vec3::default());
dimension_lock.add_entity(p.player_id, entity);
let mut player_lock = client.player.lock().unwrap();
let mut player_lock = client.player.lock();
player_lock.set_entity_id(p.player_id);
}
@ -411,11 +412,11 @@ impl Client {
let (new_pos, y_rot, x_rot) = {
let player_entity_id = {
let player_lock = client.player.lock().unwrap();
let player_lock = client.player.lock();
player_lock.entity_id
};
let mut dimension_lock = client.dimension.lock().unwrap();
let mut dimension_lock = client.dimension.lock();
let mut player_entity = dimension_lock
.entity_mut(player_entity_id)
@ -503,7 +504,7 @@ impl Client {
debug!("Got chunk cache center packet {:?}", p);
client
.dimension
.lock()?
.lock()
.update_view_center(&ChunkPos::new(p.x, p.z));
}
ClientboundGamePacket::LevelChunkWithLight(p) => {
@ -513,7 +514,7 @@ impl Client {
// debug("chunk {:?}")
client
.dimension
.lock()?
.lock()
.replace_with_packet_data(&pos, &mut p.chunk_data.data.as_slice())
.unwrap();
}
@ -523,7 +524,7 @@ impl Client {
ClientboundGamePacket::AddEntity(p) => {
debug!("Got add entity packet {:?}", p);
let entity = EntityData::from(p);
client.dimension.lock()?.add_entity(p.id, entity);
client.dimension.lock().add_entity(p.id, entity);
}
ClientboundGamePacket::SetEntityData(_p) => {
// debug!("Got set entity data packet {:?}", p);
@ -540,7 +541,7 @@ impl Client {
ClientboundGamePacket::AddPlayer(p) => {
debug!("Got add player packet {:?}", p);
let entity = EntityData::from(p);
client.dimension.lock()?.add_entity(p.id, entity);
client.dimension.lock().add_entity(p.id, entity);
}
ClientboundGamePacket::InitializeBorder(p) => {
debug!("Got initialize border packet {:?}", p);
@ -561,7 +562,7 @@ impl Client {
debug!("Got set experience packet {:?}", p);
}
ClientboundGamePacket::TeleportEntity(p) => {
let mut dimension_lock = client.dimension.lock()?;
let mut dimension_lock = client.dimension.lock();
dimension_lock
.set_entity_pos(
@ -581,14 +582,14 @@ impl Client {
// debug!("Got rotate head packet {:?}", p);
}
ClientboundGamePacket::MoveEntityPos(p) => {
let mut dimension_lock = client.dimension.lock()?;
let mut dimension_lock = client.dimension.lock();
dimension_lock
.move_entity_with_delta(p.entity_id, &p.delta)
.map_err(|e| HandleError::Other(e.into()))?;
}
ClientboundGamePacket::MoveEntityPosRot(p) => {
let mut dimension_lock = client.dimension.lock()?;
let mut dimension_lock = client.dimension.lock();
dimension_lock
.move_entity_with_delta(p.entity_id, &p.delta)
@ -623,7 +624,7 @@ impl Client {
}
ClientboundGamePacket::BlockUpdate(p) => {
debug!("Got block update packet {:?}", p);
let mut dimension = client.dimension.lock()?;
let mut dimension = client.dimension.lock();
dimension.set_block_state(&p.pos, p.block_state);
}
ClientboundGamePacket::Animate(p) => {
@ -725,10 +726,12 @@ impl Client {
/// Runs every 50 milliseconds.
async fn game_tick(client: &mut Client, tx: &UnboundedSender<Event>) {
tx.send(Event::Tick).unwrap();
// return if there's no chunk at the player's position
{
let dimension_lock = client.dimension.lock().unwrap();
let player_lock = client.player.lock().unwrap();
let dimension_lock = client.dimension.lock();
let player_lock = client.player.lock();
let player_entity = player_lock.entity(&dimension_lock);
let player_entity = if let Some(player_entity) = player_entity {
player_entity
@ -749,8 +752,27 @@ impl Client {
client.ai_step();
// TODO: minecraft does ambient sounds here
}
tx.send(Event::GameTick).unwrap();
/// Returns the entity associated to the player.
pub fn entity_mut<'d>(&self, dimension: &'d mut Dimension) -> EntityMut<'d> {
let entity_id = {
let player_lock = self.player.lock();
player_lock.entity_id
};
dimension
.entity_mut(entity_id)
.expect("Player entity should be in the given dimension")
}
/// Returns the entity associated to the player.
pub fn entity<'d>(&self, dimension: &'d Dimension) -> EntityRef<'d> {
let entity_id = {
let player_lock = self.player.lock();
player_lock.entity_id
};
dimension
.entity(entity_id)
.expect("Player entity should be in the given dimension")
}
}

54
azalea-client/src/movement.rs
View file

@ -31,9 +31,9 @@ impl Client {
/// This gets called every tick.
pub async fn send_position(&mut self) -> Result<(), MovePlayerError> {
let packet = {
let player_lock = self.player.lock().unwrap();
let mut physics_state = self.physics_state.lock().unwrap();
let mut dimension_lock = self.dimension.lock().unwrap();
let player_lock = self.player.lock();
let mut physics_state = self.physics_state.lock();
let mut dimension_lock = self.dimension.lock();
let mut player_entity = player_lock
.entity_mut(&mut dimension_lock)
@ -129,8 +129,8 @@ impl Client {
// Set our current position to the provided Vec3, potentially clipping through blocks.
pub async fn set_pos(&mut self, new_pos: Vec3) -> Result<(), MovePlayerError> {
let player_lock = self.player.lock().unwrap();
let mut dimension_lock = self.dimension.lock().unwrap();
let player_lock = self.player.lock();
let mut dimension_lock = self.dimension.lock();
dimension_lock.set_entity_pos(player_lock.entity_id, new_pos)?;
@ -138,8 +138,8 @@ impl Client {
}
pub async fn move_entity(&mut self, movement: &Vec3) -> Result<(), MovePlayerError> {
let mut dimension_lock = self.dimension.lock().unwrap();
let player = self.player.lock().unwrap();
let mut dimension_lock = self.dimension.lock();
let player = self.player.lock();
let mut entity = player
.entity_mut(&mut dimension_lock)
@ -157,25 +157,17 @@ impl Client {
pub fn ai_step(&mut self) {
self.tick_controls(None);
let player_lock = self.player.lock().unwrap();
let mut dimension_lock = self.dimension.lock().unwrap();
let player_lock = self.player.lock();
let mut dimension_lock = self.dimension.lock();
let mut player_entity = player_lock
.entity_mut(&mut dimension_lock)
.expect("Player must exist");
// server ai step
{
let mut physics_state = self.physics_state.lock().unwrap();
let physics_state = self.physics_state.lock();
player_entity.xxa = physics_state.left_impulse;
player_entity.zza = physics_state.forward_impulse;
// handle jumping_once
if physics_state.jumping_once {
player_entity.jumping = true;
} else if player_entity.jumping {
physics_state.jumping_once = false;
}
}
player_entity.ai_step();
@ -183,7 +175,7 @@ impl Client {
/// Update the impulse from self.move_direction. The multipler is used for sneaking.
pub(crate) fn tick_controls(&mut self, multiplier: Option<f32>) {
let mut physics_state = self.physics_state.lock().unwrap();
let mut physics_state = self.physics_state.lock();
let mut forward_impulse: f32 = 0.;
let mut left_impulse: f32 = 0.;
@ -219,31 +211,29 @@ impl Client {
/// Start walking in the given direction.
pub fn walk(&mut self, direction: MoveDirection) {
let mut physics_state = self.physics_state.lock().unwrap();
let mut physics_state = self.physics_state.lock();
physics_state.move_direction = direction;
}
/// Jump once next tick. This acts as if you pressed space for one tick in
/// vanilla. If you want to jump continuously, use `set_jumping`.
pub fn jump(&mut self) {
let mut physics_state = self.physics_state.lock().unwrap();
physics_state.jumping_once = true;
}
/// Toggle whether we're jumping. This acts as if you held space in
/// vanilla. If you want to jump once, use the `jump` function.
///
/// If you're making a realistic client, calling this function every tick is
/// recommended.
pub fn set_jumping(&mut self, jumping: bool) {
let player_lock = self.player.lock().unwrap();
let mut dimension_lock = self.dimension.lock().unwrap();
let mut player_entity = player_lock
.entity_mut(&mut dimension_lock)
.expect("Player must exist");
let mut dimension = self.dimension.lock();
let mut player_entity = self.entity_mut(&mut dimension);
player_entity.jumping = jumping;
}
/// Returns whether the player will try to jump next tick.
pub fn jumping(&self) -> bool {
let dimension = self.dimension.lock();
let player_entity = self.entity(&dimension);
player_entity.jumping
}
}
#[derive(Clone, Copy, Debug, Default)]

6
azalea/Cargo.toml
View file

@ -9,7 +9,13 @@ version = "0.1.0"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
anyhow = "^1.0.65"
async-trait = "^0.1.57"
azalea-client = {version = "0.1.0", path = "../azalea-client"}
azalea-protocol = {version = "0.1.0", path = "../azalea-protocol"}
parking_lot = "^0.12.1"
thiserror = "^1.0.37"
tokio = "^1.21.1"
[dev-dependencies]
anyhow = "^1.0.65"

4
azalea/README.md
View file

@ -1 +1,3 @@
A wrapper over azalea-client, adding useful functions for making bots.
A framework for creating Minecraft bots.
Interally, it's just a wrapper over azalea-client, adding useful functions for making bots.

73
azalea/examples/craft_dig_straight_down.rs
View file

@ -1,45 +1,66 @@
use azalea::{Bot, Event};
use azalea::{pathfinder, Account};
use azalea::{Bot, Client, Event};
use parking_lot::Mutex;
use std::sync::Arc;
struct Context {
pub started: bool
#[derive(Default)]
struct State {
pub started: bool,
}
#[tokio::main]
async fn main() {
let bot = Bot::offline("bot");
let account = Account::offline("bot");
// or let bot = azalea::Bot::microsoft("access token").await;
bot.join("localhost".try_into().unwrap()).await.unwrap();
let ctx = Arc::new(Mutex::new(Context { started: false }));
loop {
tokio::spawn(handle_event(bot.next().await, bot, ctx.clone()));
}
azalea::start(azalea::Options {
account,
address: "localhost",
state: Arc::new(Mutex::new(State::default())),
plugins: vec![],
handle,
})
.await
.unwrap();
}
async fn handle_event(event: &Event, bot: &Bot, ctx: Arc<Context>) {
async fn handle(bot: Client, event: Arc<Event>, state: Arc<Mutex<State>>) {
match event {
Event::Message(m) {
if m.username == bot.player.username { return };
Event::Message(m) => {
if m.username == bot.player.username {
return;
};
if m.message = "go" {
// make sure we only start once
let ctx_lock = ctx.lock().unwrap();
if ctx_lock.started { return };
if ctx_lock.started {
return;
};
ctx_lock.started = true;
drop(ctx_lock);
bot.goto(
pathfinder::Goals::NearXZ(5, azalea::BlockXZ(0, 0))
).await;
let chest = bot.open_container(&bot.world.find_one_block(|b| b.id == "minecraft:chest")).await.unwrap();
bot.take_amount(&chest, 5, |i| i.id == "#minecraft:planks").await;
bot.goto(pathfinder::Goals::NearXZ(5, azalea::BlockXZ(0, 0)))
.await;
let chest = bot
.open_container(&bot.world.find_one_block(|b| b.id == "minecraft:chest"))
.await
.unwrap();
bot.take_amount(&chest, 5, |i| i.id == "#minecraft:planks")
.await;
chest.close().await;
let crafting_table = bot.open_crafting_table(&bot.world.find_one_block(|b| b.id == "minecraft:crafting_table")).await.unwrap();
bot.craft(&crafting_table, &bot.recipe_for("minecraft:sticks")).await?;
let pickaxe = bot.craft(&crafting_table, &bot.recipe_for("minecraft:wooden_pickaxe")).await?;
let crafting_table = bot
.open_crafting_table(
&bot.world
.find_one_block(|b| b.id == "minecraft:crafting_table"),
)
.await
.unwrap();
bot.craft(&crafting_table, &bot.recipe_for("minecraft:sticks"))
.await?;
let pickaxe = bot
.craft(&crafting_table, &bot.recipe_for("minecraft:wooden_pickaxe"))
.await?;
crafting_table.close().await;
bot.hold(&pickaxe);
@ -50,7 +71,7 @@ async fn handle_event(event: &Event, bot: &Bot, ctx: Arc<Context>) {
}
}
}
},
}
_ => {}
}
}
}

60
azalea/examples/echo.rs
View file

@ -1,38 +1,46 @@
use azalea::{Account, Event};
use std::sync::Arc;
let account = Account::offline("bot");
// or let account = azalea::Account::microsoft("access token").await;
use azalea::{Account, Client, Event};
use parking_lot::Mutex;
let bot = account.join("localhost".try_into().unwrap()).await.unwrap();
#[tokio::main]
async fn main() {
let account = Account::offline("bot");
// or let account = azalea::Account::microsoft("access token").await;
loop {
match bot.next().await {
Event::Message(m) {
if m.username == bot.username { return };
azalea::start(azalea::Options {
account,
address: "localhost",
state: Arc::new(Mutex::new(State::default())),
plugins: vec![],
handle,
})
.await
.unwrap();
}
pub struct State {}
async fn handle(bot: Client, event: Arc<Event>, state: Arc<Mutex<State>>) -> anyhow::Result<()> {
match event {
Event::Chat(m) => {
if m.username == bot.username {
return Ok(()); // ignore our own messages
};
bot.chat(m.message).await;
},
Event::Kicked(m) {
}
Event::Kick(m) => {
println!(m);
bot.reconnect().await.unwrap();
},
Event::Hunger(h) {
}
Event::HungerUpdate(h) => {
if !h.using_held_item() && h.hunger <= 17 {
match bot.hold(azalea::ItemGroup::Food).await {
Ok(_) => {},
Err(e) => {
println!("{}", e);
break;
}
}
match bot.use_held_item().await {
Ok(_) => {},
Err(e) => {
println!("{}", e);
break;
}
}
bot.hold(azalea::ItemGroup::Food).await?;
bot.use_held_item().await?;
}
}
_ => {}
}
Ok(())
}

70
azalea/examples/mine_a_chunk.rs
View file

@ -1,6 +1,6 @@
use azalea::{Account, Accounts, Event, pathfinder};
// You can use the `azalea::Bots` struct to control many bots as one unit.
use azalea::{pathfinder, Account, Accounts, Client, Event};
use parking_lot::Mutex;
use std::sync::Arc;
#[tokio::main]
async fn main() {
@ -10,18 +10,60 @@ async fn main() {
accounts.add(Account::offline(format!("bot{}", i)));
}
let bots = accounts.join("localhost".try_into().unwrap()).await.unwrap();
azalea::start_group(azalea::GroupOptions {
accounts,
address: "localhost",
bots.goto(azalea::BlockPos::new(0, 70, 0)).await;
// or bots.goto_goal(pathfinder::Goals::Goto(azalea::BlockPos(0, 70, 0))).await;
group_state: Arc::new(Mutex::new(State::default())),
state: State::default(),
// destroy the blocks in this area and then leave
group_plugins: vec![Arc::new(pathfinder::Plugin::default())],
plugins: vec![],
bots.fill(
azalea::Selection::Range(
azalea::BlockPos::new(0, 0, 0),
azalea::BlockPos::new(16, 255, 16)
),
azalea::block::Air
).await;
handle: Box::new(handle),
group_handle: Box::new(handle),
})
.await
.unwrap();
}
#[derive(Default)]
struct State {}
#[derive(Default)]
struct GroupState {}
async fn handle(bot: Client, event: Arc<Event>, state: Arc<Mutex<State>>) -> anyhow::Result<()> {
match event {
_ => {}
}
Ok(())
}
async fn group_handle(
bots: Swarm,
event: Arc<Event>,
state: Arc<Mutex<GroupState>>,
) -> anyhow::Result<()> {
match *event {
Event::Login => {
bots.goto(azalea::BlockPos::new(0, 70, 0)).await;
// or bots.goto_goal(pathfinder::Goals::Goto(azalea::BlockPos(0, 70, 0))).await;
// destroy the blocks in this area and then leave
bots.fill(
azalea::Selection::Range(
azalea::BlockPos::new(0, 0, 0),
azalea::BlockPos::new(16, 255, 16),
),
azalea::block::Air,
)
.await;
}
_ => {}
}
Ok(())
}

23
azalea/examples/potatobot/autoeat.rs
View file

@ -1,20 +1,29 @@
//! Automatically eat when we get hungry.
use async_trait::async_trait;
use azalea::{Client, Event};
use std::sync::{Arc, Mutex};
#[derive(Default)]
pub struct Plugin {
pub state: Arc<Mutex<State>>,
}
#[derive(Default)]
pub struct State {}
pub async fn handle(bot: &mut Client, event: Event, state: Arc<Mutex<State>>) {
match event {
Event::UpdateHunger => {
if !bot.using_held_item() && bot.food_level() <= 17 {
if bot.hold(azalea::ItemGroup::Food).await {
bot.use_held_item().await;
#[async_trait]
impl azalea::Plugin for Plugin {
async fn handle(self: Arc<Self>, bot: Client, event: Arc<Event>) {
match event {
Event::UpdateHunger => {
if !bot.using_held_item() && bot.food_level() <= 17 {
if bot.hold(azalea::ItemGroup::Food).await {
bot.use_held_item().await;
}
}
}
_ => {}
}
_ => {}
}
}

56
azalea/examples/potatobot/main.rs
View file

@ -1,49 +1,34 @@
mod autoeat;
use azalea::{pathfinder, Account, BlockPos, Client, Event, ItemKind, MoveDirection, Vec3};
use std::{
convert::TryInto,
sync::{Arc, Mutex},
};
use azalea::prelude::*;
use azalea::{pathfinder, Account, BlockPos, Client, Event, ItemKind, MoveDirection, Plugin, Vec3};
use parking_lot::Mutex;
use std::sync::Arc;
#[derive(Default)]
struct State {
pub eating: bool,
}
struct State {}
#[tokio::main]
async fn main() {
env_logger::init();
let account = Account::offline("bot");
let (bot, mut rx) = account
.join(&"localhost".try_into().unwrap())
.await
.unwrap();
// Maybe all this could be turned into a macro in the future?
let state = Arc::new(Mutex::new(State::default()));
let autoeat_state = Arc::new(Mutex::new(autoeat::State::default()));
let pathfinder_state = Arc::new(Mutex::new(pathfinder::State::default()));
while let Some(event) = rx.recv().await {
// we put it into an Arc so it's cheaper to clone
let event = Arc::new(event);
tokio::spawn(autoeat::handle(
bot.clone(),
event.clone(),
autoeat_state.clone(),
));
tokio::spawn(pathfinder::handle(
bot.clone(),
event.clone(),
pathfinder_state.clone(),
));
tokio::spawn(handle(bot.clone(), event.clone(), state.clone()));
}
azalea::start(azalea::Options {
account,
address: "localhost",
state: Arc::new(Mutex::new(State::default())),
plugins: vec![
Arc::new(autoeat::Plugin::default()),
Arc::new(pathfinder::Plugin::default()),
],
handle,
})
.await
.unwrap();
}
async fn handle(bot: Client, event: Event, state: Arc<Mutex<State>>) -> anyhow::Result<()> {
async fn handle(bot: Client, event: Arc<Event>, state: Arc<Mutex<State>>) -> anyhow::Result<()> {
match event {
Event::Login => {
goto_farm(bot, state).await?;
@ -58,8 +43,7 @@ async fn handle(bot: Client, event: Event, state: Arc<Mutex<State>>) -> anyhow::
// go to the place where we start farming
async fn goto_farm(bot: Client, state: Arc<Mutex<State>>) -> anyhow::Result<()> {
bot.state
.goto(pathfinder::Goals::Near(5, BlockPos::new(0, 70, 0)))
bot.goto(pathfinder::Goals::Near(5, BlockPos::new(0, 70, 0)))
.await?;
Ok(())
}
@ -69,7 +53,7 @@ async fn deposit(bot: &mut Client, state: &mut Arc<Mutex<State>>) -> anyhow::Res
// first throw away any garbage we might have
bot.toss(|item| item.kind != ItemKind::Potato && item.kind != ItemKind::DiamondHoe);
bot.state.goto(Vec3::new(0, 70, 0)).await?;
bot.goto(Vec3::new(0, 70, 0)).await?;
let chest = bot
.open_container(&bot.dimension.block_at(BlockPos::new(0, 70, 0)))
.await

42
azalea/examples/pvp.rs
View file

@ -1,22 +1,46 @@
use azalea::{Account, Accounts, Event, pathfinder};
use std::sync::Arc;
use azalea::{pathfinder, Account, Accounts, Client, Event};
use parking_lot::Mutex;
#[tokio::main]
async fn main() {
let accounts = Accounts::new();
for i in 0..10 {
accounts.add(Account::offline(format!("bot{}", i)));
}
let bots = accounts.join("localhost".try_into().unwrap()).await.unwrap();
azalea::start_swarm(azalea::SwarmOptions {
accounts,
address: "localhost",
match bots.next().await {
Event::Tick {
swarm_state: Arc::new(Mutex::new(State::default())),
state: State::default(),
swarm_plugins: vec![Arc::new(pathfinder::Plugin::default())],
plugins: vec![],
handle: Box::new(handle),
swarm_handle: Box::new(handle),
})
.await
.unwrap();
}
struct State {}
struct SwarmState {}
async fn handle(bots: Client, event: Arc<Event>, state: Arc<Mutex<State>>) {
match *event {
Event::Tick => {
// choose an arbitrary player within render distance to target
if let Some(target) = bots.world.find_one_entity(|e| e.id == "minecraft:player") {
if let Some(target) = bots
.dimension()
.find_one_entity(|e| e.id == "minecraft:player")
{
for bot in bots {
bot.tick_goto_goal(
pathfinder::Goals::Reach(target.bounding_box)
);
bot.tick_goto_goal(pathfinder::Goals::Reach(target.bounding_box));
// if target.bounding_box.distance(bot.eyes) < bot.reach_distance() {
if bot.entity.can_reach(target.bounding_box) {
bot.swing();
@ -27,7 +51,7 @@ async fn main() {
}
}
}
},
}
_ => {}
}
}

42
azalea/src/bot.rs
View file

@ -1,14 +1,46 @@
pub struct BotState {
use crate::{Client, Event};
use async_trait::async_trait;
use parking_lot::Mutex;
use std::sync::Arc;
#[derive(Default)]
pub struct Plugin {
pub state: Arc<Mutex<State>>,
}
#[derive(Default)]
pub struct State {
jumping_once: bool,
}
pub trait BotTrait {
fn jump(&mut self);
fn jump(&self);
}
impl BotTrait for azalea_client::Client {
fn jump(&mut self) {
let mut physics_state = self.physics_state.lock().unwrap();
physics_state.jumping_once = true;
/// Try to jump next tick.
fn jump(&self) {
let player_lock = self.player.lock();
let mut dimension_lock = self.dimension.lock();
let mut player_entity = player_lock
.entity_mut(&mut dimension_lock)
.expect("Player must exist");
player_entity.jumping = true;
}
}
#[async_trait]
impl crate::Plugin for Plugin {
async fn handle(self: Arc<Self>, mut bot: Client, event: Arc<Event>) {
if let Event::Tick = *event {
let mut state = self.state.lock();
if bot.jumping() {
state.jumping_once = false;
} else if state.jumping_once {
bot.set_jumping(true);
}
}
}
}

82
azalea/src/lib.rs
View file

@ -1,4 +1,84 @@
mod bot;
pub mod prelude;
pub use azalea_client::Client;
use async_trait::async_trait;
pub use azalea_client::*;
use azalea_protocol::ServerAddress;
use parking_lot::Mutex;
use std::{future::Future, sync::Arc};
use thiserror::Error;
/// Plugins can keep their own personal state, listen to events, and add new functions to Client.
#[async_trait]
pub trait Plugin: Send + Sync {
async fn handle(self: Arc<Self>, bot: Client, event: Arc<Event>);
}
// pub type HeuristicFn<N, W> = fn(start: &Vertex<N, W>, current: &Vertex<N, W>) -> W;
pub type HandleFn<Fut, S> = fn(Client, Arc<Event>, Arc<Mutex<S>>) -> Fut;
pub struct Options<S, A, Fut>
where
A: TryInto<ServerAddress>,
Fut: Future<Output = Result<(), anyhow::Error>>,
{
pub address: A,
pub account: Account,
pub plugins: Vec<Arc<dyn Plugin>>,
pub state: Arc<Mutex<S>>,
pub handle: HandleFn<Fut, S>,
}
#[derive(Error, Debug)]
pub enum Error {
#[error("Invalid address")]
InvalidAddress,
}
/// Join a Minecraft server.
///
/// ```no_run
/// azalea::start(azalea::Options {
/// account,
/// address: "localhost",
/// state: Arc::new(Mutex::new(State::default())),
/// plugins: vec![&autoeat::Plugin::default()],
/// handle: Box::new(handle),
/// }).await.unwrap();
/// ```
pub async fn start<
S: Send + 'static,
A: Send + TryInto<ServerAddress>,
Fut: Future<Output = Result<(), anyhow::Error>> + Send + 'static,
>(
options: Options<S, A, Fut>,
) -> Result<(), Error> {
let address = match options.address.try_into() {
Ok(address) => address,
Err(_) => return Err(Error::InvalidAddress),
};
let (bot, mut rx) = options.account.join(&address).await.unwrap();
let state = options.state;
let bot_plugin = Arc::new(bot::Plugin::default());
while let Some(event) = rx.recv().await {
// we put it into an Arc so it's cheaper to clone
let event = Arc::new(event);
for plugin in &options.plugins {
tokio::spawn(plugin.clone().handle(bot.clone(), event.clone()));
}
{
let bot_plugin = bot_plugin.clone();
let bot = bot.clone();
let event = event.clone();
tokio::spawn(bot::Plugin::handle(bot_plugin, bot, event));
};
tokio::spawn((options.handle)(bot.clone(), event.clone(), state.clone()));
}
Ok(())
}

6
bot/Cargo.toml
View file

@ -7,10 +7,8 @@ version = "0.1.0"
[dependencies]
anyhow = "1.0.65"
azalea-client = {path = "../azalea-client"}
azalea-core = {path = "../azalea-core"}
azalea-physics = {path = "../azalea-physics"}
azalea-protocol = {path = "../azalea-protocol"}
azalea = { path = "../azalea" }
env_logger = "0.9.1"
tokio = "1.19.2"
uuid = "1.1.2"
parking_lot = "^0.12.1"

44
bot/src/main.rs
View file

@ -1,35 +1,31 @@
use azalea_client::{Account, Client, Event, MoveDirection};
use std::convert::TryInto;
use azalea::prelude::*;
use azalea::{Account, Client, Event};
use parking_lot::Mutex;
use std::sync::Arc;
#[derive(Default)]
struct State {}
#[tokio::main]
async fn main() {
env_logger::init();
let bot = Account::offline("bot");
let account = Account::offline("bot");
let (bot, mut rx) = bot.join(&"localhost".try_into().unwrap()).await.unwrap();
while let Some(event) = rx.recv().await {
tokio::spawn(handle_event(event, bot.clone()));
}
azalea::start(azalea::Options {
account,
address: "localhost",
state: Arc::new(Mutex::new(State::default())),
plugins: vec![],
handle,
})
.await
.unwrap();
}
async fn handle_event(event: Event, mut bot: Client) -> anyhow::Result<()> {
match event {
Event::Login => {
// tokio::time::sleep(std::time::Duration::from_secs(1)).await;
// bot.walk(MoveDirection::Forward);
// loop {
// tokio::time::sleep(std::time::Duration::from_secs(2)).await;
// }
// bot.walk(MoveDirection::None);
}
Event::GameTick => {
bot.set_jumping(true);
}
Event::Packet(_packet) => {}
_ => {}
async fn handle(bot: Client, event: Arc<Event>, _state: Arc<Mutex<State>>) -> anyhow::Result<()> {
if let Event::Tick = *event {
bot.jump();
}
Ok(())