Add World::find_block (#80)

* start adding World::find_block

* keep working on find_block

* BlockStates

* fix sorting

* update examples that use find_one_block

* azalea_block::properties

* fix tests

* add a gotoblock command to testbot

1 files changed, 65 insertions, 0 deletions

diff --git a/azalea/examples/todo/pvp.rs b/azalea/examples/todo/pvp.rs
new file mode 100644
index 00000000..fb5a768d
--- /dev/null
+++ b/azalea/examples/todo/pvp.rs
@@ -0,0 +1,65 @@
+use std::time::Duration;
+
+use azalea::ecs::query::With;
+use azalea::entity::metadata::Player;
+use azalea::{pathfinder, Account, Client, Event, GameProfileComponent};
+use azalea::{prelude::*, swarm::prelude::*};
+
+#[tokio::main]
+async fn main() {
+    let mut accounts = Vec::new();
+    let mut states = Vec::new();
+
+    for i in 0..10 {
+        accounts.push(Account::offline(&format!("bot{i}")));
+        states.push(State::default());
+    }
+
+    SwarmBuilder::new()
+        .add_accounts(accounts.clone())
+        .set_handler(handle)
+        .set_swarm_handler(swarm_handle)
+        .join_delay(Duration::from_millis(1000))
+        .start("localhost")
+        .await
+        .unwrap();
+}
+
+#[derive(Component, Default, Clone)]
+struct State {}
+
+#[derive(Resource, Default, Clone)]
+struct SwarmState {}
+
+async fn handle(bot: Client, event: Event, state: State) -> anyhow::Result<()> {
+    Ok(())
+}
+async fn swarm_handle(swarm: Swarm, event: SwarmEvent, state: SwarmState) -> anyhow::Result<()> {
+    match event {
+        SwarmEvent::Tick => {
+            if let Some(target_entity) =
+                swarm.entity_by::<With<Player>>(|profile: &&GameProfileComponent| {
+                    profile.name == "Herobrine"
+                })
+            {
+                let target_bounding_box =
+                    swarm.map_entity(target_entity, |bb: &BoundingBox| bb.clone());
+
+                for (bot, bot_state) in swarm {
+                    bot.tick_goto_goal(pathfinder::Goals::Reach(target_bounding_box));
+                    // if target.bounding_box.distance(bot.eyes) < bot.reach_distance() {
+                    if azalea::entities::can_reach(bot.entity(), target_bounding_box) {
+                        bot.swing();
+                    }
+                    if !bot.using_held_item() && bot.hunger() <= 17 {
+                        bot.hold(azalea::ItemGroup::Food);
+                        tokio::task::spawn(bot.use_held_item());
+                    }
+                }
+            }
+        }
+        _ => {}
+    }
+
+    Ok(())
+}