godot-bevy 0.6.2

Bridge between Bevy ECS and Godot 4 for Rust-powered game development
Documentation 
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use godot::classes::Node;
use godot::obj::Gd;
use godot::prelude::*;
use std::sync::mpsc::Sender;

use crate::{
    bridge::GodotNodeHandle,
    plugins::core::{SceneTreeEvent, SceneTreeEventType},
};

#[derive(GodotClass)]
#[class(base=Node)]
pub struct SceneTreeWatcher {
    base: Base<Node>,
    pub notification_channel: Option<Sender<SceneTreeEvent>>,
}

#[godot_api]
impl INode for SceneTreeWatcher {
    fn init(base: Base<Node>) -> Self {
        Self {
            base,
            notification_channel: None,
        }
    }
}

#[godot_api]
impl SceneTreeWatcher {
    #[func]
    pub fn scene_tree_event(&self, node: Gd<Node>, event_type: SceneTreeEventType) {
        if let Some(channel) = self.notification_channel.as_ref() {
            let _ = channel.send(SceneTreeEvent {
                node: GodotNodeHandle::from_instance_id(node.instance_id()),
                event_type,
            });
        }
    }
}