feat(client): set_base_prefixes

src/core/client.rs

@@ -11,6 +11,8 @@ use anyhow::Result;
 use lazy_static::lazy_static;
 use libstardustxr::messenger::Messenger;
 use once_cell::sync::OnceCell;
+use parking_lot::Mutex;
+use std::path::PathBuf;
 use std::sync::{Arc, Weak};
 use tokio::net::UnixStream;
 use tokio::sync::Notify;
@@ -27,6 +29,7 @@ lazy_static! {
 		messenger: None,
 		scenegraph: Default::default(),
 		root: OnceCell::new(),
+		base_resource_prefixes: Default::default(),
 	});
 }
 
@@ -39,6 +42,7 @@ pub struct Client {
 	pub messenger: Option<Messenger>,
 	pub scenegraph: Scenegraph,
 	pub root: OnceCell<Arc<Root>>,
+	pub base_resource_prefixes: Mutex<Vec<PathBuf>>,
 }
 impl Client {
 	pub fn from_connection(
@@ -56,6 +60,7 @@ impl Client {
 			messenger: Some(Messenger::new(connection)),
 			scenegraph: Default::default(),
 			root: OnceCell::new(),
+			base_resource_prefixes: Default::default(),
 		});
 		let _ = client.scenegraph.client.set(Arc::downgrade(&client));
 		let _ = client.root.set(Root::create(&client));

src/nodes/root.rs

@@ -5,6 +5,7 @@ use crate::core::registry::Registry;
 use anyhow::Result;
 use glam::Mat4;
 use libstardustxr::flex::flexbuffer_from_vector_arguments;
+use std::path::PathBuf;
 use std::sync::atomic::{AtomicBool, Ordering};
 use std::sync::Arc;
 
@@ -18,6 +19,7 @@ impl Root {
 	pub fn create(client: &Arc<Client>) -> Arc<Self> {
 		let node = Node::create(client, "", "", false);
 		node.add_local_signal("subscribeLogicStep", Root::subscribe_logic_step);
+		node.add_local_signal("setBasePrefixes", Root::set_base_prefixes);
 		let node = node.add_to_scenegraph();
 		let _ = Spatial::add_to(&node, None, Mat4::IDENTITY);
 
@@ -48,6 +50,17 @@ impl Root {
 			}
 		}
 	}
+
+	fn set_base_prefixes(_node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+		let flex_vec = flexbuffers::Reader::get_root(data)?.get_vector()?;
+		*calling_client.base_resource_prefixes.lock() = flex_vec
+			.iter()
+			.filter_map(|prefix| prefix.get_str().ok())
+			.map(|prefix| PathBuf::from(prefix))
+			.filter(|prefix| prefix.is_absolute())
+			.collect();
+		Ok(())
+	}
 }
 
 impl Drop for Root {