From c5499b02777b6a3fb8c1adf6414f3ab5508ae191 Mon Sep 17 00:00:00 2001
From: Andy Killorin <37423245+Speedy6451@users.noreply.github.com>
Date: Fri, 22 Dec 2023 10:59:13 -0600
Subject: [PATCH] possibly concurrent turtle updates

---
 server/src/turtle.rs     | 4 ++--
 server/src/turtle_api.rs | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/server/src/turtle.rs b/server/src/turtle.rs
index fa9bf76..518f102 100644
--- a/server/src/turtle.rs
+++ b/server/src/turtle.rs
@@ -292,14 +292,14 @@ impl TurtleCommander {
 
 pub(crate) async fn process_turtle_update(
     id: u32,
-    state: &mut LiveState,
+    state: &LiveState,
     update: TurtleUpdate,
 ) -> anyhow::Result<TurtleCommand> {
     let mut  turtle = state
         .turtles
         .get(id as usize)
         .context("nonexisting turtle")?.write().await;
-    let world = &mut state.world;
+    let world = &state.world;
 
     if turtle.pending_update {
         turtle.pending_update = false;
diff --git a/server/src/turtle_api.rs b/server/src/turtle_api.rs
index bd962ed..839e4d3 100644
--- a/server/src/turtle_api.rs
+++ b/server/src/turtle_api.rs
@@ -150,7 +150,7 @@ pub(crate) async fn command(
     State(state): State<SharedControl>,
     Json(req): Json<turtle::TurtleUpdate>,
 ) -> Json<turtle::TurtleCommand> {
-    let mut state = &mut state.write().await;
+    let mut state = &mut state.read().await;
 
     if id as usize > state.turtles.len() {
         return Json(turtle::TurtleCommand::Update);