refactor(ecs): make stopping into a action

1 files changed, 15 insertions, 0 deletions

diff --git a/ecs/src/actions.rs b/ecs/src/actions.rs
index ea4837a..a5aaf0c 100644
--- a/ecs/src/actions.rs
+++ b/ecs/src/actions.rs
@@ -26,6 +26,20 @@ impl<'world> Actions<'world>
             .expect("Failed to aquire read-write action queue lock")
             .push(Action::Spawn(components.into_vec()));
     }
+
+    /// Adds stopping the loop in [`Engine::event_loop`] at the next oppertune time to the
+    /// action queue.
+    ///
+    /// # Panics
+    /// Will panic if a mutable internal lock cannot be acquired.
+    pub fn stop(&mut self)
+    {
+        self.world_data
+            .action_queue
+            .write_nonblock()
+            .expect("Failed to aquire read-write action queue lock")
+            .push(Action::Stop);
+    }
 }
 
 unsafe impl<'world> SystemParam<'world> for Actions<'world>
@@ -66,6 +80,7 @@ unsafe impl<'world> SystemParam<'world> for Actions<'world>
 pub(crate) enum Action
 {
     Spawn(Vec<Box<dyn Component>>),
+    Stop,
 }
 
 struct Comparable;