From b1c9833b828d12e7e0196c5607ae63372998e25a Mon Sep 17 00:00:00 2001
From: Ogulcan Celik <ogulcancelik@gmail.com>
Date: Tue, 21 Apr 2026 17:37:41 +0300
Subject: fix: stop headless idle spin and skip unnecessary macos probes

---
 src/app/mod.rs     | 29 +++++++++++++++++++++++++++++
 src/app/runtime.rs | 19 ++++++++++++++++++-
 2 files changed, 47 insertions(+), 1 deletion(-)

(limited to 'src/app')

diff --git a/src/app/mod.rs b/src/app/mod.rs
index 51a6678e..a598100a 100644
--- a/src/app/mod.rs
+++ b/src/app/mod.rs
@@ -1147,6 +1147,35 @@ mod tests {
         );
     }
 
+    #[test]
+    fn headless_next_loop_deadline_ignores_resize_poll() {
+        let mut app = test_app();
+        let now = Instant::now();
+        app.next_resize_poll = now + Duration::from_millis(100);
+        app.session_save_deadline = Some(now + Duration::from_secs(2));
+        app.next_auto_update_check = Some(now + Duration::from_secs(6));
+
+        assert_eq!(
+            app.next_headless_loop_deadline(now, false),
+            app.session_save_deadline
+        );
+    }
+
+    #[test]
+    fn headless_next_loop_deadline_returns_none_when_resize_poll_is_only_deadline() {
+        let mut app = test_app();
+        let now = Instant::now();
+        app.next_resize_poll = now - Duration::from_millis(1);
+        app.config_diagnostic_deadline = None;
+        app.toast_deadline = None;
+        app.next_animation_tick = None;
+        app.next_auto_update_check = None;
+        app.session_save_deadline = None;
+        app.state.workspaces.clear();
+
+        assert_eq!(app.next_headless_loop_deadline(now, false), None);
+    }
+
     #[test]
     fn due_session_save_deadline_is_cleared() {
         let mut app = test_app();
diff --git a/src/app/runtime.rs b/src/app/runtime.rs
index d82f6440..b6ad806b 100644
--- a/src/app/runtime.rs
+++ b/src/app/runtime.rs
@@ -227,6 +227,23 @@ impl App {
     }
 
     pub(crate) fn next_loop_deadline(&self, now: Instant, needs_render: bool) -> Option<Instant> {
+        self.next_loop_deadline_with_resize_poll(now, needs_render, true)
+    }
+
+    pub(crate) fn next_headless_loop_deadline(
+        &self,
+        now: Instant,
+        needs_render: bool,
+    ) -> Option<Instant> {
+        self.next_loop_deadline_with_resize_poll(now, needs_render, false)
+    }
+
+    fn next_loop_deadline_with_resize_poll(
+        &self,
+        now: Instant,
+        needs_render: bool,
+        include_resize_poll: bool,
+    ) -> Option<Instant> {
         let render_deadline = if needs_render {
             self.last_render_at
                 .map(|last_render_at| last_render_at + MIN_RENDER_INTERVAL)
@@ -236,7 +253,7 @@ impl App {
         };
 
         [
-            Some(self.next_resize_poll),
+            include_resize_poll.then_some(self.next_resize_poll),
             self.config_diagnostic_deadline,
             self.toast_deadline,
             self.next_animation_tick,
-- 
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