From 9d0b59671c019c8260b650bbb959d018deafd795 Mon Sep 17 00:00:00 2001
From: Levi Neely <lneely@pascom.net>
Date: Tue, 6 Oct 2026 12:39:25 +0200
Subject: [PATCH] o: use filtered event stream instead of statewait loop

Subscribe to agent-specific state events via streaming rdwr pattern.
No more polling loop - single filtered subscription.
---
 data/scripts/o | 27 +++++++++++++--------------
 1 file changed, 13 insertions(+), 14 deletions(-)

diff --git a/data/scripts/o b/data/scripts/o
index a7ea4cf..d33e14a 100755
--- a/data/scripts/o
+++ b/data/scripts/o
@@ -320,20 +320,19 @@ cmd_tui() {
     tmux set-option -t "=${tmux_session}" status-right "starting... | %H:%M"
     tmux set-option -t "=${tmux_session}" status-right-length 64
 
-    while true; do
-        ollie-9p read "${PREFIX}/statewait" 2>/dev/null | while read -r state; do
-            bg=""
-            case "$state" in
-                idle)    bg="colour70" ;;
-                calling*) bg="colour214" ;;
-                thinking) bg="colour33" ;;
-                paused)  bg="colour245" ;;
-                *)       bg="default" ;;
-            esac
-            tmux set-option -t "=${tmux_session}" status-right-style "fg=default,bg=$bg" 2>/dev/null
-            status=$(ollie-9p read "${PREFIX}/status" 2>/dev/null | head -n1)
-            tmux set-option -t "=${tmux_session}" status-right "${status:-$state} | %H:%M" 2>/dev/null
-        done
+    # Subscribe to state events for this agent only
+    echo "session.${s}.agent.${a}.state" | ollie-9p rdwrs event 2>/dev/null | while read -r topic state; do
+        bg=""
+        case "$state" in
+            idle)    bg="colour70" ;;
+            calling*) bg="colour214" ;;
+            thinking) bg="colour33" ;;
+            paused)  bg="colour245" ;;
+            *)       bg="default" ;;
+        esac
+        tmux set-option -t "=${tmux_session}" status-right-style "fg=default,bg=$bg" 2>/dev/null
+        status=$(ollie-9p read "${PREFIX}/status" 2>/dev/null | head -n1)
+        tmux set-option -t "=${tmux_session}" status-right "${status:-$state} | %H:%M" 2>/dev/null
     done &
     local bg_pid=$!
     trap "kill $bg_pid 2>/dev/null" EXIT