From f9377d7686b6a80877f21c76d3a68940b9deb16e Mon Sep 17 00:00:00 2001
From: Myned <dev@bjork.tech>
Date: Thu, 26 Sep 2024 20:54:38 -0500
Subject: [PATCH] launch: mitigate on-created-empty race condition

Signed-off-by: Myned <dev@bjork.tech>
---
 options/custom/desktops/hyprland/rules.nix |  4 +++-
 options/custom/scripts/launch.sh           | 13 ++++++++++++-
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/options/custom/desktops/hyprland/rules.nix b/options/custom/desktops/hyprland/rules.nix
index fa8ce97..d85f38d 100644
--- a/options/custom/desktops/hyprland/rules.nix
+++ b/options/custom/desktops/hyprland/rules.nix
@@ -24,6 +24,8 @@ in {
 
   config.home-manager.users.${config.custom.username} = mkIf cfg.enable {
     wayland.windowManager.hyprland.settings = {
+      # BUG: on-created-empty race condition with delayed windows
+      # https://github.com/hyprwm/Hyprland/issues/5663
       # https://wiki.hyprland.org/Configuring/Workspace-Rules
       #?? workspace = WORKSPACE, RULES
       workspace = [
@@ -32,7 +34,7 @@ in {
         "special:android, on-created-empty:${waydroid} app launch com.YoStarEN.Arknights"
         "special:music, on-created-empty:${youtube-music}"
         "special:office, on-created-empty:[tile] ${onlyoffice}"
-        "special:password, on-created-empty:${launch} --tile ${_1password}"
+        "special:password, on-created-empty:${launch} --empty --tile --workspace special:password ${_1password}"
         "special:steam, on-created-empty:${steam}"
         "special:terminal, on-created-empty:${kitty}"
         "special:vm, on-created-empty:${pgrep} -x vm || ${virt-manager}"
diff --git a/options/custom/scripts/launch.sh b/options/custom/scripts/launch.sh
index b800689..19c2f42 100644
--- a/options/custom/scripts/launch.sh
+++ b/options/custom/scripts/launch.sh
@@ -12,6 +12,7 @@
 # @option -W --workspace Move next window to workspace
 # @flag -a --active Focus and raise next window (raise requires floating)
 # @flag -c --center Center next window (requires floating)
+# @flag -e --empty Only launch if workspace is empty (requires workspace)
 # @flag -f --float Float next window
 # @flag -g --group Add next window to the active group
 # @flag -l --lock Lock next window's group
@@ -24,6 +25,16 @@
 
 eval "$(argc --argc-eval "$0" "$@")"
 
+if [[ "${argc_empty:-}" ]]; then
+  # Delay to mitigate on-created-empty window race condition
+  sleep 1
+
+  # Silently exit if window exists on specified workspace
+  if hyprctl -j clients | jq -r .[].workspace.name | grep "${argc_workspace:-}"; then
+    exit
+  fi
+fi
+
 # Get initial count of open windows
 count="$(hyprctl -j clients | jq length)"
 
@@ -40,7 +51,7 @@ while (("$(hyprctl -j clients | jq length)" <= "$count")); do
   # Time out after 60 seconds
   if (("$c" >= 60 * 10)); then
     notify-send "> launch" "Polling timed out" --urgency critical
-    break
+    exit 1
   fi
 
   sleep 0.1