From 9c4aaa4207de214c4f428915c317a92bb99a01ef Mon Sep 17 00:00:00 2001
From: Alexander Oakman <sasha.okman@gmail.com>
Date: Sat, 20 Jul 2024 22:50:52 +0300
Subject: [PATCH] Add screensaver inhibition control service

The service enables or disables swayidle inhibition depending on
whether any audio plays or not. It replaces the activation of
inhibition for fullscreen browser windows.
---
 etc/sway/config.d/30-applications-defaults.conf | 15 ---------------
 usr/lib/systemd/user/swayidle-inhibitor.service | 12 ++++++++++++
 usr/share/sway/scripts/idle-inhibitor.sh        | 11 +++++++++++
 3 files changed, 23 insertions(+), 15 deletions(-)
 create mode 100644 usr/lib/systemd/user/swayidle-inhibitor.service
 create mode 100755 usr/share/sway/scripts/idle-inhibitor.sh

diff --git a/etc/sway/config.d/30-applications-defaults.conf b/etc/sway/config.d/30-applications-defaults.conf
index 24a3400..5797646 100644
--- a/etc/sway/config.d/30-applications-defaults.conf
+++ b/etc/sway/config.d/30-applications-defaults.conf
@@ -45,21 +45,6 @@ for_window [title="Confirm to replace files"] move position center
 for_window [title="Choose an Application"] floating enable
 for_window [title="Removable medium is inserted"] floating enable
 
-# apply mark for Xwayland and wayland native browser windows
-for_window [class="Chromium-browser"] mark Browser
-for_window [class="Brave-browser"] mark Browser
-for_window [class="firefox"]  mark Browser
-for_window [class="librewolf"] mark Browser
-for_window [app_id="Chromium-browser"] mark Browser
-for_window [app_id="brave-browser"] mark Browser
-for_window [app_id="[Ff]irefox"] mark Browser
-for_window [app_id="[Ll]ibrewolf"] mark Browser
-
-# inhibit scrensaver for fullscreen browser windows
-for_window [con_mark="Browser"] {
-    inhibit_idle fullscreen
-}
-
 # Don't allow applications to inhibit shortcuts, i.e. grab total control of the
 # keyboard. Chrome currently abuses this by enabling it for all "--app=..."
 # shortcuts.
diff --git a/usr/lib/systemd/user/swayidle-inhibitor.service b/usr/lib/systemd/user/swayidle-inhibitor.service
new file mode 100644
index 0000000..1bf6f3a
--- /dev/null
+++ b/usr/lib/systemd/user/swayidle-inhibitor.service
@@ -0,0 +1,12 @@
+[Unit]
+Description=Toggle idle inhibition depending on whether the audio is playing or not
+PartOf=swayidle.service
+After=swayidle.service
+
+[Service]
+ExecStart=/usr/share/sway/scripts/idle-inhibitor.sh
+Restart=always
+RestartSec=30
+
+[Install]
+WantedBy=sway-session.target
diff --git a/usr/share/sway/scripts/idle-inhibitor.sh b/usr/share/sway/scripts/idle-inhibitor.sh
new file mode 100755
index 0000000..d38b64b
--- /dev/null
+++ b/usr/share/sway/scripts/idle-inhibitor.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+
+set -e
+
+if grep -s -l -v "closed" /proc/asound/card*/pcm*/sub*/status; then
+  swaymsg inhibit_idle open
+  printf "Idle inhibition is ON."
+else
+  swaymsg inhibit_idle none
+  printf "Idle inhibition is OFF."
+fi