From dd50852a68c98d10482c4a60463290c052bec2c8 Mon Sep 17 00:00:00 2001
From: 2Shirt <2xShirt@gmail.com>
Date: Fri, 23 Jul 2021 22:58:28 -0600
Subject: [PATCH] Enable numlock in Linux

---
 scripts/numlock                                        | 10 ++++++++++
 setup/linux/packages/gui                               |  1 +
 .../system/multi-user.target.wants/numlock.service     |  1 +
 .../airootfs/etc/systemd/system/numlock.service        | 10 ++++++++++
 .../profile_gui/airootfs/etc/skel/.start_desktop_apps  |  5 +++++
 5 files changed, 27 insertions(+)
 create mode 100755 scripts/numlock
 create mode 120000 setup/linux/profile_base/airootfs/etc/systemd/system/multi-user.target.wants/numlock.service
 create mode 100644 setup/linux/profile_base/airootfs/etc/systemd/system/numlock.service

diff --git a/scripts/numlock b/scripts/numlock
new file mode 100755
index 00000000..a30dfdc6
--- /dev/null
+++ b/scripts/numlock
@@ -0,0 +1,10 @@
+#!/bin/env bash
+#
+## Enable numlock if no battery is detected
+## Credit: https://wiki.archlinux.org/title/Activating_numlock_on_bootup#With_systemd_service
+
+if ! compgen -G "/sys/class/power_supply/BAT*" >/dev/null; then
+  for tty in /dev/tty{1..6}; do
+    /usr/bin/setleds -D +num < "$tty"
+  done
+fi
diff --git a/setup/linux/packages/gui b/setup/linux/packages/gui
index b7a625ff..4ef1a114 100644
--- a/setup/linux/packages/gui
+++ b/setup/linux/packages/gui
@@ -21,6 +21,7 @@ mkvtoolnix-cli
 mpv
 noto-fonts
 noto-fonts-cjk
+numlockx
 openbox-patched
 otf-font-awesome-4
 papirus-icon-theme
diff --git a/setup/linux/profile_base/airootfs/etc/systemd/system/multi-user.target.wants/numlock.service b/setup/linux/profile_base/airootfs/etc/systemd/system/multi-user.target.wants/numlock.service
new file mode 120000
index 00000000..23379751
--- /dev/null
+++ b/setup/linux/profile_base/airootfs/etc/systemd/system/multi-user.target.wants/numlock.service
@@ -0,0 +1 @@
+/etc/systemd/system/numlock.service
\ No newline at end of file
diff --git a/setup/linux/profile_base/airootfs/etc/systemd/system/numlock.service b/setup/linux/profile_base/airootfs/etc/systemd/system/numlock.service
new file mode 100644
index 00000000..a076df37
--- /dev/null
+++ b/setup/linux/profile_base/airootfs/etc/systemd/system/numlock.service
@@ -0,0 +1,10 @@
+[Unit]
+Description=numlock
+
+[Service]
+ExecStart=/usr/local/bin/numlock
+StandardInput=tty
+RemainAfterExit=yes
+
+[Install]
+WantedBy=multi-user.target
diff --git a/setup/linux/profile_gui/airootfs/etc/skel/.start_desktop_apps b/setup/linux/profile_gui/airootfs/etc/skel/.start_desktop_apps
index 49151e56..d9e08b46 100755
--- a/setup/linux/profile_gui/airootfs/etc/skel/.start_desktop_apps
+++ b/setup/linux/profile_gui/airootfs/etc/skel/.start_desktop_apps
@@ -2,6 +2,11 @@
 #
 ## Start desktop apps based on WM
 
+# Numlock
+if ! compgen -G "/sys/class/power_supply/BAT*" >/dev/null; then
+  numlockx &
+fi
+
 # Start common apps
 #picom --backend xrender --xrender-sync --xrender-sync-fence &
 picom --daemon || picom --daemon --no-vsync