# Turn the keyboard red/off when the battery is low # Include this one only if you have a omen laptop with RGB keyboard { pkgs, config, ... }: let alert-when-low-battery = false; keyboard-backlight = pkgs.writeShellScriptBin "keyboard-backlight" '' function set_keyboard_backlight { local color=$1 echo $color > /sys/devices/platform/hp-wmi/rgb_zones/zone00 echo $color > /sys/devices/platform/hp-wmi/rgb_zones/zone01 echo $color > /sys/devices/platform/hp-wmi/rgb_zones/zone02 echo $color > /sys/devices/platform/hp-wmi/rgb_zones/zone03 } state="white" set_keyboard_backlight ${config.lib.stylix.colors.base0D} if [ "${toString alert-when-low-battery}" = "false" ]; then exit 0 fi while true; do BATTERY_LEVEL=$(cat /sys/class/power_supply/BAT*/capacity) IS_CHARGING=$(cat /sys/class/power_supply/BAT*/status) if [[ $BATTERY_LEVEL -le 10 && $IS_CHARGING != "Charging" ]]; then if [[ $state == "red" ]];then state="white" set_keyboard_backlight "000000" else state="red" set_keyboard_backlight "FF0000" fi else state="white" set_keyboard_backlight ${config.lib.stylix.colors.base0D} fi sleep 2 done ''; command = "bash ${keyboard-backlight}/bin/keyboard-backlight &"; in {wayland.windowManager.hyprland.settings.exec-once = [command];}