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{ config, lib, pkgs, ... }: {
options = {
hrm.lid-handler.enable = lib.mkEnableOption "hrm.lid-handler";
};
config = let
cfg = config.hrm.lid-handler;
in lib.mkIf cfg.enable {
services.acpid.enable = true;
services.acpid.lidEventCommands = /* sh */ ''
lid_state=$(${pkgs.gawk}/bin/awk '{print$2}' /proc/acpi/button/lid/*/state)
# usage: vt_is_xserver NUMBER
vt_is_xserver() {
${pkgs.iproute2}/bin/ss -lp src unix:/tmp/.X11-unix/X* |
${pkgs.gnused}/bin/sed -n 's|.*/tmp/.X11-unix/X\([0-9]\+\)\>.*|\1|p' |
${pkgs.gnugrep}/bin/grep -Fqx "$1"
}
console=$(${pkgs.kbd}/bin/fgconsole)
if vt_is_xserver "$console"; then
# usage: run_on_display COMMAND [ARG...]
run_on_display() {
owner=$(${pkgs.coreutils}/bin/stat -c %u /tmp/.X11-unix/X$console)
${pkgs.systemd}/bin/systemd-run -GPq \
-E DISPLAY=:$console \
--uid=$owner \
"$@"
}
case $lid_state in
open)
run_on_display ${pkgs.xorg.xset}/bin/xset dpms force on
;;
closed)
run_on_display ${pkgs.xorg.xset}/bin/xset dpms force off
;;
esac
else
case $lid_state in
open)
${pkgs.brightnessctl}/bin/brightnessctl --restore >/dev/null 2>&1
;;
closed)
brightness=$(${pkgs.brightnessctl}/bin/brightnessctl --quiet get)
if test "$brightness" -gt 0; then
${pkgs.brightnessctl}/bin/brightnessctl --save >/dev/null 2>&1
${pkgs.brightnessctl}/bin/brightnessctl --quiet set 0
fi
;;
esac
fi
'';
services.logind.settings.Login.HandleLidSwitch = "ignore";
services.logind.settings.Login.HandleLidSwitchDocked = "ignore";
services.logind.settings.Login.HandleLidSwitchExternalPower = "ignore";
};
}
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