{ config, lib, pkgs, ... }: with lib; let cfg = config.services.xserver.xautolock; in { options = { services.xserver.xautolock = { enable = mkEnableOption "xautolock"; enableNotifier = mkEnableOption "xautolock.notify" // { description = '' Whether to enable the notifier feature of xautolock. This publishes a notification before the autolock. ''; }; time = mkOption { default = 15; type = types.int; description = '' Idle time to wait until xautolock locks the computer. ''; }; locker = mkOption { default = "xlock"; # default according to `man xautolock` example = "i3lock -i /path/to/img"; type = types.string; description = '' The script to use when locking the computer. ''; }; notify = mkOption { default = 10; type = types.int; description = '' Time (in seconds) before the actual lock when the notification about the pending lock should be published. ''; }; notifier = mkOption { default = "notify-send 'Locking in 10 seconds'"; type = types.string; description = '' Notification script to be used to warn about the pending autolock. ''; }; }; }; config = mkIf cfg.enable { environment.systemPackages = with pkgs; [ xautolock ]; services.xserver.displayManager.sessionCommands = with builtins; with pkgs; '' ${xautolock}/bin/xautolock \ ${concatStringsSep " \\\n" ([ "-time ${toString(cfg.time)}" "-locker ${cfg.locker}" ] ++ optional cfg.enableNotifier (concatStringsSep " " [ "-notify ${toString(cfg.notify)}" "-notifier \"${cfg.notifier}\"" ]))} & ''; }; }