{ inputs, pkgs, ... }:

{
  imports = [
    inputs.hypridle.homeManagerModules.default
  ];

  services.hypridle = {
    enable = true;
    lockCmd = "pidof ${inputs.hyprlock.packages.${pkgs.system}.hyprlock}/bin/hyprlock || ${inputs.hyprlock.packages.${pkgs.system}.hyprlock}/bin/hyprlock";      # avoid starting multiple hyprlock instances.
    beforeSleepCmd = "${inputs.hyprlock.packages.${pkgs.system}.hyprlock}/bin/hyprlock";   # lock before suspend.
    afterSleepCmd = "${pkgs.hyprland}/bin/hyprctl dispatch dpms on"; # to avoid having to press a key twice to turn on the display.

    listeners = [
      {
        timeout = 120;                                # 2.5min.
        onTimeout = "${pkgs.brightnessctl}/bin/brightnessctl -s set 10";         # set monitor backlight to minimum, avoid 0 on OLED monitor.
        onResume = "${pkgs.brightnessctl}/bin/brightnessctl -r";
      }
      {
        timeout = 300;                                # 5min
        onTimeout = "${inputs.hyprlock.packages.${pkgs.system}.hyprlock}/bin/hyprlock";
      }
      {
        timeout = 380;                                 # 5.5min
        onTimeout = "${pkgs.hyprland}/bin/hyprctl dispatch dpms off";        # screen off when timeout has passed
        onResume = "${pkgs.hyprland}/bin/hyprctl dispatch dpms on";
      }
      {
        timeout = 600;                                # 30min
        onTimeout = "systemctl suspend";                # suspend pc
      }
    ];
  };
}