laptop.nix

{ config, lib, pkgs, inputs, ... }: {
  imports = [
    ./desktop.nix
    inputs.nixos-hardware.nixosModules.common-pc-laptop
    inputs.nixos-hardware.nixosModules.common-pc-laptop-acpi_call
  ];

  # Auto-mount plugged in disks
  services.udisks2.enable = true;

  # Disable this service because it consumes a lot of power.
  systemd.services.systemd-udev-settle.enable = false;

  # Common power management for laptops.
  # Use TLP for now because it's the most comprehensive and has been built and
  # supported for the longest time.
  services.power-profiles-daemon.enable = true;
  services.tlp.enable = false;
  services.auto-cpufreq.enable = false;
  # Optimizes I/O on battery power.
  powerManagement.enable = true;
  powerManagement.powertop.enable = false;
  # Enables screen dimming and session locking.
  services.upower.enable = true;
  services.upower.criticalPowerAction = "Hibernate";
  # Backlight management
  programs.light.enable = true;

  environment.systemPackages = with pkgs; [
    # power-profiles-daemon
    powertop
    ppp # Needed for NUwave network setup
  ];

  services.logind = {
    # killUserProcesses = true;
    lidSwitch = "suspend-then-hibernate";
    lidSwitchExternalPower = config.services.logind.lidSwitch;
    powerKey = "hibernate";
    powerKeyLongPress = "poweroff";
    extraConfig = ''
      IdleAction=suspend-then-hibernate
      IdleActionSec=600
    '';
  };
  systemd.sleep.extraConfig = ''
    HibernateDelaySec=1h
  '';

  # Don't wait for networking to come on to finish booting, because for laptops
  # with WiFi this is often >5s. Let it happen while I type in my password.
  networking.dhcpcd.wait = "background";

  # Allow loading a color profile for my specific monitor.
  services.colord.enable = true;
}