# enzo — laptop. Gets the shared common/ base plus laptop-only settings.
{ inputs, pkgs, ... }:

{
  imports = [
    # Shared desktop base + enzo-only extras. Add ../../profiles/dev.nix or
    # apps.nix here, or one-off packages below, as needed.
    ../../profiles/desktop.nix
    ../../profiles/dev.nix
    ../../profiles/sandbox.nix
    ./desktop.nix

    inputs.disko.nixosModules.disko
    ./disko.nix
    ./hardware-configuration.nix
  ];

  networking.hostName = "enzo";
  lanDiscovery.interface = "wlp1s0";

  # Set this to the NixOS release the laptop is first installed from, then
  # leave it. (See the comment in machines/kusanagi/default.nix.)
  system.stateVersion = "26.05";

  # --- User account (hwebs) ---
  # (Desktop groups audio/input come from ./desktop.nix.)
  users.users.hwebs = {
    isNormalUser = true;
    description = "Henry J. Webster";
    # (ikai — the sandbox group — is added by profiles/sandbox.nix.)
    extraGroups = [
      "networkmanager"
      "wheel"
    ];
    packages = with pkgs; [
      git
      tmux
      neovim
      # TODO figure out
      #ripgrep
      wl-clipboard
      bc
      psmisc
      usbutils
      stow
    ];
  };

  # --- Sandbox account (yokai) ---
  # The yokai user, ikai group, /srv/git drop dir, and the sudo de-escalation
  # rule all live in profiles/sandbox.nix (imported above); that file also
  # documents the local-clones workflow. Only the owner name is per-machine:
  sandbox.owner = "hwebs";

  nix.settings.trusted-users = [
    "root"
    "hwebs"
  ];

  # Wifi is managed from the CLI (nmcli/nmtui); trim the rest.
  networking.modemmanager.enable = false; # no cellular modem

  # NOTE: iwd backend was tried but caused interface rename (wlp8s0 -> wlan0),
  # stale-profile and secret-passing breakage. Back on the default wpa_supplicant.

  # networking.networkmanager.wifi.backend = "iwd"; # auto-enables iwd, drops wpa_supplicant

  # --- Disk encryption / hibernation / swap ---
  # systemd in initrd is required for TPM2 unlock and clean hibernate resume.
  boot.initrd.systemd.enable = true;

  # TPM2 auto-unlock. Enroll the key WITH A PIN post-install:
  #   sudo systemd-cryptenroll --tpm2-device=auto --tpm2-pcrs=7 \
  #     --tpm2-with-pin=yes /dev/nvme0n1p2
  # The original LUKS passphrase stays as a fallback keyslot. disko already
  # declares boot.initrd.luks.devices."crypted".device.
  boot.initrd.luks.devices."crypted".crypttabExtraOpts = [ "tpm2-device=auto" ];

  # zram for everyday paging; the encrypted LVM swap from disko.nix is the
  # hibernation target (boot.resumeDevice comes from disko's resumeDevice=true).
  zramSwap.enable = true;

  # Suspend-to-RAM on lid close, auto-hibernate after a delay so a dying battery
  # doesn't lose the session. Everyday resume needs only the login password; the
  # LUKS PIN appears only on cold boot / hibernate resume.
  services.logind.settings.Login.HandleLidSwitch = "suspend-then-hibernate";
  systemd.sleep.settings.Sleep.HibernateDelaySec = "60min";

  # Idle trigger. Bare niri has no power daemon watching for inactivity, so with
  # the lid open the box never sleeps on its own. swayidle (a Wayland idle
  # client) fires the same suspend-then-hibernate after 15 min of no input. niri
  # binds it to graphical-session.target and exports WAYLAND_DISPLAY to the user
  # manager, so this Just Works in the session. `-w` waits for the resume to
  # finish before re-arming the timer.
  systemd.user.services.swayidle = {
    description = "Suspend-then-hibernate after idle";
    wantedBy = [ "graphical-session.target" ];
    partOf = [ "graphical-session.target" ];
    after = [ "graphical-session.target" ];
    serviceConfig = {
      ExecStart = "${pkgs.swayidle}/bin/swayidle -w timeout 900 'systemctl suspend-then-hibernate'";
      Restart = "on-failure";
    };
  };

  # btrfs + SSD upkeep.
  services.btrfs.autoScrub.enable = true;
  services.fstrim.enable = true;

  # --- Laptop power management ---
  # power-profiles-daemon integrates with GNOME's power settings. If you prefer
  # finer-grained control, disable this and enable services.tlp instead.
  services.power-profiles-daemon.enable = true;
  powerManagement.enable = true;

  # Backlight control from the CLI / keybinds (programs.light was removed from
  # nixpkgs; acpilight provides the udev rules and brightnessctl the CLI).
  hardware.acpilight.enable = true;
  environment.systemPackages = [ pkgs.brightnessctl ];

  # --- GPU (AMD integrated) ---
  # Load amdgpu in the initrd (early KMS) so the native mode is set before the
  # console font is applied. Otherwise amdgpu loads late, resets the fbcon to
  # the kernel's 8x16 font, and the greeter shows the wrong (tiny) font while
  # the Terminus font only survives in the pre-driver LUKS prompt.
  # (Merges with the dm-snapshot entry in hardware-configuration.nix. If the
  # driver check shows `radeon` instead of `amdgpu`, swap the name.)
  boot.initrd.kernelModules = [ "amdgpu" ];
}