{ config, pkgs, inputs, ... }:

{
  imports =
    [
      ./hardware-configuration.nix
    ]; 

  # Enable automatic system updates
  system.autoUpgrade = {
    enable = true;
    flake = inputs.self.outPath;
    flags = [
      "--update-input"
      "nixpkgs"
      "-L" # print build logs
    ];
    dates = "weekly";
    randomizedDelaySec = "45min";
  };
  # Allow non-free software (RMS will be mad at me :<)
  nixpkgs.config.allowUnfree = true;
  # Enable nix-command and flakes
  nix.settings.experimental-features = [ "nix-command" "flakes"];


  boot.loader.systemd-boot.enable = true;
  boot.loader.efi.canTouchEfiVariables = true;
  systemd.tpm2.enable = false;
  
  networking.hostName = "syntheticnexus";

  networking.networkmanager.enable = true;

  time.timeZone = "America/St_Thomas";

  i18n.defaultLocale = "en_US.UTF-8";
  services.xserver.xkb = {
    layout = "us";
    variant = "";
  };

  stylix = {
    enable = true;
    image = ./bg.jpg;
  };

  # Using ly as TUI display manager, with minimal Gnome configuration
  services.displayManager.ly.enable = true;
  services.desktopManager.gnome.enable = true;
  services.gnome.core-apps.enable = false;
  services.gnome.core-developer-tools.enable = false;
  services.gnome.games.enable = false;
  environment.gnome.excludePackages = with pkgs; [ gnome-tour gnome-user-docs ];

  # using piprewire cuz embrace muh modernity
  services.pipewire = {
    enable = true;
    pulse.enable = true;
  };

  services.libinput.enable = true; # for laptop touchpad

  # Laptop battery optimizations
  # NOTE: Comment out if on PC/Not required for your rig
  /* services.tlp = {
    enable = true;
    settings = {
      CPU_SCALING_GOVERNOR_ON_AC = "performance";
      CPU_SCALING_GOVERNOR_ON_BAT = "powersave";

      CPU_ENERGY_PERF_POLICY_ON_AC = "performance";
      CPU_ENERGY_PERF_POLICY_ON_BAT = "power";

      CPU_MIN_PERF_ON_AC = 0;
      CPU_MAX_PERF_ON_AC = 100;
      CPU_MIN_PERF_ON_BAT = 0;
      CPU_MAX_PERF_ON_BAT = 20;

      START_CHARGE_THRESH_BAT0 = 40; # 40 and below it starts to charge
      STOP_CHARGE_THRESH_BAT0 = 80; # 80 and above it stops charging
    };
  };
  services.auto-cpufreq.enable = true;
  services.auto-cpufreq.settings = {
    battery = {
      governor = "powersave";
      turbo = "never";
    };
    charger = {
      governor = "performance";
      turbo = "auto";
    };
  };
  powerManagement.powertop.enable = true; */

  /* # Kanata setup 
  # Mostly copied from https://dev.to/shanu-kumawat/how-to-set-up-kanata-on-nixos-a-step-by-step-guide-1jkc
  boot.kernelModules = [ "uinput" ]; # Enable uinput kernel module
  hardware.uinput.enable = true; # Enable uinput
  # Set up udev rules for uinput
  services.udev.extraRules = '' 
    KERNEL=="uinput", MODE="0660", GROUP="uinput", OPTIONS+="static_node=uinput"
  '';   
  users.groups.uinput = {  }; # ensure uinput group exists
  # Add Kanata service user to necessary groups
  systemd.services.kanata-internalKeyboard.serviceConfig = {
    SupplementaryGroups = [
      "input"
      "uinput"
    ];
  };
  # Kanata configuration
  services.kanata = {
    enable = true;
    keyboards = {
      internalKeyboard = {
        devices = [
          "/dev/input/by-path/platform-i8042-serio-0-event-kbd"
        ];
      extraDefCfg = "concurrent-tap-hold yes";
      config = builtins.readFile(builtins.fetchurl {
        url = https://git.luluslly.xyz/lulusilly/dotfiles/raw/branch/master/.config/kanata/conf.kbd;
        sha256 = "";
      });
      };
    };
  }; */

  users.users.lunita = {
    isNormalUser = true;
    description = "Lunita";
    extraGroups = [ "networkmanager" "wheel" ];
    packages = with pkgs; [];
    # shell = pkgs.zsh;
  };

  environment.systemPackages = with pkgs; [
    curl
    wget
    neovim
    git
    gnome-console
    gnomeExtensions.blur-my-shell
    gnomeExtensions.just-perfection
    gnomeExtensions.paperwm
    nyxt
 ];

  # Zsh
  programs.zsh.enable = true;
  # Browser
  programs.firefox.enable = true;
  # Tailscale
  services.tailscale.enable = true;
  # Syncthing
  services.syncthing.enable = true;

  programs.gnupg.agent = {
    enable = true;
    enableSSHSupport = true;
  };

  services.openssh.enable = true;

  system.stateVersion = "25.05";
}