os/configuration.nix

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

{
  imports =
    [
      ./kakoune.nix
      ./pastebin.nix
      ./vpn/vpn.nix
    ];

  nix = {
    package = pkgs.nixFlakes; 
    extraOptions = ''
      experimental-features = nix-command flakes
    '';
  };

  networking.networkmanager.enable = true;

  time.timeZone = "Europe/Amsterdam";

  i18n.defaultLocale = "en_US.UTF-8";

  i18n.extraLocaleSettings = {
    LC_ADDRESS = "nl_NL.UTF-8";
    LC_IDENTIFICATION = "nl_NL.UTF-8";
    LC_MEASUREMENT = "nl_NL.UTF-8";
    LC_MONETARY = "nl_NL.UTF-8";
    LC_NAME = "nl_NL.UTF-8";
    LC_NUMERIC = "nl_NL.UTF-8";
    LC_PAPER = "nl_NL.UTF-8";
    LC_TELEPHONE = "nl_NL.UTF-8";
    LC_TIME = "nl_NL.UTF-8";
  };

  services.xserver.enable = true;

  services.xserver.displayManager.gdm.enable = true;
  services.xserver.desktopManager.gnome.enable = true;
  services.logind.lidSwitchExternalPower = "ignore";

  services.xserver = {
    xkb.layout = "us";
    xkb.variant = "euro";
  };

  services.printing.enable = true;

  sound.enable = true;
  hardware.pulseaudio.enable = false;
  security.rtkit.enable = true;
  services.pipewire = {
    enable = true;
    alsa.enable = true;
    alsa.support32Bit = true;
    pulse.enable = true;

  };

  nixpkgs.config.packageOverrides = pkgs: {
    vaapiIntel = pkgs.vaapiIntel.override { enableHybridCodec = true; };
  };
  hardware.opengl = {
    enable = true;
    extraPackages = with pkgs; [
      intel-media-driver # LIBVA_DRIVER_NAME=iHD
      vaapiIntel         # LIBVA_DRIVER_NAME=i965 (older but works better for Firefox/Chromium)
      vaapiVdpau
      libvdpau-va-gl
    ];
  };

  users.users.steph = {
    isNormalUser = true;
    description = "Steph";
    extraGroups = [ "networkmanager" "wheel" "dialout" "podman" "docker" ];
    packages = with pkgs; [
      tdesktop
      vscodium
      ungoogled-chromium
      widevine-cdm
      libreoffice
      nextcloud-client
      tuba
      dino
      minetest
      mumble
      obs-studio
      foliate
      pinta
      sequeler
      endeavour
      zotero
      prismlauncher
      element-desktop
      stack
      sqlite
      sqlite.dev
      gparted
      inkscape
      fragments
    ];
  };

  networking.extraHosts = ''
    86.95.92.180 apprise.prod.gaiaplant.app
  '';

  services.avahi.enable = false;

  virtualisation.podman.enable = true;
  virtualisation.docker.enable = true;

  nixpkgs.config.allowUnfree = true;

  fonts.packages = with pkgs; [
    (nerdfonts.override { fonts = [ "FiraCode" "DroidSansMono" ]; })
    noto-fonts
    noto-fonts-cjk
    noto-fonts-emoji
    inter
    google-fonts
    vistafonts
  ];

  environment.systemPackages = with pkgs; [
    neovim
    git
    wget
    file
    unzip
    zip
    nodejs-18_x
    steam-run
    podman
    docker-compose

    ripgrep
    bottom
    skim
    eza
    bat
    lf
    fd
    htop
    vim
    wl-clipboard
    tmux
    fprintd
    libfprint-2-tod1-vfs0090
    direnv
    nix-direnv
    openvpn
    udev
    usbutils
    evolution-ews
    evolution

    gnome.gnome-tweaks
    gnomeExtensions.tray-icons-reloaded

    gnomeExtensions.clipboard-history
    gnomeExtensions.alphabetical-app-grid

    aspell
    aspellDicts.en
    aspellDicts.nl
    gnome.networkmanager-openvpn
  ];

  services.udev.packages = with pkgs; [ gnome.gnome-settings-daemon ];
  services.fprintd.enable = true;

  services.power-profiles-daemon.enable = false;
  services.tlp.enable = true;

  services.flatpak.enable = true;

  system.stateVersion = "22.05"; # Did you read the comment?

  systemd.services."99setbacklight" = let set-backlight-script = (pkgs.writeShellApplication {
      name = "set-backlight-script";
      text = ''

        
        for d in /sys/class/backlight/*; do
        	cd "$d"
        	echo $(( $(cat max_brightness) / 2)) > brightness
        done
      '';
  });
  in {
    enable = true;
    after = ["systemd-backlight@.service"];

    description = "bar";
    unitConfig = {
      Type = "simple";
    };
    serviceConfig = {
      ExecStart = "${set-backlight-script}/bin/set-backlight-script";
    };
    wantedBy = [ "multi-user.target" ];
  };

}