dotfiles/configuration.nix

# Edit this configuration file to define what should be installed on
# your system. Help is available in the configuration.nix(5) man page, on
# https://search.nixos.org/options and in the NixOS manual (`nixos-help`).

{ config, lib, pkgs, user, allowed, secrets, ... }:

{
  imports =
    [ # Include the results of the hardware scan.
      ./hardware-configuration.nix
    ];

  # Use the systemd-boot EFI boot loader.
  # boot.loader.systemd-boot.enable = false;
  boot.loader.efi.canTouchEfiVariables = true;
  boot.loader.grub = {
    enable = true;
#    device = "/dev/nvme0n1p1";
    device = "nodev";
    # useOSProber = true;
    efiSupport = true;
  };
  

  networking.hostName = "NxXPS"; # Define your hostname.

  networking.networkmanager = {
    enable = true;
    # enableStrongSwan = true;
  };   
  environment.etc = {
    # easyroam HSMW
    "ssl/certs/easyroam_client_cert.pem".source = ./secrets/easyroam-hsmw/easyroam_client_cert.pem;
    "ssl/certs/easyroam_root_ca.pem".source = ./secrets/easyroam-hsmw/easyroam_root_ca.pem;
    "ssl/certs/easyroam_client_key.pem".source = ./secrets/easyroam-hsmw/easyroam_client_key.pem;
    "NetworkManager/system-connections/eduroam.nmconnection" = {
      text = secrets.easyroamHSMW.nmconfig; 
      mode = "0600";
    };
  };

  # Set your time zone.
  time.timeZone = "Europe/Berlin";

  # Configure network proxy if necessary
  # networking.proxy.default = "http://user:password@proxy:port/";
  # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";

  # Select internationalisation properties.
  i18n.defaultLocale = "en_US.UTF-8";
  console = {
    font = "Lat2-Terminus16";
    keyMap = "de";
#    useXkbConfig = true; # use xkb.options in tty.
  };

  # Enable the X11 windowing system.
  services.xserver.enable = true;


  

  # Configure keymap in X11
  services.xserver.xkb.layout = "de";
  services.xserver.xkb.options = "eurosign:e,caps:escape";

  # Enable CUPS to print documents.
  services.printing.enable = true;

  # Enable sound.
  #sound.enable = true;
  #hardware.pulseaudio.enable = true;

  # rtkit is optional but recommended
  security.rtkit.enable = true; 



  services.pipewire = {
    enable = true;
    alsa.enable = true;
    alsa.support32Bit = true;
    pulse.enable = true;
    # If you want to use JACK applications, uncomment this
    jack.enable = true;
  };

  # Enable touchpad support (enabled default in most desktopManager).
  services.xserver.libinput.enable = true;
  hardware.uinput.enable = true;

  users.defaultUserShell = pkgs.bash; # if interactive, itll switch to fish
  programs.bash = {
    interactiveShellInit = ''
      if [[ $(${pkgs.procps}/bin/ps --no-header --pid=$PPID --format=comm) != "fish" && -z ''${BASH_EXECUTION_STRING} ]]
      then
        shopt -q login_shell && LOGIN_OPTION='--login' || LOGIN_OPTION=""
        exec ${pkgs.fish}/bin/fish $LOGIN_OPTION
      fi
    '';
  };

  users.users.nx2 = {
    isNormalUser = true;
    extraGroups = [ "networkmanager" "wheel" "audio" "video" "docker" "libvirtd" "uinput" ];
    useDefaultShell = true;
    packages = with pkgs; []; # all in home.nix
  };

  nixpkgs.config = {
    allowUnfreePredicate = pkg: builtins.elem (lib.getName pkg) allowed.unfree-packages;
    permittedInsecurePackages = [
      "electron-25.9.0"
    ];
  };

  # List packages installed in system profile. To search, run:
  # $ nix search wget
  environment.systemPackages = with pkgs; [
    ntfs3g
    fish
    starship
    git
    git-crypt
    wget
    curl
    zip
    unzip
    p7zip
    killall
    nano
    micro
    yazi
    bat
    du-dust
    htop
    eza
    zoxide
    neofetch
    direnv
    openssl
    openvpn
    ollama # maybe
  ];

  environment.sessionVariables = rec {
    XDG_CACHE_HOME  = "$HOME/.cache"; 
    GTK_THEME = "Adwaita-Dark";
  };
  environment.variables = rec {
    XDG_CACHE_HOME  = "$HOME/.cache"; 
    GTK_THEME = "Adwaita-Dark";
  };


  fonts.packages = with pkgs; [
    noto-fonts
    noto-fonts-cjk
    noto-fonts-emoji
    atkinson-hyperlegible
    (nerdfonts.override { fonts = [ "CascadiaCode" ]; })

  ];

  # Some programs need SUID wrappers, can be configured further or are
  # started in user sessions.
  programs.gnupg.agent = {
    enable = true;
    enableSSHSupport = true;
  };
  programs.fish = {
    enable = true;
  };
  programs.hyprland = {
    enable = true;
    xwayland.enable = true; 
  };


  ### OLLAMA
  systemd.services.ollama = {
    description = "Ollama Service";
    after = [ "network-online.target" "ollama-doesnt-respect-xdg-data-home.service" ];
    serviceConfig = {
      Type = "simple";
      # Environment = "\"XDG_DATA_HOME=/run/current-system/sw/share\"";
      ExecStart = "${pkgs.ollama}/bin/ollama serve";
      User = "ollama";
      Group = "ollama";
      Restart = "always";
      RestartSec = "3";
    };
    wantedBy = [ "default.target" ];
  };

  users.users.ollama = {
    isSystemUser = true;
    home = "/usr/share/ollama";
    shell = "/bin/false";
    group = "ollama";
  };
  users.groups.ollama = {};

  systemd.services.ollama-doesnt-respect-xdg-data-home = {
    wantedBy = ["multi-user.target"];
    script = ''
      mkdir -p /usr/share/ollama/.ollama
      chown ollama:ollama -R /usr/share/ollama
    '';
  };

  ### END OLLAMA
 

  




  # List services that you want to enable:

  # Enable the OpenSSH daemon.
  services.openssh.enable = true;

  # Open ports in the firewall.
  # networking.firewall.allowedTCPPorts = [ ... ];
  # networking.firewall.allowedUDPPorts = [ ... ];
  # Or disable the firewall altogether.
  # networking.firewall.enable = false;

  # Copy the NixOS configuration file and link it from the resulting system
  # (/run/current-system/configuration.nix). This is useful in case you
  # accidentally delete configuration.nix.
  # system.copySystemConfiguration = true;

  # This option defines the first version of NixOS you have installed on this particular machine,
  # and is used to maintain compatibility with application data (e.g. databases) created on older NixOS versions.
  #
  # Most users should NEVER change this value after the initial install, for any reason,
  # even if you've upgraded your system to a new NixOS release.
  #
  # This value does NOT affect the Nixpkgs version your packages and OS are pulled from,
  # so changing it will NOT upgrade your system.
  #
  # This value being lower than the current NixOS release does NOT mean your system is
  # out of date, out of support, or vulnerable.
  #
  # Do NOT change this value unless you have manually inspected all the changes it would make to your configuration,
  # and migrated your data accordingly.
  #
  # For more information, see `man configuration.nix` or https://nixos.org/manual/nixos/stable/options#opt-system.stateVersion .
  system.stateVersion = "23.11"; # Did you read the comment?


  nix.settings.experimental-features = [ "nix-command" "flakes" ];
}