# nixosConfigurations.th0nkpad-nixos = nixpkgs.lib.nixosSystem {

{
  # Snowfall Lib provides a customized `lib` instance with access to your flake's library
  # as well as the libraries available from your flake's inputs.
  lib, 
  # An instance of `pkgs` with your overlays and packages applied is also available.
  pkgs, 
  # You also have access to your flake's inputs.
  inputs, 
  # Additional metadata is provided by Snowfall Lib.
  # The namespace used for your flake, defaulting to "internal" if not set.
  namespace, 
  # The system architecture for this host (eg. `x86_64-linux`).
  system, 
  # The Snowfall Lib target for this system (eg. `x86_64-iso`).
  target, 
  # A normalized name for the system target (eg. `iso`).
  format, 
  # A boolean to determine whether this system is a virtual target using nixos-generators.
  virtual, 
  # An attribute map of your defined hosts.
  systems, 
  # All other arguments come from the system system.
  config
, ...
}:
let
  inherit pkgs;
  installedPackages = lib.my-namespace.mkPackages pkgs;
in
{
  # inherit system;
  imports = [
    ./configuration.nix
  ];
  config = {
      system.stateVersion = "24.05";
      nix.settings.experimental-features = [ "nix-command" "flakes" ];
      # Define a user account. Don't forget to set a password with ‘passwd’.
      users.users.andreas = {
        isNormalUser = true;
        description = "Andreas Schaafsma";
        extraGroups = [ "networkmanager" "wheel" ];
        packages = with pkgs; [
          flatpak
          gnome-software
          soundwireserver
          vscode
          spotify
          appimage-run
          inputs.game-of-life.packages.x86_64-linux.default
          inputs.nixos-cosmic
          #  thunderbird
        ];
      };
      # lib.my-namespace.home.stream-tools.enable = true;
      programs.gamescope.enable = true;
      programs.steam = {
        enable = true;
        remotePlay.openFirewall = true; # Open ports in the firewall for Steam Remote Play
        dedicatedServer.openFirewall = true; # Open ports in the firewall for Source Dedicated Server
        localNetworkGameTransfers.openFirewall = true; # Open ports in the firewall for Steam Local Network Game Transfers

        gamescopeSession = {
          enable = true;
          env = {
            # WLR_RENDERER = "vulkan";
            # DXVK_HDR = "1";
            ENABLE_GAMESCOPE_WSI = "1";
            WINE_FULLSCREEN_FSR = "1";
            # Games allegedly prefer X11
            SDL_VIDEODRIVER = "x11";
          };
          args = [
            "--xwayland-count 2"
            "--expose-wayland"

            "-e" # Enable steam integration
            "--steam"

            # "--adaptive-sync"
            # "--hdr-enabled"
            # "--hdr-itm-enable"

            # External monitor
            "--prefer-output DP-3"
            "--output-width 1920"
            "--output-height 1080"
            "-r 172"

            # Laptop display
            # "--prefer-output eDP-1"
            # "--output-width 2560"
            # "--output-height 1600"
            # "-r 120"
            
            "--prefer-vk-device 10de:1b81" # lspci -nn | grep VGA
          ];
        };
      };

      # Open ports in the firewall.
      networking.firewall.allowedTCPPorts = [
        59010 #SoundWireServer
        3389 #RDP
      ];
      networking.firewall.allowedUDPPorts = [
        59010 #SoundWireServer
        3389 #RDP
      ];
      # Or disable the firewall altogether.
      # networking.firewall.enable = false;

      # Install firefox.
      programs.firefox.enable = true;

      # Set up system Packages
      environment.systemPackages = with pkgs; [
        git
        pkgs.wine
        pkgs.bottles
        pkgs.gparted
        pkgs.ntfs3g 
        pkgs.ntfsprogs
        pkgs.my-namespace.udev-steelseries
        pkgs.my-namespace.hello
        #  vim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
        #  wget
      ]
      ++  installedPackages.packages;
      programs.nix-ld = {
        enable = true;
        package = pkgs.nix-ld-rs;
      };
      services.flatpak.enable = true;
      systemd.services.flatpak-repo = {
        wantedBy = [ "multi-user.target" ];
        path = [ pkgs.flatpak ];
        script = ''
          flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
        '';
      };

      services.openssh = {
        enable = true;
        settings.PasswordAuthentication = true;
        # settings = {
        #   # passwordAuthentication = true;
        # };
      };


      # services.xrdp.enable = true;
      # services.xrdp.defaultWindowManager = "${pkgs.gnome-session}/bin/gnome-session";
      # services.xrdp.openFirewall = true;


      # Disable the GNOME3/GDM auto-suspend feature that cannot be disabled in GUI!
      # If no user is logged in, the machine will power down after 20 minutes.
      systemd.targets.sleep.enable = false;
      systemd.targets.suspend.enable = false;
      systemd.targets.hibernate.enable = false;
      systemd.targets.hybrid-sleep.enable = false;
    };
}